US2653886A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for treating fibrous materials to improve their bonds with rubber
Assignee: Acordis UK Ltd
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Filing: 1950-06-27
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Granted: 1953-09-29
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Expires: 1970-06-27
Abstract
No abstract record available.
Inventors
- 👤 Gentle Alexander Henderson
- 👤 Jackson Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:28
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/04; C08J5/06; D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/41; C08J2321/00; Y; Y10; Y10S; Y10S156/00; Y10S156/91; Y10T; Y10T442/00; Y10T442/20; Y10T442/2738; Y10T442/2861; Y10T442/2869
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
PROCESS FOR TREATING FIBROUS MATERIALS THE MOLECULES OF WHICH COMPRISE REPEATING UNITS CONTAINING CARBON, HYDROGEN, AND A MORE ELECTRONEGATIVE ELEMENT THAN CARBON, TO FACILITATE THE SUBSEQUENT FORMATION OF STRONG BONDS WITH RUBBER DURING VULCANISATION OF THE RUBBER, WHICH COMPRISES IMPREGNATING THE MATERIAL WITH A PERMANENTLY FUSIBLE SYNTHETIC RESIN AS THE SOLE ADHESIVE, SAID RESIN BEING IN SOLUTION IN AN ORGANIC LIQUID THAT IS COMPLETELY MISCIBLE WITH WATER, AND DRYING THE MATERIAL, THE SYNTHETIC RESIN BEING A CONDENSATION PRODUCT OF ACETALDEHYDE WITH A PHENOL, AND THE SAID SOLUTION BEING FREE FROM ANY SOURCE OF FORMALDEHYDE.
Claim 2
Dependent Claim
94 words
PROCESS FOR TREATING FIBROUS MATERIALS THE MOLECULES OF WHICH COMPRISE REPEATING UNITS CONTAINING CARBON, HYDROGEN, AND A MORE ELECTRONEGATIVE ELEMENT THAN CARBON, TO FACILITATE THE SUBSEQUENT FORMATION OF STRONG BONDS WITH RUBBER DURING VULCANISATION OF THE RUBBER, WHICH COMPRISES IMPREGNATING THE MATERIAL WITH A PERMANENTLY FUSIBLE SYNTHETIC RESIN AS THE SOLE ADHESIVE, SAID RESIN BEING IN SOLUTION IN AN ORGANIC LIQUID THAT IS COMPLETELY MISCIBLE WITH WATER, AND DRYING THE MATERIAL, THE SYNTHETIC RESIN BEING A CONDENSATION PRODUCT OF ACETALDEHYDE WITH A PHENOL, AND THE SAID SOLUTION BEING FREE FROM ANY SOURCE OF FORMALDEHYDE.
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) | 1956-09-28 | 1957-03-30 | 1957-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-28 | 1961-03-30 | 1961-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-28 | 1965-03-30 | 1965-09-29 | $7700.00 | Window Closed / Lapsed |