Alkenyl succinic anhydrides process

Details Alkenyl succinic anhydrides process Alkenyl succinic anhydrides process

1989-11-13

1991-06-04

Dentz, Bernard I.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549203, C07D30760

Patent

active

050211692

ABSTRACT:
Alkenyl succinic anhydrides having a decreased amount of tar and color bodies are made by the reaction of an olefin with maleic anhydride in the presence of a tri-orthoalkylphenyl phosphite and optionally a hindered phenolic antioxidant such as 2,4,6-tri-(3,5-di-tert-butyl-4-hydroxybenzyl) mesitylene.

REFERENCES:
patent: 3476774 (1969-11-01), Zaweski et al.
patent: 4235786 (1980-11-01), Wisotsky
Gaylord et al., J. of Polymer Sci. Part A: Polymer Chemistry, vol. 26, pp. 1903-1909 (Jul. 1988).

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