Piperidyl derivatives of triazine copolymers, processes for thei

Details Piperidyl derivatives of triazine copolymers, processes for thei Piperidyl derivatives of triazine copolymers, processes for thei

1983-03-14

1984-07-10

Hoke, V. P.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

528423, 544198, 544209, 544212, C07D25170, C08G 7308, C08K 534

Patent

active

044593953

ABSTRACT:
The invention relates to a novel piperidine compounds which act as light stabilizers, heat stabilizers and oxidation stabilizers for synthetic polymers and have the general formula ##STR1## in which R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, A, B, X, Y, a and b are as defined in the specification.
The compounds are particularly useful as light stabilizers for polyolefines in the form of fibres or film.

REFERENCES:
patent: 4086204 (1978-04-01), Cassandrini et al.
patent: 4108928 (1978-08-01), Cassandrini et al.
patent: 4233412 (1980-11-01), Rody
patent: 4315859 (1982-02-01), Nikles
English Language Version of Case 3-12185/S/+ corresponding to E.P. 13 665.

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