Esters and mixtures thereof with organotin compounds useful as p

Details Esters and mixtures thereof with organotin compounds useful as p Esters and mixtures thereof with organotin compounds useful as p

1975-06-16

1976-01-20

Hoke, V. P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 4575J, 260 4585S, 260470R, 260481R, C08J 320

Patent

active

039337448

ABSTRACT:
An ester, which is a costabiliser of mono ordi organotin stabilisers for halogen containing resins, is of formula ##EQU1## wherein x and y are 1-6, R.sub.4 and R.sub.9 are alkyl, alkenyl, cycloalkyl or optionally substituted aromatic aralkyl or aralkenyl hydrocarbyl group, R.sub.3 and R.sub.5 are as R.sub.4 or R.sub.9 or is hydrogen or R.sub.3 and R.sub.5 form a cycloalkyl ring. The organotin stabilisers are carboxylates, mercapto carboxylates, carboxylate ester from diacids, sulphides, mercaptides or thiostannoic acids.

REFERENCES:
patent: 2530872 (1950-11-01), Gregory et al.
patent: 2980729 (1961-04-01), Buret
patent: 3217004 (1965-11-01), Heckenkleikner
patent: 3494947 (1970-02-01), Schutze et al.
patent: 3845017 (1974-10-01), Collins et al.
patent: 3890276 (1975-06-01), Stapfer

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