Catalyst system for furan resins

Details Catalyst system for furan resins Catalyst system for furan resins

1982-02-05

1984-03-27

Henderson, C. A.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

523144, 524492, 524592, 524593, 524594, 524612, B01J 3102, C08L 6104

Patent

active

044393482

ABSTRACT:
A catalytic system for furan resin is disclosed, comprising mixtures of a sulfonic acid with urea salts of the respective sulfonic acid. By varying the acid:salt ratio of the catalytic system, the working time of the furan resin may be controlled as desired.

REFERENCES:
patent: 3597386 (1971-08-01), Brabander
patent: 3816375 (1974-06-01), Bozer
patent: 4273693 (1981-06-01), Kim
patent: 4317763 (1982-03-01), Menting

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