Bis(sulfonamide) stabilizers for synthetic polymers

Details Bis(sulfonamide) stabilizers for synthetic polymers Bis(sulfonamide) stabilizers for synthetic polymers

1980-07-23

1981-07-14

Waltz, Thomas A.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 23XA, 260 459R, 260 23S, 564 83, C08L 9100, C07C14379

Patent

active

042785774

ABSTRACT:
Bis(sulfonamides) containing one or more hindered phenol groups are disclosed, as is their use as thermal stabilizers for polymers. Further stabilization results from combinations thereof with a thiodipropionate ester and a divalent metal salt of a carboxylic acid.

REFERENCES:
patent: 4013621 (1977-03-01), Knell
patent: 4098764 (1978-07-01), Gencarelli et al.
patent: 4100191 (1978-07-01), Fischer et al.
patent: 4120896 (1978-10-01), Conrow et al.
patent: 4157257 (1979-06-01), Takematsu et al.
patent: 4187246 (1980-02-01), Spivack et al.

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