Patents Assigned to Osaka Organic Chemical Industry Co., Ltd.
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Patent number: 11608447Abstract: Disclosed are a cell culture substrate that can be modified from its cell-inadhesibleness to make it cell-adhesible, by a convenient and low-cost treatment, and particularly, a substrate that allows position-specific culture of one or more kinds of cells. The substrate has on its surface a layer made of a photomodifiable polymer that comprises a monomer, as component (A), represented by Formula (1): wherein R1 denotes hydrogen or a methyl group, and R2 denotes an alkyl group having 1-22 carbon atoms, respectively, and n denotes an integer of 1-30, and a component (B) having a trialkoxysilyl group, which forms a layer.Type: GrantFiled: November 9, 2017Date of Patent: March 21, 2023Assignees: THE UNIVERSITY OF TOYAMA, OSAKA ORGANIC CHEMICAL INDUSTRY CO., LTD.Inventors: Hiromi Kitano, Tadashi Nakaji, Yoshiyuki Saruwatari, Kazuyoshi Matsuoka
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Patent number: 5753370Abstract: An artificial snowseed in the form of granules of a super water-absorbing polymer already coated with a fluorine-containing material and/or a silicone oil. The granules can retain the original spherical form after absorption of water without sticking to each other. Further the present invention provides a method for making artificial snow comprising freezing the above artificial snowseed after absorption of water.Type: GrantFiled: February 26, 1996Date of Patent: May 19, 1998Assignees: Osaka Organic Chemical Industry Co., Ltd., Snova Corp.Inventors: Taiji Kambayashi, Hideyuki Mekata, Hiroaki Umezu, Hiroshi Matsunaga
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Patent number: 5660935Abstract: An artificial snowseed in the form of granules of a super water-absorbing polymer already coated with a fluorine-containing material and/or a silicone oil. The granules can retain the original spherical form after absorption of water without sticking to each other. Further the present invention provides a method for making artificial snow comprising freezing the above artificial snowseed after absorption of water.Type: GrantFiled: March 17, 1995Date of Patent: August 26, 1997Assignees: Osaka Organic Chemical Industry Co., Ltd., Snova CorporationInventors: Taiji Kambayashi, Hideyuki Mekata, Hiroaki Umezu, Hiroshi Matsunaga
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Patent number: 5632152Abstract: Artificial snow granule in granule form comprising a super absorbent polymer in granule form as a nucleus and an ice layer surrounding the nucleus is provided here. An aggregate form is provided by linkage of adjacent ice layers and/or granules. Further, a snow granule quality improver is provided. A method for making the above-mentioned snow granule in a granule or an aggregate form is also provided here.Type: GrantFiled: May 18, 1995Date of Patent: May 27, 1997Assignees: Miura Dolphins Co., Ltd., Tonen Corporation, Osaka Organic Chemical Industry Co., Ltd., Tonen Chemical Corporation, Sanyo Electric Co., Ltd., Masahisa OhtsukaInventors: Yuichiro Miura, Kazuo Hirano, Takayuki Nate, Taiji Kambayashi, Masahisa Ohtsuka, Toshitake Nagai
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Patent number: 5556671Abstract: Artificial snow granule in granule form comprising a super adsorbent polymer in granule form as a nucleus and an ice layer surrounding the nucleus is provided here. An aggregate form is provided by linkage of adjacent ice layers and/or granules. Further, a snow granule quality improver is provided. A method for making the above-mentioned snow granule in a granule or an aggregate form is also provided here.Type: GrantFiled: March 15, 1995Date of Patent: September 17, 1996Assignees: Miura Dolphins Co., Ltd., Tonen Corporation, Osaka Organic Chemical Industry Co., Ltd., Tonen Chemical Corporation, Sanyo Electric Co., Ltd., Masahisa OhtsukaInventors: Yuichiro Miura, Kazuo Hirano, Takayuki Nate, Taiji Kambayashi, Masahisa Ohtsuka, Toshitake Nagai
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Patent number: 5489625Abstract: A dental adhesive coating base composition comprising a copolymer represented by formula (I) or (II) in an amount of from 5 to 40 wt % based on the total amounts of the composition; and an oral composition comprising at least one of a copolymer represented by formula (I) and a copolymer represented by formula (II) in an amount of from 5 to 40 wt % based on the total amount of the composition, at least one of a phosphoric acid and tartaric acid present in an amount effective to increase the solubility of fluoride in the composition, up to an amount of 6 wt % or less based on the total amount of the composition; a fluorine-containing compound in an amount effective for dental caries prevention; and a volatile nonaqueous solvent are disclosed: ##STR1## wherein R.sup.11 represents an alkyl group having from 1 to 10 carbon atoms; R.sup.12 represents a lower alkyl group having from 1 to 2 carbon atoms, provided that three R.sup.12 groups must be the same; R.sup.13, R.sup.14, R.sup.15, R.sup.16 and R.sup.Type: GrantFiled: November 25, 1992Date of Patent: February 6, 1996Assignees: Sunstar Kabushiki Kaisha, Osaka Organic Chemical Industries Co., Ltd.Inventors: Yutaka Moriwaki, Yujiro Uchiyama, Akio Tani, Shigeaki Matsumoto, Hiroshi Furumichi, Takao Makishima, Kiyoshi Maekawa
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Patent number: 5436039Abstract: Artificial snow granule in granule form comprising a super absorbent polymer in granule form as a nucleus and an ice layer surrounding the nucleus is provided here. An aggregate form is provided by linkage of adjacent two ice layers and/or two granules. Further, a snow granule quality improver is provided. A method for making the above-mentioned snow granule in granule or an aggregate form is also provided here.Type: GrantFiled: August 30, 1993Date of Patent: July 25, 1995Assignees: Miura Dolphins, Co., Ltd., Tonen Corporation, Osaka Organic Chemical Industry Co., Ltd., Tonen Chemical Corp., Sanyo Electric Co., Ltd., Ohtsuka, Masahisa, OhizumimachiInventors: Yuichiro Miura, Kazuo Hirano, Takayuki Nate, Taiji Kambayashi, Masahisa Ohtsuka, Toshitake Nagai
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Patent number: 5266367Abstract: Artificial snow granule in granule form comprising a super absorbent polymer in granule form as a nucleus and an ice layer surrounding the nucleus is provided here.Artificial snow granule in an aggregate form of snow granule granules comprising super absorbent polymer in granule form as nucleus and ice layers surrounded the nucleus wherein said aggregate form is caused by a linkage of the adjacent ice layers and/or granules.Further, a snow granule quality improver is provided.A method for making the above-mentioned snow granule in granule or an aggregate form is also provided here.Type: GrantFiled: January 31, 1991Date of Patent: November 30, 1993Assignees: Miura Dolphins Co., Ltd., Tonen Corporation, Osaka Organic Chemical Industry Co., Ltd., Tonen Chemical Corp., Sanyo Electric Co., Ltd., Masahisa OhtsukaInventors: Yuichiro Miura, Kazuo Hirano, Takayuki Nate, Taiji Kambayashi, Masahisa Ohtsuka, Toshitake Nagai
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Patent number: 5261245Abstract: A method for easily making an ice slab serving as the foundation of an artificial snow skiing field and artificial snow whose upper layer is powdery by flooding aqueous slurry made by adding water to granular wet water absorbent polymer on a slope of a natural skiing field or a slant or horizontal surface of a natural skiing field or indoor artificial snow skiing field equipped with a cooling system, obtaining the deposit layer of the granular wet water absorbent polymer in which water is separated from the slurry and freezing the deposit layer.Type: GrantFiled: February 28, 1992Date of Patent: November 16, 1993Assignees: Miura Dolphins Co., Ltd., Tonen Corporation, Osaka Organic Chemical Industry Co., Ltd., Tonen Chemical Corp., Sanyo Electric Co., Ltd., Ohtsuka, MasahisaInventors: Haruhiko Tanaka, Taiji Kambayashi, Yasumasa Sugiyama, Toshitake Nagai, Koiti Nagata, Kohei Kubota, Kazuo Hirano
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Patent number: 5136849Abstract: A snow composition is here provided which comprises ofabout 100 parts by weight of snow selected from the group comprising of natural snow, artificial snow made by a snow machine, and icy snow made by shattering ice blocks to fragments andabout 0.1 to about 10.0 parts by weight of a super absorbent polymer in granule form having an average particle size of about 20 to about 500 .mu.m before water absorption.A method for making artificial snow is also provided here.Type: GrantFiled: January 31, 1991Date of Patent: August 11, 1992Assignees: Miura Dolphins Co., Ltd., Tonen Corporation, Osaka Organic Chemical Industry Co., Ltd., Tonen Chemical Corp., Sanyo Electric Co., Ltd.Inventors: Yuichiro Miura, Kazuo Hirano, Takayuki Nate, Taiji Kambayashi, Masahisa Ohtsuka, Toshitake Nagai