Method of making heat-resistant polyester

Details Method of making heat-resistant polyester Method of making heat-resistant polyester

1984-06-22

1985-05-28

Phynes, Lucille M.

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

Synthetic resins

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

528288, 528289, 528297, 5283082, C08G 6376

Patent

active

045201749

ABSTRACT:
This invention is a method of making heat-resistant polyester, the method being characterized by reacting the polyester consisting of the aromatic dicarboxylic acid and the glycol component of 2-6 carbons with 0.1-5 weight percent of the bifunctional epoxy compound given by the general formula ##STR1## (R is an organic group containing benzene ring) to reduce the amount of the end carboxyl group to below 15 g equivalents per 10.sup.6 g of the polymer.

REFERENCES:
patent: 4139521 (1979-02-01), Lazarus et al.
patent: 4459390 (1984-07-01), Arai et al.

Affiliated with

Also associated with

Rating

Method of making heat-resistant polyester does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method of making heat-resistant polyester, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method of making heat-resistant polyester will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-869724