Petrus Johannes Harbers

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Silicone free defoamer for solvent based coatings
- Patent number 8,309,648
- Issue date Nov 13, 2012
- BASF SE
- Weiqiu Hu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
SILICONE FREE DEFOAMER FOR SOLVENT BASED COATINGS
- Publication number 20110166284
- Publication date Jul 7, 2011
- BASF SE
- Weiqiu Hu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
NITROCELLULOSE BASED DISPERSANT
- Publication number 20100184886
- Publication date Jul 22, 2010
- Huiguang Kou
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...