US3015583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wrinkle resistant cellulosic textiles and method of production
Assignee: Individual
•
Filing: 1960-02-19
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Granted: 1962-01-02
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Expires: 1980-02-19
Abstract
No abstract record available.
Inventors
- 👤 Sidney L Vail
- 👤 Jr John G Frick
- 👤 Reid John David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:34
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A PROCESS FOR TREATING A CELLULKOSE TEXTILE MATERIAL WHEREBY SAID MATERIAL IS RENDERED WRINKLE-RESISTANT AND RESISTANT TO DAMAGING EFFECTS FROM HYPOCHLORITE BLEACHING AGENTS COMPRISING IMPREGNATING SAID CELLULOSIC TEXTILE MATERIAL TO A WET PICKUP OF ABOUT FROM 70% TO 80% WITH AN AQUEOUS SOLUTION CONTAINING FROM ABOUT 7% TO ABOUT 12% BY WEIGHT OF THE REACTION PRODUCT OF FORMALDEHYDE AND A SUBSTITUTED MELAMINE SELECTED FROM THE GROUP CONSISTING OF N,N'' -DIMETHYL-N",N" -BIS (2-HYDROXYETHYL)MELAMINE AND N,N'',N" -TRIMETHYMELAMINE, AND FROM ABOUT 0.5% TO ABOUT 5% BY WEIGHT OF AN ACIDIC CATALYST, DRYING THE IMPREGNATED MATERIAL, AND THEN CURING IT AT A TEMPERATURE OF ABOUT 160*C.
Claim 2
Dependent Claim
102 words
A PROCESS FOR TREATING A CELLULKOSE TEXTILE MATERIAL WHEREBY SAID MATERIAL IS RENDERED WRINKLE-RESISTANT AND RESISTANT TO DAMAGING EFFECTS FROM HYPOCHLORITE BLEACHING AGENTS COMPRISING IMPREGNATING SAID CELLULOSIC TEXTILE MATERIAL TO A WET PICKUP OF ABOUT FROM 70% TO 80% WITH AN AQUEOUS SOLUTION CONTAINING FROM ABOUT 7% TO ABOUT 12% BY WEIGHT OF THE REACTION PRODUCT OF FORMALDEHYDE AND A SUBSTITUTED MELAMINE SELECTED FROM THE GROUP CONSISTING OF N,N'' -DIMETHYL-N",N" -BIS (2-HYDROXYETHYL)MELAMINE AND N,N'',N" -TRIMETHYMELAMINE, AND FROM ABOUT 0.5% TO ABOUT 5% BY WEIGHT OF AN ACIDIC CATALYST, DRYING THE IMPREGNATED MATERIAL, AND THEN CURING IT AT A TEMPERATURE OF ABOUT 160*C.
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) | 1965-01-01 | 1965-07-03 | 1966-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-01 | 1969-07-03 | 1970-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-01 | 1973-07-03 | 1974-01-02 | $7700.00 | Window Closed / Lapsed |