US3846160A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for enhancing the adhesion between steel cord and a rubber compound
Assignee: Yokohama Rubber Co Ltd
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Filing: 1972-06-23
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Granted: 1974-11-05
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Expires: 1992-06-23
Abstract
Abstract 1. A PROCESS FOR MANUFACTURING STEEL CORD REINFORCED RUBBER COMPRISING: COATING STEEL CORD WITH A SOLUTION COMPRISING A MINERAL OIL AND AN ORGANIC ACID SALT OF A HIGHER ALIPHATIC AMINE, SAID SALT BEING PRESENT IN AN AMOUNT EFFECTIVE TO PROMOTE ADHESIION BETWEEN THE STEEL CORD AND RUBBER; FORMING A COMPOSITE BODY OF SAID COATED STEEL CORD AND RUBBER; AND VULCANIZING SAID COMPOSITE.
Inventors
- 👤 H Hirakawa
- 👤 T Sakai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:55
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/04; B32B15/06; C; C08; C08J; C08J5/00; C08J5/04; C08J5/06; B32B15/18; D; D07; D07B; D07B1/00; D07B1/06; D07B1/0606; D07B1/0666; B32B2311/00; B32B2311/12; B32B2311/20; C08J2321/00; D07B2201/00; D07B2201/20; D07B2201/2001; D07B2201/201; D07B2201/2012; D07B2205/00; D07B2205/30; D07B2205/3021; D07B2205/3071; D07B2205/3085; D07B2205/3089; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/2942; Y10T428/2945
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A PROCESS FOR MANUFACTURING STEEL CORD REINFORCED RUBBER COMPRISING: COATING STEEL CORD WITH A SOLUTION COMPRISING A MINERAL OIL AND AN ORGANIC ACID SALT OF A HIGHER ALIPHATIC AMINE, SAID SALT BEING PRESENT IN AN AMOUNT EFFECTIVE TO PROMOTE ADHESIION BETWEEN THE STEEL CORD AND RUBBER; FORMING A COMPOSITE BODY OF SAID COATED STEEL CORD AND RUBBER; AND VULCANIZING SAID COMPOSITE.
Claim 2
Dependent Claim
61 words
A PROCESS FOR MANUFACTURING STEEL CORD REINFORCED RUBBER COMPRISING: COATING STEEL CORD WITH A SOLUTION COMPRISING A MINERAL OIL AND AN ORGANIC ACID SALT OF A HIGHER ALIPHATIC AMINE, SAID SALT BEING PRESENT IN AN AMOUNT EFFECTIVE TO PROMOTE ADHESIION BETWEEN THE STEEL CORD AND RUBBER; FORMING A COMPOSITE BODY OF SAID COATED STEEL CORD AND RUBBER; AND VULCANIZING SAID COMPOSITE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-11-04 | 1978-05-06 | 1978-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-04 | 1982-05-06 | 1982-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-04 | 1986-05-06 | 1986-11-05 | $7700.00 | Window Closed / Lapsed |