Patent US4111819A successfully refreshed from Google Patents.
US4111819A
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Textile fiber lubricant
Assignee: Shell USA Inc
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Filing: 1977-11-14
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Granted: 1978-09-05
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Expires: 1997-11-14
Abstract
Abstract Textile fiber lubricants are disclosed comprising a major amount of (1) the reaction product of (a) at least one C 1 to C 10 alcohol, or (b) at least one C 2 to C 4 alkylene oxide with (c) at least one C 2 to C 4 alkylene oxide, and a minor amount of a polymer of an ethylenically unsaturated carboxylic acid.
Inventors
- 👤 Herman M. Muijs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:12
CPC Classifications
D; D06; D06M; D06M7/00; C; C10; C10N; C10N2040/00; C10N2040/46; D06M2200/00; D06M2200/40; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2311
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
64 words
A lubricant composition comprising a major proportion of an ether of formula: R -- O C.sub.m H.sub.2m -- O .sub.x H wherein R is a C 1 to C 10 alkyl group, m is an integer of from 2 to 4, and x is an integer of from 2 to 20; and a minor proportion of a polymer of an ethylenically unsaturated carboxylic acid.
Claim 2
Dependent Claim
64 words
A lubricant composition comprising a major proportion of an ether of formula: R -- O C.sub.m H.sub.2m -- O .sub.x H wherein R is a C 1 to C 10 alkyl group, m is an integer of from 2 to 4, and x is an integer of from 2 to 20; and a minor proportion of a polymer of an ethylenically unsaturated carboxylic acid.
Claim 3
Dependent Claim
17 words
A composition as in claim 1, wherein R is a C 1 to C 4 alkyl group.
Claim 4
Dependent Claim
13 words
A composition as in claim 1, wherein x is from 2.5 to 10.
Claim 5
Dependent Claim
60 words
A composition as in claim 1, wherein the polymer is at least partly derived from at least one ethylenically unsaturated monocarboxylic acid having the formula: C.sub.n H.sub.2n-1 COOH and/or at least one ethylenically unsaturated dicarboxylic acid, or an anhydride thereof, having the formula: C.sub.n H.sub.2n-2 (COOH).sub.2 wherein in both formulae n is an integer of from 2 to 10, inclusive.
Claim 6
Dependent Claim
15 words
A composition as in claim 4, wherein the polymer is polyacrylic acid or polymethacrylic acid.
Claim 7
Dependent Claim
39 words
A composition as in claim 1, wherein the polymer is derived from an ethylenically unsaturated carboxylic acid and a C 1 to C 4 ester of an unsaturated carboxylic acid and/or a C 1 to C 4 vinyl ether.
Claim 8
Dependent Claim
27 words
A composition as in claim 1, wherein the polymer has an average molecular weight between about 4 × 10 4 and about 2 × 10 7 .
Claim 9
Dependent Claim
24 words
A composition as in claim 1, wherein the amount of the polymer is from 0.01 to 5%w, based on the weight of the ether.
Claim 10
Dependent Claim
21 words
A composition as in claim 1, wherein the composition additionally comprises water in an amount from about 1.0 to about 25%w.
Claim 11
Dependent Claim
17 words
A composition as in claim 1, wherein the composition additionally comprises a corrosion inhibitor and/or an antioxidant.
Claim 12
Dependent Claim
20 words
A process for treating or oiling textile fibers comprises contacting the textile fibers with the lubricant composition of claim 1.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-09-04 | 1982-03-06 | 1982-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-09-04 | 1986-03-06 | 1986-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-09-04 | 1990-03-06 | 1990-09-05 | $7700.00 | Window Closed / Lapsed |