Polymeric Coating Or Impregnation From A Silane Or Siloxane Not Specified As Lubricant Or Water Repellent Patents (Class 442/157)
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Patent number: 11401208Abstract: A substrate includes a fabric-like member. First inorganic fillers exist on a surface of the fabric-like member.Type: GrantFiled: March 31, 2020Date of Patent: August 2, 2022Assignee: TDK CORPORATIONInventors: Yasuhide Yamashita, Masaaki Yamashita
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Patent number: 11332855Abstract: A heat resistant reinforcing cloth for an airbag is provided. The heat resistant reinforcing cloth can be disposed on an airbag part which contacts expansion gas in an airbag. The airbag can be deployed and expanded by expansion gas ejected from an inflator. The heat resistant reinforcing cloth comprises: a base fabric of natural fibers selected from the group consisting of cotton, hemp, flax, and combinations thereof; and a silicone rubber layer on both sides of the base fabric.Type: GrantFiled: October 28, 2020Date of Patent: May 17, 2022Assignee: DOW TORAY CO., LTD.Inventor: Tsugio Nozoe
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Patent number: 8969222Abstract: A coated fabric includes a reinforcement, a first coating disposed on the reinforcement, and a second coating disposed on the first coating. The first coating includes perfluoropolymer. The second coating includes perfluoropolymer and a silicone polymer in an amount in a range of 2 wt % to 30 wt %.Type: GrantFiled: December 18, 2009Date of Patent: March 3, 2015Assignee: Saint-Gobain Performance Plastics CorporationInventors: Frank M. Keese, Robert G. Pleydon, Anne B. Hardy, Hua Fan
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Patent number: 8962498Abstract: Provided is a liquid curable silicone rubber composition containing the following components of (A), (B), (C) and (D): (A) 100 parts by weight of an organopolysiloxane having one or more silicon atom-bonded alkenyl groups on average in one molecule, (B) (B-1) an organohydrogenpolysiloxane having at least three silicon atom-bonded hydrogen atoms in one molecule, wherein at least one of the hydrogen atoms is present as a siloxane unit represented by the formula of R1HSi02/2 (wherein R1 represents a non-substituted or substituted monovalent hydrocarbon group containing no aliphatic unsaturated bond) in the molecule and (B-2) a linear organohydrogenpolysiloxane having one silicon atom-bonded hydrogen atom only at each of both terminals of the molecular chain and having no aliphatic unsaturated bond(s) in a molecule, [provided that the blending amount of component (B-1) and component (B-2) is an amount such that the molar ratio of silicon atom-bonded hydrogen atoms contained in component (B-1) and component (B-2):Type: GrantFiled: April 26, 2011Date of Patent: February 24, 2015Assignees: Dow Corning Toray Co., Ltd., Dow Corning CorporationInventors: Shinichi Yamamoto, Yuichi Tsuji, William R. Blackwood
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Patent number: 8764851Abstract: Methods of treating fabrics using sol-gel halamine chemistry to impart antimicrobial properties thereto are described, as well as fabrics produced by the described methods. In one embodiment, the antimicrobial fabrics may be used to fabricate antimicrobial divider curtains for use in hospitals and medical facilities.Type: GrantFiled: March 23, 2012Date of Patent: July 1, 2014Assignee: Eastern Michigan UniversityInventors: Subhas Ghosh, Vijaykumar Mannari
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Patent number: 8709959Abstract: The present invention is generally directed to a nonwoven fabric having a plurality of coated fibers, the coating including silane and dialdehyde, and, in certain embodiments, further including particles.Type: GrantFiled: December 28, 2009Date of Patent: April 29, 2014Assignee: Kimberly-Clark Worldwide, Inc.Inventors: John Gavin MacDonald, Russell F. Ross, JinHo Ryu
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Publication number: 20130316606Abstract: A curable composition useful for treating textiles to impart thereto upon the curing of one or more textile use-enhancing characteristics includes a first macromonomer (i) which is a polysiloxane possessing two or more terminal functional groups selected from the group consisting of hydroxyl, alkoxy and combinations thereof, a second macromonomer (ii) which is a polysiloxane containing two or more hydrosilyl (?C—SiH) groups, catalyst (iii) and, optionally, one more additional component(s) (iv) such as surfactant(s), water, etc.Type: ApplicationFiled: May 24, 2013Publication date: November 28, 2013Applicant: Momentive Performance Materials Inc.Inventors: Wanchao Jiang, Shingo TABEI, Mark LEATHERMAN, Renwei WANG, Yong LONG
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Patent number: 8317220Abstract: A curable coating composition that exhibits improved cure and adhesion to various substrates, especially synthetic textiles used in the manufacture of air bags, comprises a composition curable by a hydrosilylation reaction, an acryloxy functional alkoxysilane or a methacryloxy functional alkoxysilane, an alkenyl functional silanol terminated organopolysiloxane, and an epoxy functional alkoxysilane. The curable coating composition is especially useful for application to synthetic textiles such as automotive air bags.Type: GrantFiled: September 23, 2011Date of Patent: November 27, 2012Assignees: Dow Corning Corporation, Dow Corning Toray Co., Ltd.Inventors: Randall Paul Sweet, William R. Blackwood, Tsugio Nozoe
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Patent number: 8129293Abstract: A flexible sheet material useful as an energy absorbing material is impregnated with a dilatant silicone composition comprising the reaction product of a polydiorganosiloxane and a boron compound selected from boric oxide, a boric acid, a boric acid precursor, a borate or a partially hydrolysed borate. The silicone composition can be modified by reaction with a hydrophobic compound reactive with silanol groups to improve the resistance to washing. The flexible sheet can be a material, e.g. a fabric, having a negative Poisson's ratio.Type: GrantFiled: February 21, 2007Date of Patent: March 6, 2012Assignee: Dow Corning CorporationInventors: Graham Budden, John Francis
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Patent number: 8058190Abstract: A curable coating composition that exhibits improved cure and adhesion to various substrates, especially synthetic textiles used in the manufacture of air bags, comprises a composition curable by a hydrosilylation reaction, and includes a silicone resin, a hydrosilylation reaction inhibitor; and an adhesion promoting additive which comprises (i) an acryloxy functional alkoxysilane or a methacryloxy functional alkoxysilane, (ii) an alkenylsilanol, (iii) an organotitanium compound, (iv) a metal chelate compound, and (v) an epoxy functional alkoxysilane. A filler and a cyclic alkenyl group bearing polysiloxane can also be included in the curable coating composition. The curable coating composition is especially useful for application to synthetic textiles such as automotive air bags.Type: GrantFiled: November 7, 2005Date of Patent: November 15, 2011Assignees: Dow Corning Corporation, Dow Corning Toray Co., Ltd.Inventors: Randall Paul Sweet, William R. Blackwood, Tsugio Nozoe
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Patent number: 7985452Abstract: A silicone coating is applied to fabrics to increase the abrasion resistance while enhancing the natural absorbency and breathability. These fabrics can be used for a variety of applications such as components for shoes, inkjet receptive media, automotive air bags, facing for insulation, tapes and other uses.Type: GrantFiled: May 20, 2010Date of Patent: July 26, 2011Assignee: Cerex Advanced Fabrics, Inc.Inventors: Robert T. Francis, Albert E. Ortega
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Patent number: 7585494Abstract: The invention relates to formulations containing at least one nitrogen-free polysiloxane compound, at least one polyamino polysiloxane and/or polyammonium polysiloxane compound, and/or at least one amino polysiloxane and/or ammonium polysiloxane compound, and an optional silicone-free cationic surfactant, a coacervate phase-forming agent, and carrier substances. Also disclosed are a method for the production of the inventive formulations and the use thereof for treating natural and synthetic fibrous materials.Type: GrantFiled: October 31, 2003Date of Patent: September 8, 2009Assignee: Momentive Performance Materials GmbHInventors: Horst Lange, Christopher Roos, Roland Wagner, Martin Kropfgans, Andrew Russell Graydon, Richard Timothy Hartshorn, Jean-Pol Boutique, Patrick Firmin August Delplanque, James Pyott Johnston
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Patent number: 7491664Abstract: The invention provides a wet friction material having high friction coefficient, excellent compression fatigue property and positive gradient of a ?-V property. The wet friction material contains a paper base material and a binder, in which the binder contains a cured material of a liquid resin composition obtained by mixing a hydrolyzed solution of a silane coupling agent represented by the following formula (1) and a resol-type phenol resin, and a weight ratio (S/R) between respective non-volatile components of the hydrolyzed solution (S) of the silane coupling agent and the resol-type phenol resin (R) is in the range of from 80/20 to 20/80: (X)(R1)nSi(OR2)3?n (1), in which X represents an alkylamino group having a primary amine at a terminal; R1 and R2 each independently represent an alkyl group having from 1 to 3 carbon atoms; and n represents an integer of 0 or 1.Type: GrantFiled: March 24, 2006Date of Patent: February 17, 2009Assignee: NSK-Warner Kabushiki KaishaInventors: Masahiro Mori, Hirokazu Yagi, Sousuke Kawai
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Patent number: 7407898Abstract: A coating composition for air bag fabrics is disclosed, the composition being comprised of liquid silicone rubbers and liquid organic polymers that are chemically reacted to form cross-linked polymer networks with silicone and non-silicone components. By adding liquid organic polymers to liquid silicone rubber compounds as described herein, coatings for air bags that show increased retention of the inflating air have been discovered. Beneficially, the production of these coatings is achieved without the use of organic solvents. An air bag coated with the present formulation is also disclosed.Type: GrantFiled: March 28, 2005Date of Patent: August 5, 2008Assignee: Milliken & CompanyInventor: Richard H. Parker
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Patent number: 7405169Abstract: Composite materials that contain formaldehyde-free, cured binder compositions are disclosed. Also disclosed are methods of making and using composite materials containing formaldehyde-free binder compositions.Type: GrantFiled: October 4, 2006Date of Patent: July 29, 2008Assignee: Rohm and Hass CompanyInventor: Jin Lu
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Patent number: 7309666Abstract: A silicone coated fabric having a base woven fabric that is formed from a synthetic fiber weaving yarn that has a yarn size of from 100 to 270 dtex, and a weaving size expressed by product calculated by multiplying the yarn size of a weaving yarn and a weave density (ends or picks/2.54 cm) of from 10,000 to 25,000 (dtex·ends (or picks)/2.54 cm) in both the warp direction and the weft direction, a silicone being applied to the woven fabric in an amount of from 5 to 25 g/m2, and having on one side a uniform silicone coating layer forming part of the silicone mentioned above. The silicone coated fabric is a lightweight coated fabric that shows improved heat resistance, improved flexibility and an improved low coefficient of friction as well as particularly improved burning resistance. The fabric can therefore be used for producing lightweight and compactly storable airbags that suppress bursting starting from a burnt-through-hole, and that shorten a deployment time.Type: GrantFiled: February 23, 2006Date of Patent: December 18, 2007Assignee: Asahi Kasei Kabushiki KaishaInventors: Hideaki Ishii, Toshirou Nagaoka
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Patent number: 7272915Abstract: A composite sheet, and a process of making the same, including cured modified urea formaldehyde reinforced by glass fibers. The modifier is an acrylonitrile-butadiene-styrene copolymer. A roofing shingle, formed by coating the composite sheet with filled asphalt, represents a major application of the composite sheet.Type: GrantFiled: May 7, 2004Date of Patent: September 25, 2007Assignee: Building Materials Investment CorporationInventor: Qinyun Peng
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Patent number: 7214633Abstract: Textile materials, including paper webs, treated with a polyvinylamine polymer and a second agent that interacts with the polyvinylamine polymer is disclosed. The second agent added with the polyvinylamine polymer can be, for instance, a polymeric anionic reactive compound or a polymeric aldehyde-functional compound. When incorporated into a paper web, the combination of the polyvinylamine polymer and the second agent provide improved strength properties, such as wet strength properties. In an alternative embodiment, the polyvinylamine polymer and the second polymer can be applied to a textile material for increasing the affinity of the textile material for acid dyes.Type: GrantFiled: December 18, 2001Date of Patent: May 8, 2007Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Tong Sun, Jeff Lindsay
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Patent number: 7172982Abstract: An industrial fabric having improved sheet restraint and wear resistance along with acceptable permeability. The improvement is effected by coating only the high spots of the fabric with silicone material. The coating methods used in this invention may include kiss roll coating, gravure roll coating, rotogravure printing, rotary screen coating, screen-printing and/or flexography. The improvement is also applicable to corrugator fabrics.Type: GrantFiled: December 30, 2002Date of Patent: February 6, 2007Assignee: Albany International Corp.Inventors: Adam J. Jaglowski, Alan L. Billings
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Patent number: 7115321Abstract: An absorbent binder coating including monoethylenically unsaturated polymer units, polyacrylate ester units that include an alkoxysilane functionality, and polyolefin glycol units and/or polyolefin oxide units, can be applied to various substrates. For example, the coating can be self-applied to an article of clothing or to a person's skin to provide absorbency. Alternatively, the coating can provide moisture absorbency, as well as adhesive properties, when incorporated into various articles including medical devices, wound dressings, laminates, absorbent garments, packaging materials, and horticultural products.Type: GrantFiled: May 1, 2003Date of Patent: October 3, 2006Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Dave Allen Soerens, Julie Anne Draves, Lawrence Howell Sawyer, Jason Matthew Laumer, Shannon Kathleen Melius, Debra Jean McDowall, Rob D. Everett, Henry L. Griesbach, III, Brenda Marie Nelson
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Patent number: 6993876Abstract: Enhanced tear strength asphalt roofing composites, e.g., roofing shingles which can meet the current ASTM D-3462 standard for tear strength, include an adhesion modifier treated, preferably a polysiloxane treated, glass fiber mat.Type: GrantFiled: January 18, 2000Date of Patent: February 7, 2006Assignee: Building Materials Investment CorporationInventors: Qinyun Peng, Krishna Srinivasan, William D. Lee
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Patent number: 6964803Abstract: Absorbent structures having controlled liquid intake, distribution and absorption properties include at least one substrate layer and a flexible absorbent binder formed on and bound to the substrate at selected locations. The flexible absorbent binder is selectively formed so as to provide flow channels, regions of higher and lower fluid intake and absorption, dams for preventing fluid leakage, and other desirable features. The absorbent structures are useful in personal care absorbent articles such as sanitary napkins, diapers, training pants, adult incontinence garments and the like.Type: GrantFiled: May 1, 2003Date of Patent: November 15, 2005Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Candace Dyan Krautkramer, Russell Paul George, Kenneth Russell Casson, Dave Allen Soerens, Jason Matthew Laumer, James Hongxue Wang
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Patent number: 6875711Abstract: A friction material has a first layer of a base material and a second layer of at least one type of friction modifying particle having substantially symmetrical geometric shapes on a top surface of the base material. The second layer has an average thickness of about 30 to about 200 microns and the surface area coverage of about 80 to about 100% such that the top layer has a fluid permeability lower than the first layer.Type: GrantFiled: September 4, 2002Date of Patent: April 5, 2005Assignee: BorgWarner Inc.Inventors: Yih-Fang Chen, Robert C. Lam, Feng Dong, Bulent Chavdar
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Patent number: 6851240Abstract: A coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating is provided. The coated mat is a cured, non-woven mat including a mixture of fibers having different fiber lengths. The fibers contain a polysiloxane compound and are fixedly distributed in a binder.Type: GrantFiled: February 26, 2004Date of Patent: February 8, 2005Assignee: Building Materials Investment CorporationInventors: Qinyun Peng, Krishna Srinivasan, Bill Bittle, Betty C. Roberts, Mark McAteer
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Patent number: 6817152Abstract: The invention relates to a coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating which comprises a cured, non-woven, fiber glass mat containing a polysiloxane wherein the fibers are fixedly distributed in a formaldehyde type binder containing a binder modifier which is a crosslinked styrene/acrylic polymer, and to a process for the preparation of the mat.Type: GrantFiled: September 18, 2003Date of Patent: November 16, 2004Assignee: Building Materials Investment CorporationInventors: Qinyun Peng, Krishna Srinivasan
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Patent number: 6776804Abstract: A printing paste containing: (a) 5 to 25% by weight of a polyurethane, (b) 1.5 to 20% by weight of a silicone, (c) 0 to 50% by weight of a further component and (d) water as the remainder, the sum of the amounts of components (a)+(b)+(c)+(d) being 100%, is suitable for printing textile materials.Type: GrantFiled: May 21, 2002Date of Patent: August 17, 2004Assignee: Ciba Specialty Chemicals CorporationInventors: Alan Crabtree, Martin Lane, Ian George Potts, Leslie Walter Rouse
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Publication number: 20040109992Abstract: Disclosed is a process for making a two or more component foam composite obtained by adhesion of a polyurethane foam onto a substrate comprising the steps of frothing an aqueous polyurethane formulation; applying the froth to a substrate and drying the froth into a foam wherein the foam has a dry density of 35 kg/m3 to 160 kg/m3 (2.2-10 lbs/cft). The process allows the production of foam backed textiles without the need for a flame lamination step or the need for an adhesive layer between the textile and the foam layer and is optionally optimized for superior handling properties for covering polyurethane molded foam cushions.Type: ApplicationFiled: December 9, 2002Publication date: June 10, 2004Inventors: Michael Y. Gribble, James G. Kennedy, Douglas P. White, Paulus C.J.M. Van Bellegem, Randal E. Autenrieth
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Patent number: 6737369Abstract: A coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating is provided. The coated mat is a cured, non-woven mat including a mixture of fibers having different fiber lengths. The fibers contain a polysiloxane compound and are fixedly distributed in a binder.Type: GrantFiled: October 29, 2002Date of Patent: May 18, 2004Assignee: Building Materials Investment CorporationInventors: Qinyun Peng, Krishna Srinivasan, Bill Bittle, Betty C. Roberts, Mark McAteer
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Patent number: 6734123Abstract: The invention is directed to applying a plurality of polyurethane coating layers to a knit, woven or non-woven fabric substrate, following by sealing of two of such coated substrates together by radio frequency sealing, hot air sealing, or ultrasonic sealing to form an improved air-holding restraint system, such as an air curtain or air bag with superior air-holding characteristics.Type: GrantFiled: September 19, 2001Date of Patent: May 11, 2004Assignee: Bradford Industries, Inc.Inventors: Manuel J. Veiga, Richard J. Satin, Philip R. Rampolla, Leo Lizotte, Ryan Jennings
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Publication number: 20040077236Abstract: The present invention provides a silicone coated fabric comprising a base woven fabric that is formed from a synthetic fiber weaving yarn that has a yarn size of from 100 to 270 dtex, and a weaving size expressed by a product calculated by multiplying the yarn size of a weaving yarn and a weave density (ends or picks/2.54 cm) of from 10,000 to 25,000 (dtex•ends (or picks)/2.54 cm) in both the warp direction and the weft direction, a silicone being applied to the woven fabric in an amount of from 5 to 25 g/m2, and having on one side a uniform silicone coating layer formeding part of the silicone mentioned above.Type: ApplicationFiled: October 9, 2002Publication date: April 22, 2004Inventors: Hideaki Ishii, Toshirou Nagaoka
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Patent number: 6709992Abstract: Process for preparing durable, re-usable intermediate toner image-transfer belts or electrostatic transfuse belts. The present belts have a continuous elastomer-impregnated fibrous fabric support and at least one outer smooth release layer of a cured elastomer polymer. The invention is characterized by the application of a thin primer layer of a hydrolyzable polyfunctional silicone composition between the elastomer-coated surface of the fabric support and the outer elastomer polymer layer. The polyfunctional silicone chemically-bonds to the elastomer of the fabric support during hydrolysis and chemically-bonds to the outer elastomer layer during its cure, to form a durable, heat-resistant transfuse belt. The layers maybe applied to the fabric support by spray application as dilute solutions.Type: GrantFiled: October 30, 2000Date of Patent: March 23, 2004Assignee: XeroxInventors: Joseph A. Swift, Donald Stanton
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Patent number: 6706147Abstract: The invention relates to a coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating which comprises a cured, non-woven, fiber glass mat containing a polysiloxane wherein the fibers are fixedly distributed in a formaldehyde type binder containing a binder modifier which is a crosslinked styrene/acrylic polymer, and to a process for the preparation of the mat.Type: GrantFiled: December 9, 2002Date of Patent: March 16, 2004Assignee: Building Materials Investment CorporationInventors: Qinyun Peng, Krishna Srinivasan
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Publication number: 20040038608Abstract: The subject of the invention is a “sorbent” material comprising a fibrous material which, in a first variant, comprises an oleophilic coating and, in a second variant, is combined with a hydrophilic particulate material.Type: ApplicationFiled: August 27, 2003Publication date: February 26, 2004Applicant: SAINT-GOBAIN ISOVERInventors: Wayne E. Shaw, Mark Trabbold, Kenneth D. Knapp
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Patent number: 6686301Abstract: A composition for the promotion of adhesion between a rubber formulation and a textile substrate is provided. The inventive composition comprises either a mixture of specific amine functional silanes and organo-functional silanes having reactive groups or groups with an affinity for rubber. The inventive method entails the use of the inventive composition or a silane compound having both an amine moiety and a reactive group having an affinity for rubber formulations, particularly an unsaturated carbon-carbon bond. The composition may be utilized to adhere any standard reinforcement-type textile, such as polyester or polyamide, to a standard rubber composition, such as SBR, NBR, or EPDM. A method for adhering textiles to rubber formulations is also provided involving a pre-dip, -spray, -coat, and the like, of the inventive composition on a reinforcement-type textile surface followed by the contacting of the rubber formulation.Type: GrantFiled: February 21, 2002Date of Patent: February 3, 2004Inventors: Shulong Li, Dany Felix Maria Michiels
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Patent number: 6544911Abstract: The invention relates to a coated fiber mat of improved tear strength upon dividing pieces of the coated mat and the coating which comprises a cured, non-woven, fiber glass mat containing a polysiloxane wherein the fibers are fixedly distributed in a formaldehyde type binder containing a binder modifier which is a crosslinked styrene/acrylic polymer, and to a process for the preparation of the mat.Type: GrantFiled: January 12, 2001Date of Patent: April 8, 2003Assignee: Building Materials Investment CorporationInventors: Qinyun Peng, Krishna Srinivasan
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Publication number: 20020190424Abstract: A condrapable hydrophobic nonwoven web of continuous fibers includes a hydrophobic nonwoven web of continuous fibers, and a fiber surface-modifying agent on the web to form therewith a condrapable hydrophobic web. The agent is essentially an amino-modified polydimethylsiloxane. The condrapable hydrophobic web is characterized by a substantial hydrophobicity, as measured by a strike-through of over 180 seconds and by a substantial increase in condrapability, as measured by a Handle-O-Meter decrease of at least 15% average for MD and CD.Type: ApplicationFiled: March 23, 2001Publication date: December 19, 2002Inventors: Michael Kauschke, Mordechai Turi, Horst Ring, Sabine Borst
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Patent number: 6458724Abstract: The invention is directed to multi-layered textile fabrics having a plurality of polymeric coating layers of polyurethane and/or polysiloxane coated thereon. The coating layers are applied to such multi-layered woven textile fabric substrates having preconfigured air-holding cavities therein to form an improved air-holding vehicle restraint system, such as an air bag or side air curtain with superior air-holding characteristics. In certain instances, the multi-layered textile fabrics are coated on one side only, and in others they may be coated on both sides, i.e., opposed first and second surfaces. The layers of the multi-layered fabric can then be joined by means of heat sealing, RF welding or combinations thereof, for purposes of forming an air bag or side air curtain without the need for sewing or stitching. The coated fabrics facilitate manufacture of air bags, side curtains or the like with both reduced cutting and sealing steps than fabrics of the prior art.Type: GrantFiled: January 28, 2000Date of Patent: October 1, 2002Assignee: Bradford Industries, Inc.Inventors: Manuel J. Veiga, Richard J. Satin
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Patent number: 6350709Abstract: A coated textile fabric is disclosed for manufacturing an air holding device for a vehicle restraint system, including a base woven, knitted or non-woven base textile fabric having a first surface and a second surface. The base textile fabric is completely or partially coated with an adhesive polyurethane to form a first coating layer, the first coating layer being coated with a second composite coating layer. The second composite coating layer is preferably a polyurethane, a polysiloxane, and an epoxy resin which acts as a filler and adhesion promoter. A third coating layer is formed of a polymeric polyurethane material coated on the second composite layer. A method of producing the coated textile fabric is also disclosed. A heat sealing die for forming sealing beads to seal such coated textile fabrics to form air holding devices is also disclosed.Type: GrantFiled: November 30, 1999Date of Patent: February 26, 2002Assignee: Bradford Industries, Inc.Inventor: Manuel J. Veiga
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Patent number: 6333281Abstract: A composition for the promotion of adhesion between a rubber formulation and a textile substrate is provided. The inventive composition comprises either a mixture of specific amine functional silanes and organo-functional silanes having reactive groups or groups with an affinity for rubber. The inventive method entails the use of the inventive composition or a silane compound having both an amine moiety and a reactive group having an affinity for rubber formulations, particularly an unsaturated carbon-carbon bond. The composition may be utilized to adhere any standard reinforcement-type textile, such as polyester or polyamide, to a standard rubber composition, such as SBR, NBR, or EPDM. A method for adhering textiles to rubber formulations is also provided involving a pre-dip, -spray, -coat, and the like, of the inventive composition on a reinforcement-type textile surface followed by the contacting of the rubber formulation.Type: GrantFiled: December 8, 1999Date of Patent: December 25, 2001Assignee: Milliken & CompanyInventors: Shulong Li, Dany Felix Maria Michiels
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Patent number: 6306781Abstract: An expansion joint patch apparatus for repairing failed or torn expansion joint belting having a substantially flat, woven substrate material, and a cured solution of suspended elastomer, coating the substrate material. The substrate material is selected from the group consisting of aramid, fiberglass, corrosion resistant alloy wire, polyester, ceramic and kevlar fabrics. The elastomer material is selected from the group consisting of chloroprene, chlorosulfonated polyethylene, ethylene propylene, chloronated isobutylene isoprene, fluoroelastomers and silicone rubbers. The invention further includes a method for forming a fluoroelastomer patch for repairing fabric expansion joints.Type: GrantFiled: July 21, 1999Date of Patent: October 23, 2001Assignee: Senior Investments AGInventor: David F. McGrath
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Patent number: 6239046Abstract: The invention is directed to coating a knit, woven, or non-woven textile substrate with adhesive polyurethane layer and then with an elastomeric polysiloxane layer and to then form an air curtain or air bag therefrom with superior air-holding and superior heat resistance.Type: GrantFiled: June 7, 1999Date of Patent: May 29, 2001Assignee: Bradford Industries, Inc.Inventors: Manuel J. Veiga, Richard J. Satin
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Patent number: 6200915Abstract: A textile fabric which has been coated with an elastomer-forming silicone-based composition, comprising an organopolysiloxane polymer having a siloxane backbone being end-blocked with at least two silicon-bonded reactive groups, preferably alkenyl, a cross-linking organosilicon material having at least 3 silicon-bonded reactive groups, preferably SiH, a catalyst, a first reinforcing filler, preferably silica or a silicone resin, and at least 2 parts by weight for every part of the first filler, of a second substantially laminar filler, preferably talc, pyrophillite, vermiculite, smectite or mica. The coated fabric may have among other benefits, a lower friction value and limiting oxygen index. Fabrics are specifically useful for inflatable safety restraints.Type: GrantFiled: April 22, 1999Date of Patent: March 13, 2001Assignee: Dow Corning LtdInventors: Graham Adams, Graham Budden, David Lawson
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Patent number: 6177366Abstract: This invention relates to novel airbag coating compositions comprising at least two separate and distinct layers. The first layer (base coat), being in contact with the airbag surface. comprises a composition of at least one coating material which may comprise up to 30% by parts of the total amount of material in the first layer of a silicone resin which provides excellent adhesion, excellent tensile strength, and overall lower cost than standard silicone airbag coating materials. The second layer, being a coating for the first layer, provides excellent reinforcement and aging characteristics to prevent degradation of the first layer. Such a second layer (topcoat) is preferably a silicone material. This two-layer system permits excellent strength and aging properties to prevent seam combing at relatively low cost due to the inexpensive basecoat materials and the relatively low amount required for the topcoat.Type: GrantFiled: July 9, 1999Date of Patent: January 23, 2001Assignee: Milliken & CompanyInventor: Shulong Li
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Patent number: 6177365Abstract: This invention relates to novel airbag coating compositions comprising at least two separate and distinct layers. The first layer (base coat), being in contact with the airbag surface, comprises a non-silicone composition of at least one coating material, provides excellent adhesion, excellent tensile strength, and lower cost than standard silicone materials. The second layer, being a coating for the first layer, provides excellent reinforcement and aging characteristics to prevent degradation of the first layer. Such a second layer (topcoat) is preferably a silicone material. This two-layer system permits excellent strength and aging properties to prevent seam combing at relatively low cost due to the inexpensive basecoat materials and the relatively low amount required for the topcoat. An airbag fabric coated with this inventive two-layer system is also contemplated within this invention.Type: GrantFiled: June 17, 1999Date of Patent: January 23, 2001Assignee: Milliken & CompanyInventor: Shulong Li
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Patent number: 6130176Abstract: The present invention relates to a fibrous base material for use in a non-asbestos, non-metallic friction material comprising less fibrillated aramid fibers, carbon particles, cotton fibers, carbon fibers and at least one filler material, and the non-asbestos, non-metallic friction material produced therefrom. In certain embodiments, the fibrous base material is impregnated with a phenolic or phenolic-base resin material, including, for example, a mixture of a phenolic resin and a silicone resin.Type: GrantFiled: October 30, 1998Date of Patent: October 10, 2000Assignee: Borg-Warner Inc.Inventor: Robert C. Lam
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Patent number: 6083854Abstract: The present invention relates in general to a variety of emulsion compositions, and more particularly, to emulsion compositions and methods for preparing these emulsion compositions which employ novel polymeric emulsifaction techniques. The emulsion compositions of this invention although applicable to a variety of applications provide particularly stable low viscosity polymeric emulsions useful for example in connection with wet wipes for the treatment of adult or baby dermatitis, make-up removal and other skin care applications. The stabilizing composition used in the emulsions according to the present invention comprise phenoxyethanol.Type: GrantFiled: October 2, 1998Date of Patent: July 4, 2000Assignee: The Procter & Gamble CompanyInventors: Michael Scott Bogdanski, Ursula Christina Glaser
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Patent number: 6080686Abstract: A method for softening nonwovens suitable for sanitary or cosmetic purposes or nonwoven polyolefin based webs whereby the organosilicone compounds are applied to the nonwoven materials.Type: GrantFiled: January 19, 1993Date of Patent: June 27, 2000Assignee: Th. Goldschmidt AGInventor: David Thomas Floyd
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Patent number: 6022816Abstract: A closure for a container having an opening, said closure comprising at least one resilient mass of fibers selected from synthetic fibers, natural fibers and mixtures thereof, said at least one resilient mass of fibers having a density in the range of 0.15 to 2.00 g/cm.sup.3 and having one of an interlocked structure, an associated structure and a combination thereof, and wherein the closure is sized and has a density to enable the closure to be sealingly inserted into the opening of said container.Type: GrantFiled: July 7, 1997Date of Patent: February 8, 2000Assignee: Dewco Investments Pty Ltd.Inventor: George Galloway Dewar
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Patent number: 6007914Abstract: The present invention provides fibers and products produced therefrom, including nonwoven webs and adhesive articles. The fibers, which can be multilayer fibers, include a polydiorganosiloxane polyurea copolymer.Type: GrantFiled: December 1, 1997Date of Patent: December 28, 1999Assignee: 3M Innovative Properties CompanyInventors: Eugene G. Joseph, Ashish K. Khandpur, Audrey A. Sherman, Mieczyslaw H. Mazurek, Walter R. Romanko
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Patent number: 6001750Abstract: The present invention relates to a fibrous base material comprising a primary layer of less fibrillated aramid fibers, carbon particles, carbon fibers, phenolic novoloid fibers, and at least one filler material, optionally cotton fibers, and a secondary layer of carbon particles on at least one surface of the fibrous base material for use in a non-asbestos friction material. In certain embodiments, the fibrous base material is impregnated with a phenolic or phenolic-based resin material, including, for example, a mixture of a phenolic resin and a silicone resin to form a friction material having an extended high speed durability life, good "break-in" characteristics, good heat dissipation characteristics, and good noise or squawk resistance.Type: GrantFiled: March 24, 1999Date of Patent: December 14, 1999Assignee: Borg-Warner Automotive, Inc.Inventor: Robert C. Lam