Tetrahydroabietyl organophosphites

Details Tetrahydroabietyl organophosphites Tetrahydroabietyl organophosphites

1991-07-16

1992-08-25

Lee, Mary C.

Organic compounds -- part of the class 532-570 series

Organic compounds

Phosphorus esters

558 81, 558 85, C07F 96574

Patent

active

051420830

ABSTRACT:
Hydrolytically stable phosphite compositions for melt flow and color stabilization of thermoplastics may be prepared from crude tetrahydroabietyl alcohol. The phosphites may be prepared by reacting said alcohol with an organophosphite, such as by transesterification. Other synthesis techniques may also be used.

REFERENCES:
patent: 3939229 (1976-02-01), Hechenbleikner et al.
patent: 4064100 (1977-12-01), Hechenbleikner et al.
patent: 4305866 (1981-12-01), York et al.
Patent Abstracts of Japan, vol. 13, No. 491 (C-650) [3839], Nov. 7, 1989, p. 87 C 650 corresponding with Japanese Reference No. 1-193371 dated Aug. 3, 1989.

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