Zhen Tang

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polylactic acid and manufacturing process thereof
- Patent number 8,304,490
- Issue date Nov 6, 2012
- Teijin Limited
- Yoshiharu Kimura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing polylactic acid block copolymer
- Patent number 8,211,986
- Issue date Jul 3, 2012
- Musashino Chemical Laboratory, Ltd.
- Yuka Komazawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING POLYLACTIC ACID BLOCK COPOLYMER
- Publication number 20100324229
- Publication date Dec 23, 2010
- Musashino Chemical Laboratory, Ltd.
- Yuka Komazawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyactic Acid and Manufacturing Process Thereof
- Publication number 20080039579
- Publication date Feb 14, 2008
- TEIJIN LIMITED
- Yoshiharu Kimura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...