Tutomu Iwatani

Person

Takaishi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Syndiotactic polypropylene copolymer and extruded polypropylene art...
- Patent number 6,255,425
- Issue date Jul 3, 2001
- Mitsui Chemicals, Inc.
- Tadashi Asanuma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Metallocene-catalyzed olefin polymerization in the absence of alumi...
- Patent number 6,121,394
- Issue date Sep 19, 2000
- Mitsui Chemicals, Inc.
- Ryuichi Sugimoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymeric insulating material and formed article making use of the...
- Patent number 5,573,840
- Issue date Nov 12, 1996
- Mitsui Toatsu Chemicals, Inc.
- Takeo Inoue
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymeric insulating material and formed article making use of the...
- Patent number 5,476,709
- Issue date Dec 19, 1995
- Mitsui Toatsu Chemicals, Inc.
- Takeo Inoue
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation process of syndiotactic polyproplene
- Patent number 5,428,127
- Issue date Jun 27, 1995
- Mitsui Toatsu Chemicals, Incorporated
- Tadashi Asanuma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polypropylene resin compositions of high syndiotacticity and prepar...
- Patent number 5,314,956
- Issue date May 24, 1994
- Mitsui Toatsu Chemicals, Incorporated
- Tadashi Asanuma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Butene-1 copolymers and resin compositions containing the same
- Patent number 5,266,641
- Issue date Nov 30, 1993
- Mitsui Toatsu Chemicals, Inc.
- Tadashi Asanuma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Propylene copolymer
- Patent number 5,219,968
- Issue date Jun 15, 1993
- Mitsui Toatsu Chemicals, Inc.
- Tetsunosuke Shiomura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polypropylene resin compositions of high syndiotacticity and prepar...
- Patent number 5,212,247
- Issue date May 18, 1993
- Mitsui Toatsu Chemicals, Inc.
- Tadashi Asanuma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Butene-1 copolymer and resin composition containing the same
- Patent number 5,206,324
- Issue date Apr 27, 1993
- Mitsui Toatsu Chemicals, Inc.
- Tadashi Asanuma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for preparing block copolymers of propylene
- Patent number 5,175,208
- Issue date Dec 29, 1992
- Mitsui Toatsu Chemicals, Inc.
- Tadashi Asanuma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolymer of propylene and butene-1
- Patent number 5,169,924
- Issue date Dec 8, 1992
- Mitsui Toatsu Chemicals, Incorporated
- Tadashi Asanuma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymer of 4-methylpentene-1
- Patent number 5,157,092
- Issue date Oct 20, 1992
- Mitsui Toatsu Chemicals, Incorporated
- Tadashi Asanuma
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Tutomu Iwatani

Person

Patents Grantslast 30 patents

Syndiotactic polypropylene copolymer and extruded polypropylene art...

Metallocene-catalyzed olefin polymerization in the absence of alumi...

Polymeric insulating material and formed article making use of the...

Polymeric insulating material and formed article making use of the...

Preparation process of syndiotactic polyproplene

Polypropylene resin compositions of high syndiotacticity and prepar...

Butene-1 copolymers and resin compositions containing the same

Propylene copolymer

Polypropylene resin compositions of high syndiotacticity and prepar...

Butene-1 copolymer and resin composition containing the same

Method for preparing block copolymers of propylene

Copolymer of propylene and butene-1

Polymer of 4-methylpentene-1