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Process for producing a copolymer
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Patent number 5,980,790
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Issue date Nov 9, 1999
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Mitsubishi Gas Chemical Company, Inc.
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Shojiro Kuwahara
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Process for preparing polymer
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Patent number 5,804,676
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Issue date Sep 8, 1998
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Mitsubishi Gas Chemical Company, Inc.
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Shinichi Hieda
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Process for purifying polymer
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Patent number 5,708,133
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Issue date Jan 13, 1998
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Mitsubishi Gas Chemical Company, Inc.
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Yasushi Higuchi
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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