Very high heat thermoplastic polyetherimides containing aromatic

Details Very high heat thermoplastic polyetherimides containing aromatic Very high heat thermoplastic polyetherimides containing aromatic

1989-01-30

1990-10-23

Kight, III, John

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

Synthetic resins

From carboxylic acid or derivative thereof

528125, 528126, 528128, 528172, 528184, 528185, C08G 6926, C08G 802

Patent

active

049653377

ABSTRACT:
The present invention relates to a wholly aromatic polyetherimide further containing sulfur containing groups in the backbone of the polyetherimide. The polyetherimide is characterized by extremely high glass transition temperatures, high chemical resistance and thermogravimetric stability.

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