1,3-Dicarbonyl compounds and polyvinyl halide resin compositions

Details 1,3-Dicarbonyl compounds and polyvinyl halide resin compositions 1,3-Dicarbonyl compounds and polyvinyl halide resin compositions

1981-01-14

1983-04-26

Hoke, V. P.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

252400R, 524285, 524291, 524292, 524396, 2604297, 560 51, C08K 557, C08K 510, C08K 509

Patent

active

043813607

ABSTRACT:
1,3-Dicarbonyl compounds are provided having the formula: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are defined in the description as well as metal and organotin enolate salts thereof.
The compounds are effective in enhancing the resistance to deterioration by heat and light of polyvinyl halide resins.

REFERENCES:
patent: 2669548 (1954-02-01), Darby et al.
patent: 2669549 (1954-02-01), Darby
patent: 3001970 (1961-09-01), Ebel
patent: 3493536 (1970-02-01), Weisfeld
patent: 4102839 (1978-07-01), Crochemore et al.
patent: 4123399 (1978-10-01), Gay
patent: 4123400 (1978-10-01), Gay
patent: 4244848 (1981-01-01), Minagawa et al.
Chemical Abstracts, vol. 62, 7718c, (1965).
Chemical Abstracts, vol. 73, 102570k, (1970).
Chemical Abstracts, vol. 60, 7947e and 7948a, (1964).

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