N-alkyl-benzenesulphonamide compositions

Details N-alkyl-benzenesulphonamide compositions N-alkyl-benzenesulphonamide compositions

1988-03-23

1990-01-02

Lee, Mary C.

Compositions

Solvents

C23G 500

Patent

active

048911569

ABSTRACT:
N-Alkyl-benzenesulphonamides, the alkyl group of which is open-chain C.sub.1 -C.sub.12 -alkyl or C.sub.5 -C.sub.7 -cycloalkyl and the benzene nucleus of which can be substituted by C.sub.1 -C.sub.4 -alkyl, can be heat-stablized by 10-1,000 ppm of one or more 2-mercapto-benzimidazole compounds of the formula ##STR1## wherein R.sup.1 denotes hydrogen of a C.sub.1 -C.sub.4 -alkyl group and

REFERENCES:
patent: 2214405 (1940-09-01), Coffman
patent: 4064168 (1977-12-01), Kotlarchik et al.
patent: 4629680 (1986-12-01), Iwasaki et al.
patent: 4657942 (1987-04-01), Iwasaki et al.

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