EP0134063A2
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EP
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Grease composition
Assignee: Mobil Oil AS
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Filing: 1984-02-14
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Granted: —
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Expires: 2004-02-14
Abstract
Abstract Grease compositions, wherein the grease is thickened with a metal hydroxyl-containing soap grease thickener are provided. Other essential ingredients of the compositions include borated hydrocarbyl epoxides and phosphorus and sulfur moieties.
Inventors
- 👤 Andrew Gene Horodysky
- 👤 John Antone Keller, Jr.
- 👤 John Phillips Doner
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-05 13:40
CPC Classifications
C; C10; C10M; C10M169/00; C10M169/06; C10M113/00; C10M113/16; C10M115/00; C10M115/08; C10M117/00; C10M117/02; C10M117/04; C10M135/00; C10M135/02; C10M137/00; C10M137/02; C10M137/04; C10M137/10; C10M139/00; C10M2201/00; C10M2201/14; C10M2201/145; C10M2207/00; C10M2207/10; C10M2207/106; C10M2207/12; C10M2207/1206; C10M2207/121; C10M2207/122; C10M2207/124; C10M2207/1245; C10M2207/125; C10M2207/128; C10M2207/1285; C10M2207/129; C10M2207/14; C10M2207/1406; C10M2207/26; C10M2207/2613; C10M2207/262; C10M2207/2626; C10M2215/00; C10M2215/006; C10M2215/02; C10M2215/026; C10M2215/04; C10M2215/08; C10M2215/0813; C10M2215/10; C10M2215/1013; C10M2215/102; C10M2215/1026; C10M2215/12; C10M2215/121; C10M2215/22; C10M2215/2206; C10M2215/225; C10M2215/227; C10M2215/2275; C10M2215/24; C10M2215/26; C10M2217/00; C10M2217/02; C10M2217/04; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/024; C10M2219/08; C10M2219/082; C10M2219/083; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/042; C10M2223/045; C10M2223/047; C10M2227/00; C10M2227/06; C10M2227/061; C10M2227/062; C10M2227/063; C10M2227/065; C10M2227/066; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/14; C10N2010/16; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
159 words
A grease composition consisting essentially of (1) a major amount of a grease and at least about 15% by weight of a hydroxyl-containing soap thickener (2) from 0.01% to 10% by weight of . a reaction product made by reacting an epoxide of the formula wherein R , R 1 , R2 and R 3 are hydrogen or a hydrocarbyl group containing from 8 to 30 carbon atoms at least 1 of which is hydrocarbyl, with at least a molar amount of a boron compound selected from boric acid, boric oxide and an alkyl borate of the formula wherein x is 1 to 3, y is 0 to 2, their sum being 3, and R 4 is an alkyl group having 1 to 6 carbon atoms and (3) from about 0.01% to about 10% by weight of a phosphorus and sulfur compound or a mixture of phosphorus-containing and sulfur-containing compounds to supply a like amount of phosphorus and sulfur.
Claim 2
Dependent Claim
159 words
A grease composition consisting essentially of (1) a major amount of a grease and at least about 15% by weight of a hydroxyl-containing soap thickener (2) from 0.01% to 10% by weight of . a reaction product made by reacting an epoxide of the formula wherein R , R 1 , R2 and R 3 are hydrogen or a hydrocarbyl group containing from 8 to 30 carbon atoms at least 1 of which is hydrocarbyl, with at least a molar amount of a boron compound selected from boric acid, boric oxide and an alkyl borate of the formula wherein x is 1 to 3, y is 0 to 2, their sum being 3, and R 4 is an alkyl group having 1 to 6 carbon atoms and (3) from about 0.01% to about 10% by weight of a phosphorus and sulfur compound or a mixture of phosphorus-containing and sulfur-containing compounds to supply a like amount of phosphorus and sulfur.
Claim 3
Dependent Claim
34 words
The composition of Claim 1 wherein the thickener is an alkali metal or an alkaline earth metal soap of a hydroxyl-containing fatty acid, fatty glyceride or fatty ester containing 12 to 30 carbon atoms.
Claim 4
Dependent Claim
14 words
The composition of Claim 2 wherein the metal is sodium, lithium,, calcium or barium.
Claim 5
Dependent Claim
12 words
The composition of Claim 2-wherein the thickener is derived from 12-hydroxystearic acid.
Claim 6
Dependent Claim
57 words
The composition of Claim 1 wherein the epoxide is 1,2-epoxyoctane, 1,2-epoxydecane, 1,2-epoxydodecane, 1,2-epoxytetradecane, 1,2-epoxypentadecane, 1,2-epoxyhexadecane, 1,2-epoxyoctadecane, 1,2-epoxyeicosane, epoxides of mixtures of C 22 to C 30 olefins, epoxides of mixtures of C 24 to C 28 olefins, epoxides from decene trimers or epoxides from: dimers of octene; dimers of decene; or dimers of mixed octene and decene.
Claim 7
Dependent Claim
50 words
The composition of Claim 1 wherein the phosphorus and sulfur moieties are supplied by a phosphorothioate of the formula wherein R 5 is a hydrocarbyl group containing 3 to 18 carbon atoms, M is a metal or non-metal, n is the valence of M and X is oxygen or sulfur.
Claim 8
Dependent Claim
12 words
The composition of Claim 6 wherein R 5 is an alkyl group.
Claim 9
Dependent Claim
24 words
The composition of Claim 7 wherein R 5 is a propyl, butyl, pentyl, hexyl, octyl, dodecyl, tetradecyl, octadecyl or oleyl group or mixtures thereof.
Claim 10
Dependent Claim
20 words
The composition of Claim 8 wherein R 5 is derived from isopropanol, butanol, isobutanol, sec-butanol, 4-methyl-2-pentanol, 2-ethylhexanol or mixtures thereof.
Claim 11
Dependent Claim
21 words
The composition of Claim 6 wherein M is a metal from Group IA, IIA, IIB or VIII of the Periodic Table.
Claim 12
Dependent Claim
16 words
The composition of Claim 10 wherein the metal is lithium, sodium, calcium, zinc, cadmium or gold.
Claim 13
Dependent Claim
19 words
The composition of Claim 6 wherein M is derived from vinyl acetate, butyl vinyl ether, propylene oxide or 1,2-epoxydodecane.
Claim 14
Dependent Claim
67 words
The composition of Claim 1 wherein the phosphorus and sulfur moieties are supplied by a combination of (1) a dihydrocarbyl phosphite having 2 to 6 carbon atoms in each hydrocarbyl group, mixtures of such phosphites, or a phosphate ester having 4 to 20 carbon atoms in each hydrocarbyl group and (2) a sulfide selected from sulfurized isobutylene, dibenzyl disulfide, sulfurized terpenes, phosphorodithionyl disulfide and sulfurized jojoba oil.
Claim 15
Dependent Claim
19 words
The composition of Claim 13 wherein the phosphite is a dibutyl, dihexyl, dioctyl or didecyl phosphite or mixtures thereof.
Claim 16
Dependent Claim
19 words
The composition of Claim 13 wherein the phosphate ester is a tributyl, tridecyl or tricresyl phosphate or mixtures thereof.
Claim 17
Dependent Claim
41 words
The composition of Claim 13 wherein the epoxide is 1,2-epoxyhexadecane,the boron compound is boric acid and the phosphorus- and sulfur-containing compound is zinc dialkyl phosphorodithioate wherein the alkyl group is derived from mixed C 3 secondary and C 6 primary alcohols.
Claim 18
Dependent Claim
18 words
The composition of Claim 1 wherein the grease vehicle is a mineral oil, synthetic oil or mixtures thereof.
References Cited (Backward Citations)
No citation records indexed.
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