Donald A. Maass

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Midland, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Transparent blends of polymethylmethacrylate and certain styrene co...
- Patent number 4,508,871
- Issue date Apr 2, 1985
- The Dow Chemical Company
- Henno Keskkula
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Blends of grafted acrylate polymers and mass-made ABS-type resins
- Patent number 4,460,744
- Issue date Jul 17, 1984
- The Dow Chemical Company
- Henno Keskkula
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Acrylate-grafted elastomers as polymer modifiers
- Patent number 4,366,289
- Issue date Dec 28, 1982
- The Dow Chemical Company
- Henno Keskkula
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...