Assignee
WITCO VINYL ADDITIVES GMBH
US·13 granted patents·309 citations·filing 1996–2000
Top patents by PatentIndex Score
13 records- 0191US5969015AMonomeric and oligomeric bisphosphites as stabilisers for polyvinyl chlorideWITCO VINYL ADDITIVES GMBH·Filed 1997·Granted Oct 19, 1999·59 cites·43 claims
- 0290US6194494B1Stabiliser combinations for chlorine-containing polymersWITCO VINYL ADDITIVES GMBH·Filed 1998·Granted Feb 27, 2001·51 cites·12 claims
- 0385US6084013AStabilizer system for chlorine-containing polymersWITCO VINYL ADDITIVES GMBH·Filed 1999·Granted Jul 4, 2000·42 cites·11 claims
- 0474US6174941B1NH2-modified 6-aminouracils as stabilizers for halogenated polymersWITCO VINYL ADDITIVES GMBH·Filed 1999·Granted Jan 16, 2001·25 cites·24 claims
- 0572US6232375B14-aminopyrimidinones and oxazolidino-4-aminopyrimidinones, process for their preparation and their use for stabilizing halogen-containing polymersWITCO VINYL ADDITIVES GMBH·Filed 2000·Granted May 15, 2001·8 cites·20 claims
- 0671US6156830A5-substituted 6-aminouracils as stabilizers for halogenated polymersWITCO VINYL ADDITIVES GMBH·Filed 1999·Granted Dec 5, 2000·23 cites·22 claims
- 0770US6136900AStabilized polyvinyl chlorideWITCO VINYL ADDITIVES GMBH·Filed 1998·Granted Oct 24, 2000·23 cites·17 claims
- 0869US6013703AStabilizer combination for chlorine-containing polymersWITCO VINYL ADDITIVES GMBH·Filed 1997·Granted Jan 11, 2000·23 cites·14 claims
- 0962US6211270B1Cyanoacetylureas for stabilizing halogenated polymersWITCO VINYL ADDITIVES GMBH·Filed 1999·Granted Apr 3, 2001·15 cites·20 claims
- 1061US6274654B11,3-Disubstituted 6-aminouracils for stabilizing halogenated polymersWITCO VINYL ADDITIVES GMBH·Filed 1999·Granted Aug 14, 2001·15 cites·5 claims
- 1155US5985964AStabilized polyvinyl chloride containing recycled materialWITCO VINYL ADDITIVES GMBH·Filed 1996·Granted Nov 16, 1999·11 cites·2 claims
- 1250US6310128B1Halogen-containing polymers provided with an antistatic agentWITCO VINYL ADDITIVES GMBH·Filed 1996·Granted Oct 30, 2001·10 cites·16 claims
- 1350US6002004APyrrolodiazine derivatives as stabilizers for chilorine-containing polymersWITCO VINYL ADDITIVES GMBH·Filed 1998·Granted Dec 14, 1999·4 cites·4 claims
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