Chengjun WANG

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Dongying, Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Coated rubber particle, its preparation and application thereof
- Patent number 12,291,668
- Issue date May 6, 2025
- China Petroleum and Chemical Corporation
- Gongrang Li
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Coated Rubber Particle, Its Preparation and Application Thereof
- Publication number 20230242804
- Publication date Aug 3, 2023
- China Petroleum and Chemical Corporation
- Gongrang LI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Cyclic Thioether Compound, Vegetable Oil Composition Containing the...
- Publication number 20230141112
- Publication date May 11, 2023
- China Petroleum and Chemical Corporation
- Gongrang LI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...