Process for the preparation of a stabiliser for halogen-containi

Details Process for the preparation of a stabiliser for halogen-containi Process for the preparation of a stabiliser for halogen-containi

1992-02-21

1993-08-24

Michl, Paul R.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

2524003, 25240031, 25240052, 524178, 524291, 524430, 524445, 524448, 524492, C09K 1532, C08K 557, C08K 334, C08K 300

Patent

active

052386058

ABSTRACT:
There is disclosed a process for the preparation of a powdered stabilizer mixture comprising tin stabilizers and adsorbents, which process comprises mixing and heating at least one carboxylic acid or a carboxylic anhydride, at least one organotin oxide and at least one, preferably mineral, adsorbent.

REFERENCES:
patent: 3830751 (1974-08-01), Stapfer et al.
patent: 4681632 (1987-07-01), Bes et al.
patent: 4910244 (1990-03-01), Dierdorf et al.
R. Gachter, et al., Plastics Additives Handbook p. 209 (1984).
C.A. 93, 133379x (1980).
Chemical Abstracts 80, 4361t (1974).
Derwent AN 90-048262[07].
Derwent Abst. 39381c/22.
Derwent Abst. 67311y/38.
Derwent Abst. 67310y/38.
Derwent Abst. 14002y/08.
Derwent Abst. 87-012639/02.
Derwent Abst. 33689c/19.

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