Silicon Containing Sicp Or Solid Polymer Patents (Class 524/266)
  • Patent number: 6780231
    Abstract: 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: Grant
    Filed: April 5, 2002
    Date of Patent: August 24, 2004
    Assignee: Avery Dennison Corporation
    Inventors: William F. Scholz, Christopher D. Meader, Wan-Chen Su, Dong-Tsai Hseih
  • Patent number: 6750277
    Abstract: 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: Grant
    Filed: August 19, 1999
    Date of Patent: June 15, 2004
    Assignee: Daikin Industries Ltd.
    Inventors: Masayuki Yamana, Ikuo Yamamoto, Masato Kashiwagi, Koji Kubota
  • Patent number: 6743843
    Abstract: 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: Grant
    Filed: September 16, 2002
    Date of Patent: June 1, 2004
    Assignee: Three Bond Co., Ltd.
    Inventor: Tsunetoshi Fujisawa
  • Patent number: 6727309
    Abstract: 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: Grant
    Filed: October 8, 2002
    Date of Patent: April 27, 2004
    Assignee: 3M Innovative Properties Company
    Inventors: Adriana Paiva, Brant U. Kolb, Susan K. Yarmey
  • Publication number: 20040077758
    Abstract: 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: Application
    Filed: November 20, 2003
    Publication date: April 22, 2004
    Inventors: Didier Juhue, Martial Pabon, Andre Kowalik, Jean-Marc Corpart
  • Patent number: 6723771
    Abstract: 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: Grant
    Filed: March 4, 2002
    Date of Patent: April 20, 2004
    Assignee: Uniroyal Chemical Company, Inc.
    Inventors: Richard L. Palinkas, Thomas H. Peter
  • Patent number: 6696511
    Abstract: 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: Grant
    Filed: May 9, 2002
    Date of Patent: February 24, 2004
    Assignee: Reynolds Metals Company
    Inventor: Bruce Robbins
  • Patent number: 6683130
    Abstract: 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: Grant
    Filed: November 20, 2001
    Date of Patent: January 27, 2004
    Assignee: Imperial Chemical Industries PLC
    Inventor: Lorna Margaret Kessell
  • Patent number: 6670413
    Abstract: 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: Grant
    Filed: June 5, 2002
    Date of Patent: December 30, 2003
    Inventors: Phillip J. McDermott, Richard A. Striker
  • Publication number: 20030232910
    Abstract: 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: Application
    Filed: June 5, 2002
    Publication date: December 18, 2003
    Inventors: Phillip J. McDermott, Richard A. Striker
  • Patent number: 6663967
    Abstract: 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: Grant
    Filed: November 17, 2000
    Date of Patent: December 16, 2003
    Assignee: Bryant Rubber Corporation
    Inventor: Rick A. Ziebell
  • Publication number: 20030220425
    Abstract: 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: Application
    Filed: June 19, 2003
    Publication date: November 27, 2003
    Inventors: Michael Salvatore Ferritto, Zuchen Lin, William James Schulz
  • Patent number: 6652976
    Abstract: 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: Grant
    Filed: July 3, 2001
    Date of Patent: November 25, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Michael Mager, Klaus Wussow, Udo Guntermann
  • Patent number: 6630745
    Abstract: 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: Grant
    Filed: April 26, 2000
    Date of Patent: October 7, 2003
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Shoichi Osada, Eiichi Asano, Shigeki Ino, Takayuki Aoki, Kazutoshi Tomiyoshi, Toshio Shiobara
  • Patent number: 6608126
    Abstract: 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: Grant
    Filed: April 11, 2001
    Date of Patent: August 19, 2003
    Assignee: Dow Corning Corporation
    Inventors: Michael Salvatore Ferritto, Zuchen Lin, William James Schulz, Jr.
  • Patent number: 6605183
    Abstract: 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: Grant
    Filed: July 27, 2000
    Date of Patent: August 12, 2003
    Assignee: Wacker-Chemie GmbH
    Inventors: Holger Rautschek, Willibald Burger, Josef Wimmer, Erika Zscheile, Christine Wolf
  • Patent number: 6579923
    Abstract: 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: Grant
    Filed: February 5, 2001
    Date of Patent: June 17, 2003
    Assignee: 3M Innovative Properties Company
    Inventors: Susan K. Yarmey, Adriana Paiva, Augustine C. Liu, Jimmie R. Baran, Jr.
  • Patent number: 6569939
    Abstract: 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: Grant
    Filed: March 5, 2001
    Date of Patent: May 27, 2003
    Assignee: Wacker-Chemie GmbH
    Inventors: Herbert Eck, Klaus Adler, Hermann Lutz, Heinrich Hopf
  • Patent number: 6569931
    Abstract: 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: Grant
    Filed: May 3, 2001
    Date of Patent: May 27, 2003
    Assignees: Dow Corning Corporation, Dow Corning Toray Silicone Co., Ltd.
    Inventors: Haruhiko Furukawa, Yoshitsugu Morita, Kevin Edward Lupton, David Joseph Romenesko
  • Patent number: 6538055
    Abstract: 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: Grant
    Filed: October 18, 2001
    Date of Patent: March 25, 2003
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Primo Carrozza, Valerio Borzatta, Giovanni Da Roit, Chryssostomos Chatgilialoglu
  • Patent number: 6534581
    Abstract: 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 hav
    Type: Grant
    Filed: July 20, 2000
    Date of Patent: March 18, 2003
    Assignee: Dow Corning Corporation
    Inventors: Don Lee Kleyer, Michael Andrew Lutz
  • Publication number: 20020189495
    Abstract: 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: Application
    Filed: March 25, 2002
    Publication date: December 19, 2002
    Applicant: JSR CORPORATION
    Inventors: Eiji Hayashi, Michinori Nishikawa, Atsushi Shiota, Kinji Yamada
  • Patent number: 6479583
    Abstract: 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: Grant
    Filed: January 8, 2001
    Date of Patent: November 12, 2002
    Assignee: Dow Corning Corporation
    Inventors: Daniel Joseph Halloran, Randal Myron Hill, Burt Michael Wrolson, Brett Lee Zimmerman
  • Publication number: 20020147258
    Abstract: 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: Application
    Filed: February 5, 2001
    Publication date: October 10, 2002
    Applicant: 3M Innovative Properties Company
    Inventors: Susan K. Yarmey, Adriana Paiva, Augustine C. Liu, Jimmie R. Baran
  • Patent number: 6444734
    Abstract: 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: Grant
    Filed: November 28, 2000
    Date of Patent: September 3, 2002
    Inventors: William L. Hergenrother, William M. Cole, James Oziomek
  • Patent number: 6437039
    Abstract: 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: Grant
    Filed: March 29, 2000
    Date of Patent: August 20, 2002
    Assignee: CSL Silicones Inc.
    Inventors: Farooq Ahmed, Faisal Huda, Seraj ul Huda, John Barr
  • Patent number: 6432190
    Abstract: 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: Grant
    Filed: February 29, 2000
    Date of Patent: August 13, 2002
    Assignee: Avery Dennison Corporation
    Inventors: William Scholz, Christopher D. Meader, Wen-Chen Su, Dong-Tsai Hseih
  • Patent number: 6429246
    Abstract: 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: Grant
    Filed: March 17, 1997
    Date of Patent: August 6, 2002
    Assignee: Alcatel
    Inventor: Friedemann Rous
  • Patent number: 6429239
    Abstract: 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: Grant
    Filed: August 16, 2000
    Date of Patent: August 6, 2002
    Assignee: Wacker-Chemie GmbH
    Inventors: Herbert Eck, Klaus Adler, Heinrich Hopf, Franz Jodlbauer, Dieter Gerhardinger
  • Patent number: 6423772
    Abstract: 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: Grant
    Filed: July 14, 2000
    Date of Patent: July 23, 2002
    Assignee: Institute of Chemistry, Chinese Academy of Sciences
    Inventors: Rongben Zhang, Chunqing Liu, Ping Xie, Huadong Tang
  • Patent number: 6417258
    Abstract: 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: Grant
    Filed: February 29, 2000
    Date of Patent: July 9, 2002
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Yoshitaka Aoki, Akinari Itagaki
  • Patent number: 6410626
    Abstract: 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: Grant
    Filed: January 4, 2000
    Date of Patent: June 25, 2002
    Assignee: Daikin Industries, Ltd.
    Inventors: Susumu Wada, Katsuhiko Imoto, Kayoko Honda
  • Patent number: 6391971
    Abstract: 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: Grant
    Filed: November 12, 1999
    Date of Patent: May 21, 2002
    Assignee: Bridgestone Corporation
    Inventor: Hiroyuki Teratani
  • Patent number: 6387520
    Abstract: 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: Grant
    Filed: August 24, 2000
    Date of Patent: May 14, 2002
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Hironao Fujiki, Yoshifumi Inoue, Yoshifumi Harada, Takeshi Miyao, Masayuki Ikeno
  • Patent number: 6379689
    Abstract: 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: Grant
    Filed: June 8, 2000
    Date of Patent: April 30, 2002
    Assignees: Etablissements V. Mane Fils, Dow Corning France
    Inventors: Louis Michel Jacques Aguadisch, Edouard André Henri Bigot, André Rudolf Louis Colas, Guy Jean-Pierre Delpech, Frédéric Fonta, Jean Maurice Eugène Mane
  • Patent number: 6372828
    Abstract: 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: Grant
    Filed: November 8, 1999
    Date of Patent: April 16, 2002
    Assignee: Equistar Chemicals, LP
    Inventor: Lester Y. Lee
  • Patent number: 6372830
    Abstract: 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: Grant
    Filed: September 13, 1999
    Date of Patent: April 16, 2002
    Assignee: General Electric Company
    Inventors: Yoshiyuki Sato, John A. Kilgour
  • Patent number: 6372836
    Abstract: 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: Grant
    Filed: May 14, 1999
    Date of Patent: April 16, 2002
    Assignee: Caterpillar Inc.
    Inventor: Kristy J. Johnson
  • Patent number: 6361716
    Abstract: 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: Grant
    Filed: July 20, 2000
    Date of Patent: March 26, 2002
    Assignee: Dow Corning Corporation
    Inventors: Don Lee Kleyer, Michael Andrew Lutz
  • Patent number: 6337363
    Abstract: 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: Grant
    Filed: September 28, 2000
    Date of Patent: January 8, 2002
    Assignee: Industrial Technology Research Institute
    Inventors: Ming-Shi Lee, Ching-Jiuh Kang, Kuei-Lan Peng
  • Patent number: 6337370
    Abstract: 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: Grant
    Filed: June 1, 2000
    Date of Patent: January 8, 2002
    Assignee: Korean Advanced Institute of Science and Technology
    Inventors: Byeong Soo Bae, Yoon Ki Choi, Young Joo Eo, Oun Ho Park
  • Patent number: 6333371
    Abstract: 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: Grant
    Filed: April 27, 1999
    Date of Patent: December 25, 2001
    Assignee: Toyo Ink Mfg. Co., Ltd.
    Inventors: Toshiyuki Hashimoto, Naohisa Hirata, Tetsuro Oizumi, Hisao Tanaka
  • Patent number: 6329460
    Abstract: 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: Grant
    Filed: April 11, 2000
    Date of Patent: December 11, 2001
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Kazunori Ishikawa, Fumito Yatsuyanagi, Hiroyuki Kaido, Naoya Adachi
  • Patent number: 6323268
    Abstract: 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: Grant
    Filed: June 27, 2000
    Date of Patent: November 27, 2001
    Assignee: Dow Corning Corporation
    Inventors: Paul David Fisher, Feifei Lin, Lori Ann Stark-Kasley
  • Patent number: 6313220
    Abstract: 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: Grant
    Filed: March 3, 2000
    Date of Patent: November 6, 2001
    Inventors: Thierry Florent Edme Materne, Daniel Edward Bowen, III, Francois Kayser, Eric Sean Castner
  • Patent number: 6297303
    Abstract: 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: Grant
    Filed: June 30, 1999
    Date of Patent: October 2, 2001
    Assignee: Dow Corning Toray Silicone Company, Ltd.
    Inventors: Hideki Kobayashi, Toru Masatomi
  • Patent number: 6268421
    Abstract: 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: Grant
    Filed: October 2, 1996
    Date of Patent: July 31, 2001
    Assignee: Huels AG
    Inventors: Uwe Dittrich, Huhn Guenter, Hans-Guenther Srebny, Katrin Marschner
  • Patent number: 6258881
    Abstract: 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: Grant
    Filed: October 5, 1999
    Date of Patent: July 10, 2001
    Assignee: Sumitomo Chemical Company, Limited
    Inventor: Satoru Moritomi
  • Patent number: 6251975
    Abstract: 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: Grant
    Filed: June 30, 1999
    Date of Patent: June 26, 2001
    Assignee: Dow Corning Toray Silicone Company, Ltd.
    Inventors: Hideki Kobayashi, Toru Masatomi
  • Patent number: 6245431
    Abstract: An organosiloxane release coating composition useful for coating bakeware.
    Type: Grant
    Filed: December 13, 1999
    Date of Patent: June 12, 2001
    Assignee: General Electric Company
    Inventors: Roy M. Griswold, David C. Gross, Peter M. Miranda