Patents Examined by John J. Guarriello
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Patent number: 6419865Abstract: Bonded fluff structures and a method for producing such bonded fluff structures in which a pulp sheet having a material suitable for producing fluff and a heat activatable fiber material is fiberized to produce a mixture of fluff and heat activatable fibers. The mixture is contacted with a hot air stream, heating the heat activatable fibers to an activation temperature. The resulting heated mixture is then deposited onto a forming structure, forming a bonded fluff/fiber composite matrix structure.Type: GrantFiled: September 30, 1997Date of Patent: July 16, 2002Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Stanley Michael Gryskiewicz, David Martin Jackson, Jason Douglas Hadley, Jerome Joseph Schwalen, Frank Paul Abuto, Kuo-Shu Edward Chang, Susan Carol Paul, Richard John Schmidt
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Patent number: 6417120Abstract: A meltblown web having meltblown fibers and particles is provided. The particles are embedded in and retained by one or more meltblown fibers as a result of surface penetration of the particles into one or more meltblown fibers. The surface penetration of any particle into one or more meltblown fibers is generally slight thus leaving a substantial amount of the surface area of any particle available for interaction with any medium to which the web is exposed.Type: GrantFiled: October 15, 1999Date of Patent: July 9, 2002Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Patricia Ann Mitchler, Wilfred Eugene Riddell, Carmen Ann Baker
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Patent number: 6403699Abstract: The invention relates to nonaqueous coatings containing a polyacrylate resin and a urea group-containing thixotropic agent and having improved surface properties. The polyacrylate resin is prepared by polymerizing (a) from 16 to 51% by weight of a hydroxyl group-containing ester of acrylic acid or methacrylic acid or of a mixture of such monomers; (b)from 32 to 84% by weight of an aliphatic or cycloaliphatic ester of acrylic acid or methacrylic acid which is different from (a) and has at least 4 carbon atoms in the alcohol radical or of a mixture of such monomers; (c) from 0 to 2% by weight of an ethylenically unsaturated carboxylic acid or of a mixture of ethylenically unsaturated carboxylic acids, and (d)from 0 to 30% by weight of an ethylenically unsaturated monomer which is different from (a), (b) and (c) or of a mixture of such monomers.Type: GrantFiled: September 28, 1995Date of Patent: June 11, 2002Assignee: BASF Coatings AGInventors: Ulrike Röckrath, Ulrich Poth
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Patent number: 6399674Abstract: Disclosed herein is a set of water-based pigment inks for ink-jet, comprising a black pigment ink and other pigment inks different in hue from the black pigment ink, which the pigment inks each comprise water, a water-soluble organic solvent and an aqueous pigment dispersion, wherein respective polymeric dispersants used in the black pigment ink and the other pigment inks different in hue from the black pigment ink are different in polarity from each other.Type: GrantFiled: July 12, 1995Date of Patent: June 4, 2002Assignee: Canon Kabushiki KaishaInventors: Akio Kashiwazaki, Yuko Suga, Hiroyuki Ishinaga, Hiromichi Noguchi, Yutaka Kurabayashi, Aya Takaide, Kiyomitsu Kudo
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Patent number: 6395655Abstract: Semi-bleached to bleached sulfonated aromatic condensation resin alone or in combination with a semi-soluble methacrylic polymer of high molecular weight provides improved resistance to staining by acid colorants in a fibrous polyamide or wool substrate.Type: GrantFiled: December 17, 1999Date of Patent: May 28, 2002Assignee: Trichromatic Carpet Inc.Inventor: Yassin M. Elgarhy
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Patent number: 6372333Abstract: A composition containing a function improver and an inorganic porous crystals-hydrophilic macromolecule composite wherein the hydrophilic macromolecule contains inorganic porous crystals in its inner matrix, and a product made therefrom The product, textile, nonwoven fabric, paper and laminate obtained from the composition of the present invention come to have high strength in addition to the gas adsorption capability, volatile organic solvent removing capability, noncombustibility, heat insulating property, and heavy metal and radioactive element removing capability that the inorganic porous crystals-hydrophilic macromolecule composite (A) possesses. It is also possible to improve a touch and the like, so that the composition is useful as a material having additional functions.Type: GrantFiled: February 24, 1999Date of Patent: April 16, 2002Assignee: Rengo Co., Ltd.Inventors: Kouju Sugiyama, Maki Nakano, Takaaki Utsunomiya, Yoshinobu Fujimoto
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Patent number: 6372172Abstract: A nonwoven material including at least a meltblown web is stretched by about 1-35% in at least one direction using a short-distance drawing process, to provide a fabric having improved softness and liquid barrier compared to otherwise similar fabrics prepared using longer drawing distances. The drawing process may include one or multiple stages. When multiple stages are employed, the fabric has adequate liquid barrier at a lower basis weight.Type: GrantFiled: December 19, 1997Date of Patent: April 16, 2002Assignee: Kimberly-Clark Worldwide, Inc.Inventors: Gregory Todd Sudduth, John Joseph Sayovitz, Jay Sheldon Shultz
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Patent number: 6372818Abstract: Disclosed herein is a water-based ink for ink-jet, comprising a liquid composition containing a coloring material and a liquid medium, wherein the ink comprises a polymer exhibiting a heat-reversible type thickening property and a compound having a light-heat converting function, or a polymer which exhibits a heat-reversible type thickening property and has a moiety capable of undergoing light-heat conversion.Type: GrantFiled: August 29, 1996Date of Patent: April 16, 2002Assignee: Canon Kabushiki KaishaInventors: Isao Kimura, Hiroyuki Maeda, Masako Shimomura, Hidemi Kubota
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Patent number: 6368533Abstract: A process for forming fibers, films and fibrous webs from thermoset polymers is disclosed. The process includes first forming an energy activatable prepolymer composition. The prepolymer composition is extruded through a die in order to form polymeric articles. Once extruded through the die, the prepolymer composition is then contacted with an energy source which causes the prepolymer composition to irreversibly undergo a chemical transformation to form a thermoset polymer. The cured polymeric articles can then be collected onto a surface and used as desired. The energy source used to activate the prepolymer composition can be, for instance, a heated gas stream, ultra sonic sound waves, or a radiation source.Type: GrantFiled: December 22, 1997Date of Patent: April 9, 2002Assignee: Kimberly-Clark Worldwide, Inc.Inventor: Michael T. Morman
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Patent number: 6369128Abstract: An aqueous ink composition is provided having an aqueous solvent, a poly(oxyalkylene) substituted organic colorant dissolved in the solvent and a film forming, acrylic polymer or copolymer binder.Type: GrantFiled: February 7, 1997Date of Patent: April 9, 2002Assignee: Milliken & CompanyInventors: Michael O. Hunt, Steven E. Brown, Robert L. Mahaffey, Leonard L. Starks
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Patent number: 6368989Abstract: A puncture resistant footwear sole composite is disclosed with a plurality of layers of woven aramid yarn fabric combined with a matrix resin in an amount adequate to adhere adjacent fabric layers together but not so much that the composite is saturated by matrix resin.Type: GrantFiled: January 12, 1999Date of Patent: April 9, 2002Assignee: E. I. du Pont de Nemours and CompanyInventors: Xuaco Pascual, Constantine William Tsimpris, Marvin Frank Schaffer
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Patent number: 6346563Abstract: 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: July 7, 1999Date of Patent: February 12, 2002Assignee: Milliken & CompanyInventors: Shulong Li, Dany Felix Maria Michiels
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Patent number: 6342456Abstract: A method of making a polypropylene base fabric for outdoor use, and the fabric so produced, results in an outdoor use product (such as a furniture cover) having high mechanical durability, improved hand, excellent color durability, and lower soiling than comparable conventional products. The method is practiced using yarn comprising or consisting of polypropylene, UV inhibitor, and fluorochemical by: weaving the yarn using heavier yarn in the warp direction and finer yarn in the filling direction, or yarns of substantially equal size or denier in the warp and filling directions, to produce a fabric with a face, a center, and a back, with at least 50% (e.g. about 50-70%) of the filling yarn exposed to the fabric face (and for example about 6-10% in the center and about 20-40% in the back); washing the fabric with detergent and water to scour off the spin finish on the yarns; and drying the washed fabric at a temperature below the softening point of polypropylene (e.g. about 270-280° F.Type: GrantFiled: February 1, 1999Date of Patent: January 29, 2002Assignee: Burlington Industries, Inc.Inventors: Laurie A. Jenkins, Albert J. Weil, J. Thomas Hood, Dermot F. O'Hare, Clyde N. Rhem, II, Robert F. Tucker, Troy D. Ohmes, Paul D. Barbour
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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: 6331579Abstract: Correction fluids are provided which include a cationic stain blocking agent, an opacifying pigment and water. Preferred opacifying pigments include an alumina treated titanium dioxide and a clay. The new correction fluids have improved bleed resistance and hiding power.Type: GrantFiled: October 21, 1996Date of Patent: December 18, 2001Assignee: The Gillette CompanyInventor: Norman G. Sanborn
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Patent number: 6294485Abstract: A papermakers dryer fabric is operable to carry a paper web on one face thereof. The fabric comprises a base substrate that is coated and optionally partially or fully impregnated with resin so as to yield a substrate having a substantially impermeable and preferably smooth surface on the paper carrying side of the fabric.Type: GrantFiled: July 16, 1998Date of Patent: September 25, 2001Assignee: Voith Fabrics Heidenheim GmbH & Co. KGInventors: Mark Hodson, Timothy Ashworth, Paul Myerscough
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Patent number: 6284815Abstract: A non-asbestos friction material is disclosed, which comprises a non-asbestos fibrous reinforcement, a thermosetting resin binder, and a filler as the main components, wherein the fibrous reinforcement is a combination of plural kinds of non-asbestos fibers and contains sepiolite fibers, cellulose fibers, and an acryl pulp as the fibrous reinforcement. The friction material of the present invention is excellent in fade characteristics, stability of effectiveness, etc., and low in cost.Type: GrantFiled: June 26, 1997Date of Patent: September 4, 2001Assignee: Akebono Brake Industry Co. Ltd.Inventors: Shigemi Sasahara, Takayuki Watanabe
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Patent number: 6281270Abstract: Color images with high fixation comparable to that of silver salt photographic images are formed on printing papers, using aqueous ink compositions by ink jet recording. Color images thus formed have high saturation and high resolution. An intercalated compound capable of fixing water-soluble dyes to a printing paper due to the intercalation based on ion-exchanging between them is incorporated into the dye-receiving layer 2 of the paper, on which color images are formed by ink jet recording using an aqueous ink composition containing a water-soluble dye. The content of the intercalated compound in the layer 2 is from 10 to 90% by weight. As the intercalated compound, montmorillonoids are preferred when water-soluble cationic dyes are used while hydrotalcite-group minerals are preferred when water-soluble anionic dyes are used. FIG. 1 is selected.Type: GrantFiled: November 12, 1997Date of Patent: August 28, 2001Assignee: Sony CorporationInventors: Kengo Ito, Yoshio Fujiwara
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Patent number: 6274646Abstract: An ink composition is provided which can realize printing with excellent fixation even on a coated paper having a smooth surface. Further, an ink composition is also provided which, when used in ink jet printing, causes neither clogging nor creation of a precipitate. A copolymer of butyl acrylate, methyl methacrylate, and acrylic acid is added to an ink composition.Type: GrantFiled: August 28, 1997Date of Patent: August 14, 2001Assignee: Mikuni Color Ltd.Inventors: Kazuaki Watanabe, Kiyohiko Takemoto, Shuichi Yamaguchi, Naoki Tanaka, Minoru Waki, Naoki Okamoto, Kazumi Adachi
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Patent number: 6274522Abstract: Disclosed is a liquid absorbing body and a method of manufacturing the liquid absorbing body which has an excellent swelling property and absorbed liquid holding ability in a vertical state and which is suitable to a mass production at a low manufacturing cost. This liquid absorbing body includes natural cellulose fibers and/or synthetic fibers, a thermally fusible material and a thickening material. This liquid absorbing body is formed by defibering natural cellulose fibers and/or synthetic fibers, a thermally fusible material and a thickening material in air and mixing them to form a mat, heating thus formed mat at a temperature higher than a fusible point of the thermally fusible material and then fixing the thickening material in a web by compressing the mat with a press roller.Type: GrantFiled: December 11, 1997Date of Patent: August 14, 2001Assignee: Oji Paper Co., Ltd.Inventors: Tadanori Sameshima, Teruo Miura, Kiyotaka Miyata, Eiji Yagura