Modified epoxy resins having acetylenically unsaturated function

Details Modified epoxy resins having acetylenically unsaturated function Modified epoxy resins having acetylenically unsaturated function

1991-05-22

1993-09-07

Krass, Frederick

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

Synthetic resins

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

525529, 525922, 526247, 526251, 526252, 526255, 526273, 526285, 528 99, 528101, 528393, 549555, 549557, 549559, 549560, 549515, 549516, 549517, 560 9, 560 17, 560 52, 560 55, 560 61, 560 81, 560 95, 560101, 560201, 568 32, 568 34, 568333, 568631, 568635, 568636, 568637, 568639, 568640, 568641, 568645, 568646, 568649, 568654, 568657, 568673, 568674, C08G 5922, C08G 5906, C08G 5922, C07D30322

Patent

active

052429962

ABSTRACT:
A modified epoxy resin or compound of the formula: ##STR1## wherein A is the backbone reside of a glycidyl ether epoxy resin with removal of the glycidyloxy groups; R.sup.1 and R.sup.2 are independently a hydrogen atom or C.sub.1 -C.sub.12 alkyl; R.sup.3 is a glycidyl group; and n is an integer of greater than 1. A method for producing the modified epoxy resin is also disclosed.

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patent: 4579959 (1986-04-01), Massingill
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