申请人:BASF SE
公开号:US10449135B2
公开(公告)日:2019-10-22
Disclosed is the use of the compounds (A) corresponding to formula
wherein
R1 represents C6-C24alkyl;
R2 is hydrogen; or C1-C4alkyl;
R3 is a radical of formula (1a) *—(CH2)n1—R4
R4 is a heterocyclic or aromatic radical comprising 4 to 6 carbon atoms which can contain from 1 to 3 nitrogen and/or oxygen atoms;
n1 is a number from 0 to 5; or
R2 and R3 together with the linking nitrogen atom form a heterocyclic radical comprising 4 to 6 carbon atoms which can contain one or more oxygen or nitrogen atoms;
as solubilizing agent for organic UV filters (B) selected from
(B1) benzophenone derivatives,
(B2) hydroxyphenyl triazine derivatives; and
(B3) trianilino-s-triazine derivatives.
公开了与式(A)对应的化合物(A)的用途
式中
R1 代表 C6-C24 烷基
R2 是氢;或 C1-C4 烷基;
R3是式(1a)*-(CH2)n1-R4的基团
R4 是由 4 至 6 个碳原子组成的杂环基或芳香基,其中可含有 1 至 3 个氮原子和/或氧原子;
n1 是 0 至 5 的数字;或
R2 和 R3 与连接的氮原子一起形成由 4 至 6 个碳原子组成的杂环基,其中可含有一个或多个氧原子或氮原子;
作为有机紫外线过滤剂的增溶剂(B),选自
(B1) 二苯甲酮衍生物、
(B2) 羟苯基三嗪衍生物;以及
(B3) 三苯胺-s-三嗪衍生物。