Patent US4259206A successfully refreshed from Google Patents.
US4259206A
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Metal working lubricant containing an alkanolamine and a cycloaliphatic acid
Assignee: Mobil Oil AS
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Filing: 1979-08-22
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Granted: 1981-03-31
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Expires: 1999-08-22
Abstract
Abstract Water soluble lubricant compositions comprising alkanolamine and organic acid are improved by employing a monocycloalkyl-1,2,3,6-cis tetrahydrophthalate or a monoaralkyl-1,2,3,6-cis tetrahydrophthalate as the organic acid.
Inventors
- 👤 Alfred B. Piotrowski
- 👤 Robert H. Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:18
CPC Classifications
C; C10; C10M; C10M173/00; C10M173/02; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/023; C10M2207/08; C10M2207/28; C10M2207/287; C10M2207/288; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/107; C10M2211/00; C10M2211/04; C10M2211/042; C10M2215/00; C10M2215/08; C10M2215/082; C10M2215/22; C10M2215/221; C10M2215/222; C10M2219/00; C10M2219/10; C10M2219/104; C10M2219/106; C10N; C10N2020/00; C10N2020/01; C10N2020/04; C10N2040/00; C10N2040/20; C10N2040/22
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
37 words
An improved water-soluble composition suitable for preparing an aqueous lubricant, said composition comprising an alkanolamine and an organic acid, the improvement wherein the organic acid has the formula ##STR3## wherein R is a cyclohexyl or benzyl group.
Claim 2
Dependent Claim
37 words
An improved water-soluble composition suitable for preparing an aqueous lubricant, said composition comprising an alkanolamine and an organic acid, the improvement wherein the organic acid has the formula ##STR3## wherein R is a cyclohexyl or benzyl group.
Claim 3
Dependent Claim
9 words
The composition of claim 1 wherein R is cyclohexyl.
Claim 4
Dependent Claim
9 words
The composition of claim 1 wherein R is benzyl.
Claim 5
Dependent Claim
11 words
The composition of claim 1 which additionally comprises a polyoxyalkylene glycol.
Claim 6
Dependent Claim
16 words
The composition of claim 4 wherein the glycol is a copolymer of ethylene and propylene oxides.
Claim 7
Dependent Claim
10 words
The composition of claim 1 wherein the alkanolamine is diethanolamine.
Claim 8
Dependent Claim
10 words
The composition of claim 1 wherein the alkanolamine is triethanolamine.
Claim 9
Dependent Claim
18 words
The composition of claim 1 containing from about 5 to about 50 percent by weight of said alkanolamine.
Claim 10
Dependent Claim
19 words
The composition of claim 1 containing from about 1 to about 30 percent by weight of said organic acid.
Claim 11
Dependent Claim
20 words
The composition of claim 4 wherein said polyoxyalkylene glycol comprises from about 0.5 to about 20 percent by weight thereof.
References Cited (Backward Citations)
US3374171A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-03-30 | 1984-09-29 | 1985-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-03-30 | 1988-09-29 | 1989-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-03-30 | 1992-09-29 | 1993-03-31 | $7700.00 | Window Closed / Lapsed |