US2720479A
Expired / Lapsed
US
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Method of bonding using brominated isomonoolefin polyolefin interpolymer adhesive compositions and article produced thereby
Assignee: Goodrich Corp
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Filing: 1951-06-30
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Granted: 1955-10-11
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Expires: 1971-06-30
Abstract
No abstract record available.
Inventors
- 👤 Richard A Crawford
- 👤 Richard T Morrissey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:05
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/12; C08J5/124; C08J5/125; C08J2323/00; C08J2323/02; C08J2323/16; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31688; Y10T428/31692; Y10T428/31855; Y10T428/31859; Y10T428/31877; Y10T428/31909; Y10T428/31913
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
133 words
THE METHOD OF BONDING TO METAL A RUBBERY INTERPOLYMER OF 70 TO 99% BY WEIGHT OF AN ISOMONOOLEFIN CONTAINING FROM 4 TO 8 CARBON ATOMS WITH 1 TO 30% BY WEIGHT OF A POLYOLEFIN CONTAINING FROM 4 TO 18 CARBON ATOMS, WHICH METHOD COMPRISES ASSEMBLING SAID INTERPOLYMER AND SAID METAL TOGETHER WITH AN INTERPOSED LAYER COMPRISING A MIXTURE OF A PHENOL-ALDEHYDE RESIN WITH A BROMINATED SOLID, RUBBERY INTERPOLYMER OF 70 TO 99% BY WEIGHT OF AN ISOMONOOLEFIN CONTAINING FROM 4 TO 8 CARBON ATOMS WITH 1 TO 30% BY WEIGHT OF A POLYOLEFIN CONTAINING FROM 4 TO 18 CARBON ATOMS, SAID BROMINATED INTERPOLYMER CONTAINING BROMINE IN AN AMOUNT FROM 20 TO 80% OF THAT REQUIRED TO SATURATE ALL OF ITS OLEFINIC UNSATURATION, AND HEATING SAID ASSEMBLY UNDER PRESSURE TO VULCANIZE SAID RUBBERY INTERPOLYMER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-10 | 1959-04-11 | 1959-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-10 | 1963-04-11 | 1963-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-10 | 1967-04-11 | 1967-10-11 | $7700.00 | Window Closed / Lapsed |