| Patent Number |
Title Of Patent |
Date Issued |
| 5429758 |
Graft copolymers prepared from solvent-free reactions and dispersant derivatives thereof |
July 4, 1995 |
| Compositions useful as oil additives are prepared in a solvent or a solvent free system by reacting (B) an unsaturated carboxylic acid reagent with (A) a hydrogenated block copolymer in the presence of (C) free radical initiators. The formed reaction product (D) can be further reacted wi |
| 4726968 |
Process for improving polymer substrate properties, and modified polymers produced thereby |
February 23, 1988 |
| A process for improving the hygroscopic, soil release and other properties of a polymer substrate is provided in which the substrate is contacted with a suitable aqueous mixture containing a water-soluble cross-linking vinyl monomer and an organic hydrophobic carrier compound at a temper |
| 4670173 |
Oil-soluble reaction products of an acylated reaction product, a polyamine, and mono-functional |
June 2, 1987 |
| Oil-soluble compositions, useful as dispersant viscosity modifiers, are formed by the reaction product of an acylating product (D) a (F) polyamine, and a (G) mono-functional acid. The compositions can be prepared in solvent such as a hydrocarbon oil or in the absence of a solvent. |
| 4623684 |
Hydrocarbyl substituted carboxylic acylating agent derivative containing combinations, and fuels |
November 18, 1986 |
| A composition comprising:(A) a first component selected from the group consisting of:(i) an oil-soluble ethylene backbone polymer having a number average molecular weight in the range of about 500 to about 50,000;(ii) a hydrocarbyl-substituted phenol of the formula wherein R.sup.* is a hydrocarb |
| 4613342 |
Hydrocarbyl substituted carboxylic acylating agent derivative containing combinations, and fuels |
September 23, 1986 |
| A composition comprising:(A) a first component selected from the group consisting of:(i) an oil-soluble ethylene backbone polymer having a number average molecular weight in the range of about 500 to about 50,000;(ii) a hydrocarbyl-substituted phenol of the formulawherein R* is a hydrocarbyl gro |
| 4596663 |
Carboxylic acylating agents substituted with olefin polymers of high molecular weight mono-olefi |
June 24, 1986 |
| Hydrocarbyl substituted carboxylic acylating agents are made by reacting, optionally in the presence of chlorine or bromine, (A) one or more alpha-beta olefinically unsaturated carboxylic acid reagents containing 2 to about 20 carbon atoms, exclusive of the carboxyl-based groups with (B) |
| 4575526 |
Hydrocarbyl substituted carboxylic acylaging agent derivative containing combinations, and fuels |
March 11, 1986 |
| A composition comprising:(A) a first component selected from the group consisting of:(i) an oil-soluble ethylene backbone polymer having a number average molecular weight in the range of about 500 to about 50,000;(ii) a hydrocarbyl-substituted phenol of the formula wherein R* is a hydrocarbyl gr |
| 4566983 |
Combination of carboxylic acylating agents substituted with olefin polymers of high and low mole |
January 28, 1986 |
| A composition comprising(A) the reaction product of(A)(1) one or more alpha-beta olefinically unsaturated carboxylic acid reagents containing 2 to about 20 carbon atoms exclusive of the carboxyl-based groups, with(A)(2) one or more olefin polymers of at least 30 carbon atoms selected fro |
| 4565550 |
Hydrocarbyl substituted carboxylic acylating agent derivative containing combinations, and fuels |
January 21, 1986 |
| A composition comprising:(A) a first component selected from the group consisting of:(i) an oil-soluble ethylene backbone polymer having a number average molecular weight in the range of about 500 to about 50,000;(ii) a hydrocarbyl-substituted phenol of the formula wherein R* is a hydrocarbyl gr |
| 4564460 |
Hydrocarbyl-substituted carboxylic acylating agent derivative containing combinations, and fuels |
January 14, 1986 |
| A composition comprising:(A) a first component selected from the group consisting of:(i) an oil-soluble ethylene backbone polymer having a number average molecular weight in the range of about 500 to about 50,000;(ii) a hydrocarbyl-substituted phenol of the formula wherein R* is a hydrocarbyl gr |
| 4559155 |
Hydrocarbyl substituted carboxylic acylating agent derivative containing combinations, and fuels |
December 17, 1985 |
| A composition comprising:(A) a first component selected from the group consisting of:(i) an oil-soluble ethylene backbone polymer having a number average molecular weight in the range of about 500 to about 50,000;(ii) a hydrocarbyl-substituted phenol of the formula wherein R* is a hydrocarbyl gr |
| 4509955 |
Combinations of carboxylic acylating agents substituted with olefin polymers of high and low mol |
April 9, 1985 |
| A composition comprising(A) the reaction product of(A)(1) one or more alpha-beta olefinically unsaturated carboxylic acid reagents containing 2 to about 20 carbon atoms exclusive of the carboxyl-based groups, with(A)(2) one or more olefin polymers of at least 30 carbon atoms selected fro |
| 4489194 |
Carboxylic acylating agents substituted with olefin polymers of high/low molecular weight mono-o |
December 18, 1984 |
| Hydrocarbyl substituted carboxylic acylating agents are made by reacting, optionally in the presence of chlorine or bromine, (A) one or more alpha-beta olefinically unsaturated carboxylic acid reagents containing 2 to about 20 carbon atoms, exclusive of the carboxyl-based groups with (B) |
| 4486573 |
Carboxylic acylating agents substituted with olefin polymers of high molecular weight mono-olefi |
December 4, 1984 |
| Hydrocarbyl substituted carboxylic acylating agents are made by reacting, optionally in the presence of chlorine or bromine, (A) one or more alpha-beta olefinically unsaturated carboxylic acid reagents containing 2 to about 20 carbon atoms, exclusive of the carboxyl-based groups with (B) |
| 4471091 |
Combinations of carboxylic acylating agents substituted with olefin polymers of high and low mol |
September 11, 1984 |
| A composition comprising(A) the reaction product of(A)(1) one or more alpha-beta olefinically unsaturated carboxylic acid reagents containing 2 to about 20 carbon atoms exclusive of the carboxyl-based groups, with(A)(2) one or more olefin polymers of at least 30 carbon atoms selected fro |
| 4357250 |
Nitrogen-containing terpolymer-based compositions useful as multi-purpose lubricant additives |
November 2, 1982 |
| Compositions useful as dispersants and viscosity modifiers in lubricants are produced by (I) preparing an ene reaction intermediate from an olefinic carboxylic acid or derivative thereof (preferably maleic anhydride) and a terpolymer of ethylene, a C.sub.3-8 .alpha.-monoolefin and a |
| 4320019 |
Multi-purpose additive compositions and concentrates containing same |
March 16, 1982 |
| Reaction products prepared by reacting(a) interpolymers of ethylene, one or more C.sub.3 -C.sub.8 .alpha.-monoolefins, and one or more polyenes selected from non-conjugated dienes and trienes, with(b) one or more olefinic carboxylic acid acylating agents to form an acylating reaction int |
