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Method of producing a polyether prepolymer
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Patent number 4,792,603
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Issue date Dec 20, 1988
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Sumitomo Chemical Co., Ltd.
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Takeo Saegusa
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Polymer compositions
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Patent number 4,585,835
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Issue date Apr 29, 1986
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Unitika Ltd.
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Takeo Saegusa
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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Block copolymer
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Patent number 4,540,747
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Issue date Sep 10, 1985
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Sumitomo Chemical Company, Limited
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Takeo Saegusa
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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