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Surfactants
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Patent number 6,841,655
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Issue date Jan 11, 2005
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Asahi Denka Co., Ltd.
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Tetsuya Gota
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Viscosity conditioner
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Patent number 5,977,398
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Issue date Nov 2, 1999
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Asahi Denka Kogyo K.K.
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Kaoru Komiya
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Compound and surfactant
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Patent number 5,929,290
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Issue date Jul 27, 1999
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Asahi Denka Kogyo K.K.
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Kaoru Komiya
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C07 - ORGANIC CHEMISTRY
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