发明授权
US4500663A Light stabilizing N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine derivatives and light stabilized synthetic resin compositions 失效
光稳定N,N,N-三(2,2,6,6-四甲基-4-哌啶酮缩酮)-1,3,5-三嗪衍生物和光稳定的合成树脂组合物

Light stabilizing N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone
ketal)-1,3,5-triazine derivatives and light stabilized synthetic resin
compositions
摘要:
N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazines are provided, having the formula: ##STR1## wherein: R.sub.1 is selected from the group consisting of hydrogen and alkyl having from one to about four carbon atoms; andR.sub.2 is selected from the group consisting of hydrogen; oxyl O; alkyl, hydroxy alkyl and epoxyalkyl having from one to about eighteen carbon atoms; alkanoyl having from one to about eighteen carbon atoms; cycloalkyl having from three to about eighteen carbon atoms; phenyl; phenalkyl and alkylphenyl having from seven to about twenty-four carbon atoms; as well as synthetic resin compositions having an improved resistance to deterioration and containing such compounds.
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