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Nobumasa Kita
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Ichihara, JP
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last 30 patents
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Patent Grant
Composition of polybutene-1 and a process for preparing same
Patent number
5,237,013
Issue date
Aug 17, 1993
Idemitsu Petrochemical Company Limited
Masatoshi Toda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Butene-1 copolymer composition
Patent number
5,202,370
Issue date
Apr 13, 1993
Idemitsu Petrochemical Co., Ltd.
Takashi Yamawaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...