Homopolymers and copolymers of salicylate lactones

Details Homopolymers and copolymers of salicylate lactones Homopolymers and copolymers of salicylate lactones

1990-08-16

1992-01-21

Kight, III, John

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

Synthetic resins

From carboxylic acid or derivative thereof

528480, C08G 6308

Patent

active

050829254

ABSTRACT:
Poly(1,4-benzodioxepin-2,5-(3-H)dione), poly(1,4-benzodioxepin-2,5-(3-H, 3-methyl)dione), and copolymers of 1,4-benzodioxepin-2,5-(3-H)dione or 1,4-benzodioxepin-2,5-(3-H, 3-methyl)dione and at least one of: a) glycolide, b) (L-)lactide, c) an alkylene carbonate, d) p-dioxanone, e) e-caprolactone, f) 1,4-dioxepan-2-one, or g) 1,5-dioxepan-2-one.
Surgical devices prepared from the polymers and copolymers.

REFERENCES:
patent: 2956064 (1960-10-01), Kagan et al.
patent: 4190720 (1980-02-01), Shalaby et al.
patent: 4441496 (1984-04-01), Shalaby et al.
patent: 4470416 (1984-09-01), Kafrawy et al.
patent: 4810775 (1989-03-01), Bendix et al.
patent: 4891263 (1990-01-01), Kotliar et al.
patent: 4920203 (1990-04-01), Tang et al.

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