Patent US3054698A successfully refreshed from Google Patents.
US3054698A
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Flame proofing of cellulosic materials
Assignee: Hooker Chemical Corp
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Filing: 1960-11-21
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Granted: 1962-09-18
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Expires: 1980-11-21
Abstract
No abstract record available.
Inventors
- 👤 George M Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:13
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423; D06M15/43; D06M15/431; C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/54; C07F9/5407; D06M15/21; D06M15/244; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10S428/921; Y10T; Y10T442/00; Y10T442/20; Y10T442/2631; Y10T442/2672; Y10T442/268
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
120 words
A PROCESS FOR PREPARING A FLEXIBLE, FLAME-RETARDANT CELLULOSIC TEXTILE WHICH COMPRISES IMPREGNATING THE CELLULOSIC TEXTILE TO BE TREATED WITH ANAQUEOUS DISPERSION CONTAINING BETWEEN ABOUT FORTY-FIVE AND ABOUT EIGHTY PERCENT BY WEIGHT OF WATER, BETWEEN ABOUT SIX AND ABOUT TWENTY PERCENT BY WEIGHT OF TETRAKIS (HYDROXYMETHYL) PHOSPHONIUM CHLORIDE, BETWEEN ABOUT ONE AND ABOUT FOUR PERCENT BY WEIGHT OF TRIETHANOLAMINE, BETWEEN ABOUT THREE AND ABOUT TWELVE PERCENT BY WEIGHT OF TRIMETHYLOLM,ELAMINE, BETWEEN ABOUT THREE AND ABOUT TWELVE PER CENT BY WEIGHT OF UREA, AND BETWEEN ABOUT SEVEN AND ABOUT TWENTY-FIVE PERCENT BY WEIGHT OF A POLYVINYL CHLORIDE RESIN HAVING A SOFTENING POINT BETWEEN ABOUT ONE HUNDRED AND SEVENTY AND ABOUT TWO HUNDRED DEGREES CENTIGRADE, AND DRYING AND CURING THE TREATED CELLULOSIC MATERIAL.
References Cited (Backward Citations)
US2684953A
Cited
US2810701A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-17 | 1966-03-19 | 1966-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-17 | 1970-03-19 | 1970-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-17 | 1974-03-19 | 1974-09-18 | $7700.00 | Window Closed / Lapsed |