申请人:Hitachi Chemical Company, Ltd
公开号:US07491789B2
公开(公告)日:2009-02-17
The present invention discloses a sulfur-containing phenolic resin which comprises an organic group represented by the following formula (1):
—R1—S—R2—S—R1— (1)
wherein R1 represents a hydrocarbon group having 2 to 6 carbon atoms,
R2 represents a hydrocarbon group having 1 to 10 carbon atoms,
between a phenolic carbon and a phenolic carbon, phenol derivatives represented by the following formula (5):
wherein R5 represents a C2-3 alkylene group, R6 represents a C1-10 alkylene group, G represents H, a C1-10 alkyl group, etc.,
and an epoxy resin composition containing (A) a curing agent of the above-mentioned formula (5) and (B) an epoxy resin as essential components.
本发明公开了一种含硫酚醛树脂,其包括由以下式(1)表示的有机基团:—R1—S—R2—S—R1— (1),其中R1代表具有2至6个碳原子的烃基,R2代表具有1至10个碳原子的烃基,在酚碳和酚碳之间,由以下式(5)表示的酚衍生物:其中R5代表C2-3烷基基团,R6代表C1-10烷基基团,G代表H,C1-10烷基基团等,以及含有上述式(5)的固化剂(A)和环氧树脂(B)作为基本组分的环氧树脂组合物。