Phosphite stabilized polyvinyl chloride containing resins

Details Phosphite stabilized polyvinyl chloride containing resins Phosphite stabilized polyvinyl chloride containing resins

1974-05-09

1976-01-20

Cockeram, H. S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260950, 260DIG16, C08K 552

Patent

active

039337332

ABSTRACT:
Halogen-containing resins, particularly polyvinyl chloride, are stabilized by the incorporation of a phosphite of the formula, ##EQU1## wherein one or two of groups R.sub.1, R.sub.2 or R.sub.3 has the formula, R(OC.sub.n H.sub.2n).sub.m --, in which R is an alkyl unsubstituted or substituted with at least one hydroxyl or chlorine, an alkenyl unsubstituted or substituted with at least one hydroxyl or chlorine, or an aralkyl, n has a value of from 1 to 4, and m has a value of from 1 to 8, and the remaining group R.sub.1, R.sub.2 and/or R.sub.3 is an alkyl unsubstituted or substituted with at least one hydroxyl or chlorine, an alkenyl unsubstituted or substituted with at least one hydroxyl or chlorine, an aralkyl or an unsubstituted aryl.

REFERENCES:
patent: 2938877 (1960-05-01), Mack
patent: 3009939 (1961-11-01), Friedman
patent: 3047608 (1962-07-01), Friedman et al.
patent: 3055861 (1962-09-01), Hersh et al.
patent: 3142650 (1964-07-01), Friedman
patent: 3305520 (1967-02-01), Fritz et al.
patent: 3644578 (1972-02-01), Mathieu et al.
patent: 3666841 (1972-05-01), May et al.

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