Photodegradable polyolefin compositions

Details Photodegradable polyolefin compositions Photodegradable polyolefin compositions

1974-07-02

1977-04-12

Rzucidlo, Eugene C.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

260DIG43, 526 44, 526 49, 526 55, 526914, C08J 320

Patent

active

040174697

ABSTRACT:
Photodegradable polyolefin compositions are described which comprise from 5 to 500 ppm of iron in the form of an alkali metal, preferably potassium, trioxalatoferrate and from 5 .times. 10.sup.-.sup.5 to 5 .times. 10.sup.-.sup.3 mol per 100 g of polyolefin of a photosensitizing organic compound having a triplet energy of at least 30 Kcal/mol, such as certain aromatic ketones or aldehydes, certain organic nitro derivatives or dyestuffs, or certain aromatic hydrocarbons.

REFERENCES:
patent: 3549376 (1970-12-01), Roos
patent: 3797690 (1974-03-01), Taylor et al.
patent: 3830764 (1974-08-01), Hudgin et al.
patent: 3935141 (1976-01-01), Potts et al.
Chem. Abstracts vol. 75, 1971, Reyniers et al., p. 146270h.
Chem. Abstracts vol. 74, 1971, Levinos, p. 17226d.

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