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Tohru Hanari
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Ichiharashi, JP
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last 30 patents
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Patent Grant
Highly crystalline polypropylene
Patent number
4,981,938
Issue date
Jan 1, 1991
Chisso Corporation
Tohru Hanari
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preactivated catalyst for producing .alpha.-olefin polymers
Patent number
4,514,513
Issue date
Apr 30, 1985
Chisso Corporation
Akihiro Sato
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing terpolymers of propylene, ethylene and anothe...
Patent number
4,483,971
Issue date
Nov 20, 1984
Chisso Corporation
Akihiro Sato
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing .alpha.-olefin polymers
Patent number
4,420,593
Issue date
Dec 13, 1983
Chisso Corporation
Akihiro Sato
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing .alpha.-olefin polymers
Patent number
4,368,304
Issue date
Jan 11, 1983
Chisso Corporation
Akihiro Sato
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing .alpha.-olefin polymers
Patent number
4,309,521
Issue date
Jan 5, 1982
Chisso Corporation
Akihiro Sato
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...