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Metal working lubricant containing an alkanolamine and a cycloaliphatic acid

Assignee: Mobil Oil AS
•
Filing: 1979-08-22
•
Granted: 1981-03-31
•
Expires: 1999-08-22
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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

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