US4243818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High molecular weight products
Assignee: Henkel Corp
•
Filing: 1979-10-04
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Granted: 1981-01-06
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Expires: 1999-10-04
Abstract
Abstract The present invention describes the production of high molecular weight unsaturated esters of polyhydric alcohols and their derivatives.
Inventors
- 👤 Edgar R. Rogier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:22
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/132; C07C29/136; C07C29/14; C07C29/141; C07C29/36; C07C29/38; C07C45/00; C07C45/49; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/30; C08G18/32; C08G18/3203; C08G18/3206; C08G18/3209; C08G18/67; C08G18/675
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
102 words
The unsaturated esters of a member selected from the group consisting of an alcohol of the formula: CH.sub.3 (CH.sub.2).sub.m [C(CH.sub.2 OH).sub.2 ].sub.n (CH.sub.2).sub.p [C(CH.sub.2 OH).sub.2 ].sub.q (CH.sub.2).sub.r [C(CH.sub.2 OH).sub.2 ].sub.s (CH.sub.2).sub.t CH.sub.2 OH and a diol of the formula: H(CH.sub.2).sub.h CH(CH.sub.2 OH)(CH.sub.2).sub.k CH.sub.2 OH and mixtures thereof wherein n plus q plus s are integers the sum of which is from 1 to 3, k and t are 3 or greater and m through t are integers the sum of which is from 12 to 20 and h plus k are non-zero integers the sum of which is from 12 to 20.
Claim 2
Dependent Claim
102 words
The unsaturated esters of a member selected from the group consisting of an alcohol of the formula: CH.sub.3 (CH.sub.2).sub.m [C(CH.sub.2 OH).sub.2 ].sub.n (CH.sub.2).sub.p [C(CH.sub.2 OH).sub.2 ].sub.q (CH.sub.2).sub.r [C(CH.sub.2 OH).sub.2 ].sub.s (CH.sub.2).sub.t CH.sub.2 OH and a diol of the formula: H(CH.sub.2).sub.h CH(CH.sub.2 OH)(CH.sub.2).sub.k CH.sub.2 OH and mixtures thereof wherein n plus q plus s are integers the sum of which is from 1 to 3, k and t are 3 or greater and m through t are integers the sum of which is from 12 to 20 and h plus k are non-zero integers the sum of which is from 12 to 20.
Claim 3
Dependent Claim
13 words
The composition of claim 1 wherein the unsaturated ester is the acrylate ester.
Claim 4
Dependent Claim
13 words
The composition of claim 1 wherein the unsaturated ester is the methacrylate ester.
Claim 5
Dependent Claim
21 words
The composition of claim 1 wherein the alcohol and the diol are present in a weight ratio of 1:2 to 100:1.
Claim 6
Dependent Claim
17 words
The composition of claim 1 wherein the unsaturated ester of the alcohol is the 9,9(10,10) bis(hydroxymethyl)octadecanol ester.
Claim 7
Dependent Claim
19 words
The composition of claim 1 wherein the unsaturated ester of the alcohol is a 9,9(10,10); 12,12(13,13) di-[bis(hydroxymethyl)] octadecanol ester.
Claim 8
Dependent Claim
19 words
The composition of claim 1 wherein the unsaturated ester of the alcohol is a 9,9(10,10); 12,12(13,13); 15,15(16,16) tri-[bis(hydroxymethyl)]octadecanol ester.
Claim 9
Dependent Claim
10 words
The composition of claim 5 which is the acrylate ester.
Claim 10
Dependent Claim
17 words
The composition of claim 1 wherein the unsaturated ester of the diol is the 9(10)-hydroxymethyl octadecanol ester.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-01-06 | 1984-07-07 | 1985-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-01-06 | 1988-07-07 | 1989-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-01-06 | 1992-07-07 | 1993-01-06 | $7700.00 | Window Closed / Lapsed |