US4801400A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Epoxy pyrrolidone based non-ionic surfactants
Assignee: ISP Investments LLC
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Filing: 1987-03-02
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Granted: 1989-01-31
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Expires: 2007-03-02
Abstract
Abstract The invention relates to compounds having the formula: ##STR1## wherein X is ##STR2## B is C 8-24 alkyl--; ##STR3## Y and Z are each H or C 1-12 alkyl; m is an integer having a value of 1 to 100; n is an integer having a value of 2 to 50; p is an integer having a value of 0 or 1; s is an integer having a value of 1 or 2; R' is H or CH 3 and A is H or ##STR4## wherein R" is hydrogen or methyl and r is an integer having a value of from 1 to 100. The invention also relates to the process for the preparation of said compounds, as well as the process of using them as a surfactant or complexing agent and compositions therefor.
Inventors
- 👤 Robert B. Login
- 👤 Mohamed M. Hashem
- 👤 David J. Tracy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:00
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/18; C07D207/22; C07D207/24; C07D207/26; C07D207/263; C07D207/27; C08; C08G; C08G65/00; C08G65/02; C08G65/04; C08G65/22; C08G65/26; C08G65/2603; C08G65/2606; C09; C09K; C09K23/00; C09K23/32; Y; Y10; Y10S; Y10S516/00; Y10S516/905; Y10S516/914; Y10S516/915
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
82 words
A compound having the formula: ##STR52## wherein X is ##STR53## B is C 8-24 alkyl- ##STR54## Y and Z are each H or C 1-12 alkyl; m is an integer having a value of 1 to 100; n is an integer having a value of 2 to 50; p is an integer having a value of 0 or 1; s is an integer having a value of 1 or 2; R' is H of CH 3 and A is H or ##STR55##
Claim 2
Dependent Claim
82 words
A compound having the formula: ##STR52## wherein X is ##STR53## B is C 8-24 alkyl- ##STR54## Y and Z are each H or C 1-12 alkyl; m is an integer having a value of 1 to 100; n is an integer having a value of 2 to 50; p is an integer having a value of 0 or 1; s is an integer having a value of 1 or 2; R' is H of CH 3 and A is H or ##STR55##
Claim 3
Dependent Claim
61 words
The compound of claim 1 having the formula ##STR56## wherein n has a value of from 2 to 50 and B is selected from the group consisting of C 9 to C 14 alkyl and C 8 to C 12 alkylphenyl wherein phenyl is optionally substituted with up to two additional alkyl groups each containing from 1 to 12 carbon atoms.
Claim 4
Dependent Claim
67 words
The compound of claim 1 having the formula ##STR57## wherein n has a value of from 2 to 50, B is selected from the group consisting of C 9 to C 14 alkyl and C 8 to C 12 alkylphenyl wherein phenyl is optionally substituted with up to two additional alkyl groups containing from 1 to 12 carbon atoms and X is as defined in claim 1.
Claim 5
Dependent Claim
30 words
The compound of claim 1 wherein B is selected from the group consisting of ##STR58## wherein m' and m" are integers each having a value of from 3 to 50.
Claim 6
Dependent Claim
23 words
The composition comprising between about 0.001 wt. % and about 50 wt. % of the compound of claim 1 in an inert solvent.
Claim 7
Dependent Claim
23 words
The composition comprising between about 0.001 wt. % and about 50 wt. % of the compound of claim 2 in an inert carrier.
Claim 8
Dependent Claim
23 words
The composition comprising between about 0.001 wt. % and about 50 wt. % of the compound of claim 3 in an inert carrier.
Claim 9
Dependent Claim
23 words
The composition comprising between about 0.001 wt. % and about 50 wt. % of the compound of claim 4 in an inert carrier.
Claim 10
Dependent Claim
10 words
The composition of claim 5 wherein the solvent is water.
Claim 11
Dependent Claim
26 words
The composition comprising between about 0.0001 and about 0.05 wt. % of the compound of claim 1 and a liquid mixture having a high surface tension.
References Cited (Backward Citations)
US3136766A
Cited
US4698412A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1992-01-31 | 1992-08-01 | 1993-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-01-31 | 1996-08-01 | 1997-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-01-31 | 2000-08-01 | 2001-01-31 | $7700.00 | Window Closed / Lapsed |