US4300898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions for treating textile fabrics
Assignee: Omnova Services Inc
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Filing: 1980-09-16
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Granted: 1981-11-17
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Expires: 2000-09-16
Abstract
Abstract Blends of a glyoxal/cyclic urea condensate or a partially or wholly alkylated derivative thereof and dimethylol dihydroxyethylene urea or a partially or wholly alkylated derivative thereof improve the properties of textile fabrics treated therewith and contain only small amounts of free formaldehyde.
Inventors
- 👤 Bernard F. North
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:27
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
35 words
A composition for treating a textile fabric containing cellulosic fibers which comprises a blend of (1) a glyoxal/cyclic urea condensate or an alkylated derivative thereof and (2) dimethylol dihydroxyethylene urea or an alkylated derivative thereof.
Claim 2
Dependent Claim
35 words
A composition for treating a textile fabric containing cellulosic fibers which comprises a blend of (1) a glyoxal/cyclic urea condensate or an alkylated derivative thereof and (2) dimethylol dihydroxyethylene urea or an alkylated derivative thereof.
Claim 3
Dependent Claim
15 words
The composition of claim 1 wherein the ratio of amounts of (1):(2) is about 1:0.1-5.
Claim 4
Dependent Claim
15 words
The composition of claim 1 wherein the ratio of amounts of (1):(2) is about 1:0.2-4.
Claim 5
Dependent Claim
18 words
The composition of claim 1 wherein (1) is a glyoxal/cyclic urea condensate and (2) is dimethylol dihydroxyethylene urea.
Claim 6
Dependent Claim
21 words
The composition of claim 1 wherein (1) is an alkylated glyoxal/cyclic urea condensate and (2) is an alkylated dimethylol dihydroxyethylene urea.
Claim 7
Dependent Claim
20 words
The composition of claim 1 wherein (1) is a glyoxal/cyclic urea condensate and (2) is an alkylated dimethylol dihydroxyethylene urea.
Claim 8
Dependent Claim
19 words
The composition of claim 1 wherein (1) is an alkylated glyoxal/cyclic urea condensate and (2) is dimethylol dihydroxyethylene urea.
Claim 9
Dependent Claim
37 words
A process for producing crease-resistant textile fabrics which comprises impregnating a textile containing cellulosic fibers with a solution of the blend of claim 1 and a catalyst and heating the impregnated textile to cure the reactant thereon.
Claim 10
Dependent Claim
14 words
A crease-resistant textile fabric containing cellulosic fibers produced by the process of claim 8.
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) | 1984-11-16 | 1985-05-18 | 1985-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-11-16 | 1989-05-18 | 1989-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-11-16 | 1993-05-18 | 1993-11-17 | $7700.00 | Window Closed / Lapsed |