Patent US3110708A successfully refreshed from Google Patents.
US3110708A
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US
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Process for the thermal oxidative degradation and simultaneous purification of linear polyolefines
Assignee: BASF SE
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Filing: 1960-07-29
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Granted: 1963-11-12
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Expires: 1980-07-29
Abstract
No abstract record available.
Inventors
- 👤 Wisseroth Karl
- 👤 Herbeck Rudolf
- 👤 Lautenschlager Hans
- 👤 Moeller Hans
- 👤 Schmidt-Thomee Georg
- 👤 Staiger Gerhard
- 👤 Trieschmann Hans Georg
- 👤 Weber Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:43
CPC Classifications
C; C08; C08F; C08F6/00; C08F6/02; C08F8/00; C08F8/50; Y; Y10; Y10S; Y10S526/00; Y10S526/914
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A PROCESS FOR THE THERMAL OXIDATIVE DEGRADATION AND SIMULTANEOUS PURIFICATION OF LEAR POLYODEFINES OBTAINED BY POLYMERIZATION OF OLEFINES CONTAINING FROM 2 TO 4 CARBON ATOMS WITH METALLIFEROUS CATALYSTS WHICH COMPRISES TREATING A 3 TO 8 PERCENT SOLUTIN OF THE POLYOLEFINE FOR 15 TO 200 MINUTS IN AN ORGANIC SOLVENT WHICH IS INERT UNDER THE REACTION MIXTURE IN AN ORGANIC SOLVENT WHICH IS INERT UNDER THE REACTION CONDITIONS IN THE PRESENCE OF OXYGEN AT A TEMPERATURE OF BETWEEN 70* AND 200*C.
Claim 2
Dependent Claim
80 words
A PROCESS FOR THE THERMAL OXIDATIVE DEGRADATION AND SIMULTANEOUS PURIFICATION OF LEAR POLYODEFINES OBTAINED BY POLYMERIZATION OF OLEFINES CONTAINING FROM 2 TO 4 CARBON ATOMS WITH METALLIFEROUS CATALYSTS WHICH COMPRISES TREATING A 3 TO 8 PERCENT SOLUTIN OF THE POLYOLEFINE FOR 15 TO 200 MINUTS IN AN ORGANIC SOLVENT WHICH IS INERT UNDER THE REACTION MIXTURE IN AN ORGANIC SOLVENT WHICH IS INERT UNDER THE REACTION CONDITIONS IN THE PRESENCE OF OXYGEN AT A TEMPERATURE OF BETWEEN 70* AND 200*C.
References Cited (Backward Citations)
CA476476A
Cited
US3006907A
Cited
US3004963A
Cited
US3001977A
Cited
US2918461A
Cited
US3012022A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-11 | 1967-05-13 | 1967-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-11 | 1971-05-13 | 1971-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-11 | 1975-05-13 | 1975-11-12 | $7700.00 | Window Closed / Lapsed |