US2510177A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hot melt coating composition
Assignee: Celanese Corp
•
Filing: 1946-11-29
•
Granted: 1950-06-06
•
Expires: 1966-11-29
Abstract
No abstract record available.
Inventors
- 👤 Horback William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:40
CPC Classifications
C; C09; C09D; C09D101/00; C09D101/08; C09D101/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A HOT-MELT COATING COMPOSITION ADAPTED TO FORM SMOOTH, HEAT SEALING, MOISTURE-PROOF AND NON-TACKY COATINGS, COMPRISING 100 PARTS BY WEIGHT OF CELLULOSE PROPIONATE HAVING FROM 0.1 TO 0.5 FREE HYDROXYL GROUPS THEREIN PER GLUCOSE UNIT AND A VISCOSITY OF 10 TO 100 CENTIPOISES IN WHICH ARE INCORPORATED FROM 40 TO 100 PARTS BY WEIGHT OF MIXTURE OF PLASTICIZERS FOR THE CELLULOSE PROPIONATE, UP TO 25% BY WEIGHT OF SAID MIXTURE BEING BUTOXYETHYL STEARATE AND THE REMAINDER DIBUTYL SEBACATE.
Claim 2
Dependent Claim
77 words
A HOT-MELT COATING COMPOSITION ADAPTED TO FORM SMOOTH, HEAT SEALING, MOISTURE-PROOF AND NON-TACKY COATINGS, COMPRISING 100 PARTS BY WEIGHT OF CELLULOSE PROPIONATE HAVING FROM 0.1 TO 0.5 FREE HYDROXYL GROUPS THEREIN PER GLUCOSE UNIT AND A VISCOSITY OF 10 TO 100 CENTIPOISES IN WHICH ARE INCORPORATED FROM 40 TO 100 PARTS BY WEIGHT OF MIXTURE OF PLASTICIZERS FOR THE CELLULOSE PROPIONATE, UP TO 25% BY WEIGHT OF SAID MIXTURE BEING BUTOXYETHYL STEARATE AND THE REMAINDER DIBUTYL SEBACATE.
References Cited (Backward Citations)
US2397320A
Cited
GB369294A
Cited
US2015088A
Cited
GB428160A
Cited
US2117827A
Cited
US2261140A
Cited
US2209357A
Cited
US2387773A
Cited
US2410685A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-05 | 1953-12-05 | 1954-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-05 | 1957-12-05 | 1958-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-05 | 1961-12-05 | 1962-06-06 | $7700.00 | Window Closed / Lapsed |