Yong Chang

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Asan-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Polysilazane, method of synthesizing polysilazane, composition for...
- Patent number 7,989,257
- Issue date Aug 2, 2011
- Korea Kumho Petrochemical Co., Ltd.
- Joo Hyeon Park
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
POLYSILAZANE, METHOD OF SYNTHESIZING POLYSILAZANE, COMPOSITION FOR...
- Publication number 20100112749
- Publication date May 6, 2010
- Joo Hyeon Park
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...