abstract |
Compounds having the formula <IMAGE> I <IMAGE> II where R1, R2, R3, R4, and R5 are independently selected from hydrocarbons, n is an integer of 1 to 15, and Y is H, OH, O, R where R is a hydrocarbon are useful as stabilizers for polymers against the detrimental effects produced by exposure to actinic radiation, such as visible or ultraviolet light rays. |