申请人:Tsuihiji Takeshi
公开号:US20050197482A1
公开(公告)日:2005-09-08
An object of the present invention is to provide a material which resolves the drawbacks associated with polyimide polymers, and yet retains the advantages offered by conventional polyimide polymers.
An amino group containing phenol derivative of the present invention is represented by a general formula (1) show below, and the present invention also provides a polyimide precursor produced using such an amino group containing phenol derivative.
(wherein, R
1
, R
2
and R
3
, which may be the same or different, each represent an alkyl group of 1 to 9 carbon atoms, an alkoxy group of 1 to 10 carbon atoms, a COOR group (in which R represents an alkyl group of 1 to 6 carbon atoms) or a hydrogen atom; R
4
and R
5
, which may be the same or different, each represent an alkyl group of 1 to 9 carbon atoms or a hydrogen atom; X represents —O—, —S—, —SO
2
—, —C(CH
3
)
2
—, —CH
2
—, —C(CH
3
)(C
2
H
5
)—, or —C(CF
3
)
2
—; and n represents an integer of 1 or greater).
本发明的目的是提供一种材料,它可以解决与聚酰亚胺聚合物有关的缺点,但又保留了传统聚酰亚胺聚合物的优点。
本发明的一种含氨基的苯酚衍生物由以下通式(1)表示,本发明还提供了一种用这种含氨基的苯酚衍生物生产的聚酰亚胺前体。
(其中,R
1
, R
2
和 R
3
可相同或不同,各自代表 1 至 9 个碳原子的烷基、1 至 10 个碳原子的烷氧基、COOR 基团(其中 R 代表 1 至 6 个碳原子的烷基)或氢原子; R 4
4
和 R
5
代表 1 至 9 个碳原子的烷基或氢原子;X 代表-O-、-S-、-SO
2
-、-C(CH
3
)
2
-,-CH
2
-、-C(CH
3
)(C
2
H
5
)-,或-C(CF
3
)
2
-;n 表示 1 或更大的整数)。