Novel unsaturated polyesters

Details Novel unsaturated polyesters Novel unsaturated polyesters

1989-07-28

1990-05-08

Kight, III, John

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

Synthetic resins

From carboxylic acid or derivative thereof

528288, 528291, 528296, 528303, 528304, 528308, 525437, C08G 6302

Patent

active

049239589

ABSTRACT:
Disclosed are novel unsaturated polyesters comprised of (i) 2-butenedioic acid residues; (ii) diol residues; and (iii) residues of novel 1,5-diaryl-3-pentanols having the structure ##STR1## wherein R.sup.1 and R.sup.2 each is hydrogen, alkyl or phenyl or collectively R.sup.1 and R.sup.2 are 1,2- or 1,3-alkylene or 1,2-phenylene; and each X is carboxyl, alkoxycarbonyl, hydroxyalkoxycarbonyl, formamido, alkanoylamido or hydroxyalkoxy. Also disclosed are curable compositions containing admixtures of the unsaturated polyesters and aromatic vinyl compounds copolymerizable with the unsaturated polyesters and coating and casted and molded articles obtained from the curable compositions.

REFERENCES:
patent: 3969560 (1976-07-01), Lewis et al.
patent: 4189452 (1980-02-01), Haddad et al.
patent: 4273701 (1981-06-01), Feldman et al.

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