US2877195A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinylate fatty acid esters
Assignee: Kienle and Co
•
Filing: 1954-04-29
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Granted: 1959-03-10
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Expires: 1974-04-29
Abstract
No abstract record available.
Inventors
- 👤 John W Mcnabb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:44
CPC Classifications
C; C08; C08F; C08F299/00; C08F299/02; C08F299/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
AN INTERPOLYMER COMPRISING THE REACTION PRODUCT OF (1) A POLYESTER FORMED OF A POLYETHER HAVING AN EQUIVALENT WEIGHT OF AT LEAST ABOUT 132 AND HAVING ALTERNATELY IN A CHAIN AN ESTERIFABLE GLYCERYL RADICAL AND THE HYDROCARBON RADICAL OF A POLYHYDRIC PHENOL, SAID EQUIVALENT WEIGHT BEING IN THE WEIGHT OF A POLYETHER THEORETICALLY NEEDED TO COMPLETE ESTERIFY ONE MOL OF A MONOCARBOXYLIC ACID, SAID RADICALS BEING JOINED THROUGH ETHER OXYGEN ATOMS, AND 12 TO 22 CARBONS ATOM FATTY ACIDS HAVING CONJUGATED UNSATURATION, SAID POLYETHER AND SAID UNSATURATED FATTY ACID BEING COMBINED IN AN EQUIVALENT WEIGHT RATIO OF 1 TO 1 BASED ON THE HYDROXYL GROUPS AND CARBOXYL GROUPS RESPECTIVELY,M AND (2) AN ALKYL ESTER OF AN ACRYLIC ACID SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID IN WHICH SAID ALKYL GROUP CONTAINS 1 TO 4 CARBON ATOMS, AND REACTION PRODUCT BEING FORMED BY HEATING (1) AN D (2) IN THE PRESENCE OF A PEROXIDE CATALYST.
Claim 2
Dependent Claim
157 words
AN INTERPOLYMER COMPRISING THE REACTION PRODUCT OF (1) A POLYESTER FORMED OF A POLYETHER HAVING AN EQUIVALENT WEIGHT OF AT LEAST ABOUT 132 AND HAVING ALTERNATELY IN A CHAIN AN ESTERIFABLE GLYCERYL RADICAL AND THE HYDROCARBON RADICAL OF A POLYHYDRIC PHENOL, SAID EQUIVALENT WEIGHT BEING IN THE WEIGHT OF A POLYETHER THEORETICALLY NEEDED TO COMPLETE ESTERIFY ONE MOL OF A MONOCARBOXYLIC ACID, SAID RADICALS BEING JOINED THROUGH ETHER OXYGEN ATOMS, AND 12 TO 22 CARBONS ATOM FATTY ACIDS HAVING CONJUGATED UNSATURATION, SAID POLYETHER AND SAID UNSATURATED FATTY ACID BEING COMBINED IN AN EQUIVALENT WEIGHT RATIO OF 1 TO 1 BASED ON THE HYDROXYL GROUPS AND CARBOXYL GROUPS RESPECTIVELY,M AND (2) AN ALKYL ESTER OF AN ACRYLIC ACID SELECTED FROM THE GROUP CONSISTING OF ACRYLIC ACID AND METHACRYLIC ACID IN WHICH SAID ALKYL GROUP CONTAINS 1 TO 4 CARBON ATOMS, AND REACTION PRODUCT BEING FORMED BY HEATING (1) AN D (2) IN THE PRESENCE OF A PEROXIDE CATALYST.
References Cited (Backward Citations)
US2684345A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-09 | 1962-09-08 | 1963-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-09 | 1966-09-08 | 1967-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-09 | 1970-09-08 | 1971-03-10 | $7700.00 | Window Closed / Lapsed |