Katsumasa Tanaka

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for heat stabilizing oxymethylene copolymers
- Patent number 4,366,305
- Issue date Dec 28, 1982
- Mitsubishi Gas Chemical Company, Inc.
- Akira Amemiya
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for continuously polymerizing trioxane
- Patent number 4,343,929
- Issue date Aug 10, 1982
- Mitsubishi Gas Chemical Co., Inc.
- Akitoshi Sugio
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for continuous production of oxymethylene polymer or copolymer
- Patent number 4,339,569
- Issue date Jul 13, 1982
- Mitsubishi Gas Chemical Co., Inc.
- Akitoshi Sugio
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for stabilizing oxymethylene copolymers
- Patent number 4,301,273
- Issue date Nov 17, 1981
- Mitsubishi Gas Chemical Company, Inc.
- Akitoshi Sugio
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for mixing raw materials for producing oxymethylene copolymers
- Patent number 4,224,435
- Issue date Sep 23, 1980
- Mitsubishi Gas Chemical Company, Inc.
- Akitoshi Sugio
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for polymerizing trioxane
- Patent number 4,189,565
- Issue date Feb 19, 1980
- Mitsubishi Gas Chemical Company, Inc.
- Akitoshi Sugio
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for continuous production of oxymethylene polymers
- Patent number 4,115,369
- Issue date Sep 19, 1978
- Mitsubishi Gas Chemical Company, Inc.
- Akitoshi Sugio
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Katsumasa Tanaka

Person

Patents Grantslast 30 patents

Process for heat stabilizing oxymethylene copolymers

Process for continuously polymerizing trioxane

Process for continuous production of oxymethylene polymer or copolymer

Process for stabilizing oxymethylene copolymers

Method for mixing raw materials for producing oxymethylene copolymers

Process for polymerizing trioxane

Process for continuous production of oxymethylene polymers