Modified thermoplastic copolyetherimide ester elastomers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof

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Details

528289, 528292, 5282953, C08G 6344, C08G 6944

Patent

active

045447349

ABSTRACT:
Novel modified polyetherimide esters are prepared from diols, dicarboxylic acids and a combination of polyoxyalkylene diimide diacids and dimer acid. These compositions have many excellent properties which make them particularly useful for extrusion and molding applications.

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