US3208966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sulfur-containing organosilicon esters as polyolefin stabilizers
Assignee: Carlisle Chemical Works Inc
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Filing: 1961-09-22
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Granted: 1965-09-28
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Expires: 1981-09-22
Abstract
No abstract record available.
Inventors
- 👤 Kenneth R Molt
- 👤 Otto A Homberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:46
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0898; C07F7/18; C07F7/1896; C08; C08K; C08K5/00; C08K5/54; C08K5/5406; C08K5/549
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
64 words
A MEMBER OF THE GROUP CONSISTING OF 1-18 CARBON ATOM ALKYL, CYCLOHEXYL, PHENYL, TOLYL AND HALOPHENYL SILICON ESTERS OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THIODIALKANE CARBOXYLIC ACIDS AND HALF ESTERS OF SUCH ACIDS, EACH ALKANE UNIT OF THE THIODIALKANE CARBOXYLIC ACIDS CONTAINING 2-4 CARBON ATOMS, WITH A MEMBER OF THE GROUP CONSISTING OF ALKANOLS HAVING 1-18 CARBON ATOMS AND MONOHYDRIC PHENOLS.
Claim 2
Dependent Claim
64 words
A MEMBER OF THE GROUP CONSISTING OF 1-18 CARBON ATOM ALKYL, CYCLOHEXYL, PHENYL, TOLYL AND HALOPHENYL SILICON ESTERS OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THIODIALKANE CARBOXYLIC ACIDS AND HALF ESTERS OF SUCH ACIDS, EACH ALKANE UNIT OF THE THIODIALKANE CARBOXYLIC ACIDS CONTAINING 2-4 CARBON ATOMS, WITH A MEMBER OF THE GROUP CONSISTING OF ALKANOLS HAVING 1-18 CARBON ATOMS AND MONOHYDRIC PHENOLS.
Claim 3
Dependent Claim
83 words
A POLYMER OF A MONOOLEFIN HAVING 2 TO 4 CARBON ATOMS STABILIZED WITH 0.01 TO 10% BY WEIGHT OF A MEMBER OF THE GROUP CONSISTING OF 1-18 CARBON ATOM ALKYL, CYCLOHEXYL, PHENYL, TOLYL AND HALOPHENYL SILICON ESTERS OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THIODIALKANE CARBOXYLIC ACIDS AND HALF ESTERS OF SUCH ACIDS, EACH ALKANE AND OF THE THIODIALKANE CARBOXYLIC ACIDS CONTAINING 2-4 CARBON ATOMS, WITH A MEMBER OF THE GROUP CONSISTING OF ALKANOLS HAVING 1-18 CARBON ATOMS AND MONOHYDRIC PHENOLS.
Claim 4
Dependent Claim
83 words
A POLYMER OF A MONOOLEFIN HAVING 2 TO 4 CARBON ATOMS STABILIZED WITH 0.01 TO 10% BY WEIGHT OF A MEMBER OF THE GROUP CONSISTING OF 1-18 CARBON ATOM ALKYL, CYCLOHEXYL, PHENYL, TOLYL AND HALOPHENYL SILICON ESTERS OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THIODIALKANE CARBOXYLIC ACIDS AND HALF ESTERS OF SUCH ACIDS, EACH ALKANE AND OF THE THIODIALKANE CARBOXYLIC ACIDS CONTAINING 2-4 CARBON ATOMS, WITH A MEMBER OF THE GROUP CONSISTING OF ALKANOLS HAVING 1-18 CARBON ATOMS AND MONOHYDRIC PHENOLS.
Claim 5
Dependent Claim
55 words
THE ORGANIC PRODUCT OF REACTION BETWEEN A MEMBER OF THE GROUP CONSISTING OF PHENYL, TOLYL, AND HALOPHENYL SILICON CHLORIDES AND A COMPOUND HAVING THE FORMULA HSR1COOR2 WHEREIN R1 IS AN ALKYLENE GROUP HAVING 1-3 CARBON ATOMS AND R2 IS MEMBER OF THE GROUP CONSISTING OF HYDROGEN, ALKYL HAVING 1-18 CARBON ATOMS, PHENYL, TOLYL AND HALOPHENYL.
Claim 6
Dependent Claim
55 words
THE ORGANIC PRODUCT OF REACTION BETWEEN A MEMBER OF THE GROUP CONSISTING OF PHENYL, TOLYL, AND HALOPHENYL SILICON CHLORIDES AND A COMPOUND HAVING THE FORMULA HSR1COOR2 WHEREIN R1 IS AN ALKYLENE GROUP HAVING 1-3 CARBON ATOMS AND R2 IS MEMBER OF THE GROUP CONSISTING OF HYDROGEN, ALKYL HAVING 1-18 CARBON ATOMS, PHENYL, TOLYL AND HALOPHENYL.
Claim 7
Dependent Claim
44 words
A POLYMER OF A MONOOLEFIN HAVING 2 TO 4 CARBON ATOMS STABILIZED WITH 0.01 TO 10% BY WEIGHT OF AN ORGANIC PRODUCT OF REACTION BETWEEN A MEMBER OF THE GROUP CONSISTING OF PHENYL, TOLYL, AND HALOPHENYL SILICON CHLORIDES AND A COMPOUND HAVING THE FORMULA
Claim 8
Dependent Claim
44 words
A POLYMER OF A MONOOLEFIN HAVING 2 TO 4 CARBON ATOMS STABILIZED WITH 0.01 TO 10% BY WEIGHT OF AN ORGANIC PRODUCT OF REACTION BETWEEN A MEMBER OF THE GROUP CONSISTING OF PHENYL, TOLYL, AND HALOPHENYL SILICON CHLORIDES AND A COMPOUND HAVING THE FORMULA
References Cited (Backward Citations)
US2944942A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |