Tetramethylpiperidinylphosphine oxides as light stabilizers for

Details Tetramethylpiperidinylphosphine oxides as light stabilizers for Tetramethylpiperidinylphosphine oxides as light stabilizers for

1975-04-15

1976-07-20

Jacobs, Lewis T.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

26029351, 26029388, 2602939, C08K 550, C07D21144, C07D21194

Patent

active

039706362

ABSTRACT:
Compounds of the formula: ##SPC1##
Wherein X is --H, --OH, or --O.; R is --H or --OH; and Q is --C.tbd.N or ##EQU1## where R' is alkyl of 1 to 18 carbon atoms or hydrogen are useful for stabilizing polymers against degradation by ultraviolet radiation.

REFERENCES:
patent: 3003996 (1961-10-01), Newland et al.
patent: 3338910 (1967-08-01), Kuhnis et al.
patent: 3341625 (1967-09-01), Gillham et al.
patent: 3734883 (1973-05-01), Holt
patent: 3759926 (1973-09-01), Chalmers et al.
patent: 3850877 (1974-11-01), Cook
patent: 3875169 (1975-04-01), Ramey et al.

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