| abstract |
THE INVENTION CONCERNS (PENTAMETHYL-1,2,2,6,6 PIPERIDYL-4 AMINO) - TRIAZINES FOR USE AS STABILIZERS. THEY MEET THE FORMULA: (CF DRAWING IN BOPI) IN WHICH R AND R EACH REPRESENT HYDROGEN OR A RADICAL ALKYL, CYCLOALKYL OR PENTAMETHYL-1,2,2,6,6 PIPERIDYL-4, R, R AND R REPRESENT EACH AN ALKYLENE CONTAINING FROM 2 TO 12 CARBON ATOMS, AND R REPRESENTS A RADICAL (PENTAMETHYL-1,2,2,6,6 PIPERIDYL-4) - AMINO-4 TRIAZINE-1,3,5 YLE-2 SUBSTITUTE. THESE COMPOUNDS ARE PRECIOUS STABILIZERS AGAINST LIGHT, HEAT AND OR OXIDIZATION FOR ORGANIC MATTERS, IN PARTICULAR FOR SYNTHETIC POLYMERS. |