US4132662A
Expired / Lapsed
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Rolling oil for aluminous metals
Assignee: Henkel Corp
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Filing: 1978-01-05
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Granted: 1979-01-02
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Expires: 1998-01-05
Abstract
Abstract Improved rolling oil compositions are obtained by blending a petroleum base oil with a polymeric fatty acid, a fatty alcohol and lower alkyl ester of a fatty acid. These formulations are extremely effective for use in the cold rolling of aluminum and aluminum alloys.
Inventors
- 👤 Robert J. Sturwold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:00
CPC Classifications
C; C10; C10M; C10M129/00; C10M129/02; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/129; C10M2207/22; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10N; C10N2040/00; C10N2040/20; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
106 words
A rolling oil composition consisting essentially of an aliphatic or aromatic hydrocarbon oil having a 100° F. viscosity of 20 to 100 SUS and 1 to 20 weight percent of a lubricant additive containing: (a) from about 25% to 65% by weight dimer acid containing greater than 75% by weight C 36 dibasic acid and having a maximum iodine value of 35; (b) from about 15% to 45% by weight of a saturated fatty alcohol having 8 to 20 carbon atoms; and (c) from about 15% to 45% by weight of a lower alkyl ester of a fatty acid having from 12 to 18 carbon atoms.
Claim 2
Dependent Claim
106 words
A rolling oil composition consisting essentially of an aliphatic or aromatic hydrocarbon oil having a 100° F. viscosity of 20 to 100 SUS and 1 to 20 weight percent of a lubricant additive containing: (a) from about 25% to 65% by weight dimer acid containing greater than 75% by weight C 36 dibasic acid and having a maximum iodine value of 35; (b) from about 15% to 45% by weight of a saturated fatty alcohol having 8 to 20 carbon atoms; and (c) from about 15% to 45% by weight of a lower alkyl ester of a fatty acid having from 12 to 18 carbon atoms.
Claim 3
Dependent Claim
22 words
The rolling oil composition of claim 1 wherein the hydrocarbon oil has a 100° F. viscosity between about 25 and 60 SUS.
Claim 4
Dependent Claim
43 words
The rolling oil composition of claim 2 wherein the lubricant additive is present in an amount from 3 to 10 weight percent and contains 30% to 60% by weight (a), 20% to 40% by weight (b), and 20% to 40% by weight (c).
Claim 5
Dependent Claim
55 words
The rolling oil composition of claim 3 wherein the dimer acid (a) contains more than 90% by weight C 36 dibasic acid and has a maximum iodine value of 20, the fatty alcohol (b) contains 10 to 18 carbon atoms and the alkyl ester (c) is a methyl ester of a C 14-18 fatty acid.
Claim 6
Dependent Claim
17 words
The rolling oil of claim 4 wherein the hydrocarbon oil is mineral oil or mineral seal oil.
Claim 7
Dependent Claim
53 words
The rolling oil composition of claim 5 which is further characterized by having an acid value less than 10, 210° F. viscosity of 0.5 to 2 centistokes, 100° F. viscosity of 8 to 12 centistokes, flash point greater than 260° F., fire point greater than 290° F., and pour point above -50° F.
Claim 8
Dependent Claim
128 words
A process for cold rolling and aluminous metal which comprises applying to the surface of said metal an effective lubricating amount of a rolling oil composition consisting essentially of an aliphatic or aromatic hydrocarbon oil having a 100° F. viscosity of 20 to 100 SUS and 1 to 20 weight percent of a lubricant additive containing: (a) from about 25% to 65% by weight dimer acid containing greater than 75% by weight C 36 dibasic acid and having a maximum iodine value of 35; (b) from about 15% to 45% by weight of a saturated fatty alcohol having 8 to 20 carbon atoms; and (c) from about 15% to 45% by weight of a lower alkyl ester of a fatty acid having from 12 to 18 carbon atoms.
Claim 9
Dependent Claim
128 words
A process for cold rolling and aluminous metal which comprises applying to the surface of said metal an effective lubricating amount of a rolling oil composition consisting essentially of an aliphatic or aromatic hydrocarbon oil having a 100° F. viscosity of 20 to 100 SUS and 1 to 20 weight percent of a lubricant additive containing: (a) from about 25% to 65% by weight dimer acid containing greater than 75% by weight C 36 dibasic acid and having a maximum iodine value of 35; (b) from about 15% to 45% by weight of a saturated fatty alcohol having 8 to 20 carbon atoms; and (c) from about 15% to 45% by weight of a lower alkyl ester of a fatty acid having from 12 to 18 carbon atoms.
Claim 10
Dependent Claim
99 words
The process of claim 7 wherein the hydrocarbon oil is mineral oil or mineral seal oil having a 100° F. viscosity between 25 and 60 SUS and which contains from 3 to 10 weight percent of the lubricant additive consisting of 30% to 60% by weight of a dimer acid containing more than 90% by weight C 36 dibasic acid and having a maximum iodine value of 20, 20% to 40% by weight of a fatty alcohol having 10 to 18 carbon atoms and 20% to 40% by weight of a methyl ester of a C 14-18 fatty acid.
Claim 11
Dependent Claim
18 words
The process of claim 8 wherein said rolling oil is applied between the roll and the aluminous metal.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-01-01 | 1982-07-03 | 1983-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-01-01 | 1986-07-03 | 1987-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-01-01 | 1990-07-03 | 1991-01-02 | $7700.00 | Window Closed / Lapsed |