Polyester resin with improved retention of properties

Details Polyester resin with improved retention of properties Polyester resin with improved retention of properties

1978-12-21

1980-03-25

Lieberman, Paul

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

Synthetic resins

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

525117, 525902, C08L 6300

Patent

active

041951344

ABSTRACT:
Polyester compositions comprising a blend of poly (C.sub.2 -C.sub.4 alkylene terephthalate) with a diepoxy compound and a multiphase composite polymer are disclosed. The multiphase polymer has a first elastomeric phase polymerized from a monomer system including C.sub.1 -C.sub.6 alkyl acrylate as well as crosslinking and graft-linking monomers and a final rigid thermoplastic phase polymerized in the presence of the elastomeric phase.

REFERENCES:
patent: 3560605 (1971-02-01), Siggel
patent: 3886104 (1975-05-01), Borman
patent: 3909845 (1975-09-01), Hongo
patent: 3965212 (1976-06-01), Kamada
patent: 4010219 (1977-03-01), Aoyama
patent: 4034013 (1977-07-01), Lane
patent: 4035333 (1977-07-01), Kamada
patent: 4073827 (1978-02-01), Okasaka
patent: 4096202 (1978-06-01), Farnham

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