US3015584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wrinkle resistance treatment for cellulosic textile fabrics
Assignee: Individual
•
Filing: 1959-03-23
•
Granted: 1962-01-02
•
Expires: 1979-03-23
Abstract
No abstract record available.
Inventors
- 👤 Robert M Reinhardt
- 👤 Jr John G Frick
- 👤 Richard L Arceneaux
- 👤 John D Reid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:20
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423; D06M15/21; D06M15/327; D06M15/333; D06M15/3335
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A PROCESS FOR TREATING A CELLULOISIS TEXTILE MATERIAL WHEREBY SAID MATERIAL IS RENDERED DURABLY WRINKLE- AND MUSS-RESISTANT AND RESISTANT TO DAMAGING EFFECTS FROM HYPOCHLORITE BLEACHING AGENTS, WHICH PROCESS COMPRISES THE FOLLOWING STEPS: IMPREGNATING SAID CELLULOSIC TEXTILE MATERIAL TO A WET PICKUP OF FROM ABOUT 70 TO 80% WITH AN AQUEOUS SOLUTION COMPRISING FROM 3 TO 7% BY WEIGHT OF DIMETHYLOL ETHYLENEUREA, FROM 5 TO 10% BY WEIGHT OF A POLYMERIC ACETAL FORMED FROM FORMALDEHYDE AND A POLYHYDROXY COMPOUND, AND FROM 1 TO 6% BY WEIGHT OF AN ACIDIC CONDENSATION CATALYST; DRYING THE IMPREGNATED MATERIAL; AND THEN CURING IT AT A TEMPERATURE OF FROM ABOUT 130* TO 170*C.
Claim 2
Dependent Claim
107 words
A PROCESS FOR TREATING A CELLULOISIS TEXTILE MATERIAL WHEREBY SAID MATERIAL IS RENDERED DURABLY WRINKLE- AND MUSS-RESISTANT AND RESISTANT TO DAMAGING EFFECTS FROM HYPOCHLORITE BLEACHING AGENTS, WHICH PROCESS COMPRISES THE FOLLOWING STEPS: IMPREGNATING SAID CELLULOSIC TEXTILE MATERIAL TO A WET PICKUP OF FROM ABOUT 70 TO 80% WITH AN AQUEOUS SOLUTION COMPRISING FROM 3 TO 7% BY WEIGHT OF DIMETHYLOL ETHYLENEUREA, FROM 5 TO 10% BY WEIGHT OF A POLYMERIC ACETAL FORMED FROM FORMALDEHYDE AND A POLYHYDROXY COMPOUND, AND FROM 1 TO 6% BY WEIGHT OF AN ACIDIC CONDENSATION CATALYST; DRYING THE IMPREGNATED MATERIAL; AND THEN CURING IT AT A TEMPERATURE OF FROM ABOUT 130* TO 170*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 |