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US2921050A Expired / Lapsed US ⏱️ 0.0 years remaining

Preparation and use of halohydrin ether-amine condensates

Assignee: Celanese Coatings Co
•
Filing: 1956-12-24
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Granted: 1960-01-12
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Expires: 1976-12-24
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Abstract

No abstract record available.

Inventors

  • 👤 William J Belanger

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 15:56
CPC Classifications
C; C08; C08G; C08G73/00; C08G73/02; C08G73/024; C08G59/00; C08G59/18; C08G59/40; C08G59/50

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 188 words
A PROCESS FOR THE PREPARATION OF AN INSOLUBLE, INFUSIBLE RESINOUS COMPOSITION BY REACTING A GLYCIDYL POLYETHER OF A POLYHYDRIC COMPOUND OF THE GROUP CONSISTING OF POLYHYDRIC PHENOLS AND POLYHYDRIC ALCOHOLS, SAID GLYCIDYL POLYETHER HAVING A 1,2-EPOXY EQUIVALENCY GREATER THAN ONE, WITH FROM 0.5 TO 1.5 EQUIVALENTS PER EPOXIDE GROUP OF A HALOHYDRIN ETHER-AMINE CONDENSATE AS A CROSSLINKING AGENT, WHEREIN THE HALOHYDRIN ETHER-AMINE CONDENSATE IS PREPARED BY REACTING A NITROGEN COMPOUND OF THE GROUP CONSISTING OF AMMONIA AND AMINES HAVING AT LEAST TWO AMINO HYDROGEN ATOMS, WITH A HALOHYDRIN ETHER OF AN ALCOHOL OF THE GROUP CONSISTING OF ALCOHOLS AND ETHERS HAVING AT LEAST ONE PRIMARY ALCHOLIC HYDROXYL GROUP AND DEVOID OF REACTIVE GROUPS OTHER THAN ALCOHOLIC HYDROXYL GROUPS AND WHEREIN FROM 0.55 MOL TO 1 MOL OF NITROGEN COMPOUND IS USED PER HALOGEN ATOM OF THE HALOHYDRIN ETHER, ONE MOL OF NITROGEN COMPOUND PER HALOGEN ATOM BEING USED WITH HALOHYDRIN ETHERS HAVING MORE THAN TWO HALOGEN ATOMS AND FROM 0.55 TO 1 MOL OF NITROGEN COMPOUND BEING USED ONLY WITH MONO AND DI HALOHYDRIN ETHERS, AND BY NEUTRALIZING THE RESULTING HYDROHALIDE SALT TO FORM THE HALOHYDRIN ETHER-AMINE CONDENSATE.
Claim 2
Dependent Claim 188 words
A PROCESS FOR THE PREPARATION OF AN INSOLUBLE, INFUSIBLE RESINOUS COMPOSITION BY REACTING A GLYCIDYL POLYETHER OF A POLYHYDRIC COMPOUND OF THE GROUP CONSISTING OF POLYHYDRIC PHENOLS AND POLYHYDRIC ALCOHOLS, SAID GLYCIDYL POLYETHER HAVING A 1,2-EPOXY EQUIVALENCY GREATER THAN ONE, WITH FROM 0.5 TO 1.5 EQUIVALENTS PER EPOXIDE GROUP OF A HALOHYDRIN ETHER-AMINE CONDENSATE AS A CROSSLINKING AGENT, WHEREIN THE HALOHYDRIN ETHER-AMINE CONDENSATE IS PREPARED BY REACTING A NITROGEN COMPOUND OF THE GROUP CONSISTING OF AMMONIA AND AMINES HAVING AT LEAST TWO AMINO HYDROGEN ATOMS, WITH A HALOHYDRIN ETHER OF AN ALCOHOL OF THE GROUP CONSISTING OF ALCOHOLS AND ETHERS HAVING AT LEAST ONE PRIMARY ALCHOLIC HYDROXYL GROUP AND DEVOID OF REACTIVE GROUPS OTHER THAN ALCOHOLIC HYDROXYL GROUPS AND WHEREIN FROM 0.55 MOL TO 1 MOL OF NITROGEN COMPOUND IS USED PER HALOGEN ATOM OF THE HALOHYDRIN ETHER, ONE MOL OF NITROGEN COMPOUND PER HALOGEN ATOM BEING USED WITH HALOHYDRIN ETHERS HAVING MORE THAN TWO HALOGEN ATOMS AND FROM 0.55 TO 1 MOL OF NITROGEN COMPOUND BEING USED ONLY WITH MONO AND DI HALOHYDRIN ETHERS, AND BY NEUTRALIZING THE RESULTING HYDROHALIDE SALT TO FORM THE HALOHYDRIN ETHER-AMINE CONDENSATE.

References Cited (Backward Citations)

US2581464A Cited
US2643239A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-01-11 1963-07-13 1964-01-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-01-11 1967-07-13 1968-01-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-01-11 1971-07-13 1972-01-12 $7700.00 Window Closed / Lapsed

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