Preparation of poly-o-hydroxyamides and poly o-mercaptoamides

Details Preparation of poly-o-hydroxyamides and poly o-mercaptoamides Preparation of poly-o-hydroxyamides and poly o-mercaptoamides

1996-08-29

1999-07-13

Gerstl, Robert

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

C08G 6426

Patent

active

059228253

ABSTRACT:
In a process for the preparation of poly-o-hydroxyamides and poly-o-mercaptoamides, a bis-o-aminophenol or a bis-o-aminothiophenol is reacted with a dicarboxylic acid derivative with the following structure: ##STR1## where D=O, S, or NH, and where R* is the parent body of the dicarboxylic acid and at least one of the groups R.sup.1 through R.sup.5 is F or CF.sub.3.

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