Zhen Wang

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Yantai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Polyurethane or polyurethane-urea aqueous dispersion, preparation m...
- Patent number 11,118,000
- Issue date Sep 14, 2021
- Wanhua Chemical Group Co., Ltd.
- Xueshun Ji
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Polyisocyanate modified with sulphamic acid, preparation method the...
- Patent number 9,975,985
- Issue date May 22, 2018
- Wanhua Chemical Group Co., Ltd.
- Xueshun Ji
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
POLYURETHANE OR POLYURETHANE-UREA AQUEOUS DISPERSION, PREPARATION M...
- Publication number 20190322793
- Publication date Oct 24, 2019
- WANHUA CHEMICAL GROUP CO., LTD.
- Xueshun JI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
POLYISOCYANATE MODIFIED WITH SULPHAMIC ACID, PREPARATION METHOD THE...
- Publication number 20160280836
- Publication date Sep 29, 2016
- WANHUA CHEMICAL GROUP CO., LTD.
- Xueshun Ji
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...