US2659706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compounding process and product thereof from a mixture of a phenol-formaldehyde resin, butadiene-acrylonitrile copolymer, and a nonsolvent hydrocarbon plasticizer
Assignee: Uniroyal Inc
•
Filing: 1950-10-07
•
Granted: 1953-11-17
•
Expires: 1970-10-07
Abstract
No abstract record available.
Inventors
- 👤 Charles F Fisk
- 👤 Albert W Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:28
CPC Classifications
C; C08; C08L; C08L9/00; C08L9/02; C08L61/00; C08L61/04; C08L61/06; C08K; C08K5/00; C08K5/0008; C08K5/0016; C08K5/01; C08L23/00; C08L23/02; C08L23/18; C08L23/20; C08L23/22; C08L9/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A NEW COMPOSITION OF MATTER COMPRISING AN UNSET INTIMATE MIXTURE OF A RUBBERY COPOLYMER OF BUTADIENE AND ACRYLONITRILE, A THERMOSETTING PHENOL-FORMALDEHYDE RESIN COMPATIBLE TEHREWITH, AND A NON-SOLVENT HYDROCARBON PLASTICIZER IN PROPORTIONS OF FROM 20 TO 70% OF SAID RESIN AND CORRESPONDINGLY FROM 80 TO 30% OF SAID COPOLYMER, SAID PERCENTAGES BEING BY WEIGHT BASED ON THE SUM OF SAID RESIN AND SAID COPOLYMER, AND FROM 5 TO 100 PARTS OF SAID BY WEIGHT OF SAID PLASTICIZER PER 100 PARTS OF SAID COPOLYMER, SAID INGREDIENTS HAVING BEEN COMMINGLED AT A STOCK TEMPERATURE NOT EXCEEDING 160* F., SAID MIXTURE BEING CHARACTERIZED BY ITS "DEADNESS", LOW MODULUS, AND EASE OF CUTTING, AND BY THE FACT THAT UPON BEING CALENDERED THE CALENDERED MATERIAL EXHIBITS SUBSTANTIALLY NO SHRINKAGE OR SUBSEQUENT DIMENSIONAL CHANGE.
Claim 2
Dependent Claim
127 words
A NEW COMPOSITION OF MATTER COMPRISING AN UNSET INTIMATE MIXTURE OF A RUBBERY COPOLYMER OF BUTADIENE AND ACRYLONITRILE, A THERMOSETTING PHENOL-FORMALDEHYDE RESIN COMPATIBLE TEHREWITH, AND A NON-SOLVENT HYDROCARBON PLASTICIZER IN PROPORTIONS OF FROM 20 TO 70% OF SAID RESIN AND CORRESPONDINGLY FROM 80 TO 30% OF SAID COPOLYMER, SAID PERCENTAGES BEING BY WEIGHT BASED ON THE SUM OF SAID RESIN AND SAID COPOLYMER, AND FROM 5 TO 100 PARTS OF SAID BY WEIGHT OF SAID PLASTICIZER PER 100 PARTS OF SAID COPOLYMER, SAID INGREDIENTS HAVING BEEN COMMINGLED AT A STOCK TEMPERATURE NOT EXCEEDING 160* F., SAID MIXTURE BEING CHARACTERIZED BY ITS "DEADNESS", LOW MODULUS, AND EASE OF CUTTING, AND BY THE FACT THAT UPON BEING CALENDERED THE CALENDERED MATERIAL EXHIBITS SUBSTANTIALLY NO SHRINKAGE OR SUBSEQUENT DIMENSIONAL CHANGE.
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) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |