Disclosed are a method for improving the degradation of natural and/or synthetic polymers or a polymer article made from such polymer(s) by light and/or heat and/or humidity, comprising the incorporation of a compound of formula (I) into said natural and/or synthetic polymers: Formula (I); wherein m is 1 or 2, n is 1 to 100, X is selected from certain benzophenone-derived moieties and R, R1; R2 are each selected from list of certain residues; novel compounds of said formula (I) and polymeric articles of improved degradability in the presence of light and/or heat and/or humidity being made of a composition comprising: A) a natural and/or a synthetic polymer and B) a degradation accelerator being a compound of said formula (I).
本发明涉及一种改善天然和/或合成聚合物或由这些聚合物制成的聚合物制品在光、热和/或湿度下降解的方法,包括将式(I)的化合物引入所述天然和/或合成聚合物中:式(I);其中m为1或2,n为1至100,X选自某些苯并酮衍
生物基团,R,R1和R2各自选自某些残基列表;所述式(I)的新化合物和改进的降解性能的聚合物制品由以下组成:A)天然和/或合成聚合物和B)一种降解加速剂,该加速剂是式(I)的化合物。