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W L Gore & Associates Inc patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "W" | W L Gore & Associates Inc-related inventors


Conformable booties, shoe inserts, and footwear assemblies made therewith, and waterproof breathable socks

Waterproof, breathable socks, booties, shoe inserts, and footwear assemblies containing the shoe inserts are provided. The booties and shoe inserts include a laminate of a seamless ePTFE membrane and at least one textile. The bootie is conformable over a range of sizes and shoe shapes, and may be shaped to... W L Gore & Associates Inc

Sealing device and delivery system

A medical device for sealing a defect in a body includes a wire frame that includes a plurality of wires that form a first occluding member and a second occluding member. In some embodiments, a sealing member is in contact with the wire frame. In some embodiments, the sealing member... W L Gore & Associates Inc

Bifurcated highly conformable medical device branch access

The present invention comprises a highly conformable stent graft with an optional portal for a side branch device. Said stent graft comprises a graft being supported by a stent, wherein said stent comprises undulations each which comprise apices in opposing first and second directions and a tape member attached to... W L Gore & Associates Inc

Integrated medical device constraining lumen

Various aspects of the present disclosure are directed toward apparatuses, systems, and methods that include an implantable medical device and a constraining line conduit arranged around a circumference of the implantable medical device. The apparatuses, systems, and methods may also include a constraining line arranged through the constraining line conduit.... W L Gore & Associates Inc

Kink resistant graft

A kink resistant stent graft includes a graft forming a tube with a central lumen extending from a first end of the tube to a second end of the tube and a stent secured to the graft adjacent the first end of the tube. The graft includes a corrugated inner... W L Gore & Associates Inc

External steerable fiber for use in endoluminal deployment of expandable devices

The present disclosure describes treatment of the vasculature of a patient with an expandable implant. The implant is constrained to a reduced delivery diameter for delivery within the vasculature by at least one sleeve. The implant can be constrained to other diameters, such as an intermediate diameter. The sleeves can... W L Gore & Associates Inc

Methods for improved prosthetic heart valve with leaflet shelving

Described embodiments are directed toward prosthetic valve leaflets of particular configurations that control bending character. In embodiments provided herein, valve leaflets are operable to bend along a base of the valve leaflets.... W L Gore & Associates Inc

Coherent single layer high strength synthetic polymer composites for prosthetic valves

Thin, biocompatible, high-strength, composite materials are disclosed that are suitable for use in a prosthetic valve for regulating blood flow direction. In one aspect, the leaflet material maintains flexibility in high-cycle flexural applications, making it particularly applicable to high-flex implants such as a prosthetic heart valve leaflet. The leaflet material... W L Gore & Associates Inc

Vent attachment system for micro-electromechanical systems

A method of installing a vent to protect an open port of a micro-electrical mechanical system (MEMS) device, the vent being of the type comprising an environmental barrier membrane attached to a carrier and the vent further being attached to a liner, the method comprising the steps of: (a) feeding... W L Gore & Associates Inc

Drug coated balloons and techniques for increasing vascular permeability

The present disclosure is directed toward drug coated balloons, and in particular to drug coated balloons having a microcrystalline structure and techniques for increasing vascular permeability for drug application and retention. Particular aspects may be directed to a medical device including a balloon having an outer surface, and a drug... W L Gore & Associates Inc

External steerable fiber for use in endoluminal deployment of expandable devices

The present disclosure describes treatment of the vasculature of a patient with an expandable implant. The implant is constrained to a reduced delivery diameter for delivery within the vasculature by at least one sleeve. The implant can be constrained to other diameters, such as an intermediate diameter. The sleeves can... W L Gore & Associates Inc

Immobilised biological entities

There is described inter alia a device having a surface comprising a layered coating wherein the outer coating layer comprises a plurality of cationic hyperbranched polymer molecules characterized by having (i) a core moiety of molecular weight 14-1,000 Da (ii) a total molecular weight of 1,500 to 1,000,000 Da (iii)... W L Gore & Associates Inc

Drug composition and coating

According to the invention there is provided inter alfa a medical device for delivering a therapeutic agent to a tissue, the device having a solid surfactant-free particulate coating layer applied to a surface of the device, the coating layer comprising a therapeutic agent and at least one non-polymeric organic additive... W L Gore & Associates Inc

Thermally insulative expanded polytetrafluoroethylene article

The present invention is directed to a thermally insulative material comprising PTFE, including an expanded PTFE (ePTFE), having a thermal conductivity of less than or equal to 25 mW/m K at atmospheric conditions. In one embodiment, the insulative material of the present invention includes aerogel particles and polytetrafluoroethylene (PTFE). The... W L Gore & Associates Inc

Articles produced from vdf-co-(tfe or trfe) polymers

VDF-co-(TFE or TrFE) polymers having a molecular weight of at least about 1,000,000 g/mol and a melt temperature less than about 240° C. The VDF copolymer contains at least about 50 mol % VDF monomer and may include an amount of at least one other monomer. The VDF copolymer may... W L Gore & Associates Inc

Controlled endoprosthesis balloon expansion

A medical assembly includes a balloon expandable endoprosthesis comprising a plurality of ringed stent elements flexibly connected to each other via at least one flexible connector, the endoprosthesis being deployable from an undeployed state with an undeployed diameter to a deployed state with a deployed diameter. The medical assembly further... W L Gore & Associates Inc

Inflatable balloon and cover

The present disclosure describes implantable medical devices comprising covers, such as a balloon cover. Such devices can comprise a first layer of a porous polymeric material, such as ePTFE, surrounded by layers of a porous polymeric material having an imbibed elastomer, such as polyurethane. The cover can be used to... W L Gore & Associates Inc

Balloon assemblies having controllably variable topographies

Various embodiments provide a device comprising a balloon assembly including a balloon, a film template, and a rigid element. The film template may have a fixed upper distension limit and may include at least one aperture. The rigid element may lay substantially flush with an outer surface of the balloon... W L Gore & Associates Inc

Catheter package including catheter straightening means

A catheter package and method of use which serve to straighten a curved catheter shaft. The straightening of the catheter shaft may be accomplished by passing the shaft through a pathway that bends the catheter in the opposite direction of the curvature imparted to the catheter shaft. The catheter shaft... W L Gore & Associates Inc

Filter and occluder systems and associated methods and devices

Various aspects of the instant disclosure relate to flow devices including filters and occluders for modifying flow in body conduits such as blood vessels. In some examples, such devices include a support structure and a flow media coupled to the support structure. The medical device generally further includes one or... W L Gore & Associates Inc

Elastomeric leaflet for prosthetic heart valves

A leaflet for a prosthetic valve formed of at least one layer that includes a composite material containing at least one expanded fluoropolymer membrane having serpentine fibrils and an elastomer is provided. The fluoropolymer may be polytetrafluoroethylene. In at least one embodiment, the elastic properties are present in an axial... W L Gore & Associates Inc

Comformable balloon devices and methods

The present disclosure is directed toward a semi-compliant to non-compliant, conformable balloon useful in medical applications. Conformable balloons of the present disclosure exhibit a low straightening force when in a curved configuration and at inflation pressures greater than 4 atm. Balloons of the present disclosure are constructed of material that... W L Gore & Associates Inc

Endoprosthesis having aligned legs for ease of cannulation

The present disclosure is directed to a branched endoprosthesis comprising a graft component and at least one support component. In various embodiments, the branched endoprosthesis comprises a body portion and a plurality of leg portions, wherein the legs are in an aligned configuration for ease of cannulation. In various embodiments,... W L Gore & Associates Inc

Durable high strength polymer composites suitable for implant and articles produced therefrom

Thin, biocompatible, high-strength, composite materials are disclosed that are suitable for use in a valve for regulating blood flow direction. In one aspect, the composite material maintains flexibility in high-cycle flexural applications, making it particularly applicable to high-flex implants such as a prosthetic heart valve leaflet. The composite material includes... W L Gore & Associates Inc

Single access flow-reversal catheter devices and methods

Embodiments herein include devices and methods directed toward creating reverse flow within a vessel and thereby providing protection against embolic debris. Embodiments comprise a catheter and a plurality of occluders that are expandable and adjustable within a lumen to create low-pressure areas that reroute blood flow and embolic debris therein.... W L Gore & Associates Inc

Frame with integral sewing cuff for prosthetic valves

Described embodiments are related to a prosthetic valve for surgical placement with a sewing cuff durably attached to a frame. The durability of the attachment is accomplished by sandwiching a fabric between the frame and a composite material. The fabric extends beyond the frame base to form a sewing cuff... W L Gore & Associates Inc

Methods of making durable multi-layer high strength polymer composite suitable for implant and articles produced therefrom

A thin, biocompatible, high-strength, composite material is disclosed that is suitable for use in various implanted configurations. The composite material maintains flexibility in high-cycle flexural applications, making it particularly applicable to high-flex implants such as heart pacing lead or heart valve leaflet. The composite material includes at least one porous... W L Gore & Associates Inc

Deployment system for an endoluminal device

The present invention is directed to a deployment system for an endoluminal device. The deployment system includes a confining sheath placed around a compacted endoluminal device. A deployment line is provided in the system. As the deployment line is actuated, the sheath retracts from around the compacted endoluminal device. Once... W L Gore & Associates Inc

Process for producing articles formed from polylactic acid and articles made therefrom

PLA polymers that can be expanded into microporous articles having a node and fibril microstructure are provided. The fibrils contain PLA polymer chains oriented with the fibril axis. Additionally, the PLA polymers have an inherent viscosity greater than about 3.8 dL/g and a calculated molecular weight greater than about 150,000... W L Gore & Associates Inc

Sealing device and delivery system

The invention relates to a sealing device for repair of cardiac and vascular defects or tissue opening such as a patent foramen ovale (PFO) or shunt in the heart, the vascular system, etc. and particularly provides an occluder device and trans-catheter occluder delivery system. The sealing device would have improved... W L Gore & Associates Inc

Lattice

The invention relates to medical devices and methods of using them. The devices are prostheses which can be percutaneously deliverable with (or on) an endovascular catheter or via other surgical or other techniques and then expanded. The prostheses are configured to have a lattice resistant to dilation and creep, which... W L Gore & Associates Inc

Fenestration devices, systems, and methods

The present disclosure provides methods and apparatuses for guiding an endovascular tool, such as a puncturing tool or an angioscope, in a radial direction, such as toward or through the sidewall of a vessel, stent, or stent graft, using elongate members and specialized catheters. The present disclosure provides methods and... W L Gore & Associates Inc

Process for producing articles formed from polylactic acid and articles made therefrom

PLA polymers that can be expanded into microporous articles having a node and fibril microstructure are provided. The fibrils contain PLA polymer chains oriented with the fibril axis. Additionally, the PLA polymers have an inherent viscosity greater than about 3.8 dL/g and a calculated molecular weight greater than about 150,000... W L Gore & Associates Inc

Insulating structures

Described herein are insulating structures that include at least one microporous layer including a plurality of pores, a porous layer adjacent to the microporous layer, and a monolithic aerogel structure extending through the plurality of pores of the microporous layer and through at least part of the porous layer. The... W L Gore & Associates Inc

Laminates comprising reinforced aerogel composites

Described herein are aerogel composites. The aerogel composites comprise at least one base layer having a top surface and a bottom surface, the base layer comprising a reinforced aerogel composition which comprises a reinforcement material and a monolithic aerogel framework, a first facing layer comprising a first facing material attached... W L Gore & Associates Inc

07/27/17 / #20170210865

Dense articles formed tetrafluoroethylene core shell copolymers and methods of making the same

A tetrafluoroethylene (TFE) copolymer film having a first endotherm between about 50° C. and about 300° C., a second endotherm between about 320° C. and about 350° C., and a third endotherm between about 350° C. and about 400° C. is provided. In exemplary embodiments, the third endotherm is approximately... W L Gore & Associates Inc

07/20/17 / #20170203043

Medical delivery device with laminated stopper

The present disclosure relates to a medical delivery device that includes a barrel having an inner surface, a plunger rod having a distal end inserted within the barrel, and a stopper attached to the distal end of the plunger rod and contacting at least a portion of the inner surface... W L Gore & Associates Inc

07/20/17 / #20170203046

Syringe plunger assemblies

A syringe for storing and delivering a fluid that includes (1) a stopper and (2) a plunger rod assembly is provided. The plunger rod assembly includes a plunger rod and a threaded member at a plunger-engaging end. The stopper may be formed of an elastomeric material. The stopper has an... W L Gore & Associates Inc

07/20/17 / #20170206647

Systems and methods for detecting syringe seal defects

Systems and methods for detecting syringe seal defects are described, including associated syringe stopper designs having seal areas and indicating areas, as well as associated inspection systems and methods for optical imaging and analysis for syringe seal defects in dry and wet syringes.... W L Gore & Associates Inc

07/13/17 / #20170196673

Implantable devices capable of selective degradation

Implantable medical devices that contain at least one region that is selectively degradable by electrolytic corrosion are provided. The electrolytic corrosion of the medical device is initiated by the formation of an electrolytic cell that can be activated wirelessly at a designated point in time. The medical device incorporates at... W L Gore & Associates Inc

07/06/17 / #20170189645

Methods and an adjustable stiffness catheter

... W L Gore & Associates Inc

06/29/17 / #20170181751

Occlusive devices

An occlusive device includes a frame element having a distal end and a proximal end, and a delivery configuration and a deployed configuration. The occlusive device also includes an occlusive face having a peripheral edge, where the occlusive face positioned toward the proximal end of the frame element. The occlusive... W L Gore & Associates Inc

06/29/17 / #20170181874

Flexible endoluminal device

The present disclosure describes endoluminal devices, such as stents and stent grafts capable of being bent smoothly, with various benefits resulting therefrom.... W L Gore & Associates Inc

06/22/17 / #20170172776

Inflatable balloon and cover

The present disclosure describes implantable medical devices comprising covers, such as a balloon cover. Such devices can comprise a first layer of a porous polymeric material, such as ePTFE, surrounded by layers of a porous polymeric material having an imbibed elastomer, such as polyurethane. The cover can be used to... W L Gore & Associates Inc

06/22/17 / #20170173266

Fluoropolymer barrier materials for containers

A container having a barrier layer is provided. The container may be of thermoplastic and the barrier may inhibit materials from leaching from the thermoplastic material or from extraction of compounds from medicants by the thermoplastic. A process is also described that allows for molding thin barrier layers as container... W L Gore & Associates Inc

06/01/17 / #20170150986

Devices and systems for thrombus treatment

A thrombus treatment device includes a support wire, a body frame portion that is disposed about an axis defined by the support wire, one or more tethers that each have a first end and a second end. Each of the one or more tethers is attached at its first end... W L Gore & Associates Inc

06/01/17 / #20170151079

Sleeves for expandable medical devices

The present disclosure describes treatment of the vasculature of a patient with an expandable implant. The implant is constrained to a reduced delivery profile for delivery within the vasculature by at least one sleeve. The implant may be constrained to other diameters, such as an intermediate configuration having a diameter... W L Gore & Associates Inc

05/25/17 / #20170143466

Retrieval catheter

A retrieval catheter operable by a single clinician that will neither displace a deployed stent nor cause undue trauma to the vascular lumen or lesion. The retrieval catheter may be sized to accommodate both a guidewire and a balloon wire. The retrieval catheter is easy to navigate through tortuous passageways... W L Gore & Associates Inc

05/04/17 / #20170119365

Endoscopic organ manipulation devices and methods

Retraction guidewires are disclosed, including retraction guidewires configured to transition from an elongate configuration for delivery to a treatment site through an organ wall to a deployed configuration for retraction of the organ wall, for example. The deployed configuration includes a stem portion and a dome portion having a distal... W L Gore & Associates Inc

05/04/17 / #20170120083

Protective integrated hood for garment

Disclosed is a protective hood for use in protection against fire, chemical and/or biological threats, and other similar harmful environments to which individuals may be exposed under a variety of extreme conditions. The hood includes a flap that is partially separable from the remainder of the hood, where the flap... W L Gore & Associates Inc

04/27/17 / #20170112232

Insulated footwear articles

The invention is an article of footwear incorporating insulation material, such as a low bulk insulation material, to provide warmth in cold weather, yet with the style, agility, and breathability of a typical conventional shoe or boot. Additionally, in a further embodiment, the invention includes these features in a shoe... W L Gore & Associates Inc

04/20/17 / #20170105711

Sealing device and delivery system

The invention relates to a sealing device for repair of cardiac and vascular defects or tissue opening such as a patent foramen ovale (PFO) or shunt in the heart, the vascular system, etc. and particularly provides an occluder device and trans-catheter occluder delivery system. The sealing device would have improved... W L Gore & Associates Inc

04/13/17 / #20170100566

Introducer sheath assembly having a locking dilator

An introducer assembly includes a valve having a first end and an opposite second end; a sheath fixedly secured to and extending axially from one of the first and second ends of the valve; a dilator extending through the valve and sheath; and a lock knob rotatable between locked and... W L Gore & Associates Inc

04/06/17 / #20170095332

Leaflet support devices and methods of making and using the same

Described embodiments are directed toward centrally-opening leaflet support devices having a frame and one or more support leaflets coupled to the frame forming a hinge where coupled. The described support leaflets have one or more stiffer regions that facilitate the function of a support leaflet to decrease or prevent prolapse... W L Gore & Associates Inc

03/30/17 / #20170087184

Reactive oxidative species generating materials and methods of use

Materials capable of delivering stabilized free radicals to targeted treatment sites. The materials comprise semi-crystalline, hydrolytically degradable polymers that are subjected to ionizing radiation to create stabilized free radicals therein. Upon exposure to oxygen containing aqueous media, the materials generate reactive oxidative species which are useful in biological processes.... W L Gore & Associates Inc

03/30/17 / #20170087250

Reactive oxidative species generating materials and methods of use

Materials capable of delivering stabilized free radicals to targeted treatment sites. The materials comprise semi-crystalline, hydrolytically degradable polymers that are subjected to ionizing radiation to create stabilized free radicals therein. Upon exposure to oxygen containing aqueous media, the materials generate reactive oxidative species which are useful in biological processes,... W L Gore & Associates Inc

03/30/17 / #20170087251

Reactive oxidative species generating materials and methods of use

Materials capable of delivering stabilized free radicals to targeted treatment sites. The materials comprise semi-crystalline, hydrolytically degradable polymers that are subjected to ionizing radiation to create stabilized free radicals therein. Upon exposure to oxygen containing aqueous media, the materials generate reactive oxidative species which are useful in biological processes.... W L Gore & Associates Inc

03/30/17 / #20170087331

Deconstructable endoluminal devices and related systems and methods

An endoluminal device comprises a tubular member and a reinforcement member that is separable from, or together with, a wall of the tubular member, and removable in-situ.... W L Gore & Associates Inc

03/30/17 / #20170088650

Method for producing porous articles from alternating poly(ethylene tetrafluoroethylene) and articles produced therefrom

Poly(ethylene tetrafluoroethylene) (ETFE) polymers having an average molecular weight of at least 300,000 g/mol and a melt enthalpy of at least 57 J/g are provided. The ETFE polymer may include at least one additional comonomer. The ETFE polymer is used to form a porous tape or membrane that has a... W L Gore & Associates Inc

03/23/17 / #20170080126

Puncturable and resealable graft

Implantable grafts, particularly for arteriovenous access that may be punctured by an object such as a needle and, following removal of the object, will reseal the resulting hole to the extent of reducing fluid leakage through the graft at the puncture site to an amount less than would be typical... W L Gore & Associates Inc

03/16/17 / #20170072115

Drug eluting composite

The present invention relates to materials having therapeutic compositions releasably contained within the materials. The materials are configured to release therapeutic compositions at a desired rate. The present invention also relates to devices incorporating the materials.... W L Gore & Associates Inc

03/16/17 / #20170072116

Drug composition and coating

component iii) is succinic acid, glutaric acid or caffeine, or a pharmaceutically acceptable salt of any one thereof.... W L Gore & Associates Inc

03/09/17 / #20170065400

Lattice

The invention relates to medical devices and methods of using them. The devices are prostheses which can be percutaneously deliverable with (or on) an endovascular catheter or via other surgical or other techniques and then expanded. The prostheses are configured to have a lattice resistant to dilation and creep, which... W L Gore & Associates Inc

03/09/17 / #20170065747

Articles including expanded polytetrafluoroethylene membranes with serpentine fibrils having a discontinuous fluoropolymer layer thereon

Articles comprising an expanded polytetrafluoroethylene membrane having serpentine fibrils and having a discontinuous coating of a fluoropolymer thereon are provided. The fluoropolymer may be located at least partially in the pores of the expanded fluoropolymer membrane. In exemplary embodiments, the fluoropolymer is fluorinated ethylene propylene. The application of a tensile... W L Gore & Associates Inc

02/23/17 / #20170049170

Conformable seamless three dimensional articles and methods therefor

Waterproof, breathable garments and methods of making are provided. The garments may include a laminate of a seamless ePTFE membrane and at least one textile. The garment is conformable over a range of sizes, and may be shaped to fit numerous sizes and shapes of forming molds. The ePTFE membrane... W L Gore & Associates Inc

Patent Packs
02/23/17 / #20170050136

Filter assembly with curved inlet guide

A cassette filter assembly for removing particles from an air stream, in particular from a gas stream entering a gas turbine, has an upstream end and a downstream end and comprises a header frame to which a filter media is fitted and which has an inlet guide on said mounting... W L Gore & Associates Inc

02/16/17 / #20170042280

Booties and footwear assemblies comprising seamless extensible film, and methods therefor

Waterproof, breathable socks, booties, shoe inserts, and footwear assemblies containing the shoe inserts are provided. The booties and shoe inserts may include a laminate comprising a seamless extensible film, such as a polyurethane film, and at least one textile. The bootie is suitable for a range of sizes and shoe... W L Gore & Associates Inc

02/16/17 / #20170042674

Asymmetric opening and closing prosthetic valve leaflet

Described embodiments are directed toward prosthetic valves having leaflets that move asymmetrically in that a leaflet second side region of the leaflet initially moves toward the open position before a leaflet first side region and the leaflet first side region initially moves toward the closed position before the leaflet second... W L Gore & Associates Inc

02/16/17 / #20170042705

Implantable product with improved aqueous interface characteristics and making and using same

An implantable medical device including a porous membrane that is treated with a hydrophilic substance to obtain rapid optimum visualization using technology for viewing inside of a mammalian body. These technologies include ultrasound echocardiography and video imaging such as that used during laparoscopic procedures.... W L Gore & Associates Inc

02/16/17 / #20170043096

Method of reducing friction between syringe components

A method of making a syringe assembly includes providing a first syringe component defining a first sliding surface that is substantially free of lubricant. The first sliding surface is contacted with water. The first sliding surface and the water in contact with the first sliding surface are heated at a... W L Gore & Associates Inc

02/16/17 / #20170044696

Conformable microporous fiber and woven fabrics containing same

Expanded polytetrafluoroethylene (ePTFE) monofilament fibers and woven fabrics formed from the ePTFE fillers are provided, The ePTFE fibers have a substantially rectangular configuration, a density less than about 1.0 glee, and an aspect ratio greater than 15. Additionally, the ePTFE fibers are microporous and have a node and fibril structure.... W L Gore & Associates Inc

02/09/17 / #20170035435

Heart occlusion devices

This disclosure is directed to an aperture occlusion device and a method for occluding an aperture, including a perimembranous ventricular septal defect. The aperture occlusion device includes a wire frame element. The wire frame forms geometric shapes that include an occluder region and a securing region. The occluder region and... W L Gore & Associates Inc

01/26/17 / #20170021286

Affinity chromatography devices

The present invention is directed to affinity chromatography devices that separate a targeted protein or antibody from an aqueous mixture containing the targeted protein or antibody. The chromatography device may contain a stacked membrane assembly or a wound membrane assembly. The membrane assemblies include at least one polymer membrane that... W L Gore & Associates Inc

01/12/17 / #20170007222

Sealing device and delivery system

The invention relates to a sealing device for repair of cardiac and vascular defects or tissue opening such as a patent foramen ovale (PFO) or shunt in the heart, the vascular system, etc. and particularly provides an occluder device and trans-catheter occluder delivery system. The sealing device would have improved... W L Gore & Associates Inc

01/05/17 / #20170000939

Anastomotic devices and methods

Exemplary embodiments comprise AV fistulas and other anastomotic devices for creating new or reinforcing existing side-branch vessels, and/or bridging neighboring vessels together. An exemplary embodiment may comprise a sidewall port, such as a flanged sidewall port, and/or flow frame design, such as a partially bare, flexible stent or a whisk,... W L Gore & Associates Inc

01/05/17 / #20170006369

Vibro acoustic cover using expanded ptfe composite

An acoustically reactive composite can include an expanded polytetrafluoroethylene (ePTFE) membrane formed of a highly fibrillated ePTFE microstructure with an elastomer fully impregnated within the ePTFE membrane. The composite can have an acoustic loss of less than 7 dB at 1 kHz and a water entry pressure (WEP) of at... W L Gore & Associates Inc








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