Coating Or Impregnation Contains An Acrylic Polymer Or Copolymer (e.g., Polyacrylonitrile, Polyacrylic Acid, Etc.) Patents (Class 442/154)
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Patent number: 11975542Abstract: A liquid absorber of the present disclosure includes: a first base material; a second base material; and an absorption layer provided between the first base material and the second base material, in which the first base material and the second base material both contain a flame-retardant filament nonwoven fabric, and a content of a flame retardant in the absorption layer is less than 10% by mass.Type: GrantFiled: May 25, 2022Date of Patent: May 7, 2024Assignee: Seiko Epson CorporationInventor: Hidehiro Takano
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Patent number: 8980774Abstract: Polyester materials, methods for making polyesters materials, and uses of the polyester materials in binder materials and articles of manufacture are disclosed. In one embodiment, a process is provided for preparing a polyester solution, including mixing monomers of at least one organic acid containing at least three carboxylic groups and at least one multi-hydroxyl alcohol containing at least three hydroxyl groups to form a reaction mixture, heating the reaction mixture to a first temperature, polymerizing the monomers at the first temperature until reaching an acid value from about 200 to about 400 mg KOH/g, adjusting the temperature to a second temperature less than the first temperature, and forming the polyester solution. The polyester materials may be mixed with cross-linking materials to form binder materials. The binder material may then be used to form articles of manufacture.Type: GrantFiled: June 15, 2012Date of Patent: March 17, 2015Assignee: Hexion Inc.Inventors: Yingchao Zhang, Raman C. Subrayan, Vinay Malhotra, David A. Snover
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Publication number: 20130337712Abstract: Polyester materials, methods for making polyesters materials, and uses of the polyester materials in binder materials and articles of manufacture are disclosed. In one embodiment, a process is provided for preparing a polyester solution, including mixing monomers of at least one organic acid containing at least three carboxylic groups and at least one multi-hydroxyl alcohol containing at least three hydroxyl groups to form a reaction mixture, heating the reaction mixture to a first temperature, polymerizing the monomers at the first temperature until reaching an acid value from about 200 to about 400 mg KOH/g, adjusting the temperature to a second temperature less than the first temperature, and forming the polyester solution. The polyester materials may be mixed with cross-linking materials to form binder materials. The binder material may then be used to form articles of manufacture.Type: ApplicationFiled: June 15, 2012Publication date: December 19, 2013Inventors: Yingchao Zhang, Raman C. Subrayan, Vinay Malhotra, David A. Snover
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Patent number: 8551895Abstract: A laminate is generally provided having alcohol repellency properties. In one particular embodiment, the laminate includes a meltblown web bonded to a spunbond web (e.g., a SM laminate, a SMS laminate, a SMMS laminate, etc.). A fluorinated polymeric coating is attached to the surface of the spunbond web (e.g., grafted). The fluorinated polymeric coating comprises a perfluoroalkyl(alkyl) (meth)acrylate monomer polymerized on the surface of the spunbond web via exposure to a low frequency energy source. The perfluoroalkyl(alkyl) (meth)acrylate monomer has a perfluoroalkyl side groups comprising —(CF2)z—F, where z is an integer from 1 to 6. The laminate has an alcohol repellency of greater than 80%.Type: GrantFiled: December 22, 2010Date of Patent: October 8, 2013Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Ali Yahiaoui, Anthony S. Spencer, Linda Connor Sledge, John Joseph Lassig, Eric Edward Lennon
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Patent number: 8530362Abstract: The present invention provides aqueous compositions of one or more divalent metal crosslinked aqueous carboxylic acid group containing acrylic polymer having a Tg of ?10° C. and one or more acrylic oligomer of a molecular weight of 20,000 or less and having a glass transition temperature (Tg) of equal to or lower than the Tg of the aqueous carboxylic acid group containing acrylic polymer. IN addition, the present invention provides methods of forming such compositions by polymerizing the aqueous carboxylic acid group containing acrylic polymer as a first stage of a multi-stage polymerization, followed by polymerizing the acrylic oligomer in the second or a subsequent stage by polymerizing the monomers in the in second or a subsequent stage in the presence of a chain transfer agent. Preferably, the compositions are used in soft feel applications to coat leather for, for example, furniture for home use and upholstery for automotive use.Type: GrantFiled: June 24, 2009Date of Patent: September 10, 2013Assignee: Rohm and Haas CompanyInventors: Edwin H. Nungesser, Yujian You
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Patent number: 8193104Abstract: The present invention is directed to a cationic polymer emulsion binder that may be combined with a cationic active ingredient and used as a non-woven binder. This combination of cationic binder and cationic active ingredient may occur as a mixture of a cationic binder and at least one cationic active ingredient, which is then applied to loose fibers to form a non-woven; or the combination may occur after a non-woven is formed using a cationic binder, and said non-woven is then contacted with a cationic active ingredient. Non-woven wipes of the invention retain far less cationic active ingredients during use, resulting in less waste and less use of the active ingredients for the same effect as wipes made with anionic or non-ionic binders.Type: GrantFiled: November 25, 2002Date of Patent: June 5, 2012Assignee: Celanese International CorporationInventors: John C. Parsons, James L. Walker, Christopher Barcomb
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Patent number: 8092906Abstract: The invention provides an adhesive sheet for steel plate that can abate the emission of organic volatile components, while providing good reinforcing effect and vibration suppression effect. In an adhesive sheet for steel plate is provided that includes a restricting layer and a resin layer, the restricting layer having a resin-coated glass fiber cloth made by weaving glass fiber bundles, which are formed by bundling a plurality of glass filaments, into a glass fiber cloth and impregnating epoxy resin composition in the glass fiber cloth, the resin-coated glass fiber cloth having air permeability of not more than 0.5 cm3/cm2/sec. and a permeability rate of the epoxy resin composition to the glass fiber bundles in the range of 20-70%.Type: GrantFiled: August 2, 2004Date of Patent: January 10, 2012Assignee: Nitto Denko CorporationInventors: Katsuhiko Tachibana, Mitsuo Matsumoto, Manabu Matsunaga, Takio Itou
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Publication number: 20110171863Abstract: An aqueous dispersion includes a self-crosslinking alkylolacrylamide containing interpolymer, the interpolymer being prepared in an emulsion polymerization medium by way of interpolymerizing in the medium: (a) acrylamide monomer; (b) N—C2 to C10 alkylolacrylamide monomer, wherein the molar ratio of acrylamide:N—C2 to C10 alkylolacrylamide interpolymerized is at least 0.5; and (c) at least one or more additional ethylenically unsaturated monomers added to the medium in an amount of from about 80 weight % to about 98 weight % based on the dry weight of monomer interpolymerized in the medium. The dispersions are particularly useful as binders for fibrous webs.Type: ApplicationFiled: February 28, 2011Publication date: July 14, 2011Inventor: Joel E. Goldstein
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Patent number: 7815995Abstract: A textured fabric having at least one surface that contains peaks and valleys is provided. Greater than about 90% of the peaks and less than about 10% of the valleys are disposed with a treatment composition, the treatment composition comprising a latex polymer. In one embodiment, for example, the textured fabric is a hydraulically entangled composite fabric formed from a spunbond nonwoven web and pulp fibers. When coated onto the fabric, the treatment composition may form a thin film layer on the fiber surface that prevents fibers or zones of fibers from breaking away from the surface as lint. Further, because the coating is applied only to the peaks, the valleys may remain free of the latex polymer and substantially maintain the absorbency of the uncoated fabric.Type: GrantFiled: March 3, 2003Date of Patent: October 19, 2010Assignee: Kimberly-Clark Worldwide, Inc.Inventors: James W. Clark, Ming Xie, James J. Detamore
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Patent number: 7754624Abstract: Fluoroalkyl amidoalkyl alcohols of the formula are disclosed and their corresponding (meth)acrylate esters. These fluoroalkyl amidoalkyl (meth)acrylate monomers can be copolymerized with a wide variety of conventional ethylenically unsaturated monomers. The resulting copolymers are useful as water, oil- and grease-proofing agents for paper, textiles and hard surfaces such as masonry and wood.Type: GrantFiled: June 18, 2007Date of Patent: July 13, 2010Inventor: Shobha Kantamneni
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Patent number: 7687413Abstract: The present invention concerns polyester fabric that is employed in airbags. In particular, the polyester fabric has improved resistance to edge combing—the relative tendency of a fabric to pull apart under seam stress or similar action such as inflation of inflatable restraints. Further, the polyester fabric of the invention must have an edge comb resistance of greater than about 350 Newtons at room temperature (20° C.) and greater than 250 Newtons at 90° C. The polyester fabric of the invention has an acrylic polymer or copolymer finish, or a mixture of acrylic and non-acrylic polymers. The finish is applied from about 1 to about 4 wt. % nominal solids add-on of said fabric.Type: GrantFiled: August 20, 2004Date of Patent: March 30, 2010Assignee: Invista North America S.A.R.L.Inventor: Thomas E. Schmitt
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Publication number: 20090151083Abstract: The present invention relates to a material for removing dye released from laundry into the wash water, and for removing limescale, comprising a substrate made of natural and/or synthetic fabric, natural and/or synthetic non-woven fabric and paper, at least one “dye scavenging” additive selected from: cationic heterocyclic polymers, proteins, chitin, chitosan, polyvinylamine (PVA), polyethylenimine (PEI), acrylic polymers, vinyl polymers, polyamine-N-oxide and at least one calcium and magnesium ion sequestrant additive selected from: polyacrylate, polyphosphonate and an EDTA salt. The invention also relates to a process for obtaining said material.Type: ApplicationFiled: September 20, 2006Publication date: June 18, 2009Inventors: Vittorio Orlandi, Andrea Agostini, Franscesco Maurizio Orlandini, Paola Curi, Raffaella Meregalli
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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: 7351673Abstract: In accordance with the invention, a laminate of two or more layers and the method of making it is provided. The laminate includes at least one organic synthetic filament non-woven layer, and at least one woven web or scrim of glass fibers pre-consolidated by a binding agent. The polyester non-wovens and the woven webs or scrims are bound by needling such that a part of the (e.g., polyester) filaments penetrate through the laminate and emerge at the lower surface of the laminate and lie adjacent thereto The formed laminate is subjected to a final consolidation by an acrylate or a styrene binder.Type: GrantFiled: July 19, 2000Date of Patent: April 1, 2008Assignee: Johns ManvilleInventors: Werner Groh, Michael Schöps, Willi Seiβ, Rolf Schwarz, Monika Nagl, Wofgang Greiser, Michael Zeiner, Jürgen Umminger
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Publication number: 20080057811Abstract: The present disclosure is generally directed to hydrogel-fibrous web composites that can be used in a variety of applications. For instance, the hydrogel-fibrous web composite can be used in the same applications as the base fibrous web, without the addition of the hydrogel, when it is desired to increase the moisture or water absorbency of the web. The hydrogel polymer is integral to the fibers of the web. Thus, the hydrogel allows the web to absorb water or moisture (including water vapor) to a much greater extend than the web alone. The present disclosure is also generally directed to methods of integrating a hydrogel polymer into a fibrous web.Type: ApplicationFiled: August 31, 2006Publication date: March 6, 2008Inventors: Ali Yahiaoui, Anthony S. Spencer, Charles E. Bolian, Ann L. McCormack, Patrick L. Payne
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Patent number: 7329705Abstract: A salt sensitive polymeric binder for use in fibrous webs, where the binder contains a copolymer of carboxylic acid monomer units, acrylate monomer units, and N-alkyl acrylamide units. The copolymer is neutralized at least to the point where it is water soluble. The binders are particularly suitable for strengthening non-woven fibrous webs in disposable articles such as wet-wipes, personal care products, diapers, and the like.Type: GrantFiled: May 3, 2005Date of Patent: February 12, 2008Assignee: Celanese International CorporationInventors: Rajeev Farwaha, Steven P. Pauls, Sr., Pavneet S. Mumick
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Patent number: 7285504Abstract: The present invention is directed to an improvement in the wet tensile of a nonwoven web, whether the web is for a pre-moistened nonwoven wet wipe that is both safe to use and also flushes, disperses and finally biodegrades in appropriate environments or for a nonwoven web which requires high tensile strength when in contact with liquids. An improvement in the wet tensile of the nonwoven webs is achieved by incorporating a finite amount of poly(acrylic acid) into a polymeric binder system that is applied to the web.Type: GrantFiled: April 23, 2004Date of Patent: October 23, 2007Assignee: Air Products Polymers, L.P.Inventors: Ronald Bernal Jones, Blaine Richard Hobar, Joel Erwin Goldstein, Lloyd Mahlon Robeson
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Patent number: 7268091Abstract: A fiber mat of improved wet web strength and a process of making same is disclosed. The fiber mat comprises fibers; a resinous fiber binder; and a vinylpyrrolidone/acrylic acid/lauryl methacrylate terpolymer.Type: GrantFiled: August 19, 2005Date of Patent: September 11, 2007Assignee: Building Material Investment CorporationInventors: Linlin Xing, William Bittle
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Patent number: 7259114Abstract: A backing material is made of low-density and/or high-density polyethylene(s) and/or a flexibilizer to provide high-strength, low-cost, and recyclable backing material for fabrics. The backing material can incorporate polypropylene(s), additional flexibilizers, fillers, flame-retardants, anti-microbials, odor minimizers/eliminators, scent, and protectants for further desired properties.Type: GrantFiled: August 27, 2004Date of Patent: August 21, 2007Assignee: Textile Rubber & Chemical Company, Inc.Inventors: Larry Mullinax, Shannon VanScoy, Daniel R. Hoyt
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Patent number: 7235503Abstract: The invention relates to a decorative panel comprising a carrier layer and a decorative layer on one or both surfaces of said carrier layer, which decorative layer comprises a synthetic resin layer with a base of one or more radiation-curable components. In addition to that, the present invention relates to a method for manufacturing the decorative panel.Type: GrantFiled: May 14, 2004Date of Patent: June 26, 2007Assignee: Trespa International B.V.Inventors: Robert W. M. Huusken, Gustav D. Rasmusson
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Patent number: 7217671Abstract: A fiber mat comprises fibers; a resinous fiber binder; and a binder modifier which is a methacrylate/C1-2 succinate/hydroxyacrylate copolymer.Type: GrantFiled: November 17, 2005Date of Patent: May 15, 2007Assignee: Building Materials Investment CorporationInventors: Linlin Xing, William Bittle
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Patent number: 7141519Abstract: The present invention is directed to ion triggerable, water-dispersible cationic polymers. The present invention is also directed to a method of making ion triggerable, water-dispersible cationic polymers and their applicability as binder compositions. The present invention is further directed to fiber-containing fabrics and webs comprising ion triggerable, water-dispersible binder compositions and their applicability in water-dispersible personal care products, such as wet wipes.Type: GrantFiled: September 20, 2002Date of Patent: November 28, 2006Assignee: Kimberly-Clark Worldwide, Inc.Inventors: W. Clayton Bunyard, Kelly D. Branham, Michael R. Lostocco, Glenn Calhoun, Rod Weston, Frederick J. Lang, Kevin Possell
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Patent number: 7122596Abstract: Provided are a leather-like sheet fabricated by infiltrating an aqueous resin dispersion (A) into a fibrous substrate, which satisfies a requirement (I) that the aqueous resin dispersion, (A) comprises essentially a main resin (a) stabilized with a surfactant, a polymer (b) having a polyoxyethylene group in its side chains, and a surfactant (c), a requirement (II) that the main resin (a) comprises an urethane resin (a1) and/or an urethane-acrylic composite resin (a2), and the resin skeleton contains from 1 to 10 mmols of a carboxyl group per 100 g of the resin, a requirement (III) that the polymer (b) is obtained through polymerization of a polyoxyethylene group-having ethylenic unsaturated monomer (b1) and any other ethylenic unsaturated monomer (b2) in a ratio by mass (b1)/(b2)=60/40 to 100/0, and a requirement (IV) that the percentage, % by mass (?) of the polyoxyethylene group in the polymer (b) and the number of mols (?) of the amino group per gram of the polymer (b) satisfy 35??+?×20000?60; and an indusType: GrantFiled: August 5, 2003Date of Patent: October 17, 2006Assignee: Kuraray Co., Ltd.Inventors: Mitsuru Kato, Kimio Nakayama, Nobuo Takaoka
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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: 7109134Abstract: A fusible quilt batt. The fusible batt includes a non-woven fibrous web and a heat sealable and releasable adhesive. The adhesive is coated on the outer surface of the web and insinuates between the fibers of the web internally. The adhesive thus binds the fibers of the web and provides a tackiness sufficient to allow the web to be applied to a backing material at an elevated temperature and removed from the backing at room temperature or an elevated temperature. After removal of the web from the backing material it may be reapplied to a backing material at an elevated temperature. The attachment, removal and reattachment process is repeatable.Type: GrantFiled: November 13, 2003Date of Patent: September 19, 2006Assignee: L&P Property Management CompanyInventor: Robert J. South
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Patent number: 7070854Abstract: The present invention is directed to triggerable, water-dispersible cationic polymers. The present invention is also directed to a method of making triggerable, water-dispersible cationic polymers and their applicability as binder compositions. The present invention is further directed to fiber-containing fabrics and webs comprising triggerable, water-dispersible binder compositions and their applicability in water-dispersible personal care products, such as wet wipes.Type: GrantFiled: March 22, 2001Date of Patent: July 4, 2006Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Yihua Chang, Frederick J. Lang, Kelly D. Branham, Erin McBride
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Patent number: 7030046Abstract: Multi-layer substrates for a premoistened wipe capable of controlled fluid release comprise a reservoir layer and a surface contact layer, wherein the reservoir and surface contact layers have certain blends of hydrophilic and hydrophobic fibers, as well as certain basis weights. Premoistened wipes for treating and/or cleaning a surface comprise the multi-layer substrate and a liquid composition impregnated into the multi-layer substrate, wherein the liquid composition comprises a surfactant system and/or a solvent system. Methods of treating and/or cleaning a surface comprise the step of contacting the surface with a premoistened wipe of the present invention.Type: GrantFiled: November 1, 2001Date of Patent: April 18, 2006Assignee: The Procter & Gamble CompanyInventors: Arthur Wong, Jeffrey Lawrence Flora
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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: 6936083Abstract: A treated backing comprises a fabric and a composition that comprises epoxy resin preparable by reaction of epichlorohydrin with at least one of bisphenol A or bisphenol F, polyfunctional (meth)acrylate, dicyandiamide, and photoinitiator.Type: GrantFiled: December 10, 2004Date of Patent: August 30, 2005Assignee: 3M Innovative Properties CompanyInventors: Ernest L. Thurber, Don H. Kincaid
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Patent number: 6835678Abstract: The present invention is directed to ion-sensitive, water-dispersible fabric. The present invention is also directed to a method of making ion-sensitive, water-dispersible polymer formulations and their applicability as binder compositions for disposable items. The present invention is further directed to disposable items, such as wet-wipes comprising ion-sensitive, water-dispersible binder.Type: GrantFiled: December 5, 2001Date of Patent: December 28, 2004Assignee: Kimberly-Clark Worldwide, Inc.Inventors: David Martin Jackson, Frederick John Lang, Kenneth Yin Wang, Duane Zacharias
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Patent number: 6833335Abstract: A fabric having a unique combination of stain resistance, fluid barrier properties, aesthetic characteristics and drape ability is described, and a method of making such fabrics. The fabric includes a fabric substrate that has been treated with a low surface energy stain resist compound on at least one of its surfaces, and one or more layers secured to the other of its surfaces, with the layers providing the fabric with the unique combination of characteristics. In addition, the fabric is desirably provided with flame resisting and ultraviolet resisting characteristics, to enable it to be used as a seating material for transportation vehicles. Methods for making the fabric are also described.Type: GrantFiled: November 27, 2002Date of Patent: December 21, 2004Assignee: Milliken & CompanyInventors: Roy P. DeMott, William C. Kimbrell, Thomas E. Godfrey, Samuel J. Lynn
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Patent number: 6808801Abstract: An absorbent article for personal care use includes a fluid intake layer, a flexible absorbent binder layer and a support layer. The flexible absorbent binder layer is formed between the intake layer and the support layer, and is bound to both layers. The flexible absorbent binder layer is formed from an absorbent binder composition which is applied in a liquid form, and which is capable of spontaneous crosslinking at about 120° C. or less. The absorbent article has a simplified structure and a simplified manufacturing method compared to conventional personal care absorbent articles.Type: GrantFiled: May 1, 2003Date of Patent: October 26, 2004Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Russell Paul George, Dave Allen Soerens, Jason Matthew Laumer, Cathleen Mae Uttecht
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Patent number: 6794019Abstract: A layered composite material comprises a backing made from a thermoplastic polymer, an intermediate layer arranged thereupon, and a heat-cured layer applied to the intermediate layer, where the bonding material of the intermediate layer is a thermoplastic. The intermediate layer and the backing may be composed of the same thermoplastic. The intermediate layer and the heat-cured layer may also be applied to both sides of the backing. The layered composite material may furthermore comprise a decorative layer between the intermediate layer and the heat-cured layer.Type: GrantFiled: October 1, 2002Date of Patent: September 21, 2004Assignee: Basell Polyolefine GmbHInventors: Klaus Müller, Klaus Klemm
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Patent number: 6746974Abstract: The present invention provides a web material useful as a tack pad comprising a non-woven cross-laid web which is needle-tacked and at least one of chemically or thermally-bonded and at least one major surface of which is impregnated with a tackifier. The invention also provides a dispenser that will accept a stack of tack pads. The dispenser is shaped to contain a stack of tack pads in position over an outlet opening in the bottom of the dispenser and to permit one access to one edge of the bottom pad of the stack. The edge is located inside the dispenser and the dispenser comprises an at least partially open front and a door mounted on the dispenser. The door may be pivoted between an open position and a closed position over the front. The door has turned-back side edges to fit around the dispenser to prevent dust from entering the dispenser. The bottom pad can be pulled downwardly away from the stack through the outlet opening.Type: GrantFiled: July 31, 2000Date of Patent: June 8, 2004Assignee: 3M Innovative Properties CompanyInventors: Philippe Reiterer, Jean Le Normand, Roy Parmentier, Christopher J. Carter
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Publication number: 20040102113Abstract: A fabric having a unique combination of stain resistance, fluid barrier properties, aesthetic characteristics and drape ability is described, and a method of making such fabrics. The fabric includes a fabric substrate that has been treated with a low surface energy stain resist compound on at least one of its surfaces, and one or more layers secured to the other of its surfaces, with the layers providing the fabric with the unique combination of characteristics. In addition, the fabric is desirably provided with flame resisting and ultraviolet resisting characteristics, to enable it to be used as a seating material for transportation vehicles. Methods for making the fabric are also described.Type: ApplicationFiled: November 27, 2002Publication date: May 27, 2004Inventors: Roy P. DeMott, William C. Kimbrell, Thomas E. Godfrey, Samuel J. Lynn
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Patent number: 6716774Abstract: A knitted screen cloth fabric including a polymer coated, fiber-reinforced, flexible, foil-like web and method for making same are disclosed, the web including a lattice material of filaments and a polyester binding thread.Type: GrantFiled: December 19, 2001Date of Patent: April 6, 2004Assignee: Saint-Gobain Technical Fabrics Canada, Ltd.Inventors: John Frederick Porter, Roger Peter Lewington
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Patent number: 6677256Abstract: Absorbent structures that form superabsorbent polymers in situ. The structures include an absorbent material and a fibrous material containing an activating agent. The fibrous material releases the activating agent upon stimulation with an activator, which causes the polymer to become a superabsorbent polymer. The absorbent component is desirably a water-swellable, water-insoluble polymer. The absorbent structures form a superabsorbent composition in situ. Methods of making the activating agent containing fibrous material are provided.Type: GrantFiled: December 28, 1999Date of Patent: January 13, 2004Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Tong Sun, Werner Lonsky, Yong Li, Jian Qin, Xiaomin Zhang, Jacek Dutkiewicz
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Publication number: 20030220042Abstract: The present invention is directed to ion-sensitive, hard water dispersible polymers. The present invention is also directed to a method of making ion-sensitive, hard water dispersible polymers and their applicability as binder compositions. The present invention is further directed to fiber-containing fabrics and webs comprising ion-sensitive, hard water dispersible binder compositions and their applicability in water dispersible personal care products.Type: ApplicationFiled: May 21, 2002Publication date: November 27, 2003Inventors: Michael R. Lostocco, W. Clayton Bunyard, Kelly D. Branham
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Patent number: 6613703Abstract: A cyclodextrin-modified thermoplastic porous layer material is prepared by coating the surface of a fibrous nonwoven web, open-celled foam, porous film or the like with a chemical composition including a cyclodextrin compound, and then irradiating the coated fabric to induce a chemical reaction between the cyclodextrin compound and the underlying layer material. The resulting cyclodextrin-modified layer material has durable hydrophilic properties useful in topsheets for absorbent articles, and entrapment capabilities useful in water filters, blood filters, controlled delivery articles and protective garments.Type: GrantFiled: April 27, 2000Date of Patent: September 2, 2003Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Ali Yahiaoui, Tami Lynette O'Connell, David Lewis Myers, Charles Edward Bolian, II
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Publication number: 20030148682Abstract: The invention relates to a textile fabric for the base structure of printing blankets, which is characterised in that the fibres of the fabric are fixed by means of an organic film-forming polymer, which reduces the elastic properties of the fibre material and which is formed by treatment of the fibres with an aqueous solution, dispersion, emulsion or suspension of a polymer pre-cursor and subsequent cross-linking. The invention further relates to a method for the production of said textile fabric.Type: ApplicationFiled: November 12, 2002Publication date: August 7, 2003Inventors: Klaus Fussmann, Brigitte Hiemenz, Peter Klenner
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Patent number: 6599848Abstract: The present invention is directed to ion-sensitive, water-dispersible polymers. The present invention is also directed to a method of making ion-sensitive, water-dispersible polymers and their applicability as binder compositions. The present invention is further directed to fiber-containing fabrics and webs comprising ion-sensitive, water-dispersible binder compositions and their applicability in water-dispersible personal care products.Type: GrantFiled: May 4, 2000Date of Patent: July 29, 2003Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Franklin M. Chen, Kelly D. Branham, Eric D. Johnson, Frederick J. Lang, Jeffrey D. Lindsay, Kim G. Schick, Walter T. Schultz, Tong Sun, Dave A. Soerens, Yihua Chang, William S. Pomplun, David M. Jackson, Kenneth Y. Wang, Pavneet S. Mumick
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Patent number: 6576154Abstract: This invention relates to antimicrobial fabrics which are treated with a specific durable and regenerable halamine/chlorine system and methods of removing residual active chlorine from the target textile surface without reducing the antimicrobial activity of the textile. Such methods comprise contacting an amine-treated fabric first with a halogen-based bleach (or other halogenated liquid) to produce halamines at the fabric surface, and subsequently washing the resultant halogenated fabric with a reducing agent which removes the residual, unbonded halogen (such as chlorine) from the fabric surface but does not, surprisingly, remove the halamine halogen. The remaining halamine halogen thus provides the desired antimicrobial activity.Type: GrantFiled: October 23, 2000Date of Patent: June 10, 2003Assignee: Milliken & CompanyInventor: Shulong Li
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Patent number: 6566470Abstract: Novel fluorine-containing paper sizes which impart oil and grease resistance to paper and soil-release properties to textile products are described which are the copolymerization products of (a) a perfluoroalkyl-substituted (meth)acrylate or (meth)acrylamide, (b) a secondary- or tertiary-amino or quaternary ammonium group-containing (meth)acrylate or (meth)acrylamide, (c) vinylidene chloride and, optionally, d) other copolymerizable nonfluorinated vinyl monomers.Type: GrantFiled: April 12, 2001Date of Patent: May 20, 2003Assignee: Ciba Specialty Chemicals CorporationInventors: Shobha Kantamneni, Franz Dirschl
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Patent number: 6548427Abstract: The present invention is generally directed to a tissue product with improved flushability. Specifically, the incorporation of both a temporary wet strength agent and an alkaline reagent into the tissue product results in the tissue product having high initial wet tensile strength and a high rate of wet tensile loss. The high rate of wet tensile loss is caused by the high pH of the alkaline reagent that is incorporated during the dry end of a tissue manufacturing process. The temporary wet strength agent is added in the wet end of a tissue manufacturing process. In certain embodiments of the present invention, glyoxylated polyacrylamide may be used as the temporary wet strength agent, while the alkaline reagent may be in dry form or may be encapsulated.Type: GrantFiled: November 22, 2000Date of Patent: April 15, 2003Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Thomas G. Shannon, Michael J. Smith, Patrick P. Chen, Graciela Jimenez
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Patent number: 6521682Abstract: A flame-resistant additive for textile materials and microfiber non-woven fabrics of the artificial-leather type that imparts a high level of fireproofing properties to the textile material treated without negatively affecting the visual and mechanical characteristics, softness to the touch. The flame-resistant additive includes a fireproofing component having a finely divided mixture of melamine and melamine cyanurate and a clay or other adsorbent material such as diatomaceous earth, zeolite, inorganic oxides such as alumina, silica, magnesium oxide or mixtures of inorganic oxides and a binder which includes an aqueous dispersion of an acrylic or maleic polymer or copolymer and a multifunctional cross-linker of the acrylic or maleic polymer or copolymer.Type: GrantFiled: July 13, 2000Date of Patent: February 18, 2003Assignee: Alcantara S.p.A.Inventors: Rocco Costantino, Ennio Giuliacci, Elisabetta Baroni, Mario Bartolini, Paolo Bartolini, Massimiliano Castagnoli, Mario Cocci
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Patent number: 6479412Abstract: Textiles are treated with a polymer or copolymer of epihalohydrin and polyalkylene amine prior to ink jet printing onto the textile. A softener such as a quaternary ammonium salt may also be used, as may be a cationic binder.Type: GrantFiled: September 28, 1999Date of Patent: November 12, 2002Assignee: Encad, Inc.Inventors: Dheya Alfekri, Gary Staley, Bob Chin, Brian Hardin, Cincin Siswanto
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Patent number: 6451717Abstract: The present invention comprises an aqueous emulsion for imparting oil and water repellency to textiles prepared by polymerizing a mixture of monomers (a), (b) and (c) as follows: (a) 70-90% polymer chain units derived from a mixture of monomers of the formula: Rf—Q—A—C(O)—C(R)═CH2 wherein Rf is a straight or branched-chain perfluoroalkyl group containing from 2 to about 20 carbon atoms; R is H or CH3; A is O, S, or N(R′); Q is alkylene of 1 to 15 carbon atoms, hydroxyalkylene of 3 to 15 carbon atoms, —(CnH2n)(OCqH2q)m—, —SO2—NR′(CnH2n)—, or —CONR′(CnH2n)—, wherein R′ is H or alkyl of 1 to about 4 carbon atoms, n is 1 to about 15, q is 2 to about 4, and m is 1 to about 15; (b) 5-25% monomer chain units derived from a long-chain alkyl (meth)acrylate of the formula: R″—O—C(O)—C(R)═CH2 wherein R″ is an alkyl group of about 12 to about 24 carbons and R is H or CH3; (cType: GrantFiled: December 14, 1999Date of Patent: September 17, 2002Assignee: E. I. du Pont de Nemours and CompanyInventors: John J. Fitzgerald, Melissa Ann Sherman
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Patent number: 6451429Abstract: The present invention is directed to a novel process of making N-isopropyl acrylamide (NiPAm) polymers based upon the reaction of poly(acrylic acid) and N-isopropylamine. The disclosed method of the present invention uses polyacrylic acid as a starting material to synthesize NiPAm polymers. In one embodiment, the present invention discloses a condensation reaction of an intermediate salt to form homopolymers, copolymers and terpolymers of N-isopropyl acrylamide (NiPAm) with acrylic acid and/or alkyl acrylates in a molten state, which is adaptable to a continuous reactive extrusion process. Binder compositions, water-dispersible products and thermoformable articles containing the NiPAm polymers are also disclosed.Type: GrantFiled: May 18, 2001Date of Patent: September 17, 2002Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Pavneet Singh Mumick, Yihua Chang, James Hongxue Wang
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Patent number: 6339117Abstract: The present invention relates to polymers whitened with optical brighteners obtained by (a) emulsion polymerization of acrylonitrile with or without a comonomer in the presence or absence of a graftable substrate, and (b) addition of an optical brightener before, during, or after the emulsion polymerization.Type: GrantFiled: February 28, 2000Date of Patent: January 15, 2002Assignee: Bayer AktiengesellschaftInventors: Udo Eckstein, Siegfried Korte, Ulrich Feldhues, Hans-Peter Geiger, Bernhard Hunke, Thomas Roick, Günter Sackmann
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Publication number: 20020004345Abstract: A laminate of a thermally pointbonded nonwoven base fabric and a coating of polyurethane or polyvinyl chloride on at least one surface of the base fabric, and a footwear upper made from the laminate and wherein the upper functions additionally as a lining for the footwear.Type: ApplicationFiled: July 2, 2001Publication date: January 10, 2002Inventor: Kieran O'Hare