US2597025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Potentially reactive aromatic diisocyanate-water resinous reaction product and method of preparing
Assignee: Armour and Co
•
Filing: 1947-09-13
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Granted: 1952-05-20
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Expires: 1967-09-13
Abstract
No abstract record available.
Inventors
- 👤 Jr George Otto Orth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:40
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/30; C08G18/302; Y; Y10; Y10S; Y10S528/00; Y10S528/905; Y10S528/906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A POTENTIALLY REACTIVE RESINOUS MASS FORMED BY REACTING ONE MOLE OF AN AROMATIC DIISOCYANATE WITH FROM 0.1 TO 0.9 MOLE OF WATER IN THE PRESENCE OF A LIQUID REACTION MEDIUM, WHICH IS A MUTUAL SOLVENT FOR BOTH SAID AROMATIC DIISOCYANATE AND WATER AND WHICH IS A COMPOUND CONTAINING SOLELY CARBON, HYDROGEN, AND NITROGEN AND WHICH WILL IONIZE IN THE PRESENCE OF WATER TO FORM A BASIC MATERIAL, SAID REACTION MEDIUM BEING EMPLOYED IN THE PROPORTION OF 0.1 TO 10 MOLES PER EACH MOLE OF THE AROMATIC DIISOCYANATE, AND SAID RESINOUS MASS BEING CAPABLE OF SETTING WITHOUT THE APPLICATION OF HEAT TO AN INFUSIBLE, INSOLUBLE MATERIAL UPON MIXING WITH WATER.
Claim 2
Dependent Claim
109 words
A POTENTIALLY REACTIVE RESINOUS MASS FORMED BY REACTING ONE MOLE OF AN AROMATIC DIISOCYANATE WITH FROM 0.1 TO 0.9 MOLE OF WATER IN THE PRESENCE OF A LIQUID REACTION MEDIUM, WHICH IS A MUTUAL SOLVENT FOR BOTH SAID AROMATIC DIISOCYANATE AND WATER AND WHICH IS A COMPOUND CONTAINING SOLELY CARBON, HYDROGEN, AND NITROGEN AND WHICH WILL IONIZE IN THE PRESENCE OF WATER TO FORM A BASIC MATERIAL, SAID REACTION MEDIUM BEING EMPLOYED IN THE PROPORTION OF 0.1 TO 10 MOLES PER EACH MOLE OF THE AROMATIC DIISOCYANATE, AND SAID RESINOUS MASS BEING CAPABLE OF SETTING WITHOUT THE APPLICATION OF HEAT TO AN INFUSIBLE, INSOLUBLE MATERIAL UPON MIXING WITH WATER.
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) | 1955-05-20 | 1955-11-19 | 1956-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-20 | 1959-11-19 | 1960-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-20 | 1963-11-19 | 1964-05-20 | $7700.00 | Window Closed / Lapsed |