Real Time Touch



new TOP 200 Companies filing patents this week

new Companies with the Most Patent Filings (2010+)




Real Time Touch

Borealis Ag patents


Recent patent applications related to Borealis Ag. Borealis Ag is listed as an Agent/Assignee. Note: Borealis Ag may have other listings under different names/spellings. We're not affiliated with Borealis Ag, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "B" | Borealis Ag-related inventors


 new patent  Soft heterophasic random propylene copolymer with improved clarity

The invention is related to a new soft heterophasic random propylene copolymer with improved optical properties, as well as the process by which the heterophasic random propylene copolymer is produced.. . ... Borealis Ag

 new patent  Catalyst component

The present invention relates to a solid, particulate catalyst component having an mean particle size range of 5 to 200 μm and comprising a compound of a group 2 metal, a compound of a transition metal of group 4 to 6, and at least two internal electron donors being different to each other and being non-phthalic organic compounds selected from (did)esters of non-phthalic carboxylic (did)acids, 1,3-diet hers and did-esters of 1,3-diol compounds and derivatives thereof, and wherein the solid particulate catalyst component is free of any external support material. The invention relates also to the preparation of the catalyst component and a polymerization process for producing propylene polymers.. ... Borealis Ag

Polypropylene based hot-melt adhesive composition

The invention relates to an adhesive composition wherein such composition comprises at least one polypropylene copolymer and wherein such adhesive composition has improved overall bond performance. It further relates to an article comprising said adhesive composition, as well as to a process for producing such article. ... Borealis Ag

Process for producing propylene polymer compositions

. . The present invention relates to a process for producing polypropylene polymer composition by polymerizing propylene with a c4 to c8 α-olefin comonomer and with ethylene in a sequential polymerization process with at least two reactors connected in series in the presence of a solid ziegler-natta catalyst component being free of external carrier material and any phthalic compounds, and wherein the c4 to c8 α-olefin comonomer content in the propylene polymer composition is at least 4.5 wt-%.. . ... Borealis Ag

Method and apparatus for polymerising olefins in gas phase

The present invention deals with an olefin polymerisation process. At least one olefin is polymerised in gas phase in a fluidised bed in the presence of an olefin polymerisation catalyst in a polymerisation reactor having a vertical body; a generally conical downwards tapering bottom zone; a generally cylindrical middle zone above and connected to said bottom zone; and a generally conical upwards tapering top zone above and connected to said middle zone. ... Borealis Ag

Multimodal polyethylene copolymer

The present invention is directed to a multimodal polyethylene copolymer comprising a first and a second copolymer of ethylene and at least two alpha-olefin comonomers. The multimodal polyethylene copolymer is highly suitable for the production of films providing high impact strength in the sense of high dart drop impact strength (ddi) and low extractables. ... Borealis Ag

Process for mixing olefin polymer with reactants

The present invention is directed to a process for producing a modified olefin polymer having increased melt strength in an extruder. The process comprising the steps of: (a) contacting a stream comprising particles of an olefin polymer with a vapour stream of a functionally unsaturated compound in vapour phase thereby producing a first mixed stream; (b) passing the first mixed stream to an extruder; (c) melting the polymer particles of the first mixed stream in the extruder; (d) introducing a stream of a free radical generator either into the first mixed stream or into the extruder; and (e) extruding the first mixed stream and the free radical generator at a temperature which is greater than the decomposition temperature of the free radical generator and the melting temperature of the olefin polymer but less than the decomposition temperature of the olefin polymer thereby producing the modified olefin polymer in the extruder.. ... Borealis Ag

Process for manufacturing of a fibre-reinforced polymer composition

Process for producing a fibre-reinforced polymer composition comprising the following steps: a) providing a polymer composition, b) melting the polymer composition in a compounding device, c) feeding a non-woven fabric into the compounding device in the presence of the molten polymer composition, and d) withdrawing the fibre-reinforced polymer composition from the compounding device. Furthermore, the product obtained by the process and the use of a non-woven fabric in an extruder to reinforce a polymer with fibres are disclosed.. ... Borealis Ag

Process for preparing propylene polymer compositions

The present invention relates to an olefin polymerization process, wherein propylene and a c4 to c10 a-olefin, preferably 1-butene and optionally ethylene are reacted in the presence of a ziegler-natta catalyst so as to obtain a polypropylene, wherein the polypropylene comprises c4 to c10 a-olefin, preferably 1-butene-derived comonomer units in an amount of from 0.5 wt % to 15 wt % and ethylene-derived comonomer units in an amount of 0 wt % to 3 wt %, and wherein the ziegler-natta catalyst comprises i) an external donor of the formula (i): (r3)z(r2o)ysi(r1)x and ii) a solid ziegler-natta catalyst component being free of external carrier material.. . ... Borealis Ag

Monoaxially oriented multilayer cast film

Multilayer cast film, which is oriented in machine direction and comprises at least one outer layer, one core layer and one sealing layer, as well as its use in retort stand up pouches.. . ... Borealis Ag

Polypropylene film structure

The present invention is a structure comprising a biaxially oriented film having a layer comprising a homopolymer of propylene which layer is in contact with oil, characterised in that the homopolymer of propylene has a content of isotactic pentads of from 95% to 98% and a content of ash of not more than 30 ppm.. . ... Borealis Ag

Polymer composition for w&c application with advantageous electrical properties

The invention relates to power cable polymer composition which comprises a single site polyethylene (sspe), a power cable, for example, a high voltage direct current (hv dc), a power cable polymer insulation, use of a polymer composition for producing a layer of a power cable, and a process for producing a power cable.. . ... Borealis Ag

Catalyst and process for olefin metathesis reaction

The present invention relates to a magnesium oxide (mgo) catalyst for isomerisation of olefins with defined physical properties. The present invention further relates to a catalyst for conversion of olefins having a first catalyst component and a second catalyst component. ... Borealis Ag

Multimodal copolymer of ethylene and at least two alpha-olefin comonomers and final articles made thereof

The present invention is directed to a multimodal polyethylene copolymer comprising a first and a second copolymer of ethylene and at least two alpha-olefin comonomers. Such multimodal copolymers are highly suitable for conversion processes that require a high draw down ratio, like the production of thin films. ... Borealis Ag

03/22/18 / #20180079875

Polypropylene composite

Polyvinyl alcohol fiber reinforced polypropylene composition with excellent impact/stiffness balance as well as to its preparation and use.. . ... Borealis Ag

02/08/18 / #20180038542

Metal pipes with anticorrosive polyolefin covering layer

The present invention provides a metal pipe coated on at least a section of the metal pipe with a polyolefin coating system, wherein the system consists of the following layers: (a) optionally, a corrosion protective layer of a chromate, phosphate or other salt; (b) a polyolefin based adhesive, preferably in a thickness of 0.3-5 mm; (c) a pe or pp coating layer, preferably in a thickness of 1-10 mm; (d) optionally, an adhesion promoting layer between the polyolefin based adhesive and a pe or pp layer; wherein the polyolefin based adhesive contains an organic phase consisting of substantially saturated hydrocarbons, and wherein the adhesive contains amorphous polypropylene, ethylene-propylene copolymers or poly(iso)butylene (co)polymers, said adhesive being flowable when a pressure of 10 kgf/cm2 is applied, wherein the pe or pp coating is a continuous layer over the coated section, and wherein said polyolefin based adhesive adheres to both the metal pipe and to said pe or pp coating.. . ... Borealis Ag

02/08/18 / #20180037725

Polyethylene composition suitable for pipe applications

The present invention relates to a polyethylene composition comprising —a base resin comprising (a) a first ethylene homo- or copolymer component having a melt flow rate mfr2 (2.16 kg, 190° c.) of equal to or more than 130 g/10 min to equal to or less than 300 g/10 min, determined according to iso 1133, and (b) a second ethylene homo- or copolymer component, —optional carbon black, —optional further polymer component(s) different to the first ethylene homo- or copolymer components (a) and (b), and —optional additive(s); wherein the first ethylene homo- or copolymer component (a) has a lower weight average molecular weight as the second ethylene homo- or copolymer component (b); the polyethylene composition has a melt flow rate mfr5 (5 kg, 190° c.) of more than 0.60 g/10 min to less than 1.00 g/10 min, determined according to iso 1133, and a shear thinning index shi2.7/210 of equal to or more than 10 to equal to or less than 27. The invention further relates to a process for the production of such a polyethylene composition, an article, such as a pipe or pipe fitting comprising such a polyethylene composition and the use of such a polyethylene composition for the production of such an article.. ... Borealis Ag

02/08/18 / #20180037717

Propylene copolymer composition with improved long-term mechanical properties

Propylene-ethylene random copolymers with improved long-term mechanical properties, especially improved impact strength retention, their manufacture as well as their use, e.g. For the production of moulded articles, particularly injection moulded articles, such as thin-walled plastic containers for packaging.. ... Borealis Ag

02/08/18 / #20180037716

Propylene copolymer composition with improved long-term mechanical properties

Propylene-ethylene random copolymers with improved long-term mechanical properties, especially improved impact strength retention, their manufacture as well as their use, e.g. For the production of moulded articles, particularly injection moulded articles, such as thin-walled plastic containers for packaging.. ... Borealis Ag

02/01/18 / #20180030256

Polypropylene composition combining low sealing initiation temperature, low haze, low hexane solubles and improved tear resistance and melting temperature

Polypropylene composition which combines low sealing initiation temperature (sit) and high melting point (tm), furthermore showing a broad sealing window, low hexane solubles and good optical properties, like low haze.. . ... Borealis Ag

02/01/18 / #20180030255

C2c3 random copolymer composition with improved balance between sealing initiation temperature and melting point

C2c3 random copolymer composition with an improved balance between sealing initiation temperature (sit) and melting point (tm), i.e. Low sit and high melting point. ... Borealis Ag

02/01/18 / #20180030179

Process for producing polyethylene

The present invention relates to a process for producing ethylene copolymers in a multistage process comprising at least one slurry phase polymerization stage and at least one gas phase polymerization stage in the presence of ziegler natta catalyst comprising a solid catalyst component, a cocatalyst of a compound of group 13 metal and an external additive selected from alkoxysilanes of formula (i) r1nsi(or2)4-n, (i) where n is an integer 0 to 3, each r1 are equal or different and are selected among h, halogen, alkyl groups of 1 to 6 10 carbon atoms optionally substituted with one or more halogen atoms, alkenyl groups of 2 to 6 carbon atoms optionally substituted with one or more halogen atoms, and aryl groups of 6 to 12 carbon atoms optionally substituted with one or more halogen atoms, or the r1 groups can form with the si atom they are linked to a ring of 3 to 8 ring atoms, provided that all r1 are not hydrogen, r2 are equal or different and are selected among alkyl groups of 1 to 6 carbon atoms optionally substituted with one or more halogen atoms, alkenyl groups of 2 to 6 carbon atoms optionally substituted with one or more halogen atoms, and aryl groups of 6 to 12 carbon atoms optionally substituted with one or more halogen atoms, or the or2 groups can form with the si atom they are linked to a ring of 3 to 8 ring atoms, halogen is br, cl or f. The invention further relates to the catalysts and use thereof in said multistage process r for producing ethylene copolymers having melt flow rate ratio frr21/5 at least 40 and/or polydispersity index pdi of at least 27.. ... Borealis Ag

01/18/18 / #20180016426

Flame retardant polypropylene composition

. . The present invention relates to a flame retardant polypropylene composition for a conduit, appliance, and/or automotive wire, comprising a flame retardant composition comprising: a) a base resin comprising a heterophasic propylene copolymer which comprises a polypropylene homo- or copolymer matrix and an ethylene propylene rubber dispersed in said matrix, and b) a metal hydroxide or hydrated compound, wherein the heterophasic propylene copolymer has a mfr2 below 0.8 g/10 min and a xylene cold soluble (xcs) fraction content between 1 and 15 wt % based on the total weight of the heterophasic propylene copolymer.. . ... Borealis Ag

01/11/18 / #20180010023

Adhesive composition

The present invention relates to an adhesive composition comprising a. A polyethylene resin (a) which has been grafted with an acid grafting agent and b. ... Borealis Ag

12/21/17 / #20170362417

Process for producing multimodal polyethylene in-situ blends including ultra-high molecular weight fractions

The present application relates to a process for producing a multimodal polyethylene composition comprising the steps of polymerizing a polyethylene fraction (a-1) having a weight average molecular weight mw of equal to or more than 500 kg/mol to equal to or less than 10,000 kg/mol and a density of equal to or more than 915 kg/m3 to equal to or less than 960 kg/m3 in one reaction step and polymerizing a polyethylene fraction (a-2) having a lower weight average molecular weight mw as polyethylene fraction (a-1) and a density of equal to or more than 910 kg/m3 to equal to or less than 975 kg/m3 in a second reaction step of a sequential multistage process wherein one of said polyethylene fractions is polymerized in the presence of the other of said polyethylene fractions to form a first polyethylene resin (a) having a weight average molecular weight mw of equal to or more than 150 kg/mol to equal to or less than 1,500 kg/mol, and a density of equal to or more than 910 kg/m3 to equal to or less than 975 kg/m3, wherein the weight average molecular weight mw of the first polyethylene resin (a) is lower than the weight average molecular weight mw of the polyethylene fraction (a-1), blending the first polyethylene resin (a) with a second polyethylene resin (b) having a weight average molecular weight mw of equal to or more than 50 kg/mol to less than 500 kg/mol, and a density of equal to or more than 910 kg/m3 to equal to or less than 970 kg/m3 to form said multimodal polyethylene composition, wherein the multimodal polyethylene composition a melt flow rate mfr5 (190° c., 5 kg) of 0.01 to 10 g/10 min and a density of equal to or more than 910 kg/m3 to equal to or less than 970 kg/m3 a polyethylene composition obtainable by said process and the polyethylene resin of said first polymerization step.. . ... Borealis Ag

12/21/17 / #20170362357

Process for producing polypropylene

Propylene is polymerised in the presence of a polymerisation catalyst comprising a solid catalyst component, an organoaluminium compound and an external electron donor, the process comprising the steps of (i) contacting propylene and hydrogen with the polymerisation catalyst in polymerisation conditions in a polymerisation reactor to produce a polymer of propylene; (ii) recovering the polymer of propylene from the polymerisation reactor; wherein the polymer of propylene has mfr of from more than 100 to 10000 g/10 min. The solid catalyst component comprises titanium, magnesium, halogen and an internal electron donor, characterised in that the internal electron donor is a compound according to formula (i) with r1 and r2 being the same or different and being a linear or branched c1-c12-alkyl group, and with r being h or a linear, branched or cyclic c1 to c12-alkyl, whereby it is preferred that r is not h. ... Borealis Ag

12/21/17 / #20170361543

Process for producing modified olefin polymer in an extruder

The present invention is directed to a process for producing a modified olefin polymer in an extruder having a feed zone, a melting zone, optionally a mixing zone and optionally a die zone, (a) introducing a stream of an olefin polymer into the feed zone of the extruder; (b) introducing a stream of a free radical generator directly into the feed zone or the melting zone or the mixing zone, if present, of the extruder; (c) introducing a stream of a functionally unsaturated compound directly into the feed zone or the melting zone or the mixing zone, if present, of the extruder; (d) extruding the mixture in the extruder at a temperature which is greater than the decomposition temperature of the free radical generator and the melting temperature of the olefin polymer but less than the decomposition temperature of the olefin polymer thereby producing the modified olefin polymer in the extruder; and, optionally, (g) passing the melt of the modified olefin polymer through the die zone to a pelletiser.. . ... Borealis Ag

12/14/17 / #20170355839

Polypropylene with enhanced visual appearance

Polymer composition comprising a polypropylene, a nucleating agent being a sorbitol derivative and zinc stearate.. . ... Borealis Ag

12/14/17 / #20170355175

Layered structure with copper passivator

The present invention relates to a layered structure comprising a copper conductor and a polymer layer adjacent to the copper conductor, more specific to a wire or cable insulation layer that can preserve the copper conductor from discolouration. The polymer layer adjacent to the copper conductor comprises the polymer composition comprising a benzotriazole compound. ... Borealis Ag

12/07/17 / #20170352448

Power cable polymer composition comprising thermoplastic and having advantageous properties

. . The invention relates to power cable polymer composition which comprises a thermoplastic polyethylene having a chlorine content which is less than x, wherein x is 10 ppm, a power cable, for example, a high voltage direct current (hv dc), a power cable polymer insulation, use of a polymer composition for producing a layer of a power cable, and a process for producing a power cable.. . ... Borealis Ag

12/07/17 / #20170349683

Ziegler-natta catalyst and preparation thereof

This invention relates to a solid mgcl2 based natta catalyst component for producing olefin polymers and preparation of said catalyst component. Further the invention relates to a ziegler natta catalyst comprising said solid catalyst component, group 13 metal compound as cocatalyst and optionally external additives. ... Borealis Ag

12/07/17 / #20170349678

Process for producing multimodal polyethylene blends including ultra-high molecular weight components

The present application relates to a process for producing a multimodal polyethylene composition comprising the steps of blending a polyethylene fraction (a-1) having a weight average molecular weight mw of equal to or more than 700 kg/mol to equal to or less than 10,000 kg/mol and a density of equal to or more than 920 kg/m3 to equal to or less than 960 kg/m3 and a polyethylene fraction (a-2) having a lower mw as polyethylene fraction (a-1) and a density of equal to or more than 910 kg/m3 to equal to or less than 960 kg/m3 with a weight ratio of (a-1) to (a-2) of 45:55 to 80:20 to form a first polyethylene resin (a) having a mw of equal to or more than 200 kg/mol to equal to or less than 1500 kg/mol, a melt flow rate mfr5 (190° c., 5 kg) of 0.001 to 10 g/10 min and a density of equal to or more than 910 kg/m3 to equal to or less than 960 kg/m3, blending the first polyethylene resin (a) with a second polyethylene resin (b) having a mw of equal to or more than 50 kg/mol to less than 700 kg/mol, and a density of equal to or more than 910 kg/m3 to equal to or less than 960 kg/m3 to form the multimodal polyethylene composition, wherein the multimodal polyethylene composition a melt flow rate mfr5 (190° c., 5 kg) of 0.01 to 10 g/10 min and a density of equal to or more than 910 kg/m3 to equal to or less than 970 kg/m3, a polyethylene composition obtainable by said process and the polyethylene resin of said first blending step.. . ... Borealis Ag

11/30/17 / #20170342248

Polypropylene compound with improved optical property and gel level

Composition for producing films with low amount of gels and good haze, wherein said composition comprises a polypropylene and a high density polyethylene powder.. . ... Borealis Ag

11/30/17 / #20170342247

Polypropylene films with improved sealing behaviour, especially in view of improved sealing properties

The present invention relates to a polymer blend and the film of the polymer blend or the film layers of the polymer blend as a surface layer or coating. More particularly, the invention relates to a polymer blend which may be extruded as such or extruded onto one or both sides of packaging film to give a sealing surface(s) which exhibits surprisingly heat sealability suitable for form-fill-and-seal-packaging. ... Borealis Ag

11/30/17 / #20170342246

Polypropylene films with improved printability

The patent application discloses a polypropylene-plastomer-blend comprising ethylene-based plastomer, which—after conversion into final articles and exposing to surface modification like corona treatment, shows improved dyne retention behaviour and improved dyne retention ratio over time. Further disclosed are final articles and a process how to provide compositions and final articles having improved dyne retention behaviour.. ... Borealis Ag

11/30/17 / #20170341267

Process for producing pellets of copolymers of propylene

The present invention provides a process for extruding and pelletising a propylene copolymer. The copolymer has a content of comonomer from 5 to 40% by mole, a melt flow rate mfr2 measured at 230° c. ... Borealis Ag

11/23/17 / #20170335078

Polypropylene films with improved optics and mechanical properties

. . Polypropylene mono-layer films produced with blown film or cast film technology comprising a blend of: a) 75.0 to 98.0 wt %, based on the blend, of a random propylene copolymer and b) 2.0 to 15.0 wt %, based on the blend, of an ethylene based plastomer having a density according to iso 1183d of 0.915 g/cm3 or below and an mfr2 according to iso 1133 (190° c.; 2.16 kg) in the range of 2.0 to 30 g/10 min, wherein the film has simultaneously improved optic properties as well as tear resistance compared to random propylene copolymer based films without ethylene based plastomer.. . ... Borealis Ag

11/16/17 / #20170327678

Polyethylene composition for a film layer

The present invention relates to a polymer composition, to the use of the polymer composition in film applications and to a film comprising the polymer composition of the invention.. . ... Borealis Ag

11/16/17 / #20170327675

Polymer composition for cable applications with advantageous electrical properties

The invention relates to a polymer composition comprising polyolefin (a), which is other than low density polyethylene (ldpe), and polyolefin (b), which is an ldpe polymer and obtainable by a high pressure process which process comprises the steps: (i) compressing one or more monomer(s) under pressure in a compressor, using a compressor lubricant for lubrication, (ii) polymerising a monomer optionally together with one or more comonomer(s) in a polymerisation zone, (iii) separating the obtained polyolefin (b) from the unreacted products and recovering the separated polyolefin in a recovery zone, wherein in step (i) the compressor lubricant comprises a non-mineral oil; a power cable, e.g. Of a direct current (dc) power cable, use of a polymer composition and a process for producing a dc power cable.. ... Borealis Ag

11/16/17 / #20170327674

Polymer composition and cable with advantageous electrical properties

The invention relates to a polymer composition comprising polyolefin (a), which is other than low density polyethylene (ldpe), and polyolefin (b), which is an ldpe polymer and obtainable by a high pressure process which process comprises the steps: (i) compressing one or more monomer(s) under pressure in a compressor, using a compressor lubricant for lubrication, (ii) polymerising a monomer optionally together with one or more comonomer(s) in a polymerisation zone, (iii) separating the obtained polyolefin (b) from the unreacted products and recovering the separated polyolefin in a recovery zone, wherein in step (i) the compressor lubricant comprises a non-mineral oil; a power cable, e.g. Of a direct current (dc) power cable, use of a polymer composition and a process for producing a dc power cable.. ... Borealis Ag

11/16/17 / #20170327612

High pressure radial polymerisation process for a copolymer of ethylene silane groups containing comonomer

A copolymer of ethylene with silane groups containing comonomer that is produced in a high pressure radical polymerisation process comprising the steps of: (a) compressing ethylene together with the silane groups containing comonomer under pressure in a compressor, wherein a compressor lubricant is used for lubrication, (b) polymerising ethylene together with the silane groups containing comonomer in a polymerisation zone, (c) separating the obtained ethylene from the unreacted products and recovering the separated ethylene copolymer in a recovery zone, wherein in step a) the compressor lubricant comprises a mineral oil and ethylene copolymer has a silane groups containing comonomer content of 0.5 to 3 wt % and an mfr2 of 0.3 to 10 g/10 min. The co polymer of ethylene with silane groups containing comonomer can be used.. ... Borealis Ag

11/09/17 / #20170321048

Polymer compositions and extrusion coated articles

The present invention relates to a polymer composition (a) comprising a blend of i) 60 to 90 wt-% of propylene polymer composition (a) comprising a blend of (a-1) 55 to 95 wt-% of propylene polymer and (a-2) 5 to 45 wt-% of low density ethylene polymer and ii) 10 to 40 wt-% of a plastomer (b) of ethylene copolymer. The invention relates also to extrusion coating articles, comprising at least a substrate layer and a heat sealable layer, wherein composition (a) is used as said heat sealable layer, process for producing the extrusion coated articles as well use of the composition (a) as a heat sealable layer in an extrusion coated article.. ... Borealis Ag

11/09/17 / #20170320986

Long-chain branched polypropylene for film application

The invention relates to a propylene homopolymer or copolymer having a comonomer in the copolymer selected from ethylene, c4-c20-alpha olefin, said propylene homopolymer or copolymer being free of phthalic compound. It further relates to a long-chain branched propylene homopolymer or copolymer (b-pp) having a comonomer in the copolymer selected from ethylene, c4-c20-alpha olefins, said long-chain branched propylene homopolymer or copolymer (b-pp) being free of phthalic compound. ... Borealis Ag

11/09/17 / #20170320975

Synergistic visbreaking composition of peroxide and hydroxylamine ester for increasing the visbreaking efficiency

Synergistic visbreaking composition of peroxide and a hydroxylamine ester for increasing the visbreaking efficiency for polypropylene polymers at melt extrusion temperatures below 250° c. And its use in visbreaking polypropylene. ... Borealis Ag

11/09/17 / #20170320795

Endothermic gas phase catalytic dehydrogenation process

An endothermic catalytic dehydrogenation process conducted in gas phase in system including a reactor with a catalyst bed including an inorganic catalytic material and a first inert material including the steps of: feeding a first stream having an alkane of the formulae i cnh2n+1r1 with n≧3 and r1═h or aryl to be dehydrogenated into the reactor, and simultaneously or subsequently feeding a second stream including a mixture of an inert gas and a reactive gas selected from the group of alkanes of the formulae ii cmh2m+2 with m≧2, or alkenes of the formulae iii cmh2m with m≧2. The alkane to be dehydrogenated of formulae i in first stream has at least one more carbon atom than the alkane of formulae ii and alkene of formulae iii in the second stream.. ... Borealis Ag

10/05/17 / #20170283566

Film with moderate crosslinking

A polymer composition with a polymer of ethylene with a comonomer with silane group(s) containing units and an additive that is an organic compound with at least one amine moiety that has a gel content less than 10 wt % after 7 days at ambient conditions and a gel content of at least 15 wt % gel content after 14 days at 100° c. The film can be used in a laminate.. ... Borealis Ag

10/05/17 / #20170283562

Process for producing pellets of soft copolymers

The present invention deals with a process for producing pellets from olefin copolymers. The process comprises: (i) melting the olefin copolymer in an extruder; (ii) extruding the molten olefin copolymer through a die plate into a pellet water bath in a pelletiser thereby producing strands of the olefin copolymer; (iii) cutting the strands of the olefin copolymer in the pelletiser into pellets; and (iv) drying the pellets. ... Borealis Ag

09/28/17 / #20170275442

Process for producing multimodal polyethylene blends including ultra-high molecular weight components

The present application relates to a process for producing a multimodal polyethylene composition comprising the steps of at least partially melting a first polyethylene resin (a) having a viscosity average molecular weight my of equal to or more than 700 kg/mol to equal to or less than 10,000 kg/mol and a density of equal to or more than 920 kg/m3 to equal to or less than 960 kg/m3 in a first homogenizing device, at least partially melting a second polyethylene resin (b) having a mw of equal to or more than 50 kg/mol to less than 700 kg/mol, and a density of equal to or more than 910 kg/m3 to equal to or less than 960 kg/m3 in a second homogenizing device, combining the at least partially molten first polyethylene resin (a) with the at least partially molten second polyethylene resin (b) in said second homogenizing device, compounding the combined first polyethylene resin (a) and second polyethylene resin (b) in said second homogenizing device to form a multimodal polyethylene composition, wherein the multimodal polyethylene composition has a melt flow rate mfr5 (190° c., 5 kg) of 0.01 to 10.0 g/10 min and a density of equal to or more than 910 kg/m3 to equal to or less than 970 kg/m3 and a polyethylene composition obtainable by said process.. . ... Borealis Ag

09/14/17 / #20170260312

Process for producing graft copolymers on polyolefin backbone

. . The present invention provides a process of producing a modified polymer composition, which composition comprises a free-radical polymeriseable monomer grafted to a polyolefin backbone. The process comprises contacting, in an extruder, an olefin polymer and the free-radical polymeriseable monomer in the presence of a stable radical in an extruder and extruding the composition.. ... Borealis Ag

08/31/17 / #20170247484

Process for producing propylene copolymers in gas phase

A process for the preparation of a hetero-phasic copolymer of propylene and ethylene comprising polymerising propylene and ethylene in the gas phase in the presence of a solid particulate catalyst free from an external carrier comprising: (i) a symmetrical complex of formula (i), wherein m is zirconium or hafnium; each x is a sigma lig- and; l is a divalent bridge selected from —r′2c—, —r′2c—cr′2-, —r′2si—, —r′2si—sir′2—, —r′2ge—, wherein each r′ is independently a hydrogen atom, c1-c20-alkyl, tri(c1-c20-alkyl)silyl, c6-c20-aryl, c7-c20-arylalkyl or c7-c20-alkylaryl; r2 is a c1-c20 hydrocarbyl radical; r5 is a c1-c20 hydrocarbyl radical; r6 is a tertiary c4-c20 hydrocarbyl radical; r7 is a hydrogen atom or a c1-10-hydrocarbyl radical; n is 0 to 3; r1 is a c1-c20 hydrocarbyl radical and optionally two adjacent r1 groups taken together can form a further mono or multi-cyclic ring condensed to ph ring optionally substituted by one or two groups r4; and r4 is a c1-c10 alkyl radical and (ii) a cocatalyst, preferably comprising an organometallic compound of a group 13 metal; wherein the xylene soluble fraction (xs) of the heterophasic copolymer of propylene and ethylene has an intrinsic viscosity of at least 1.5 dl/g and an ethylene content of 10 to 70 wt %.. . ... Borealis Ag

08/31/17 / #20170247483

Process for polymerising ultra-high molecular weight polyethylene

The present invention deals with a process for polymerising ethylene in the presence of an olefin polymerisation catalyst comprising titanium, magnesium and halogen in at least one polymerisation stage where ethylene is polymerised in slurry, the process comprising treating the polymerisation catalyst in a pre-treatment step by polymerising an olefin on the polymerisation catalyst so that the ratio of the weight of the olefin polymer to the weight of the original solid catalyst component is from 0.1 to 10 g/g and using the pre-treated catalyst in the production of ultra-high molecular weight polyethylene.. . ... Borealis Ag

08/31/17 / #20170247480

Process for the preparation of copolymers of propylene

A process for the preparation of a copolymer of propylene and ethylene comprising polymerising propylene and ethylene in the gas phase in the presence of a solid particulate catalyst free from an external carrier comprising: (i) a symmetrical complex of formula (i), wherein m is zirconium or hafnium; each x is a sigma ligand; l is a divalent bridge selected from —r′2c—, —r′2c—cr′2—, —r′2si—, —r′2si—sir′2—, —r′2ge—, wherein each r′ is independently a hydrogen atom, c1-c20-alkyi, tri(c1-c20-aikyl)silyl, c6-c20-aryl, c7-c20-arylalkyl or c7-c20-alkylaryl; r2 is a c1-c20 hydrocarbyl radical; m is 2 to 5; r9 is a h or c1-c20 hydrocarbyl radical; r7 is a hydrogen atom or a c1-10-hydrocarbyl radical; n is 0 to 3; r1 is a c1-c20 hydrocarbyl radical and optionally two adjacent r1 groups taken together can form a further mono or multicyclic ring condensed to ph ring optionally substituted by one or two groups r4; and r4 is a c1-c10 alkyl radical; and (ii) a cocatalyst, preferably comprising an organometallic compound of a group 13 metal; wherein the xylene soluble fraction of the propylene ethylene copolymer has an ethylene content of at least 10 wt % and an intrinsic viscosity of at least 1.2 dl/g.. . ... Borealis Ag

08/24/17 / #20170243996

Polymer composition for a layer of a layer element

The present invention relates to a polymer composition, to a layer element, preferably to at least one layer element of a photovoltaic module, comprising the polymer composition and to an article which is preferably said at least one layer of a layer element, preferably of a layer element of a photovoltaic module.. . ... Borealis Ag

08/24/17 / #20170240734

Heterophasic polypropylene with improved impact strength/stiffness balance, improved powder flowability, reduced emissions and low shrinkage

Heterophasic polypropylene composition with improved impact strength/stiffness balance and with high flowability, reduced emissions and low shrinkage, and its use.. . ... Borealis Ag

08/24/17 / #20170240733

Polypropylene compositions for capacitor film

The present invention relates to a newpolypropylene composition with improved processability and heat resistance for use in a capacitor film, as well as a cast film and a biaxially oriented film for the use as capacitor film comprising such polypropylene composition.. . ... Borealis Ag

08/24/17 / #20170240672

Polymer composition for a layer of a layer element

The present invention relates to a polymer composition, to a layer element, preferably to at least one layer element of a photovoltaic module, comprising the polymer composition and to an article which is preferably said at least one layer of a layer element, preferably of a layer element of a photovoltaic module.. . ... Borealis Ag

08/24/17 / #20170240671

Polymer composition for a layer of a layer element

The present invention relates to a polymer composition, to a layer element, preferably to at least one layer element of a photovoltaic module, comprising the polymer composition and to an article which is preferably said at least one layer of a layer element, preferably of a layer element of a photovoltaic module.. . ... Borealis Ag

08/24/17 / #20170240670

Polymer composition for a layer of a layer element

The present invention relates to a polymer composition, to a layer element, preferably to at least one layer element of a photovoltaic module, comprising the polymer composition and to an article which is preferably said at least one layer of a layer element, preferably of a layer element of a photovoltaic module.. . ... Borealis Ag

08/17/17 / #20170233508

A new crosslinked polymer composition, structured layer and cable

The present invention relates to a crosslinked polymer composition comprising a crosslinked polyolefin, wherein the polymer composition comprises, prior to crosslinking, a polyolefin and peroxide which is in an amount of less than 35 mmol —o—o-/kg polymer composition, characterized in that the crosslinked polymer composition has been in a direct contact with a semiconductive composition for 24 h at 70° c., and that the crosslinked polymer composition thereafter has an electrical dc-conductivity of 150 fs/m or less, wherein the electrical dc-conductivity is measured in accordance with “dc conductivity method”, as described under “determination methods”, on a plaque of the crosslinked polymer composition at 70° c. And 30 kv/mm mean electric field from a non-degassed and 1 mm thick plaque sample of the crosslinked polymer composition; a layered structure, cable, e.g. ... Borealis Ag

08/03/17 / #20170218172

Process for the preparation of an alpha-nucleated polypropylene

The present invention presents a new method for preparation of an α-nucleated crystalline polypropylene based on polymeric nucleating agents and very high cooling rates, further the α-nucleated crystalline polypropylene based on polymeric nucleating agents derived thereof and its use in final articles derivable thereof.. . ... Borealis Ag

08/03/17 / #20170218104

Propylene random copolymer

Propylene random copolymers with low randomness and being free of from catalyst originating phthalates.. . ... Borealis Ag

07/13/17 / #20170198126

Nucleated phthalate-free pp homopolymers for melt-blown fibers

The present invention is directed to a new polypropylene composition comprising a propylene homopolymer and a polymeric nucleating agent, to melt-blown fibers comprising the polypropylene composition, to a melt-blown web comprising the melt-blown fibers and/or the polypropylene composition, to an article comprising the melt-blown fibers and/or the melt-blown web as well as to the use of the polypropylene composition for improving the relation between pressure drop and hydrohead of a melt-blown web and for improving the thermo-mechanical properties of a melt-blown web in machine direction (md) and transverse direction (td).. . ... Borealis Ag

06/29/17 / #20170186515

Polymer composition and a power cable comprising the polymer composition

An alternating current (ac) power cable includes a conductor surrounded by at least an inner semiconductive layer including a first semiconductive composition, an insulation layer including a polymer composition, an outer semiconductive layer including a second semiconductive composition, and optionally a jacketing layer including a jacketing composition, in that order. The polymer composition of the insulation layer includes an unsaturated low density polyethylene (ldpe) copolymer of ethylene with one or more polyunsaturated comonomers and a crosslinking agent. ... Borealis Ag

06/22/17 / #20170178763

Polymer composition and a power cable comprising the polymer composition

A crosslinkable and crosslinked polymer composition containing a low density polyethylene (ldpe) homopolymer or low density polyethylene (ldpe) copolymer has excellent direct current (dc) electrical properties. The crosslinked polymer composition has an electrical conductivity of 150 fs/m or less, when measured at 70° c. ... Borealis Ag

06/15/17 / #20170166711

Polypropylene composite

Fiber reinforced composition comprising (a) a polypropylene random copolymer comprising ethylene and/or c4 to c8 a-olefin (pp-raco), (b) glass fibers (gf), and (c) a polar modified polypropylene as adhesion promoter (ap), wherein (i) the polypropylene random copolymer comprising ethylene and/or c4 to c8 a-olefin (pp-raco) heaving a melt flow rate mfr2 (230° c.) measured according to iso 1133 of at least 2.5 g/10 min, (ii) the glass fibers (gf) are cut glass fibers and (iii) the polymer contained in the reinforced composition forms a continuous phase being the matrix of the fiber reinforced composition.. . ... Borealis Ag

06/08/17 / #20170158788

Propylene random copolymer for film applications

Propylene copolymer having a comonomer content in the range of 5.0 to 9.0 wt.-% and a melt flow rate mfr2 (230° c.) in the range of 0.8 to 25.0 g/10 min, wherein said propylene copolymer is suitable for film applications featured by good sealing properties.. . ... Borealis Ag

05/18/17 / #20170137617

Polypropylene composition for automotive interior applications

. . . . Polypropylene composition comprising a heterophasic propylene copolymer and a mineral filler, wherein said heterophasic propylene copolymer has a melting temperature in the range of 140 to 155° c., a xylene cold soluble content in the range of 20 to 35 wt.-% and a comonomer content of the xylene cold soluble fraction in the range of 18 to 95 wt.-%, wherein further the weight ratio between heterophasic propylene copolymer and the mineral filler is in the range of 2/1 to 4/1.. . ... Borealis Ag

05/18/17 / #20170137595

Polyolefin composition for power cables

The present invention relates to a polyolefin composition comprising a polyolefin (a), a fullerene composition (b) which comprises: a c60 fullerene or a c60 chemical derivative selected from the group consisting of methanofullerene derivatives, pcbm derivatives, thcbm derivatives, prato derivatives, bingel derivatives, diazoline derivatives, azafulleroid derivatives, ketolactam derivatives, and diels-alder derivatives; or a c70 fullerene or a c70 chemical derivative selected from the group consisting of methanofullerene derivatives, pcbm derivatives, thcbm derivatives, prato derivatives, bingel derivatives, diazoline derivatives, azafulleroid derivatives, ketolactam derivatives, and diels-alder derivatives; or a blend of fullerenes; a master batch, a cable, and uses thereof.. . ... Borealis Ag

05/04/17 / #20170121431

Catalyst component for the preparation of nucleated polyolefins

Catalyst composition comprising a phthalate-free electron donor, which is highly effective during polymerisation in the presence of a polymeric nucleating agent, and its use and a process for its preparation.. . ... Borealis Ag

04/13/17 / #20170101489

Polypropylene with broad molecular weight distribution

Propylene homopolymer having a melt flow rate mfr2 (230° c.) at least 50 g/10 min, a mw/mn at least 12.0 and a xylene cold soluble content (xcs) of at least 2.8 wt.-%.. . ... Borealis Ag

04/13/17 / #20170101487

Polypropylene with broad molecular weight distribution

Propylene homopolymer having a melt flow rate mfr2 (230° c.) at least 50 g/10 min, a mw/mn at least 12.0 and a xylene cold soluble content (xcs) of at least 2.8 wt.-%.. . ... Borealis Ag

03/16/17 / #20170077333

Polypropylene composition for producing a layer of a photovoltaic module

The present invention is directed to a layer of an electrical device a photovoltaic module comprising at least one photovoltaic element and at least one layer comprising a polypropylene composition and to the use of a polypropylene composition for producing at least one layer of an element of a photovoltaic module.. . ... Borealis Ag

03/09/17 / #20170066912

Heterophasic propylene copolymer with high melting point

Heterophasic propylene copolymer for retortability, said copolymer has a comonomer content in the range of 1.5 to 14.0 mol-%; a melting temperature in the range of 140 to 15° c. And a xylene cold soluble (xcs) fraction in the range of 10.0 to below 30.0 wt.-%.. ... Borealis Ag

02/23/17 / #20170051125

Polypropylene composition suitable for primerless painting

The present invention is directed to a polypropylene composition (c), an article comprising the polypropylene composition (c) as well as the use of the polypropylene composition (c) to reduce paintability failure of a molded article.. . ... Borealis Ag

02/16/17 / #20170044359

Polypropylene - polyethylene blends with improved properties

Polypropylene-polyethylene blends comprising a) 75 to 90 wt % of a blend of a-1) polypropylene and a-2) polyethylene and b) 10 to 25 wt % of a compatibilizer being a heterophasic polyolefin composition comprising b-1) a polypropylene with an mfr2 between 1.0 and 300 g/10 min (according to iso 1133 at 230° c. At a load of 2.16 kg) and b-2) a copolymer of ethylene and propylene or c4 to c10 alpha olefin with a tg (measured with dynamic-mechanical thermal analysis, dmta, according to iso 6721-7) of below −25° c. ... Borealis Ag

02/09/17 / #20170037165

Improved catalyst system for producing polyethylene copolymers in a high temperature solution polymerization process

Catalyst system for producing ethylene copolymers in a high temperature solution process, the catalyst system comprising (i) a metallocene complex of formula (i) wherein m is hf or zr x is a sigma ligand, l is a bridge of the formula —sir82—, wherein each r8 is independently a c1-c20-hydrocarbyl, tri(c1-c20-alkyl)silyl, c6-c20-aryl, c7-c20-arylalkyl or c7-c20-alkylaryl n is 0, 1 or 2 r1 and r1′ are the same or can be different and can be a linear or branched c1-c6-alkyl group, r2 and r2′ are the same or are different and are a ch2—r9 group, with r9 being h or linear or branched c1-c6-alkyl group r5 and r5′ are the same or are different and can be h or a linear or branched c1-c6-alkyl group or a or group, wherein r is a c1-c6-alkyl group r6 and r6′ are the same or are different and can be h or a c(r10)3 group, with r10 being the same or different and r10 can be h or a linear or branched c1-c6-alkyl group or r5 and r6 and/or r5′ and r6′ taken together form an unsubstituted 4-7 membered ring condensed to the benzene ring of the indenyl moiety, with the proviso that if r5 and r6 as well as r5′ and r6′ taken together form an unsubstituted 5 membered ring condensed to the benzene ring of the indenyl moiety then r2 and r2′ are not a c1-alkyl group; and r7 and r7′ can be the same or are different and can be h or a linear or branched c1-c6-alkyl group (ii) an aluminoxane cocatalyst and (iii) optionally a boron containing cocatalyst. . ... Borealis Ag

02/09/17 / #20170037164

New catalyst system for producing polyethylene copolymers in a high temperature solution polymerization process

Catalyst system for producing ethylene copolymers in a high temperature solution process, the catalyst system comprising (i) a metallocene complex of formula (i) wherein m is hf x is a sigma ligand, l is a bridge of the formula —sir82—, wherein each r8 is independently a c1-c20-hydrocarbyl, tri(c1-c20-alkyl)silyl, c6-c20-aryl, c7-c20-arylalkyl or c7-c20-alkylaryl n is 0, 1 or 2 r1 and r1′ are the same or can be different and can be a linear or branched c1-c6-alkyl group, r2 and r2′ are the same or are different and are a ch2—r9 group, with r9 being h or linear or branched c1-c6-alkyl group r5 and r5′ are the same or are different and can be h or a linear or branched c1-c6-alkyl group or a or group, wherein r is a c1-c6-alkyl group r6 and r6′ are the same or are different and can be h or a c(r10)3 group, with r10 being the same or different and r10 can be h or a linear or branched c1-c6-alkyl group or r5 and r6 and/or r5′ and r6′ taken together form an unsubstituted 4-7 membered ring condensed to the benzene ring of the indenyl moiety, and r7 and r7′ can be the same or are different and can be h or a linear or branched c1-c6-alkyl group (ii) an aluminoxane cocatalyst and/or (iii) a boron containing cocatalyst and (iv) optionally an aluminium alkyl compound.. . ... Borealis Ag

02/02/17 / #20170029980

Phthalate-free pp homopolymers for meltblown fibers

The present invention is directed to a new polypropylene composition comprising a propylene homopolymer, to a melt-blown fiber comprising the polypropylene composition, to a melt blown web comprising the melt blown fiber and/or the polypropylene composition, to an article comprising the melt blown fiber and/or the melt blown web as well as to the use of the polypropylene composition for improving the relation between pressure drop and hydrohead of a melt-blown web.. . ... Borealis Ag

02/02/17 / #20170029609

Polypropylene composition with excellent paint adhesion

The present invention is directed to a polypropylene composition, an article comprising the polypropylene composition as well as the use of the polypropylene composition to enhance paint adhesion of a molded article.. . ... Borealis Ag

01/26/17 / #20170022589

Acetone storage

An acetone storage tank or acetone transfer pipe comprising stainless steel in which the amount of cr is in the range 10.5 wt % to 20 wt %; the amount of ni is ≧9 wt %, and the amount of mo is 2.75%≧mo≧0 wt %, of the stainless steel.. . ... Borealis Ag

01/12/17 / #20170011817

Polymer blends

This invention relates to silane moisture curable polymer composition and more particularly, to such a polymer composition that is highly diluted by a non-silane containing component, while retaining good high temperatures properties. The invention is a polymer composition comprising a base resin comprising less than 59 wt % of a silane crosslinkable polyethylene (a), an thermoplastic polyolefin free from silane groups (b) wherein the polymer composition comprise a filler with a bet nitrogen surface area larger than 3 m2/g (c). ... Borealis Ag

01/12/17 / #20170009068

High flow polyolefin composition with high stiffness and puncture resistance

The present invention relates to a polyolefin composition comprising two heterophasic propylene copolymers which differ in the intrinsic viscosity of their xylene soluble fractions, the heterophasic propylene copolymer mit with the lower intrinsic viscosity is present up to 10 wt.-% in the polyolefin composition.. . ... Borealis Ag








ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009



###

This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Borealis Ag in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Borealis Ag with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

###