Acid catalysts for low temperature cure of coating compositions

Details Acid catalysts for low temperature cure of coating compositions Acid catalysts for low temperature cure of coating compositions

1988-08-15

1991-01-15

Shen, Cecilia

Organic compounds -- part of the class 532-570 series

Organic compounds

Sulfonic acids or salts thereof

562 14, 562 15, 562103, 562104, 562105, 562106, 558155, 558170, C07C14302, C07F 902

Patent

active

049855913

ABSTRACT:
Preparation of a semi-crystalline catalyst for curing coating compositions wherein an isocyanate-sulfonate or -phosphonate is made by a Michael addition followed by chain extension with an isocyanate.

REFERENCES:
patent: 2914499 (1959-11-01), Sheetz
patent: 3711449 (1973-01-01), Brendley
patent: 3898037 (1975-08-01), Lange et al.
patent: 4001150 (1977-01-01), Juna et al.
patent: 4008293 (1977-02-01), Maska et al.
patent: 4177178 (1979-12-01), Das et al.
patent: 4477618 (1984-10-01), Singer et al.
patent: 4481150 (1984-11-01), Ishii et al.
Kinetic Parmeter Considerations for Maximizing Stability and Minimizing Cure Temperature of Thermosetting Coatings, L. Hill, J. Coatings Tech., vol. 53, No. 675, 1981.

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