Activation energy ray-curable resin

Details Activation energy ray-curable resin Activation energy ray-curable resin

1991-02-06

1991-12-31

Welsh, Maurice J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

528 49, C08L 7500

Patent

active

050773569

ABSTRACT:
A radiation-curable resin which exhibits a high curing rate and good adhesion property when used as a binder for printing inks and a binder for coating materials, obtained by reacting (a) a phenolic hydroxyl group-containing aromatic hydrocarbon resin having a hydroxyl value of 40 to 130 mg.KOH/g resin prepared by polymerizing an aromatic fraction with a phenol compound in the presence of a Friedel-Crafts catalyst with (b) a polyisocyanate in an excessive amount relative to hydroxyl group, and then reacting remaining isocyanate groups with (c) and .alpha.,.beta.-unsaturated compound having an active hydrogen.

REFERENCES:
patent: 4471106 (1984-09-01), Luecke et al.

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