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Nan Ya Plastics Corporation patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "N" | Nan Ya Plastics Corporation-related inventors


Preparation and application of dicyclopentadiene-phenol and 2,6-dimethyl phenol copolymer epoxy resin

This invention provides a new dicyclopentadiene phenol and 2,6-dimethyl phenol copolymer epoxy resin with excellent heat resistance, low dielectric constant dk, low dissipation factor df having the formula 1. Preparation of dicyclopentadiene phenol and 2,6-dimethyl phenol copolymer epoxy resin in two steps: step 1, reacting (a1) dicyclopentadiene phenol resin represented by formula 2 with (a2) 2,6-dimethyl phenol in the presence of acid catalyst by (a3) aldehyde compounds to synthesize dicyclopentadiene phenol-2,6-dimethyl phenol copolymer, and step 2, reacting dicyclopentadiene phenol and 2,6-dimethyl phenol copolymer with excess epichlorhydrin under naoh condition to prepare dicyclopentadiene phenol and 2,6-dimethyl phenol copolymer epoxy resin. ... Nan Ya Plastics Corporation

Thermosetting resin composition

A thermosetting resin composition contains a primary resin formed from mixing a styrene-type polyphenylene ether resin thermally modified with styrene with an acrylic-type polyphenylene ether resin thermally modified with acrylic at a weight ratio ranging between 0.5 and 1.5, consequently having excellent heat resistance, flowability, and filling ability; and when cured, having a dielectric constant smaller than 3.0 and a dielectric dissipation factor smaller less than 0.0020 at the frequency of 1 ghz as well as a glass transition temperature higher than 210° c.; in application, the composition is suitable to impregnate reinforcement to form prepregs with excellent cutability.. . ... Nan Ya Plastics Corporation

Halogen-free plastic floor tile and modified polyester composition for use in producing the same

A modified polyester resin composition comprises a combination of a pet polyester, a pct polyester, a chdm modified copolyester comprising pcta, pctg or petg, and a modified polymer at least comprising tpu or epdm, wherein the modified polymer accounts for 3-25 wt % and the rest accounts for 97-75 wt %, based on the total weight of the resin; and the modified polyester resin composition is suited for use in a halogen-free, heavy metal-free, and volatile organic compound-free polyester-based plastic floor tile excellent in higher resistance to wear and tear, better tensile strength, more preferable resistance to both lit cigarette e and solvents, and particularly being friendliness to environment and not hazardous to health.. . ... Nan Ya Plastics Corporation

Low-voc-emission waterborne coating having high hardness and good adhesion and process for producing the same

A low-voc-emission waterborne coating is prepared from a waterborne acrylic emulsion, a hydrophilic cross-linking agent, a coalescing agent, additives and a pigment, and the waterborne acrylic emulsion is formed from performing emulsion polymerization on those reactive monomers including an alkyl-group-containing methyl acrylate, a hydroxyl-group-containing methyl acrylate, a carboxyl-group-containing methacrylic acid, a hydroxyl-group-containing acrylic polyester (polyether) polyol, and a methyl acrylate containing alkene-based unsaturated functional groups, which features high hardness, good adhesion, high luster, high acid resistance, high alkali resistance, good weatherability, high solvent resistance, high scrap resistance and high thermal shock resistance.. . ... Nan Ya Plastics Corporation

Door panel and a stile thereof

A door panel comprising a body having front and rear door skins sandwiching, at least partially, two stiles, which together delimit an interior for injection of filling material. At least one of the stiles comprises a hollow structure with a partitioned hollow interior that extends along substantially the entire length of the body to offer mechanical strength to the door and to provide foundation for installing door fittings.. ... Nan Ya Plastics Corporation

Closure member with decorative panel

A door panel comprises a body, first and second skins on opposite sides of the body, each having an opening aligned with the other opening, a first lip portion being provided on the first skin and adjacent the opening for holding a decorative panel and a pair of coupling elements provided on the first and second skins respectively and extending therebetween for inter-engagement to thereby fix relative positions of the first and second skins. The first and second skins define a space therebetween for receiving filling material to form the body, and include a partition in and extending across the space to delineate a portion of the space separate from the openings for receiving the filling material to form the body.. ... Nan Ya Plastics Corporation

Process for producing 2-ethylhexanal helping to improve yield

A process for producing 2-ethylhexanal involves performing reaction using a reaction tank equipped with a gas-introducing mixer having extracting, exhausting, and stirring functions in the presence of a palladium on carbon catalyst having a carbon carrier with lower impurity content and higher specific surface area for hydrogenation, and introducing hydrogen gas evenly into reaction liquid; resulted in that the process minimizes operational pressure for hydrogenation and increases a yield of 2-ethylhexanal at least up to 98.0%.. . ... Nan Ya Plastics Corporation

Heat-insulating transparent polyvinyl chloride sheet having excellent weatherability and process for producing the same

A heat-insulating transparent pvc sheet is formed from a pvc substrate having a thickness of 0.02-2.0 mm and contains heat-insulation pastes evenly distributed over the pvc substrate, since the heat-insulation paste contains an essential component of wolfram cesium powder (wcs) with a chemical formula of csxnywo3-zclc and having a particle size of 0.005-2 μm, the heat-insulating transparent pvc sheet has an excellent weatherability, and particularly before and after tested in 300-hour service life in line with astm g-154 specification, has a physical property of weatherability decay rate (%) small than 4%.. . ... Nan Ya Plastics Corporation

Process for producing modified thermosetting polyphenylene ether resin

A process for producing a modified polyphenylene ether resin having a purity of more than 99.4%, comprising steps of graft modification, water rinse, and extraction as well as phase splitting, is disclosed that step of separating out powder during purification is no needed, and the solvent for use in performing dissolving of or/and extraction of polyphenylene ether resin can be recycled for future use, so that the manufacturing process is simple and uses less solvent as compared to the prior art, and further helps to conserve resources and is environmentally friendly.. . ... Nan Ya Plastics Corporation

Transparent polyester film with low visible light transmittance and high infrared-blocking rate and method for making the same

. . A transparent polyester film has low visible light transmittance of 5-50% by jis k7705 testing standard and a high infrared-blocking rate of at least 90% by jis r3106 testing standard, which is extruded from a kind of polyester resins obtained from 5-40 wt % of nanoparticle-based thermal insulation slurry and/or 0.005-0.1 wt % of nanoparticle-based black pigment slurry by weight of and to react with the polymerization materials to completely perform an esterification and a polycondensation, wherein the thermal insulation nanoparticle has a chemical formula of csxnywo3-zclc with an average particle size of 10-90 nm and the nanoparticle-based black contains carbon black particles having a particle size of 20-80 nm.. . ... Nan Ya Plastics Corporation

Low dk/df solder resistant composition use for printed circuit board

A low dielectric constant (dk) and dissipation factor (df) of solder resistant mask composition having excellent photo and thermocurability, and high developability resolution with an alkaline aqueous solution, wherein the dielectric constant is below 3.20 (1 ghz), and the dissipation factor is less than 0.015 (1 ghz); and wherein the composition comprises (a) a photopolymerizable prepolymer; (b) a photopolymerizable vinyl monomer; (c) an epoxy compound; (d) a photopolymerization initiator; (e) an inorganic filler; (f) a catalyst; and (g) an organic solvent.. . ... Nan Ya Plastics Corporation

Method for enhancing uniformity of crystallized succinic acid and purified succinic acid produced by the same

A method for crystallizing succinic acid includes agitating a succinic acid reaction solution with a jet-flow agitator that is rotated at low speed and has a low volume power density; compared with the conventional agitators, the jet-flow agitator helps increase the uniformity of succinic acid particles, shorten the time required for crystallizing succinic acid, and raise the yield of the crystallized succinic acid as well as purity of crystallized succinic acid having a purity of 99.8-99.9%.. . ... Nan Ya Plastics Corporation

Polyurethane adhesive and use of the same

. . A polyurethane adhesive is formulated using a modified polyurethane copolymer, a curing agent and an antistatic agent, and the modified polyurethane copolymer is grafted a polysiloxane compound to a polyurethane polymer and made by esterifying a polyol, a hydroxyl-containing polysiloxane compound, a multi-functional isocyanate compound and a fatty acid ester; since the polyurethane adhesive is not yellowish and easy to dry as well as has excellent fabricability, air bleeding performance and transparency, when attached to surfaces of an optical or electronic device, the protective film leaves no residue and protects the surface of the device keeping no flaws.. . ... Nan Ya Plastics Corporation

Transparent uv-curable adhesive

A transparent ultraviolet curable adhesive is a solventless composition, based on a total weight of the composition, being composed of 35-65 wt % of a polyurethane (meth)acrylate resin, 30-60 wt % of a (meth)acrylate monomer, 0.1-5 wt % of an acrylate group-containing bisphenol fluorene derivative, 0.3-8 wt % of a photopolymerization initiator and 0.002-0.01 wt % of a vinyl silane coupling agent; and, the adhesive if cured has a refractive index of 1.52-1.56 very close to 1.52 for a glass thereof and has a visible light transmittance of 93-99 vlt (%) so suitable to be adhered to displays, transparent conductive film and touch panels.. . ... Nan Ya Plastics Corporation

06/01/17 / #20170152216

Method for preparing n,n'-bis(2-cyanoethyl)-1,2-ethylenediamine by using cation exchange resin as catalyst

A method for preparing n,n′-bis(2-cyanoethyl)-1,2-ethylenediamine involves using strongly acidic cation exchange resin as a catalyst for synthesis, and is advantageous for not only eliminating the need of distillation for purification and thereby reducing reaction time, but also improving the yield of n,n′-bis(2-cyanoethyl)-1,2-ethylenediamine to 97.70-98.08%; and the method benefits simplified process and reduced costs and helps to save water significantly, thereby minimizing environmental pollution.. . ... Nan Ya Plastics Corporation

06/01/17 / #20170152215

Method for preparing n,n'-bis(2-cyanoethyl)-1,2-ethylenediamine

A method for preparing n,n′-bis(2-cyanoethyl-1,2-ethylenediamine involves using glycol ether as a catalyst for synthesis reaction in which ethylenediamine and acrylonitrile at a molar ratio of 1:1.9-2.1 are reactant that react at 20-70°c to prepare n,n′-bis(2-cyanoethyl)-1,2-ethylenediamine; the method improves the yield to 98.15-98.98%; and the used glycol ether may be filtered and recycled, thereby saving costs and reducing environmental pollution.. . ... Nan Ya Plastics Corporation

06/01/17 / #20170152212

Method for preparing n,n'-bis(3-aminopropyl)-1,2-ethylenediamine

A method for preparing n,n′-bis(3-aminopropyl)-1,2-ethylenediamine uses a glycol ether based solution, such as a solution containing dipropylene glycol dimethyl ether (pm) to replace the traditionally used monol-based solvents, and performs hydrogenation in the presence of a co—mn—al catalyst. The method improves the yield of n,n′-bis(3-aminopropyl)-1,2-ethylenediamine to 98.85-99.49% and effectively suppresses generation of by-products.. ... Nan Ya Plastics Corporation

04/20/17 / #20170107319

Process for preparing solvent-free aqueous polyurethane dispersion

A process for preparing aqueous polyurethane solvent-free uses an acrylate monomer instead of acetone to dilute a prepared polyurethane prepolymer, not only the monomer can be added without cooling, but also the prepolymer has good dispersal and is favorable to subsequent dispersion in water while preventing coagulation and acetone residual; additionally, the invented process let the aqueous polyurethane become modified by acrylic grafting may improve the aqueous polyurethane being excellent in terms of mechanical strength, heat resistance and water resistance.. . ... Nan Ya Plastics Corporation

03/30/17 / #20170088658

Low dk phosphorous containing hardener useful for halogen free, flame retardant polymers and use

A formula of a phosphorous fire-retardant hardener having fire-retardant and heat-resistant properties as well as a low-dielectric constant. With a preparation of glass-fiber laminated board, the hardener meets ul-94v fire-retardant requirements and has a dielectric constant of 4.0 (1 ghz).. ... Nan Ya Plastics Corporation

02/23/17 / #20170050288

Composite polishing pad having layers with different hardness and process for producing the same

A polishing pad for surface planarization is made by impregnating a polyester-based fibrous fabric with thermosetting resins to form a porous impregnated material, and heating the porous impregnated material to effect changes in shape of the pores such that an integrally formed polishing pad with hard/soft layers of different hardnesses is obtained; the heated side of the polishing pad has high hardness and high cutting/grinding ability, whereas the unheated side maintains the original tiny pores and low hardness; and the polishing pad can produce a buffering effect when subjected to an external force and in turn apply an evenly distributed force to an article being polished.. . ... Nan Ya Plastics Corporation

02/09/17 / #20170037210

Release film and process for producing the same

A release film is provided for supporting an ultrathin ceramic green sheet having a thickness of 0.5 to 1.0 μm, and the release film due to containing modified organic particles and an antistatic agent has a slippery releasing surface with a low friction coefficient and hence excellent coatability and releasing properties; resulted in that when the release film is rolled up, the rolled surfaces do not adhere to each other, and when the ultrathin ceramic green sheet is peeled off from the release film, the ultrathin ceramic green sheet due to a relatively small electrostatic force being generated is without breaking; so that the release film contributes to increasing the yield of ultrathin ceramic green sheet.. . ... Nan Ya Plastics Corporation

01/26/17 / #20170022752

Soundproof door for use in reduction of sound transmitted from one side of the door to the other side

A soundproof door having a multiple-layered core to form a concrete inner portion of the soundproof door, the multiple-layered core due to particularly constituted by having a soft-soundproofing core interleaved in between two spaced hard-soundproofing cores to form as a whole as a sandwich structure are excellent in sound isolation for soundproof door, and the soundproof door at least has an stc of 30, determined in accordance with astm e413-10 and e90-09, to minimize the transmission of sound from one side of the soundproof door to the other side.. . ... Nan Ya Plastics Corporation

01/26/17 / #20170022751

Soundproof door for use in reduction of sound transmitted from one side of the door to the other side

A soundproof door is disclosed to has a multiple-layered core to form a concrete inner portion of the soundproof door, the multiple-layered core due to particularly constituted by having a soft-soundproofing core interleaved in between two spaced hard-soundproofing cores to form as a whole as a sandwich structure are excellent in sound isolation for soundproof door, and the soundproof door at least has an stc of 30, determined in accordance with astm e413-10 and e90-09, to minimize the transmission of sound from one side of the soundproof door to the other side.. . ... Nan Ya Plastics Corporation








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