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Brevets

Référencé par

Brevet citant Date de dépôt Date de délivrance Cessionnaire d'origine Titre
US44710919 août 198211 sept. 1984The Lubrizol CorporationCombinations of carboxylic acylating agents substituted with olefin polymers of high and low molecular weight mono-olefins, derivatives thereof, and fuels and lubricants containing same
US44865739 août 19824 déc. 1984The Lubrizol CorporationCarboxylic acylating agents substituted with olefin polymers of high molecular weight mono-olefins, derivatives thereof, and fuels and lubricants containing same
US44891949 août 198218 déc. 1984The Lubrizol CorporationCarboxylic acylating agents substituted with olefin polymers of high/low molecular weight mono-olefins, derivatives thereof, and fuels and lubricants containing same
US45644609 août 198214 janv. 1986The Lubrizol CorporationHydrocarbyl-substituted carboxylic acylating agent derivative containing combinations, and fuels containing same
US457552612 mars 198511 mars 1986The Lubrizol CorporationHydrocarbyl substituted carboxylic acylaging agent derivative containing combinations, and fuels containing same
US459666319 oct. 198424 juin 1986The Lubrizol CorporationCarboxylic acylating agents substituted with olefin polymers of high molecular weight mono-olefins, derivatives thereof, and fuels and lubricants containing same
US461334216 oct. 198523 sept. 1986The Lubrizol CorporationHydrocarbyl substituted carboxylic acylating agent derivative containing combinations, and fuels containing same
US46953904 janv. 198522 sept. 1987The Lubrizol CorporationReaction product of polyalrylene-substituted polycarboxylic acid acylating agent, polyamine and sulfolene as a dispersant
US504162228 nov. 199020 août 1991The Lubrizol CorporationThree-step process for making substituted carboxylic acids and derivatives thereof
US562943425 sept. 199513 mai 1997Exxon Chemical Patents IncFunctionalization of polymers based on Koch chemistry and derivatives thereof
US564385917 juin 19941 juil. 1997Exxon Chemical Patents Inc.Derivatives of polyamines with one primary amine and secondary of tertiary amines
US564633217 juin 19948 juil. 1997Exxon Chemical Patents Inc.Batch Koch carbonylation process
US565053617 juin 199422 juil. 1997Exxon Chemical Patents Inc.Continuous process for production of functionalized olefins
US56987226 juin 199516 déc. 1997Exxon Chemical Patents Inc.Functionalization of polymers based on Koch chemistry and derivatives thereof
US570325616 déc. 199630 déc. 1997Exxon Chemical Patents Inc.Functionalization of polymers based on Koch chemistry and derivatives thereof
US57170396 juin 199510 févr. 1998Exxon Chemical Patents Inc.Functionalization of polymers based on Koch chemistry and derivatives thereof
US576704615 mai 199716 juin 1998Exxon Chemical CompanyFunctionalized additives useful in two-cycle engines
US768312013 juin 200623 mars 2010Lubrizol LimitedDispersants and compositions thereof
US79064701 sept. 200615 mars 2011The Lubrizol CorporationQuaternary ammonium salt of a Mannich compound
US794709324 juin 201024 mai 2011The Lubrizol CorporationQuaternary ammonium salt detergents for use in fuels
US794763627 févr. 200424 mai 2011Afton Chemical CorporationPower transmission fluids
US795121113 juin 200631 mai 2011The Lubrizol CorporationQuaternary ammonium salt detergents for use in fuels
US808381431 janv. 201127 déc. 2011The Lubrizol CorporationQuaternary ammonium salt of a mannich compound
US814756913 avr. 20113 avr. 2012The Lubrizol CorporationQuaternary ammonium salt detergents for use in fuels
US81535702 févr. 201110 avr. 2012The Lubrizol CorporationQuaternary ammonium salt detergents for use in lubricating compositions