Patents Assigned to Soft99 Corporation
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Patent number: 8043421Abstract: The present invention is directed to a kit for rendering a glass surface water repellent. This invention is particularly directed to a kit for coating a windshield of a vehicle to render the windshield water repellent.Type: GrantFiled: March 12, 2008Date of Patent: October 25, 2011Assignees: E.I. du Pont de Nemours & Company, Soft 99 CorporationInventors: Masahiro Kato, Akinori Tanaka, Masahiro Sasagawa, Hiromitsu Adachi
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Publication number: 20110000816Abstract: The present invention is directed to a kit for rendering a glass surface water repellent. This invention is particularly directed to a kit for coating a windshield of a vehicle to render the windshield water repellent.Type: ApplicationFiled: March 12, 2008Publication date: January 6, 2011Applicant: E.I. DU PONT DE NEMOURS AND COMPANY SOFT99 CORPORATIONInventors: Masahiro Kato, Akinori Tanaka, Masahiro Sasagawa, Hiromitsu Adachi
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Patent number: 6987074Abstract: To provide a paintwork coating composition that is harmless to the environments and humans and enables a paintwork to be fully coated by the application of only a small quantity of coating composition and also provide a coating cloth that provides a smooth rubbing work in the coating process and can develop a good water-repellent property and a good antifouling property, water dispersion comprising polytetrafluoroethylene and perfluoropolyether is prepared as the coating composition, and also the coating composition is impregnated in a cloth having a basis weight of (unit representing mass per unit area of fabric, a gram number per square meter) 30–300 g/m2 and a density of 0.02–0.3 g/cm3 under load condition of 1.961 KPa.Type: GrantFiled: November 29, 2002Date of Patent: January 17, 2006Assignee: Soft99 CorporationInventors: Makoto Ishii, Junichi Nonaka, Ryutaro Hidaka
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Patent number: 6653393Abstract: To provide a paintwork coating composition that is harmless to the environments and humans and enables a paintwork to be fully coated by the application of only a small quantity of coating composition and also provide a coating cloth that provides a smooth rubbing work in the coating process and can develop a good water-repellent property and a good antifouling property, water dispersion comprising polytetrafluoroethylene and perfluoropolyether is prepared as the coating composition, and also the coating composition is impregnated in a cloth having a basis weight of (unit representing mass per unit area of fabric, a gram number per square meter) 30-300 g/m2 and a density of 0.02-0.3 g/cm3 under load condition of 1.961 KPa.Type: GrantFiled: April 19, 2001Date of Patent: November 25, 2003Assignee: Soft99 CorporationInventors: Makoto Ishii, Junichi Nonaka, Ryutaro Hidaka
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Patent number: 6475934Abstract: An excellent wet cloth with which, only by wiping the body, not only can stains and dirt attached to an automobile body be removed therefrom, but a glossy film with water repellency can also be formed. The cloth, woven or non-woven, is made from lipophilic fibers and hydrophilic fibers in a content ratio of 80:20 to 50:50 and is impregnated with a wet cloth treating agent which is prepared by dispersing a silicone compound such as dimethylpolysiloxane, trimethyl siloxy silicate or the like; a fluorine compound such as perfluoroalkylpolyether or the like; or a waxy substance such as carnauba wax, candelilla wax or the like in water together with a surfactant, thereby obtaining a wet cloth for cleaning, providing a water repellent finish and polishing of an automobile paint film.Type: GrantFiled: July 30, 1999Date of Patent: November 5, 2002Assignee: Soft 99 CorporationInventors: Jun-ichi Nonaka, Ryutaro Hidaka
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Patent number: 6309984Abstract: A water repellency supply cloth supplying a water-repellent film having excellent persistency by a simple operation of polishing the body of a car or wiping out waterdrops after car washing is provided. A trimethyl siloxi silicate derivative having free hydroxyl groups is added to a dimethylpolysiloxane solution of trimethyl siloxi silicate expressed in the following formula (1) by 10 to 60 parts by weight with respect to 100 parts by weight of trimethyl siloxi silicate, and amino modified dimethylpolysiloxane, a surface active agent and/or fine powder is dissolved in an organic solvent or dispersed in water at need, to obtain an agent for treating a water repellency supply cloth according to the present invention. Cloth is impregnated with the agent for treating a water repellency supply cloth to contain a nonvolatile component corresponding to 1.0 to 50.Type: GrantFiled: July 30, 1999Date of Patent: October 30, 2001Assignee: Soft 99 CorporationInventors: Jun-ichi Nonaka, Ryutaro Hidaka
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Patent number: 5971230Abstract: A spray quantity control nozzle for use in an aerosol container wherein spray quantities of the contents of the aerosol container can be adjusted in two stages as increased or reduced corresponding to specific depression depths of a nozzle body, and a depressible depth H1 of the nozzle body for a smaller spray quantity and that H2 for a larger spray quantity can be surely set, the spray quantity control nozzle comprising a mounting part mounted on a mouth of the aerosol container and the nozzle body fit onto a projecting part of a valve stem of a flow control valve, the nozzle body being connected to the mounting part through a first molded hinge, a movable leaf being connected to the mounting part through a second molded hinge, so that a depressible depth of the nozzle body becomes smaller when the movable leaf is stood up into its working posture, and becomes larger with the movable leaf falling down in its withdrawal posture.Type: GrantFiled: January 12, 1999Date of Patent: October 26, 1999Assignee: Soft 99 CorporationInventor: Shin Tanaka
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Patent number: 5918780Abstract: A spray quantity control nozzle for use in an aerosol container wherein spray quantities of the contents of the aerosol container can be adjusted in two stages as increased or reduced corresponding to specific depression depths of a nozzle body, and a depressible depth H1 of the nozzle body for a smaller spray quantity and that H2 for a larger spray quantity can be surely set, the spray quantity control nozzle comprising a mounting part mounted on a mouth of the aerosol container and the nozzle body fit onto a projecting part of a valve stem of a flow control valve, the nozzle body being connected to the mounting part through a first molded hinge, a movable leaf being connected to the mounting part through a second molded hinge, so that a depressible depth of the nozzle body becomes smaller when the movable leaf is stood up into its working posture, and becomes larger with the movable leaf falling down in its withdrawal posture.Type: GrantFiled: February 18, 1997Date of Patent: July 6, 1999Assignee: Soft 99 CorporationInventor: Shin Tanaka
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Patent number: 5752631Abstract: Disclosed herein is a valve device for an aerosol container, comprising a housing the upper end of which is fixed to the interior of a lid, a partition wall arranged in the housing and provided with an insertion hole, an upper chamber provided above the partition wall, a lower chamber provided below the partition wall, a stem vertically movably installed in the upper chamber and provided with a pressing part at its lower end, the upper end of said stem being biased and projected outward from the lid through a stem gasket, a change-over valve vertically movably installed in the lower chamber facing the pressing part situated at the lower end of the stem, and a flow path for small spraying, which is made in the change-over valve and communicates the upper chamber with the lower chamber, wherein the change-over valve is pressed against and biased toward a valve seat provided on the lower surface of the partition wall, whereby the communication of the upper chamber with the lower chamber is cut off except for thrType: GrantFiled: January 23, 1997Date of Patent: May 19, 1998Assignees: Soft 99 Corporation, Toyo Aerosol Industry Co., Ltd.Inventors: Kimio Yabuno, Kazunori Hoshino