Patent US3256281A successfully refreshed from Google Patents.
US3256281A
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Alkoxylated mixtures of di- and triamino-1, 3, 5-triazine-polyols and a process for their production
Assignee: Olin Corp
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Filing: 1963-01-04
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Granted: 1966-06-14
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Expires: 1983-01-04
Abstract
No abstract record available.
Inventors
- 👤 Donald W Kaiser
- 👤 John K Zane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:27
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/48; C08G18/50; C08G18/5021; C08G18/5054; C08G18/5063
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A COALKOXYLATION COMPOSITION PREPARED BY ADMIXING AT A TEMPERATURE BETWEEN 75 AND 175*C. (1) A BASIC CATALYST, (2) AN ALKYLENE OXIDE HAVING 3 TO 8 CARBON ATOMS (3) AN AMINO-1,3,5-TRIAZINE CONTAINING AT LEAST TWO AMINO GROUPS AND (4) A POLYOL, CAPABLE OF DISSOLVING SAID TRIAZINE, EACH OF (3) AND (4) HAVING A FUNCTIONALITY OF AT LEAST TWO, THE WEIGHT RATIO OF (3) AND (4) BEING BETWEEN 10:90 AND 90:10 AND OF (3) PLUS (4) TO (2) BEING BETWEEN 1:2 AND 1:125.
Claim 2
Dependent Claim
81 words
A COALKOXYLATION COMPOSITION PREPARED BY ADMIXING AT A TEMPERATURE BETWEEN 75 AND 175*C. (1) A BASIC CATALYST, (2) AN ALKYLENE OXIDE HAVING 3 TO 8 CARBON ATOMS (3) AN AMINO-1,3,5-TRIAZINE CONTAINING AT LEAST TWO AMINO GROUPS AND (4) A POLYOL, CAPABLE OF DISSOLVING SAID TRIAZINE, EACH OF (3) AND (4) HAVING A FUNCTIONALITY OF AT LEAST TWO, THE WEIGHT RATIO OF (3) AND (4) BEING BETWEEN 10:90 AND 90:10 AND OF (3) PLUS (4) TO (2) BEING BETWEEN 1:2 AND 1:125.
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) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |