Patent US4628102A successfully refreshed from Google Patents.
US4628102A
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US
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Novel monomers containing bicyclic amide acetal and epoxy functional groups
Assignee: Ashland LLC
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Filing: 1985-08-16
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Granted: 1986-12-09
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Expires: 2005-08-16
Abstract
Abstract The reaction of oxazolines with diepoxide compounds to form novel monomers containing both bicyclic amide acetal and epoxy functional groups is described.
Inventors
- 👤 Anil B. Goel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:09
CPC Classifications
C; C07; C07D; C07D498/00; C07D498/02; C07D498/04
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
141 words
The process for preparing a monomer which contains both bicyclic amide acetal and epoxy groups comprising reacting a compound of Formula I ##STR3## with A compound of Formula II ##STR4## wherein R represents a linear or cyclic alkylene group having from 1 to 30 carbon atoms, an arylene group having from 6 to 12 carbon atoms, an alkylene ether group having from 1 to 20 carbon atoms, or an arylene ether group having from 6 to 12 carbon atoms; R' represents an alkyl group having from 1 to 20 carbon atoms, an aryl group having from 6 to 12 carbon atoms L or an alkaryl group having from 7 to 20 carbon atoms, and R" and R'" independently represent hydrolgen, an alkyl group having from 1 to 10 carbon atoms or an aryl group having from 6 to 12 carbon atoms.
Claim 2
Dependent Claim
141 words
The process for preparing a monomer which contains both bicyclic amide acetal and epoxy groups comprising reacting a compound of Formula I ##STR3## with A compound of Formula II ##STR4## wherein R represents a linear or cyclic alkylene group having from 1 to 30 carbon atoms, an arylene group having from 6 to 12 carbon atoms, an alkylene ether group having from 1 to 20 carbon atoms, or an arylene ether group having from 6 to 12 carbon atoms; R' represents an alkyl group having from 1 to 20 carbon atoms, an aryl group having from 6 to 12 carbon atoms L or an alkaryl group having from 7 to 20 carbon atoms, and R" and R'" independently represent hydrolgen, an alkyl group having from 1 to 10 carbon atoms or an aryl group having from 6 to 12 carbon atoms.
Claim 3
Dependent Claim
36 words
The process of claim 1 wherein the equivalent ratio of epoxy groups to oxazoline groups is in the range of from 5:1 to 1:1 and the reaction temperature is in the range of from 120°-200° C.
Claim 4
Dependent Claim
36 words
The process of claim 1 wherein the equivalent ratio of epoxy groups to oxazoline groups is in the range of from 2.5:1 to 1.5:1 and the reaction temperature is in the range of from 140°-170° C.
Claim 5
Dependent Claim
18 words
The process of claim 3 wherein there is also included an alkali or alkaline earth metal salt catalyst.
Claim 6
Dependent Claim
22 words
The process of claim 3 wherein the compound of Formula I is 1,2,7,8-diepoxy octane and the compound of Formula II is 2-ethyl-2-oxazoline.
Claim 7
Dependent Claim
24 words
The process of claim 3 wherein the compound of Formula I is 1,4-butane diol diglycidyl ether and the compound of Formula II is 2-ethyl-2-oxazoline.
Claim 8
Dependent Claim
23 words
The process of claim 3 wherein the compound of Formula I is vinyl cyclohexene dioxide and the compound of Formula II is 2-ethyl-2-oxazoline.
Claim 9
Dependent Claim
9 words
The monomer produced by the process of claim 1.
Claim 10
Dependent Claim
40 words
The monomer produced by the process of claim 1 wherein the equivalent ratio of epoxy groups to oxazoline groups is in the range of from 5:1 to 1:1 and the reaction temperature is in the range of from 120°-200° C.
Claim 11
Dependent Claim
40 words
The monomer produced by the process of claim 1 wherein the equivalent ratio of epoxy groups to oxazoline groups is in the range of from 2.5:1 to 1.5:1 and the reaction temperature is in the range of from 140°-170° C.
Claim 12
Dependent Claim
13 words
The monomer of claim 10 wherein the compound of Formula II is 2-ethyl-2-oxazoline.
Claim 13
Dependent Claim
15 words
The monomer of claim 11 wherein the compound of Formula I is 1,2,7,8 -diepoxy octane.
Claim 14
Dependent Claim
16 words
The monomer of claim 11 wherein the compound of Formula II is 1,4-butane diol diglcidyl ether.
Claim 15
Dependent Claim
15 words
The monomer of claim 11 wherein the compound of Formula I is vinyl cyclohexene dioxide.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-12-08 | 1990-06-09 | 1990-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-12-08 | 1994-06-09 | 1994-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-12-08 | 1998-06-09 | 1998-12-09 | $7700.00 | Window Closed / Lapsed |