Phenothiazine derivatives process for their preparation and...

Details Phenothiazine derivatives process for their preparation and... Phenothiazine derivatives process for their preparation and...

C - Chemistry, Metallurgy

08

L

403/24, 400/7403

C08L 75/00 (2006.01) C07D 279/22 (2006.01) C08G 18/28 (2006.01) C08K 5/46 (2006.01)

Patent

CA 1246067

NEW PHENOTHIAZINE DERIVATIVES, PROCESS FOR THEIR PREPARATION AND THEIR USE AS STABILIZERS FOR PLASTICS PREPARED BY MEANS OF POLYISOCYANATE ADDITION POLYMERIZATION Abstract of the Disclosure The subject invention relates to new phenothiazine derivatives, processes for their preparation, and, in particular, the use of the phenothiazine derivatives which are preferably liquid at 20°C as stabilizers against UV radiation and thermal decomposition in plastics prepared by means of polyisocyanate addition polymerization, prefer- ably non-cellular, microcellular and cellular polyurethane- polyurea elastomers.

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