US3900663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of treating fabrics
Assignee: ISP Investments LLC
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Filing: 1973-04-11
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Granted: 1975-08-19
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Expires: 1993-04-11
Abstract
Abstract There is disclosed a process comprising treating knitted and woven textile materials with a polymeric emulsion, and a method of preparing the polymeric emulsion, said emulsion contains a polymeric product derived from a monomer mixture containing a vinyl ester, an ester of an Alpha -mono-olefinically unsaturated carboxylic acid, and Alpha -mono-olefinically unsaturated acid and a bifunctional monomer.
Inventors
- 👤 Eugene S Barabas
- 👤 Edwin M Smolin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:50
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; C; C08; C08L; C08L31/00; C08L31/02; C08L33/00; C08L33/04; C08L33/06; C08L33/062; C08L33/064; D06M15/263; D06M15/267; D06M15/327; D06M15/333; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/241
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
33 words
A PROCESS FOR TREATING KNITTED TEXTILE MATERIALS, COMPRISING APPLYING TO SAID MATERIALS AN AQUEOUS EMULSION OF AN INTERPOLYMER COMPRISING APPROXIMATELY BY WEIGHT: A. 20 TO 79% OF A VINYL ESTER HAVING THE FORMULA:
Claim 2
Dependent Claim
33 words
A PROCESS FOR TREATING KNITTED TEXTILE MATERIALS, COMPRISING APPLYING TO SAID MATERIALS AN AQUEOUS EMULSION OF AN INTERPOLYMER COMPRISING APPROXIMATELY BY WEIGHT: A. 20 TO 79% OF A VINYL ESTER HAVING THE FORMULA:
Claim 3
Dependent Claim
13 words
A process as defined in claim 1 wherein unit (a) is vinyl acetate.
Claim 4
Dependent Claim
25 words
A process as defined on claim 1 wherein unit (b) is selected from the group consisting of methyl acrylate, ethyl acrylate, n-butylacrylate and 2-ethyl hexylacrylate.
Claim 5
Dependent Claim
12 words
A process as defined in claim 3 wherein unit (b) is butylacrylate.
Claim 6
Dependent Claim
13 words
A process as defined in claim 3 wherein unit (b) is ethyl acrylate.
Claim 7
Dependent Claim
13 words
A process as defined in claim 3 wherein unit (b) is ethyl hexylacrylate.
Claim 8
Dependent Claim
14 words
A prOcess as defined in claim 1 wherein unit (c) is a monocarboxylic acid.
Claim 9
Dependent Claim
14 words
A process as defined in claim 1 wherein unit (c) is a dicarboxylic acid.
Claim 10
Dependent Claim
13 words
A process as defined in claim 7 wherein said acid is acrylic acid.
Claim 11
Dependent Claim
13 words
A process as defined in claim 7 wherein said acid is methacrylic acid.
Claim 12
Dependent Claim
13 words
A process as defined in claim 7 wherein unit (d) is diallyl phthalate.
Claim 13
Dependent Claim
19 words
A process as defined in claim 1 further comprising adding at least one suitable textile softener to said emulsion.
Claim 14
Dependent Claim
14 words
A process as defined in claim 1 wherein said textile materials contain thermoplastic fibers.
Claim 15
Dependent Claim
23 words
A process as defined in claim 1 wherein said treated materials contain 75-100% of said emulsion based on the weight of said materials.
Claim 16
Dependent Claim
29 words
A process as defined in claim 1 wherein the dry weight of said interpolymer on said material after cure is about 2 to 4% by weight of said material.
Claim 17
Dependent Claim
21 words
A process as defined in claim 1 wherein said treatment is carried out at temperatures ranging from about 100* to 140*F.
Claim 18
Dependent Claim
29 words
A process as defined in claim 1 wherein said curing is carried out at a temperature ranging from about 250* to 360*F for about 30 seconds to 2 minutes.
Claim 19
Dependent Claim
22 words
A fibrous textile material normally susceptible to picking snag and pull damage protected against such damage by treatment according to claim 1.
Claim 20
Dependent Claim
15 words
A fibrous textile material as defined in claim 16 wherein said materials contain thermoplastic fibers.
Claim 21
Dependent Claim
26 words
A material as defined in claim 17 selected from the group consisting of nylon, acrylics, polyester, polyester knits, polyester double knits, cotton-polyester blends and rayon-polyester blends.
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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) | 1978-08-18 | 1979-02-17 | 1979-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-08-18 | 1983-02-17 | 1983-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-08-18 | 1987-02-17 | 1987-08-19 | $7700.00 | Window Closed / Lapsed |