Phenol-aldehyde condensation polymers

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Patents Grantslast 30 patents

Information Patent Grant
Sequential treatment with aqueous sulfonated aromatic polymer and a...
- Patent number 10,604,702
- Issue date Mar 31, 2020
- Dow Global Technologies LLC
- Wanglin Yu
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
3696622
- Patent number 3,696,622
- Issue date Oct 10, 1972
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
3332245
- Patent number 3,332,245
- Issue date Jul 25, 1967
- E21 - EARTH DRILLING MINING
Information Patent Grant
2527581
- Patent number 2,527,581
- Issue date Oct 31, 1950
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
2473326
- Patent number 2,473,326
- Issue date Jun 14, 1949
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES