Method of preparing a crosslinking oligomer

Details Method of preparing a crosslinking oligomer Method of preparing a crosslinking oligomer

1991-11-26

1992-09-29

Foelak, Morton

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

526260, 528322, 548431, 548435, 548461, 548465, 548476, 548521, 548549, C08G 7310, C07D49108

Patent

active

051514877

ABSTRACT:
Solvent resistance in polyimide, polyamide, and other resins can be improved by capping these resing with mono- or difunctional crosslinking end caps. Imidophenylamines of the general formula: ##STR1## R.sub.1 =lower alkyl, lower alkoxy, aryl, aryloxy, substituted alkyl, substituted aryl, halogen, or mixtures thereof;

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