Cyclic phosphites and stabilized polymeric compositions

Details Cyclic phosphites and stabilized polymeric compositions Cyclic phosphites and stabilized polymeric compositions

1988-10-04

1990-05-29

Morgan, Kriellion

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524118, 524119, 558 78, 558 85, C08K 5524, C07D 915

Patent

active

049296540

ABSTRACT:
Disclosed are novel cyclic phosphite compounds having the formula ##STR1## wherein each R.sup.1 is independently selected from hydrogen, alkyl, aralkyl, aryl, carboxy, alkoxycarbonyl or halogen;

REFERENCES:
patent: 3297631 (1967-01-01), Bown et al.
patent: 3398115 (1968-08-01), Hecker et al.
patent: 4233208 (1980-11-01), Spivack
patent: 4252750 (1981-02-01), Buysch et al.
patent: 4670492 (1987-06-01), Nakahara et al.
patent: 4673701 (1987-06-01), Minagawa et al.

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