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Chiba, JP
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last 30 patents
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Patent Grant
Continuous mass polymerization process for making styrene copolymers
Patent number
5,194,525
Issue date
Mar 16, 1993
Dainippon Ink and Chemicals, Inc.
Yoshikiyo Miura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Devolatilization of liquid composition containing polymer and volat...
Patent number
5,024,728
Issue date
Jun 18, 1991
Dainippon Ink and Chemicals, Inc.
Tsuyoshi Morita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing high impact styrene resin by continuous bulk...
Patent number
4,952,627
Issue date
Aug 28, 1990
Dainippon Ink & Chemicals, Inc.
Tsuyoshi Morita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Production of styrene resins by continuous bulk polymerization
Patent number
4,948,847
Issue date
Aug 14, 1990
Dainippon Ink and Chemicals, Inc.
Tsuyoshi Morita
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Process for producing styrene/(meth)acrylic acid copolymer
Patent number
4,937,298
Issue date
Jun 26, 1990
Dainippon Ink and Chemicals, Inc.
Yoshikiyo Miura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for producing thermoplastic resin foam
Patent number
4,596,832
Issue date
Jun 24, 1986
Dainippon Ink and Chemicals, Inc.
Nagao Ariga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic resin composition having improved weld strength
Patent number
4,456,732
Issue date
Jun 26, 1984
Dainippon Ink and Chemicals, Inc.
Junji Nambu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic resin composition
Patent number
4,351,920
Issue date
Sep 28, 1982
Dainippon Ink and Chemicals, Inc.
Nagao Ariga
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...