Patents Assigned to Asahi Fiber Glass Company, Limited
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Publication number: 20070112123Abstract: A glass filler for a polycarbonate resin, whereby the refractive index of the glass filler can be improved to the same level as a polycarbonate resin, and the transparency of a molded product after reinforced with such a filler can be maintained without coloration, and a polycarbonate resin composition employing such a filler, are provided.Type: ApplicationFiled: November 6, 2006Publication date: May 17, 2007Applicant: Asahi Fiber Glass Company, LimitedInventor: Keiji SEKINE
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Publication number: 20070105702Abstract: To provide an optical glass which has a high transmittance and a high refractive index and shows little decrease in the transmitted light intensity when continuously irradiated with a blue-violet laser diode light, and which is less prone to a higher melting temperature and exhibits chemical durability being not low. An optical glass consisting essentially of, as represented by mol %, from 35 to 54% of TeO2, from 0 to 10% of GeO2, from 5 to 30% of B2O3, from 0 to 15% of Ga2O3, from 0 to 8% of Bi2O3, from 3 to 20% of ZnO, from 0 to 10% of MgO+CaO+SrO+BaO, from 1 to 10% of Y2O3+La2O3+Gd2O3, from 0 to 5% of Ta2O5+Nb2O5, from 0 to 1.8% of TiO2, and from 0 to 6% of Li2O+Na2O+K2O+Rb2O+Cs2O. A lens made of such an optical glass.Type: ApplicationFiled: December 26, 2006Publication date: May 10, 2007Applicant: Asahi Fiber Glass Company, LimitedInventors: Syuji Matsumoto, Jun Sasai, Naoki Sugimoto
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Patent number: 7191814Abstract: A resin film is provided wherein distortions generated at ear portions of films at shorter sides of a resin film coated heat insulating/sound absorbing material can be eliminated. The front and rear surfaces and both side surfaces in the direction of longer sides of the inorganic fiber mats are covered with band shaped resin films in a state that a predetermined spacing is provided between the mats, and the resin films are cut at a portion between the mats by a cutting blade along a direction of shorter sides in a state that the films are pressed by a pressing member, the resin films are pressed by the pressing member having film setting portions at both ends of a bottom surface thereof, whereby the slopes of the film setting portions prevent the ear portions of the resin films at the cutting portion from spreading sideways.Type: GrantFiled: March 28, 2003Date of Patent: March 20, 2007Assignee: Asahi Fiber Glass Company, LimitedInventors: Takashi Bandou, Masataka Yasu, Takashi Mashimo
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Patent number: 7019071Abstract: A binder for inorganic fiber, which comprises an aldehyde condensable thermosetting resin precursor and a fluorocarbon compound having a polyfluoroalkyl group.Type: GrantFiled: November 5, 2002Date of Patent: March 28, 2006Assignee: Asahi Fiber Glass Company, LimitedInventors: Akira Inoue, Yuka Masaki, Manabu Iizuka
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Patent number: 7001858Abstract: Glass fiber which substantially has the following composition as represented by mol percentage and has a glass transition temperature higher than 300° C. and lower than 400° C.: Li2O+Na2O+K2O: 5 to 35%, P2O5: 20 to 27%, SO3: 3 to 20%, ZnO: 10 to 55%, MgO: 0 to 20%, ZnO+MgO: 10 to 55%, Al2O3: 1 to 5%, and B2O3: 8 to 20%.Type: GrantFiled: February 12, 2003Date of Patent: February 21, 2006Assignees: Asahi Glass Company, Limited, Asahi Fiber Glass Company, LimitedInventors: Hideki Nakagawa, Yoshiro Niino, Yoshinao Kobayashi
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Patent number: 6995204Abstract: A thermoplastic resin composition comprising a thermoplastic resin containing no halogen atom, from 0.1 to 50 parts by mass, per 100 parts by mass of said thermoplastic resin, of a phosphate type glass, and from 0.1 to 50 parts by mass, per 100 parts by mass of said thermoplastic resin, of a phosphorus type flame retardant other than the above phosphate type glass.Type: GrantFiled: November 28, 2003Date of Patent: February 7, 2006Assignees: Asahi Glass Company, Limited, Asahi Fiber Glass Company, LimitedInventors: Hideki Endou, Hideki Nakagawa
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Publication number: 20060025513Abstract: A glass powder having an average particle size of at least 0.5 ?m and smaller than 5.0 ?m, having a specific surface area of at least 1.5 m2/cm3, and having a glass transition temperature higher than 200° C. and lower than 400° C.Type: ApplicationFiled: July 25, 2005Publication date: February 2, 2006Applicant: Asahi Fiber Glass Company, LimitedInventors: Hideki Nakagawa, Hideki Endou
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Patent number: 6929857Abstract: Fiber for reinforcing rubber products, which comprises glass fiber coated with a coating film formed by a treating agent comprising a water-soluble condensate of resorcinol and formaldehyde, a latex of a solid acrylonitrile/butadiene copolymer and a latex of a liquid acrylonitrile/butadiene copolymer.Type: GrantFiled: March 11, 2002Date of Patent: August 16, 2005Assignees: Honda Giken Kogyo Kabushiki Kaisha, Asahi Fiber Glass Company, LimitedInventors: Shuji Watanabe, Kaoru Shimamura, Koji Hattori, Masayoshi Abe, Kimihiro Ando
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Patent number: 6911259Abstract: A process for producing glass fiber-reinforced thermoplastic resin pellets, which comprises a step of drawing out glass fiber strands from the inside of glass fiber rolls and introducing them into a resin impregnation die, a step of supplying a molten thermoplastic resin into the resin impregnation die and impregnating the glass fiber strands with the thermoplastic resin, a step of drawing out the glass fiber strands impregnated with the thermoplastic resin from the resin impregnation die and cooling and solidifying the thermoplastic resin to obtain a linear molded product, and a step of cutting the molded product into a predetermined length, wherein as the glass fibers, glass fiber strands drawn out from rolls, each roll obtained by bundling monofilaments having a diameter of from 6 to 25 ?m and winding them so that the inner diameter will be from 18 to 50 cm, are used.Type: GrantFiled: June 11, 2003Date of Patent: June 28, 2005Assignee: Asahi Fiber Glass Company, LimitedInventors: Toru Mizukami, Kengo Ozaki
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Publication number: 20050129943Abstract: Fiber for reinforcing rubber products, which comprises fiber coated with a coating film formed by a treating agent, wherein the treating agent comprises a rubber latex containing at least a vinylpyridine/styrene/butadiene terpolymer, a latex of an acrylonitrile/butadiene/styrene terpolymer, and a water-soluble condensate of resorcinol and formaldehyde.Type: ApplicationFiled: December 8, 2004Publication date: June 16, 2005Applicant: Asahi Fiber Glass Company, LimitedInventor: Kimihiro Ando
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Patent number: 6875509Abstract: Fiber for reinforcing rubber products, which comprises fiber coated with a coating film formed by a coating agent, wherein the coating agent comprises, as calculated as solid contents, 100 parts by mass of a rubber latex containing at least a vinylpyridine/styrene/butadiene terpolymer, from 7 to 18 parts by mass of a latex of a halogen-containing polymer, and from 2 to 10 parts by mass of a water-soluble condensate of resorcinol and formaldehyde.Type: GrantFiled: June 16, 2004Date of Patent: April 5, 2005Assignee: Asahi Fiber Glass Company, LimitedInventor: Kimihiro Ando
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Publication number: 20050027048Abstract: A complex flame retardant having a phosphate type glass and a phosphorus type flame retardant other than the phosphate type glass complexed, wherein the blend proportions of the phosphate type glass and the phosphorus type flame retardant are such that the phosphorus type flame retardant is within a range of from 2 to 240 parts by mass per 100 parts by mass of the phosphate type glass.Type: ApplicationFiled: July 27, 2004Publication date: February 3, 2005Applicants: ASAHI GLASS COMPANY, LIMITED, Asahi Fiber Glass Company, LimitedInventors: Hideki Nakagawa, Hideki Endou
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Publication number: 20050003186Abstract: Fiber for reinforcing rubber products, which comprises fiber coated with a coating film formed by a coating agent, wherein the coating agent comprises, as calculated as solid contents, 100 parts by mass of a rubber latex containing at least a vinylpyridine/styrene/butadiene terpolymer, from 7 to 18 parts by mass of a latex of a halogen-containing polymer, and from 2 to 10 parts by mass of a water-soluble condensate of resorcinol and formaldehyde.Type: ApplicationFiled: June 16, 2004Publication date: January 6, 2005Applicant: Asahi Fiber Glass Company, LimitedInventor: Kimihiro Ando
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Patent number: 6787226Abstract: Chopped strands having a sizing agent impregnated on glass fiber strands, to be used for a molded product of unsaturated polyester resin BMC, wherein the sizing agent comprises a urethane resin, a vinyl acetate resin and a silane coupling agent, and wherein the mass ratio of the urethane resin to the vinyl acetate resin is from 30:70 to 70:30.Type: GrantFiled: October 22, 2002Date of Patent: September 7, 2004Assignees: Asahi Fiber Glass Company Limited, Koito Manufacturing Co., Ltd.Inventors: Yoshirou Niino, Hideki Endou, Manabu Iizuka, Hisayoshi Daicho, Hideki Tanaka, Yuji Yoshimoto
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Publication number: 20040167294Abstract: A thermoplastic resin composition comprising a thermoplastic resin containing no halogen atom, from 0.1 to 50 parts by mass, per 100 parts by mass of said thermoplastic resin, of a phosphate type glass, and from 0.1 to 50 parts by mass, per 100 parts by mass of said thermoplastic resin, of a phosphorus type flame retardant other than the above phosphate type glass.Type: ApplicationFiled: November 28, 2003Publication date: August 26, 2004Applicants: Asahi Glass Company, Limited, Asahi Fiber Glass Company, LimitedInventors: Hideki Endou, Hideki Nakagawa
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Publication number: 20040033356Abstract: Fiber for reinforcing rubber products, which comprises fiber having a first coating film formed by a first coating agent comprising a condensate of resorcinol and formaldehyde, and a rubber latex, wherein the fiber has a second coating film formed by a second coating agent comprising an uncured phenol resin and a rubber, on the first coating film.Type: ApplicationFiled: June 13, 2003Publication date: February 19, 2004Applicants: Asahi Fiber Glass Company Limited, HONDA GIKEN KOGYO KABUSHIKI KAISHAInventors: Kimihiro Ando, Shuji Watanabe, Kaoru Shimamura
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Patent number: 6686034Abstract: A new process for producing a fiber-reinforced thermoplastic resin molded product with a high mechanical strength and no heat substantial deterioration of the resin, by an efficient heating without applying shear stress to the fiber-reinforced thermoplastic resin base material and a molded product, for example, a tiptoe core for a safety shoe produced by said process are provided. The fiber-reinforced thermoplastic resin base material P1 in a string form or a tape form is scattered and accumulated in a vessel such as tube 11, and a heating gas passed to the accumulated base material to melt heat, and preferably press by a plunger 15, the base material P1, whereby a molten mass P2 is formed, and then the molten mass P2 is dislocated to a mold to be press-mold. Said base material preferably satisfies the following formula: {fraction (1/100)}≦&rgr;1/&rgr;0≦½, wherein &rgr;0 means a density where said base material is scattered and accumulated and &rgr;0 means a true density of said base material.Type: GrantFiled: February 28, 2001Date of Patent: February 3, 2004Assignee: Asahi Fiber Glass Company, LimitedInventors: Toru Mizukami, Kengo Ozaki, Masahiko Tominaga, Yuji Yokoo
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Patent number: 6673415Abstract: A honeycomb core material which is excellent in flame retardation, thermal insulation and noise insulation and has improved transportability and handling efficiency and which can be suitably used also for a sandwich structure of a curved shape as a foam has flexibility and elasticity, and a method for its production. A composite foam comprising a phosphoric acid type inorganic foam and a urethane type organic foam, obtained by foaming and curing an aqueous mixture containing a phosphorus-containing acid material, a curing agent, a blowing agent and a urethane polymer having NCO groups, is filled in cells of a honeycomb body having a cell size of from 3 to 100 mm and a porosity of from 92 to 99.5% according to JIS-A6931.Type: GrantFiled: July 24, 2001Date of Patent: January 6, 2004Assignees: Sanyo Chemical Industries, Ltd., Asahi Fiber Glass Company, LimitedInventors: Kaoru Yamazaki, Yasushi Kumagai, Tomokazu Shimizu, Akira Inoue, Masamichi Taguchi, Kengo Ozaki
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Publication number: 20030235688Abstract: A process for producing glass fiber-reinforced thermoplastic resin pellets, which comprises a step of drawing out glass fiber strands from the inside of glass fiber rolls and introducing them into a resin impregnation die, a step of supplying a molten thermoplastic resin into the resin impregnation die and impregnating the glass fiber strands with the thermoplastic resin, a step of drawing out the glass fiber strands impregnated with the thermoplastic resin from the resin impregnation die and cooling and solidifying the thermoplastic resin to obtain a linear molded product, and a step of cutting the molded product into a predetermined length, wherein as the glass fibers, glass fiber strands drawn out from rolls, each roll obtained by bundling monofilaments having a diameter of from 6 to 25 &mgr;m and winding them so that the inner diameter will be from 18 to 50 cm, are used.Type: ApplicationFiled: June 11, 2003Publication date: December 25, 2003Applicant: Asahi Fiber Glass Company, LimitedInventors: Toru Mizukami, Kengo Ozaki
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Publication number: 20030108741Abstract: Chopped strands having a sizing agent impregnated to glass fiber strands, to be used for a molded product of unsaturated polyester resin BMC, wherein the sizing agent comprises a urethane resin, a vinyl acetate resin and a silane coupling agent, and wherein the mass ratio of the urethane resin to the vinyl acetate resin is from 30:70 to 70:30.Type: ApplicationFiled: October 22, 2002Publication date: June 12, 2003Applicants: Asahi Fiber Glass Company, Limited, Koito Manufacturing Co., Ltd.Inventors: Yoshirou Niino, Hideki Endou, Manabu Iizuka, Hisayoshi Daicho, Hideki Tanaka, Yuji Yoshimoto