Assignee
WITCO CORP
US·149 granted patents·3,537 citations·filing 1985–1999
Top patents by PatentIndex Score
149 records- 0198US5981681ASilicone aminopolyalkyleneoxide block copolymersWITCO CORP·Filed 1998·Granted Nov 9, 1999·250 cites·18 claims
- 0298US5674832ACationic compositions containing diol and/or diol alkoxylateWITCO CORP·Filed 1995·Granted Oct 7, 1997·170 cites·12 claims
- 0395US5338467ASulfonate grease improvementWITCO CORP·Filed 1993·Granted Aug 16, 1994·89 cites·9 claims
- 0495US4644030AAqueous polyurethane - polyolefin compositionsWITCO CORP·Filed 1985·Granted Feb 17, 1987·188 cites·19 claims
- 0594US5990257AProcess for producing prepolymers which cure to improved sealants, and products formed therebyWITCO CORP·Filed 1998·Granted Nov 23, 1999·211 cites·18 claims
- 0694US5308514ASulfonate greasesWITCO CORP·Filed 1993·Granted May 3, 1994·100 cites·14 claims
- 0792US6001946ACurable silane-encapped compositions having improved performancesWITCO CORP·Filed 1997·Granted Dec 14, 1999·73 cites·48 claims
- 0890US5049311AAlkoxylated alkyl substituted phenol sulfonates compounds and compositions, the preparation thereof and their use in various applicationsWITCO CORP·Filed 1990·Granted Sep 17, 1991·45 cites·6 claims
- 0990US4617135AProcess for the preparation of overbased magnesium sulfonatesWITCO CORP·Filed 1985·Granted Oct 14, 1986·44 cites·18 claims
- 1089US5696291ACationic polyurethane compositions, quaternary ammonium salts and methods for their preparationWITCO CORP·Filed 1996·Granted Dec 9, 1997·30 cites·2 claims
- 1189US4597880AOne-step process for preparation of overbased calcium sulfonate greases and thickened compositionsWITCO CORP·Filed 1985·Granted Jul 1, 1986·57 cites·14 claims
- 1288US6005027AStable silane compositions on silica carrierWITCO CORP·Filed 1996·Granted Dec 21, 1999·68 cites·64 claims
- 1388US5399746ADiquaternary bleach activators and compositions containing themWITCO CORP·Filed 1994·Granted Mar 21, 1995·43 cites·11 claims
- 1488US4888136ANew flame retardant compositions of matter and cellulosic products containing sameWITCO CORP·Filed 1988·Granted Dec 19, 1989·86 cites·37 claims
- 1587US5986022AContinuous manufacture of silicone coploymersWITCO CORP·Filed 1998·Granted Nov 16, 1999·45 cites·22 claims
- 1687US5753079AObtaining enhanced paper production using cationic compositions containing diol and/or diol alkoxylateWITCO CORP·Filed 1996·Granted May 19, 1998·68 cites·23 claims
- 1786US5986122ATreatment of polyethers prior to hydrosilylationWITCO CORP·Filed 1997·Granted Nov 16, 1999·45 cites·19 claims
- 1886US5118444AAqueous agricultural compositions exhibiting reduced irritation and corrosionWITCO CORP·Filed 1991·Granted Jun 2, 1992·42 cites·13 claims
- 1985US6211345B1Synthesis of cyclic sulfur silanesWITCO CORP·Filed 1999·Granted Apr 3, 2001·36 cites·10 claims
- 2085US5866030AEnhanced hydrocarbon lubricants for use with immiscible refrigerantsWITCO CORP·Filed 1997·Granted Feb 2, 1999·53 cites·17 claims
- 2185US5225108APolymer stabilizer and polymer composition stabililzed therewithWITCO CORP·Filed 1991·Granted Jul 6, 1993·33 cites·7 claims
- 2285US5057622A3-alkylthiopropionic acids and derivativesWITCO CORP·Filed 1990·Granted Oct 15, 1991·26 cites·13 claims
- 2384US5034443APolymer stabilizer and polymer composition stabilized therewithWITCO CORP·Filed 1990·Granted Jul 23, 1991·31 cites·25 claims
- 2484US5015777AProcess for the preparation of aromatic beta-diketonesWITCO CORP·Filed 1989·Granted May 14, 1991·44 cites·20 claims
- 2582US5981674ASilane, free radical generator, amine blends for crosslinking of olefin polymersWITCO CORP·Filed 1996·Granted Nov 9, 1999·43 cites·10 claims
- 2682US5948927ABis-silyl tertiary aminesWITCO CORP·Filed 1998·Granted Sep 7, 1999·29 cites·20 claims
- 2782US5491187APlastic compositions with antistatic propertiesWITCO CORP·Filed 1995·Granted Feb 13, 1996·40 cites·8 claims
- 2882US4729791ACorrosion-inhibiting coating compositions for metalsWITCO CORP·Filed 1985·Granted Mar 8, 1988·50 cites·23 claims
- 2980US5792383AReduction of enterfacial tension between hydrocarbon lubricant and immiscible liquid refrigerantWITCO CORP·Filed 1994·Granted Aug 11, 1998·34 cites·16 claims
- 3079US5985955AHypoallergenic coating composition for latex rubber glovesWITCO CORP·Filed 1997·Granted Nov 16, 1999·43 cites·20 claims
- 3179US5756570AElectrical grade polyvinyl chloride resin composition stabilized with a non-lead stabilizerWITCO CORP·Filed 1997·Granted May 26, 1998·33 cites·20 claims
- 3278US5696292AProcess for producing quarternary ammonium compoundsWITCO CORP·Filed 1995·Granted Dec 9, 1997·25 cites·40 claims
- 3378US4824584AOne-step process for preparation of thixotropic overbased calcium sulfonate complex thickened compositionsWITCO CORP·Filed 1987·Granted Apr 25, 1989·39 cites·23 claims
- 3477US5998540APolyurethane dispersions useful for preparing thin wall articlesWITCO CORP·Filed 1998·Granted Dec 7, 1999·38 cites·20 claims
- 3577US5746909AProcess for extracting tar from tarsandWITCO CORP·Filed 1996·Granted May 5, 1998·69 cites·15 claims
- 3675US6221954B1Cationic polyurethane compositions, quaternary ammonium salts and methods for their preparationWITCO CORP·Filed 1995·Granted Apr 24, 2001·25 cites·9 claims
- 3774US6323277B1Bridged silicone oligomers and curable compositions containing sameWITCO CORP·Filed 1999·Granted Nov 27, 2001·21 cites·20 claims
- 3873US6107259AOil soluble calcite overbased detergents and engine oils containing sameWITCO CORP·Filed 1998·Granted Aug 22, 2000·30 cites·40 claims
- 3972US5654464AOrganic peroxide stabilization with cyclic α-diketone compoundsWITCO CORP·Filed 1996·Granted Aug 5, 1997·14 cites·16 claims
- 4072US5300549APolyolefin compositions and method and compositions for their preparationWITCO CORP·Filed 1991·Granted Apr 5, 1994·17 cites·7 claims
- 4172US5198486AS-alkylthiopropionic acids and derivativesWITCO CORP·Filed 1991·Granted Mar 30, 1993·12 cites·4 claims
- 4271US5102933APolyvinylchloride composition and stabilizers thereforWITCO CORP·Filed 1990·Granted Apr 7, 1992·17 cites·20 claims
- 4371US5055606AAlkylthiopropionic pentaerythritol esters and solvent refining thereofWITCO CORP·Filed 1990·Granted Oct 8, 1991·12 cites·15 claims
- 4470US5157147AMethod for preparing mercaptopropionic acid estersWITCO CORP·Filed 1990·Granted Oct 20, 1992·15 cites·21 claims
- 4569US5939574AAminosiloxanes with 4-amino-3,3-dialkylbutyl groupsWITCO CORP·Filed 1998·Granted Aug 17, 1999·13 cites·20 claims
- 4669US4892854ADispersions and the preparation of foamed resins therefromWITCO CORP·Filed 1989·Granted Jan 9, 1990·22 cites·27 claims
- 4769US4690785ALow water neutralization to produce a highly active alkaryl sulfonateWITCO CORP·Filed 1986·Granted Sep 1, 1987·14 cites·14 claims
- 4868US5998331AOrganoamine siloxane alkoxylate surfactantsWITCO CORP·Filed 1997·Granted Dec 7, 1999·25 cites·22 claims
- 4968US5716498AProcess for softening paper in manufactureWITCO CORP·Filed 1996·Granted Feb 10, 1998·34 cites·7 claims
- 5068US5057567AMixed 3-alkylthiopropionic acid esters with pentaerythritolWITCO CORP·Filed 1990·Granted Oct 15, 1991·11 cites·14 claims
Showing the top 50 of 149 patent records by PatentIndex Score.
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