Silicon Containing Sicp Or Solid Polymer Patents (Class 524/266)
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Patent number: 6780231Abstract: Ink-imprintable release coating compositions are described which comprise a polymer comprising a polyurethane, a fluoroacrylate polymer or copolymer, or an addition cured or a condensation cured silicone polymer containing dispersed and/or emulsified resin particles, resin particle domains, or both, and, optionally, inorganic particles. The resin particles comprise resins which are different from the polymers and the resins comprise polyurethanes, polyamides, and polyureas. Ink-imprintable label, tape and stamp constructions also are described which comprise a plurality of contiguous labels, tapes or stamps in a roll or stacked sheet configuration without an independent release liner wherein the labels, tapes and stamps have a pressure-sensitive adhesive on the back surface and a cured ink-imprintable release coating on the face surface.Type: GrantFiled: April 5, 2002Date of Patent: August 24, 2004Assignee: Avery Dennison CorporationInventors: William F. Scholz, Christopher D. Meader, Wan-Chen Su, Dong-Tsai Hseih
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Patent number: 6750277Abstract: A composition comprising (A) a copolymer which comprises (I) repeating units which are derived from a monomer having a fluoroalkyl group, a carbon-carbon double bond, (II) optional repeating units which are derived from a monomer having at least two urethane or urea bonds and a carbon-carbon double bond, but no fluorine atom, (III) optional repeating units which are derived from a monomer, the homopolymer of which having a glass transition temperature (Tg) of 50° C. or less, (IV) optional repeating units which are derived from a monomer having a hydrophilic group and a carbon-carbon double bond, and (V) optional repeating units which are derived from a monomer having a chlorine atom and a carbon-carbon double bond; and (B) a film-forming auxiliary can impart high water and oil repellency by drying at room temperature (0 to 30° C.) without requiring a heat treatment step.Type: GrantFiled: August 19, 1999Date of Patent: June 15, 2004Assignee: Daikin Industries Ltd.Inventors: Masayuki Yamana, Ikuo Yamamoto, Masato Kashiwagi, Koji Kubota
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Patent number: 6743843Abstract: The invention provides a vibration-absorbing silicone gel composition mainly comprising: 100 parts by weight of (a) an organopolysiloxane having a (meth)acryloyl group in its molecule; from 5 to 100 parts by weight of (b) an organopolysiloxane unreactive with ingredient (a); from 1 to 50 parts by weight of (c) an amorphous pulverization product of a three-dimensionally crosslinked silicone resin; from 1 to 20 parts by weight of (d) a fumed silica; and an effective amount of (e) a polymerization initiator, as a gel composition which has high vibration-absorbing properties and high shape retention and which can be used as, e.g., a vibration-absorbing damper even when it is not sealed up in a container or bag.Type: GrantFiled: September 16, 2002Date of Patent: June 1, 2004Assignee: Three Bond Co., Ltd.Inventor: Tsunetoshi Fujisawa
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Patent number: 6727309Abstract: One aspect of the present invention provides an aqueous surface finish composition comprising a film-forming, reversibly crosslinked, emulsion-based polymer composition, and a surface modified inorganic particle material. The surface modified inorganic particle material is dispersed within the emulsion-based polymer composition, and enhances performance characteristics of a resultant film including hardness, modulus, as well as scratch and soil resistance. The floor finish composition is shelf stable and is particularly well suited for application to floor surfaces, but also to other substrate surfaces such as walls and bathroom surfaces.Type: GrantFiled: October 8, 2002Date of Patent: April 27, 2004Assignee: 3M Innovative Properties CompanyInventors: Adriana Paiva, Brant U. Kolb, Susan K. Yarmey
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Publication number: 20040077758Abstract: The invention relates to fluorinated copolymers resulting from the polymerization of a polyfluorinated monomer, a (meth)acrylate amino alcohol, vinyl acetate and a silane monomer in a distillable organic solvent, aqueous compositions containing them, and their use for treating solid substrates, notably building materials.Type: ApplicationFiled: November 20, 2003Publication date: April 22, 2004Inventors: Didier Juhue, Martial Pabon, Andre Kowalik, Jean-Marc Corpart
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Patent number: 6723771Abstract: A composition of matter is disclosed wherein the composition comprises a polyurethane elastomer prepared by mixing A) a polyurethane prepolymer, B) a curative, and C) a liquid, non-reactive polydimethylsiloxane, wherein C) is present in a concentration of about 0.5 to about 25% based on the combined weight of A) plus B), and curing the mixture to form the elastomer.Type: GrantFiled: March 4, 2002Date of Patent: April 20, 2004Assignee: Uniroyal Chemical Company, Inc.Inventors: Richard L. Palinkas, Thomas H. Peter
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Patent number: 6696511Abstract: A non-stick polymer coated aluminum foil and method of making it. The polymer coating composition comprises a silicone resin, a silicone release agent, a silicone curing agent, a hindered phenol antioxidant and a solvent. The method of making the non-stick polymer coated aluminum foil includes applying the polymer coating composition on at least a portion of one side of the aluminum foil and partially curing the coating composition to allow handling and future processing of the coated aluminum foil without blocking of the coating composition. The curing of the coating composition is completed by heating the coated aluminum foil in bulk.Type: GrantFiled: May 9, 2002Date of Patent: February 24, 2004Assignee: Reynolds Metals CompanyInventor: Bruce Robbins
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Patent number: 6683130Abstract: A dispersion comprises at least 30 per cent by weight of particles of a metal oxide having an average primary particle size of less than 200 nm dispersed in a siloxane fluid dispersing medium and a dispersing agent wherein said metal oxide particles are hydrophoobic, and the dispersing agent is polylkylene oxide/polyalkylsiloxane block copolymer comprising at least 30 per cent by weight of the copolymer of polyalkylsiloxane. The dispersion is particularly suitable for use as an ingredient in sunscreening cosmetics.Type: GrantFiled: November 20, 2001Date of Patent: January 27, 2004Assignee: Imperial Chemical Industries PLCInventor: Lorna Margaret Kessell
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Patent number: 6670413Abstract: The present invention relates generally to condensation cure moldmaking compositions that produce useful, curable molds and/or coatings that can be sprayed, trowled or poured, and to a method of making said molds. More particularly, the present invention relates to the use of hindered amine siloxanes to create a desirable thixotropy and cure rate in said moldmaking applications as compared to current technologies.Type: GrantFiled: June 5, 2002Date of Patent: December 30, 2003Inventors: Phillip J. McDermott, Richard A. Striker
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Publication number: 20030232910Abstract: The present invention relates generally to condensation cure moldmaking compositions that produce useful, curable molds and/or coatings that can be sprayed, trowled or poured, and to a method of making said molds. More particularly, the present invention relates to the use of hindered amine siloxanes to create a desirable thixotropy and cure rate in said moldmaking applications as compared to current technologies.Type: ApplicationFiled: June 5, 2002Publication date: December 18, 2003Inventors: Phillip J. McDermott, Richard A. Striker
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Patent number: 6663967Abstract: Organopolysiloxane compositions that cure by the addition reaction of silicon-bonded lower alkenyl radicals with silicon-bonded hydrogen atoms and which exhibit select adhesion to a variety of substrates. The compositions comprise an adhesion promoting mixture comprising an epoxy-functional compound, soluble polydiorganosiloxanes and polycycloorganosiloxanes (linear and cyclic) thus giving release characteristics to metal substrates while maintaining adhesion to the thermoplastic substrate. Additionally, an additive may be used to produce surface lubricity after curing.Type: GrantFiled: November 17, 2000Date of Patent: December 16, 2003Assignee: Bryant Rubber CorporationInventor: Rick A. Ziebell
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Publication number: 20030220425Abstract: Silicone liquid crystals, silicone vesicles, and silicone gels are formed by combining (i) an amine functional silicone or an organic amine compound, (ii) an organic epoxide containing at least two epoxy groups or an epoxy functional silicone containing at least two epoxy groups, and (iii) a fluid such as water, a silicone fluid other than a silicone used in (i) and (ii), and a polar organic compound or nonpolar organic compound other than organic compounds used in (i) and (ii) in which the polar and nonpolar organic compound are present at a concentration to provide a level of solids less than 40 percent by weight based on the weight of (i)-(iii). These silicone liquid crystals, silicone vesicles, and silicone gels are useful in personal care for preparing various skin, hair, and underarm products.Type: ApplicationFiled: June 19, 2003Publication date: November 27, 2003Inventors: Michael Salvatore Ferritto, Zuchen Lin, William James Schulz
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Patent number: 6652976Abstract: Conductive, highly abrasion-resistant coatings on mouldings, consisting of at least one conductive layer and at least one highly abrasion-resistant layer, a process for their production and their use.Type: GrantFiled: July 3, 2001Date of Patent: November 25, 2003Assignee: Bayer AktiengesellschaftInventors: Michael Mager, Klaus Wussow, Udo Guntermann
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Patent number: 6630745Abstract: A semiconductor encapsulating epoxy resin composition is provided comprising (A) an epoxy resin, (B) a phenolic resin curing agent, (C) a molybdenum compound, (D-i) an organopolysiloxane, (D-ii) an organopolysiloxane cured product, or (D-iii) a block copolymer obtained by reacting an epoxy resin or alkenyl group-bearing epoxy resin with an organohydrogenpolysiloxane, and (E) an inorganic filler. The composition has improved moldability and solder crack resistance while exhibiting high flame retardance despite the absence of halogenated epoxy resins and antimony oxide.Type: GrantFiled: April 26, 2000Date of Patent: October 7, 2003Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Shoichi Osada, Eiichi Asano, Shigeki Ino, Takayuki Aoki, Kazutoshi Tomiyoshi, Toshio Shiobara
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Patent number: 6608126Abstract: Silicone liquid crystals, silicone vesicles, and silicone gels are formed by combining (i) an amine functional silicone or an organic amine compound, (ii) an organic epoxide containing at least two epoxy groups or an epoxy functional silicone containing at least two epoxy groups, and (iii) a fluid such as water, a silicone fluid other than a silicone used in (i) and (ii), and a polar organic compound or nonpolar organic compound other than organic compounds used in (i) and (ii) in which the polar and nonpolar organic compound are present at a concentration to provide a level of solids less than 40 percent by weight based on the weight of (i)-(iii). These silicone liquid crystals, silicone vesicles, and silicone gels are useful in personal care for preparing various skin, hair, and underarm products.Type: GrantFiled: April 11, 2001Date of Patent: August 19, 2003Assignee: Dow Corning CorporationInventors: Michael Salvatore Ferritto, Zuchen Lin, William James Schulz, Jr.
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Patent number: 6605183Abstract: Antifoam formulations contain a siloxane antifoam and a polyether/polysiloxane copolymer of the general formula (R2R*SiO)2(RR′SiO)x(R2SiO)y(RR″SiO)2 (I) wherein R* is either R, R′, or R″, and wherein R′ is R1O—(CH2CH2O)a[CH2CH(CH3)O]b[CH2CH(CH2CH3)O]c—R2— (R′) and wherein R″ is —R2—O—(CH2CH2O)d[CH2CH(CH3)O]e[CH2CH(CH2CH3)O]f—R2— (R″) wherein R, R1, R2, a, b, c, d, e, f, x, y, and z are defined herein.Type: GrantFiled: July 27, 2000Date of Patent: August 12, 2003Assignee: Wacker-Chemie GmbHInventors: Holger Rautschek, Willibald Burger, Josef Wimmer, Erika Zscheile, Christine Wolf
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Patent number: 6579923Abstract: An aqueous polishing composition comprising a film forming polymer and an ionic silicone surfactant is described. The polish can be applied to a variety of substrates, particularly to floor surfaces. The coatings are smooth and soil resistant. The polish composition performs as well as state-of-the-art formulations containing a fluorocarbon surfactant.Type: GrantFiled: February 5, 2001Date of Patent: June 17, 2003Assignee: 3M Innovative Properties CompanyInventors: Susan K. Yarmey, Adriana Paiva, Augustine C. Liu, Jimmie R. Baran, Jr.
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Patent number: 6569939Abstract: The invention provides a polymer composition for flexibilizing building materials, in the form of their aqueous dispersion or of powder redispersible in water, containing a) at least one water-insoluble, film-forming polymer of one or more ethylenically unsaturated monomers capable of free radical polymerization, b) at least one compound from the group consisting of the water-soluble polymers of one or more ethylenically unsaturated monomers capable of free radical polymerization, and the ionic and nonionic emulsifiers, and c) a mixture of at least two organosilicon compounds, at least one of which is an amino-functional organosilicon compound present in salt form.Type: GrantFiled: March 5, 2001Date of Patent: May 27, 2003Assignee: Wacker-Chemie GmbHInventors: Herbert Eck, Klaus Adler, Hermann Lutz, Heinrich Hopf
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Patent number: 6569931Abstract: A thermoplastic elastomer composition, method of preparation, and article prepared therefrom. The thermoplastic elastomer composition comprising (A) a thermoplastic elastomer, (B) a thermoplastic resin which has Rockwell hardness (R scale) exceeding 80 at 25° C., (C) a polydiorganosiloxane which has a Williams plasticity exceeding 100 at 25° C.; and (D) an inorganic filler.Type: GrantFiled: May 3, 2001Date of Patent: May 27, 2003Assignees: Dow Corning Corporation, Dow Corning Toray Silicone Co., Ltd.Inventors: Haruhiko Furukawa, Yoshitsugu Morita, Kevin Edward Lupton, David Joseph Romenesko
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Patent number: 6538055Abstract: A compound containing a silane backbone and a group of formula (A) wherein R is hydrogen, C1-C8alkyl, —O, —OH, —CH2CN, C1-C18alkoxy, C5-C12cycloalkoxy, C3-C6alkenyl, C7-C9phenylalkyl unsubstituted or substituted on the phenyl by 1, 2 or 3 C1-C4alkyl; or C1-C8acyl; is useful for stabilizing an organic material against degradation induced by light, heat or oxidation.Type: GrantFiled: October 18, 2001Date of Patent: March 25, 2003Assignee: Ciba Specialty Chemicals CorporationInventors: Primo Carrozza, Valerio Borzatta, Giovanni Da Roit, Chryssostomos Chatgilialoglu
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Patent number: 6534581Abstract: A silicone composition for preparing a silicone adhesive, the composition prepared by mixing (A) an organopolysiloxane containing an average of at least two silicon-bonded hydroxy groups per molecule; (B) a crosslinking agent in an amount sufficient to cure the composition; wherein the agent is selected from (i) at least one silane having the formula R2nSiX4−n wherein each R2 is independently selected from monovalent hydrocarbon and monovalent halogenated hydrocarbon groups having from 1 to about 8 carbon atoms, n is 0 or 1, and X is —OR2 or —OCH2CH2OR2; (ii) a partial hydrolyzate of (i), and (iii) mixtures comprising (i) and (ii); (C) an electrically conductive filler in an amount sufficient to impart electrical conductivity to the silicone adhesive, wherein the filler comprises particles having at least an outer surface of a metal selected from the group consisting of silver, gold, platinum, palladium, and alloys thereof; (D) an effective amount of a hydroxy-functional organic compound havType: GrantFiled: July 20, 2000Date of Patent: March 18, 2003Assignee: Dow Corning CorporationInventors: Don Lee Kleyer, Michael Andrew Lutz
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Publication number: 20020189495Abstract: A composition for film formation capable of forming a silica-based coating film having low water absorption and dielectric constant of 2.1 or lower and useful as an interlayer insulating film material in semiconductor devices, etc.Type: ApplicationFiled: March 25, 2002Publication date: December 19, 2002Applicant: JSR CORPORATIONInventors: Eiji Hayashi, Michinori Nishikawa, Atsushi Shiota, Kinji Yamada
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Patent number: 6479583Abstract: Emulsions and latexes containing polymer particles with a diameter greater than 0.02 micron are prepared by (i) forming a microemulsion containing particles of oligomers with a diameter less than 0.02 micron by combining water, a surfactant, a hydride functional organosilicon oligomer or a mixture of such oligomers, and an alkenyl functional organosilicon oligomer or a mixture of such oligomers; (ii) adding a catalyst to the microemulsion; (iii) initiating polymerization of the oligomers; and (iv) continuing polymerization until an emulsion or latex is formed containing polymer particles with a diameter greater than 0.02 micron.Type: GrantFiled: January 8, 2001Date of Patent: November 12, 2002Assignee: Dow Corning CorporationInventors: Daniel Joseph Halloran, Randal Myron Hill, Burt Michael Wrolson, Brett Lee Zimmerman
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Publication number: 20020147258Abstract: An aqueous polishing composition comprising a film forming polymer and an ionic silicone surfactant is described. The polish can be applied to a variety of substrates, particularly to floor surfaces. The coatings are smooth and soil resistant. The polish composition performs as well as state-of-the-art formulations containing a fluorocarbon surfactant.Type: ApplicationFiled: February 5, 2001Publication date: October 10, 2002Applicant: 3M Innovative Properties CompanyInventors: Susan K. Yarmey, Adriana Paiva, Augustine C. Liu, Jimmie R. Baran
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Patent number: 6444734Abstract: A silica-filled, vulcanized elastomeric compound comprises 100 parts by weight of an elastomer; from about 5 to about 100 parts by weight of a reinforcing filler per 100 parts of elastomer, wherein the reinforcing fillers are selected from the group consisting of carbon black and silica filler; from 0 to about 20 percent by weight of a silane, based upon the weight of the silica filler; a cure agent; from about 0 to about 20 parts by weight of a processing aid selected from the group consisting of fatty acid esters of hydrogenated and non-hydrogenated C5 and C6 sugars; from about 0 to about 20 parts by weight of a processing aid selected from the group consisting of polyoxyethylene derivatives of fatty acid esters of hydrogenated and non-hydrogenated C5 and C6 sugars; from about 0 to about 40 parts by weight of an additional filler other than silica or carbon black, with the provisos that at least one of the processing aids or additional fillers are present; that if the processing aid is sorbitan monooleate,Type: GrantFiled: November 28, 2000Date of Patent: September 3, 2002Inventors: William L. Hergenrother, William M. Cole, James Oziomek
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Patent number: 6437039Abstract: The present invention relates to a one-part room temperature vulcanizable organopolysiloxane rubber composition which crosslinks in the presence of moisture to form a coating for the corrosion protection of metals. The one-part organopolysiloxane rubber composition comprises the product which is obtained by mixing the following: a) from about 20 to about 98 weight percent of one or more polydiorganosiloxane fluids of the formula R″[(R)2SiO]nR′ in which R is a monovalent alkyl or alkylene radical having 1 to 8 carbon atoms or a phenyl radical, R′ is a monovalent alkyl or alkylene radical having 1 to 8 carbon atoms or a phenyl radical, R″ is OH or a monovalent alkyl or alkylene radical having 1 to 8 carbon atoms or a phenyl radical and n has an average value such that the viscosity is from about 1 to about 100,000 centipoise at 25° C.Type: GrantFiled: March 29, 2000Date of Patent: August 20, 2002Assignee: CSL Silicones Inc.Inventors: Farooq Ahmed, Faisal Huda, Seraj ul Huda, John Barr
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Patent number: 6432190Abstract: Ink-imprintable release coating compositions are described which comprise a polymer comprising a polyurethane, a fluoroacrylate polymer or copolymer, or an addition cured or a condensation cured silicone polymer containing dispersed and/or emulsified resin particles, resin particle domains, or both, and, optionally, inorganic particles. The resin particles comprise resins which are different from the polymers and the resins comprise polyurethanes, polyamides, and polyureas. Ink-imprintable label, tape and stamp constructions also are described which comprise a plurality of contiguous labels, tapes or stamps in a roll or stacked sheet configuration without an independent release liner wherein the labels, tapes and stamps have a pressure-sensitive adhesive on the back surface and a cured ink-imprintable release coating on the face surface.Type: GrantFiled: February 29, 2000Date of Patent: August 13, 2002Assignee: Avery Dennison CorporationInventors: William Scholz, Christopher D. Meader, Wen-Chen Su, Dong-Tsai Hseih
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Patent number: 6429246Abstract: A nonflammable, halogen-free mixture for making thermoplastic polymer materials with increased heat resistance, particularly for manufacturing electrical and optical cables and lines. The mixture comprises: a block or randon block copolymer of polypropylene; a salt of a metal selected from the group consisting of Group II, IIa and IIb metals; a metal hydroxide; a silicone material-selected from the group silicone oil, silicone rubber, and combinations thereof.Type: GrantFiled: March 17, 1997Date of Patent: August 6, 2002Assignee: AlcatelInventor: Friedemann Rous
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Patent number: 6429239Abstract: The invention concerns a dispersion powder composition which is redispersible in water and is made from water-insoluble organic polymers, the composition being characterized in that it contains 0.1 to 30% by wt., relative to the weight of the organic polymers, of one or more silicon compounds which are dispersible in water and which have a boiling point at normal pressure of 160 degrees C., selected from the group comprising the silanes, polysilanes, oligosiloxanes, carbosilanes, polycarbosilanes, carbosiloxanes, polycarbosiloxanes and polysilylenedisiloxanes. The invention also concerns methods for manufacturing such compounds and their use.Type: GrantFiled: August 16, 2000Date of Patent: August 6, 2002Assignee: Wacker-Chemie GmbHInventors: Herbert Eck, Klaus Adler, Heinrich Hopf, Franz Jodlbauer, Dieter Gerhardinger
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Patent number: 6423772Abstract: The present invention provides to an organo-bridged ladderlike polysiloxane having the following formula: and a tube-like organosilicon polymer, complexes thereof and the method for producing the same.Type: GrantFiled: July 14, 2000Date of Patent: July 23, 2002Assignee: Institute of Chemistry, Chinese Academy of SciencesInventors: Rongben Zhang, Chunqing Liu, Ping Xie, Huadong Tang
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Patent number: 6417258Abstract: An antifoaming composition contains (A) 58 to 90% by weight of an oil compound and (B) 10 to 42% by weight of a mixture. The oil compound (A) consisting essentially of (i) 80 to 99.9% by weight of an organopolysiloxane composed of R13SiO1/2, R12SiO2/2 and R1SiO3/2 units in a ratio of (0.1 to 5):(90 to 99.8):(0.1 to 5) by mol % and (ii) 0.1 to 20% by weight of finely divided silica. The mixture (B) consisting essentially of (iii) 30 to 90% by weight of a polyoxyalkylene-modified silicone oil having a viscosity of 120,000 to 1,000,000 centipoise at 25° C. and (iv) 1 to 70% by weight of a polyhydric alcohol alkyl ether having a molecular weight of 50 to 300. The composition has improved antifoaming properties, water dispersibility and stability.Type: GrantFiled: February 29, 2000Date of Patent: July 9, 2002Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Yoshitaka Aoki, Akinari Itagaki
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Patent number: 6410626Abstract: An aqueous dispersion composition to be applied to porous construction and building materials, which is of the aqueous one-component type, hence simple and easy to apply, and at the same time has both decorative and sufficient waterproofing properties is provided, as well as a coated article obtained by using the same. The aqueous dispersion composition of the present invention is characterized by containing (1) a repellent, (2) an organosilicon compound of the general formula (I) wherein R1n represents a saturated alkyl group containing 1 to 18 carbon atoms and, when nn is 2 or more, the R1n groups may be the same or different; R2n represents a saturated alkyl group containing 1 to 5 carbon atoms and, when nn is 2 or more, the R2n groups may be the same or different; and nn represents an integer of 1 to 9, and (3) a fluorine-containing resin.Type: GrantFiled: January 4, 2000Date of Patent: June 25, 2002Assignee: Daikin Industries, Ltd.Inventors: Susumu Wada, Katsuhiko Imoto, Kayoko Honda
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Patent number: 6391971Abstract: A short fiber-reinforced rubber composition comprises a master batch (A) comprised of (a) a first diene-based elastomer, (b) a polyolefin having a melting point of 100-150° C. and (c) short fibers of a thermoplastic polymer having amide group in its main chain, and a second diene-based elastomer (B) kneaded with the master batch (A), in which an amount of the component (c) is 5-30 parts by weight based on 100 parts by weight in total of the first diene-based elastomer and the second diene-based elastomer. Further, a rubber sheet made of the short fiber-reinforced rubber composition is inserted in a given zone of the sidewall portion, whereby the stiffness of the sidewall portion is enhanced to simultaneously establish the steering stability and the ride comfort and reduce the rolling resistance.Type: GrantFiled: November 12, 1999Date of Patent: May 21, 2002Assignee: Bridgestone CorporationInventor: Hiroyuki Teratani
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Patent number: 6387520Abstract: A solvent-free liquid silicone rubber composition comprising (A) an organopolysiloxane containing at least two alkenyl groups, (B) an organohydrogenpolysiloxane having at least two hydrogen atoms each attached to a silicon atom, (C) wet silica having a BET specific surface area of 150-250 m2/g, a mean particle size of 0.01-20 &mgr;m, and a sodium ion content of up to 0.35 wt % Na2O, (D) an adhesive agent, and (E) a platinum group catalyst is useful for coating onto air bag base fabric to form a thin film having good infiltration, strong adhesion and minimized surface tack.Type: GrantFiled: August 24, 2000Date of Patent: May 14, 2002Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Hironao Fujiki, Yoshifumi Inoue, Yoshifumi Harada, Takeshi Miyao, Masayuki Ikeno
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Patent number: 6379689Abstract: An article for controlled and substantially uniform release of a volatile active organic substance into the surrounding atmosphere includes a silicone elastomer matrix of desired shape in which are dispersed the volatile substance and an effective amount of an agent for compatibilizing the volatile substance and the silicone elastomer of the matrix. The compatibilizer is an organic solvent with a Hildebrandt solubility parameter from 8 (cal/cm3)½ to 14 (cal/cm3)½ and a vapor pressure from 0.0005 mm to 0.8 mm of mercury (0.06 Pa to 105 Pa) at 20° C.Type: GrantFiled: June 8, 2000Date of Patent: April 30, 2002Assignees: Etablissements V. Mane Fils, Dow Corning FranceInventors: Louis Michel Jacques Aguadisch, Edouard André Henri Bigot, André Rudolf Louis Colas, Guy Jean-Pierre Delpech, Frédéric Fonta, Jean Maurice Eugène Mane
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Patent number: 6372828Abstract: Flame retardant compositions useful as insulation for 150° C.-rated wire and cable applications are provided. The compositions of the invention utilize an ethylene-alkyl acrylate copolymer base resin with a two-component stabilizer package consisting of a zinc salt of a mercaptobenzimidazole and an aromatic secondary amine compound. Also, included to achieve the requisite flame retardance, crosslinkability and physical properties are a brominated flame retardant, antimony trioxide, a hydrated inorganic filler and a chemical crosslinking agent.Type: GrantFiled: November 8, 1999Date of Patent: April 16, 2002Assignee: Equistar Chemicals, LPInventor: Lester Y. Lee
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Patent number: 6372830Abstract: Disclosed is a water-in-oil type silicone emulsion composition, which has excellent stability to temperature changes, particularly to those including low-temperature regions and which undergoes no separation of the oil or water phase, the composition comprising (A) a polyorgano-siloxane; (B) a polyorganosiloxane-polyoxyalkylene block copolymer of a specific structure having polyoxyalkylene chains at each terminal end of the polyorganosiloxane chain and as side chains thereof, the polyorganosiloxane chain having a polymerization degree of 300 to 600; and (C) water.Type: GrantFiled: September 13, 1999Date of Patent: April 16, 2002Assignee: General Electric CompanyInventors: Yoshiyuki Sato, John A. Kilgour
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Patent number: 6372836Abstract: This thermoplastic composition and process for making articles of the same includes a thermoplastic matrix that includes a resin and filler materials wherein the filler materials includes a combination of fibers, at least one lubricant, and thermally conductive material, for improving tribological performance of thermoplastic materials. In the alternative, a thermally conductive lubricant may be substituted for the combination of the lubricant and the thermally conductive material.Type: GrantFiled: May 14, 1999Date of Patent: April 16, 2002Assignee: Caterpillar Inc.Inventor: Kristy J. Johnson
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Patent number: 6361716Abstract: A curable silicone composition for preparing a silicone adhesive, the composition comprising (A) an organopolysiloxane containing an average of at least two silicon-bonded alkenyl groups per molecule; (B) an organohydrogenpolysiloxane containing an average of at least two silicon-bonded hydrogen atoms per molecule in a concentration sufficient to cure the composition; (C) an electrically conductive filler in an amount sufficient to impart electrical conductivity to the silicone adhesive, wherein the filler comprises particles having at least an outer surface of a metal selected from silver, gold, platinum, palladium, and alloys thereof; (D) an effective amount of a hydroxy-functional organic compound having a molecular weight up to about 1000 and containing at least one hydroxy group per molecule, provided the compound is free of acetylenic hydroxy groups and the compound does not substantially inhibit cure of the composition; and (E) a catalytic amount of a hydrosilylation catalyst.Type: GrantFiled: July 20, 2000Date of Patent: March 26, 2002Assignee: Dow Corning CorporationInventors: Don Lee Kleyer, Michael Andrew Lutz
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Patent number: 6337363Abstract: The present invention discloses an epoxy resin composition with a non-halogen, non-phosphorus flame retardant, which comprises (a) 100 parts by weight of an epoxy resin; (b) 40-60 parts by weight of a phenolic novolac hardener; and (c) 5-60 parts by weight of a silica-novolac hybrid resin solution as a flame retardant.Type: GrantFiled: September 28, 2000Date of Patent: January 8, 2002Assignee: Industrial Technology Research InstituteInventors: Ming-Shi Lee, Ching-Jiuh Kang, Kuei-Lan Peng
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Patent number: 6337370Abstract: Disclosed are inorganic-organic copolymers and their preparation using polyvinylalcohol-silane coupling agents. The inorganic-organic copolymers can be prepared through the reaction of silane-coupling agents containing hydroxy groups and silane groups with organic metal compounds. The inorganic-organic copolymers are of high transparency as well as shows superb moisture barrier characteristics and hydrophilicity and can be applied as resins or film coatings for many fields, including anti-fogging agents, anti-foaming agents, lubricants, paints, anti-corrosive coatings, water-resistant coatings, plastic or metal-protective coatings.Type: GrantFiled: June 1, 2000Date of Patent: January 8, 2002Assignee: Korean Advanced Institute of Science and TechnologyInventors: Byeong Soo Bae, Yoon Ki Choi, Young Joo Eo, Oun Ho Park
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Patent number: 6333371Abstract: A coating composition for coloring a glass, containing an organic pigment, a pigment dispersant, a silicon alkoxide compound or a metal alkoxide compound and an organic resin, a process for the production thereof and use thereof.Type: GrantFiled: April 27, 1999Date of Patent: December 25, 2001Assignee: Toyo Ink Mfg. Co., Ltd.Inventors: Toshiyuki Hashimoto, Naohisa Hirata, Tetsuro Oizumi, Hisao Tanaka
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Patent number: 6329460Abstract: A polysiloxane composition comprising (i) an alkoxysilyl group-containing polysiloxane containing at least six siloxane structures having the following formula (I) in a molecule wherein R1 represents a methyl group, ethyl group or phenyl group, and R2 represents a group selected from the group consisting of hydrocarbon group and ether bond-containing hydrocarbon groups having 1 to 6 carbon atoms; and (ii) an alcohol having the formula R4(OR5)p—OH wherein R4 represents a C1-C18 alkyl group, a phenyl group or a benzyl group, R5 represents C1-C6 alkylene group and p is an integer of 0-20.Type: GrantFiled: April 11, 2000Date of Patent: December 11, 2001Assignee: The Yokohama Rubber Co., Ltd.Inventors: Kazunori Ishikawa, Fumito Yatsuyanagi, Hiroyuki Kaido, Naoya Adachi
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Patent number: 6323268Abstract: A composition for rendering surfaces water repellent is formed by combining water or a solvent; a methylhydrogensiloxane polymer or copolymer; an alkoxysilane having the formula RaSi(OR′)4-a in which R represents an alkyl group containing 1-10 carbon atoms, an alkenyl group containing 2-8 carbon atoms, an aryl group, or an haloalkyl group, a has a value of 1 or 2, and R′ represents an alkyl group containing 1-6 carbon atoms; and a silicone resin. The composition can also contain other components such as a volatile methyl siloxane, a cationic oil-in-water emulsion of an aminofunctional polydimethylsiloxane, a surfactant, a catalyst, a beading agent, an organic wax, a preservative, an antifoam, a mildewcide, an UV absorber/UV light stabilizer, or a freeze-thaw additive.Type: GrantFiled: June 27, 2000Date of Patent: November 27, 2001Assignee: Dow Corning CorporationInventors: Paul David Fisher, Feifei Lin, Lori Ann Stark-Kasley
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Patent number: 6313220Abstract: This invention relates to the preparation of an elastomer which contains a dispersion of a reinforcing system formed in situ within an elastomer host by the interaction of a telechelic hydroxy and/or alkoxy terminated polysiloxane and a reticulating agent having a moiety comprised of at least two alkoxy groups. The invention further includes a rubber composition of at least two elastomers wherein one of said elastomers is a pre-formed composite of elastomer and the in situ formed reinforcement system. A tire having a component of such rubber composition, particularly a tire tread, is specifically contemplated.Type: GrantFiled: March 3, 2000Date of Patent: November 6, 2001Inventors: Thierry Florent Edme Materne, Daniel Edward Bowen, III, Francois Kayser, Eric Sean Castner
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Patent number: 6297303Abstract: The invention pertains to a polydiorganosiloxane dispersibility improver for fluororesin powders that contains in the pendant position (A) an organic group selected from the set consisting of polyoxyalkylene-functional organic groups, alkyl groups having at least 12 carbon atoms, and polydialkylsiloxane chain-containing organic groups, and contains in the pendant position or the molecular chain terminal position, (B) a perfluoroalkyl-functional organic group with the general formula F(CF2)a—R1— in which R1 is alkylene or alkyleneoxyalkylene and a is an integer with a value of at least 3. The polydiorganosiloxane dispersibility improver for fluororesin powders has the ability to induce the uniform dispersion of fluororesin powders in organic resins. As a consequence the organic resin compositions have the ability to form uniform and transparent coatings that have an excellent surface lubricity.Type: GrantFiled: June 30, 1999Date of Patent: October 2, 2001Assignee: Dow Corning Toray Silicone Company, Ltd.Inventors: Hideki Kobayashi, Toru Masatomi
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Patent number: 6268421Abstract: The invention concerns reinforcement additives consisting of oligomeric and/or polymeric sulfur-containing organoorganooxysilanes, perhaps other unsaturated hydrocarbon-containing organoorganooxysilanes and reinforcing semiactive, active, and/or highly active carbon blacks, common in rubber, their production, and the use of the additives in perhaps silicatically filled vulcanizable rubber mixtures and compositions and in plastic mixtures or in carbon black dispersions.Type: GrantFiled: October 2, 1996Date of Patent: July 31, 2001Assignee: Huels AGInventors: Uwe Dittrich, Huhn Guenter, Hans-Guenther Srebny, Katrin Marschner
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Patent number: 6258881Abstract: There is provided a polyphenylene ether resin composition comprising: a component (A) containing a polyphenylene ether resin; and a component (B) containing an organopolysiloxane comprising respective structure units represented by the following formulas (I), (II) and (III) R1R2SiO1.0 (I) R3SiO1.5 (II) R4R5R6SiO0.5 (III) wherein R1, R2 and R3 are independently of one another an alkyl group having 1 to 3 carbon atoms or an aryl group having 6 to 10 carbon atoms, and R4, R5 and R6 are independently of one another an alkyl group having 1 to 6 carbon atoms, an aryl group having 6 to 12 carbon atoms, an alkoxy group having 1 to 6 carbon atoms or a hydroxyl group; and wherein: (i) the component (B) is present in an amount of from about 0.5 to 100 parts by weight based on 100 parts by weight of the component (A); and (ii) the component (A) forms a continuous phase, and the component (B) forms a dispersed phase containing dispersed particles.Type: GrantFiled: October 5, 1999Date of Patent: July 10, 2001Assignee: Sumitomo Chemical Company, LimitedInventor: Satoru Moritomi
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Patent number: 6251975Abstract: This invention pertains to a dispersibility improver for fluororesin powders that has the ability to induce the uniform dispersion of fluororesin powders in organic resins; a modifier for application to organic resins wherein said modifier comprises fluororesin powder and the aforesaid dispersibility improver; and finally organic resin compositions that contain the aforesaid modifier and as a consequence have the ability to form uniform and transparent coatings having an excellent surface smoothness.Type: GrantFiled: June 30, 1999Date of Patent: June 26, 2001Assignee: Dow Corning Toray Silicone Company, Ltd.Inventors: Hideki Kobayashi, Toru Masatomi
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Patent number: 6245431Abstract: An organosiloxane release coating composition useful for coating bakeware.Type: GrantFiled: December 13, 1999Date of Patent: June 12, 2001Assignee: General Electric CompanyInventors: Roy M. Griswold, David C. Gross, Peter M. Miranda