P

Inventor

SCHIRMANN PETER J

US21 patents
⚠️ This page may combine multiple inventors who share the name “SCHIRMANN PETER J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CIBA GEIGY CORP

14 patents
US5145893ASep 8, 1992

Non-migrating 1-hydrocarbyloxy hindered amine derivatives as polymer stabilizers

CIBA GEIGY CORP73 citations96
US5112890AMay 12, 1992

Stabilization of acid catalyzed thermoset resins

CIBA GEIGY CORP113 citations94
US5442071AAug 15, 1995

Non-migrating 1-hydrocarbyloxy hindered amine derivatives as polymer stabilizers

CIBA GEIGY CORP20 citations92
US5290888AMar 1, 1994

Process for stabilizing ethylenically unsaturated compounds and stabilized monomer compositions

CIBA GEIGY CORP65 citations92
US4983737AJan 8, 1991

Ethylenically unsaturated compounds containing 1-hydrocarbyloxy-2,2,6,6-tetramethylpiperidine moieties, and polymers, copolymers and stabilized compositions

CIBA GEIGY CORP27 citations92
US4707432ANov 17, 1987

Ferrocenium/alpha-cleavage photoinitiator systems for free radical polymerizable compositions

CIBA GEIGY CORP76 citations92
US5286865AFeb 15, 1994

Non-migrating 1-hydrocarbyloxy hindered amine derivatives as polymer stabilizers

CIBA GEIGY CORP18 citations82
US5574162ANov 12, 1996

Non-migrating 1-hydrocarbyloxy hindered amine derivatives as polymer stabilizers

CIBA GEIGY CORP8 citations74
US5359069AOct 25, 1994

Non-migrating 1-hydrocarbyloxy hindered amine derivatives as polymer stabilizers

CIBA GEIGY CORP9 citations74
US5204422AApr 20, 1993

Peroxide free radical initiators containing hindered amine moieties with low basicity

CIBA GEIGY CORP10 citations74
US5140081AAug 18, 1992

Peroxide free radical initiators containing hindered amine moieties with low basicity

CIBA GEIGY CORP8 citations74
US5051511ASep 24, 1991

Peroxide free radical initiators containing hindered amine moieties with low basicity

CIBA GEIGY CORP10 citations74
US5077340ADec 31, 1991

Ethylenically unsaturated compounds containing 1-hydrocarbyloxy-2,2,6,6-tetramethylpiperidine moieties, and polymers, copolymers and stabilized compositions

CIBA GEIGY CORP11 citations73
US5047489ASep 10, 1991

Ethylenically unsaturated compounds containing 1-hydrocarbyloxy-2,2,6,6-tetramethylpiperidine moieties, and polymers, copolymers and stabilized compositions

CIBA GEIGY CORP13 citations73

AMERICAN CYANAMID CO

7 patents