US2586124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the preparation of chlorinated rubber
Assignee: Rubber Stichting
•
Filing: 1950-03-21
•
Granted: 1952-02-19
•
Expires: 1970-03-21
Abstract
No abstract record available.
Inventors
- 👤 Gerrit Jan Van Amerongen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:10
CPC Classifications
C; C08; C08C; C08C19/00; C08C19/12; C08C19/14; Y; Y10; Y10S; Y10S524/00; Y10S524/925
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
IN THE PREPARATION OF AQUEOUS DISSPERSIONS OF NON-HYDROPHILIC CHLORINATED RUBBER SUNSTANTIALLY FREE FROM OXYGEN THE PROCESS WHICH CONSISTS SUBSTANTIALLY IN STABILIZING A LATEX OF A CONJUGATED DIOLEFIN RUBBER BY ADDING THERETO FROM ABOUT 2 TO 10 PER CENT, BASED ON THE WEIGHT OF THE RUBBER PRESENT IN THE LATEX OF A WATER-SOLUBLE CATIONIC SOAP SELECTED FROM A CLASS CONSISTING OF THE WATER SOLUBLE SALTS OF QUATERNARY AMMONIUM BASES AND OF TERTIARY AMINES HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
76 words
IN THE PREPARATION OF AQUEOUS DISSPERSIONS OF NON-HYDROPHILIC CHLORINATED RUBBER SUNSTANTIALLY FREE FROM OXYGEN THE PROCESS WHICH CONSISTS SUBSTANTIALLY IN STABILIZING A LATEX OF A CONJUGATED DIOLEFIN RUBBER BY ADDING THERETO FROM ABOUT 2 TO 10 PER CENT, BASED ON THE WEIGHT OF THE RUBBER PRESENT IN THE LATEX OF A WATER-SOLUBLE CATIONIC SOAP SELECTED FROM A CLASS CONSISTING OF THE WATER SOLUBLE SALTS OF QUATERNARY AMMONIUM BASES AND OF TERTIARY AMINES HAVING THE GENERAL FORMULA:
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) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |