申请人:MITSUBISHI CHEMICAL CORPORATION
公开号:US20190210947A1
公开(公告)日:2019-07-11
The present invention provides a polyhydric phenol compound which has an excellent alkali resistance and which does not cause a deterioration in color even when used as a resin raw material or a color developer. The polyhydric phenol compound includes: a bisphenol compound (A) represented by the following Formula (1) and a trisphenol compound (B) represented by the following Formula (2):
[wherein R
1
represents a monovalent aliphatic hydrocarbon group having from 6 to 24 carbon atoms; each of R
2
, R
3
, R
4
, R
5
and R
6
represents a monovalent hydrocarbon group having from 1 to 15 carbon atoms; and each of a, b, c, d and e represents an integer from 0 to 4];
wherein the trisphenol compound (B) is contained in an amount, in terms of absorption intensity ratio at 254 nm, of less than 1.6% by area with respect to the amount of the bisphenol compound (A).
本发明提供了一种聚羟基酚化合物,具有优异的耐碱性能,并且即使用作树脂原料或颜料开发剂也不会导致颜色恶化。该聚羟基酚化合物包括:由以下公式(1)表示的双酚化合物(A)和由以下公式(2)表示的三酚化合物(B):[其中R1表示具有6至24个碳原子的单价脂肪烃基;R2、R3、R4、R5和R6中的每一个表示具有1至15个碳原子的单价烃基;a、b、c、d和e中的每一个表示0至4的整数];其中,以吸收强度比值(在254 nm处)计算,三酚化合物(B)的含量在面积上小于双酚化合物(A)的含量的1.6%。