US2774703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber-fabric laminates and bonding agent therefor
Assignee: Phillips Petroleum Co
•
Filing: 1953-01-05
•
Granted: 1956-12-18
•
Expires: 1973-01-05
Abstract
No abstract record available.
Inventors
- 👤 William B Reynolds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:00
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/04; C08J5/06; C08J2321/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31826; Y10T428/31833; Y10T428/31837; Y10T442/00; Y10T442/20; Y10T442/2738; Y10T442/2861
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
AS A BONDING AGENT, FOR BONDING RUBBER TO FABRIC PREPARED FROM ORGANIC FIBERS AN AQUEOUS ALKALINE SOLUTION CONTAINING AT LEAST 0.5 WEIGHT PER CENT OF A COPOLYMER PREPARED BY POLYMERIZING A MIXTURE CONSISTING ESSENTIALLY OF A CONJUGATED DIENE AND AN ACID SELECTED FROM THE GROUP CONSISTING OF ACRYLIC AND METHARCYLIC ACID, SAID CONJUGATED DICNE COMPRISING AT LEAST 10 PARTS BY WEIGHT PER 100 PARTS OF THE MONOMERIC MIXTURE.
Claim 2
Dependent Claim
105 words
A PROCESS OF PREPARING A RUBBER-FBRIC LAMINATE COMPRISING TREATING THE FABRIC WITH AN AQUEOUS ALKALINE SOLUTION CONTAINING 0.5 TO 15 PERCENT BY WEIGHT OF A COPOLYMER PREPARED BY POLYMERIZING A MIXTURE OF 10 TO 80 PARTS BY WEIGHT PER 100 PARTS OF MONOMERS OF A CONJUGATED DIENE AND 90 TO 20 PARTS BY WEIGHT OF AN ACID SELECTED FROM THE GROUP CONSISTING OF ACRYLIC AND METHACRYLIC ACID, CONTACTING THE THUS TREATED FABRIC WITH AN ACID SOLUTION TO PRECIPITATE THE POLYMER IN THE FABRIC, APPLYING A LAYER OF RUBBER THERETO, AND HEATING THE RESULTING LAMINATE TO VULCANIZE SAID RUBBER AND TO FORM A STRONG RUBBER-TOFABRIC BOND.
References Cited (Backward Citations)
US2385110A
Cited
US2604668A
Cited
US2619477A
Cited
US2698318A
Cited
US2710292A
Cited
US2692841A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-18 | 1960-06-18 | 1960-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-18 | 1964-06-18 | 1964-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-18 | 1968-06-18 | 1968-12-18 | $7700.00 | Window Closed / Lapsed |