US4535111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat sensitizing agents, the production and use thereof
Assignee: Bayer AG
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Filing: 1984-08-08
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Granted: 1985-08-13
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Expires: 2004-08-08
Abstract
Abstract Certain polyurea-modified polyether urethanes of polyisocyanates, polyethers and polyamines are suitable as heat sensitizing agents for latices.
Inventors
- 👤 Hermann Perrey
- 👤 Martin Matner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:08
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/21; C07; C07C; C07C275/00; C07C275/04; C07C275/06; C07C275/14; C07C275/26; C07C275/28; C07C275/40; C08G; C08G18/00; C08G18/06; C08G18/08; C08G18/10; C08G18/28; C08G18/2805; C08G18/2815; C08G18/283
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
112 words
Heat sensitizing agents corresponding to the general formula I ##STR3## wherein R 1 and R 2 independently represent C 2 -C 4 alkylene or C 3 -C 14 cycloalkylene, R 3 , R 4 and R 5 independently represent optionally substituted alkylene, cycloalkylene or arylene, R 6 ,R 7 ,R 8 and R 9 independently represent hydrogen or methyl, R 10 represents C 1 -C 18 alkyl, C 6 -C 18 aryl, C 7 -C 18 aralkyl or C 2 -C 18 alkenyl, n represents the values 0 to 50, m represents the values 1 to 4 x represents the values 5 to 100, and y represents the values 0 to 100.
Claim 2
Dependent Claim
112 words
Heat sensitizing agents corresponding to the general formula I ##STR3## wherein R 1 and R 2 independently represent C 2 -C 4 alkylene or C 3 -C 14 cycloalkylene, R 3 , R 4 and R 5 independently represent optionally substituted alkylene, cycloalkylene or arylene, R 6 ,R 7 ,R 8 and R 9 independently represent hydrogen or methyl, R 10 represents C 1 -C 18 alkyl, C 6 -C 18 aryl, C 7 -C 18 aralkyl or C 2 -C 18 alkenyl, n represents the values 0 to 50, m represents the values 1 to 4 x represents the values 5 to 100, and y represents the values 0 to 100.
Claim 3
Dependent Claim
118 words
Heat sensitizing agents corresponding to the general formula II ##STR4## wherein R 1 represents C 2 -C 7 alkylene or C 5 -C 7 cycloalkylene, R 3 represents C 6 -C 20 alkylene or C 6 -C 20 cycloalkylene or -arylene which may be substituted by C 1 -C 4 alkyl or halogen, R 6 and R 8 represent hydrogen or methyl, R 10 represents C 1 -C 6 alkyl, n represents the values 0 to 5, and x and y represent the values 5 to 100, and the units (CHR 6 --CH 2 --O) and (CHR 8 --CH 2 --O) are present in blocks, or are statistically distributed or are partially in blocks and partially statistically distributed.
Claim 4
Dependent Claim
118 words
Heat sensitizing agents corresponding to the general formula II ##STR4## wherein R 1 represents C 2 -C 7 alkylene or C 5 -C 7 cycloalkylene, R 3 represents C 6 -C 20 alkylene or C 6 -C 20 cycloalkylene or -arylene which may be substituted by C 1 -C 4 alkyl or halogen, R 6 and R 8 represent hydrogen or methyl, R 10 represents C 1 -C 6 alkyl, n represents the values 0 to 5, and x and y represent the values 5 to 100, and the units (CHR 6 --CH 2 --O) and (CHR 8 --CH 2 --O) are present in blocks, or are statistically distributed or are partially in blocks and partially statistically distributed.
Claim 5
Dependent Claim
97 words
Heat sensitizing agents according to claim 2 wherein R 1 represents C 2 -C 3 alkylene, R 3 represents C 6 -C 13 alkylene, C 6 -C 13 cycloalkylene or C 6 -C 13 arylene which may be substituted by methyl, R 6 represents hydrogen, R 8 represents methyl, n represents the values 1 to 5, x represents the values 5 to 50, and y represents the values 5 to 40, and the units (CH 2 --CH 2 --O) and (CH(CH 3 )--CH 2 --O) are statistically distributed or are partially in blocks and partially statistically distributed.
Claim 6
Dependent Claim
80 words
Process for the preparation of the compounds of claim 1 comprising reacting (m+1) valent polyisocyanates with polyethers corresponding to formula (III) HO--(CHR.sub.6 --CHR.sub.7 --O).sub.x --(CHR.sub.8 --CHR.sub.9 --O).sub.y --R.sub.10 III and with polyamines corresponding to formula IV NH.sub.2 --(R.sub.1 --NH).sub.n --R.sub.2 --NH.sub.2, IV wherein the radicals R 1 , R 2 , R 6 , R 7 , R 8 , R 9 , and R 10 and the values m, n, x and y are as defined in claim 1.
Claim 7
Dependent Claim
16 words
Process for the production heat-sensitizable latices comprising adding compounds according to claim 1 to the latices.
Claim 8
Dependent Claim
26 words
Process according to claim 5 comprising adding 1 to 20 percent, by weight, based on polymer, of the compounds according to claim 1 to the latices.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1988-08-12 | 1989-02-11 | 1989-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-08-12 | 1993-02-11 | 1993-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-08-12 | 1997-02-11 | 1997-08-13 | $7700.00 | Window Closed / Lapsed |