Disclosed is a UV absorber mixture, comprising
(a) 1 % to 60 % of a micronised UV broadband absorber of formula
wherein
R1
is C1-C12alkyl; or phenyl-substituted C1-C12alkyl; and
(b) 1% to 60 % by weight of a water dispersible and/or oil-dispersible coated titanium dioxide.
The UV absorber mixture shows synergistic effect with respect to the UPF.
所公开的
紫外线吸收剂混合物包括
(a) 1%至 60%的微粉化式紫外线宽带吸收剂
式中
R1
是 C1-C12 烷基;或苯基取代的 C1-C12 烷基;和
(b) 1%至 60%(按重量计)的
水分散性和/或油分散性涂层
二氧化钛。
紫外线吸收剂混合物对
UPF 具有协同效应。