William Robert Proops

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Claymont, DE, US

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Patents Grantslast 30 patents

Information Patent Grant
Copolymers of cyclic vinyl ethers and cyclic acetals
- Patent number 4,009,129
- Issue date Feb 22, 1977
- Union Carbide Corporation
- Anthony Joseph Papa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyurethanes containing brominated cycloaliphatic ester polyols
- Patent number 3,981,827
- Issue date Sep 21, 1976
- Union Carbide Corporation
- Anthony Joseph Papa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyurethanes containing halo-aryl amide-ester polyols
- Patent number 3,974,109
- Issue date Aug 10, 1976
- Union Carbide Corporation
- Anthony Joseph Papa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...