Photodegradable copolymers of ethylene and vinyl alcohol contain

Details Photodegradable copolymers of ethylene and vinyl alcohol contain Photodegradable copolymers of ethylene and vinyl alcohol contain

1974-10-24

1976-08-24

Rzucidlo, Eugene C.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260DIG43, 526 9, 526 13, 526 42, 526 54, 526 55, 526914, C08L 2902

Patent

active

039766217

ABSTRACT:
A copolymer of ethylene and vinyl alcohol which contains ketoether groups and is photodegradable under the direct action of sunlight is prepared by reacting an ethylene-vinyl alcohol copolymer with alpha-diazoacetophenone in the presence of an organic solvent and a catalyst consisting of a Lewis acid.

REFERENCES:
patent: 2474095 (1949-06-01), Cornthwaite et al.
patent: 3068202 (1962-12-01), Burg
patent: 3165497 (1965-01-01), Tocker
J. Org. Chem., vol. 72, pp. 5161-5163, Newman et al., (1950).
Journal of Applied Polymer Science, vol. 18, pp. 2085-2093, (1974), Cernia et al.

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