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William Robert Proops
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Claymont, DE, US
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last 30 patents
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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-...