1-Imidazolymethyl -substituted -2-naphtols and their use as accelerators for low - temperature curing
申请人:Weidmann Ulrich
公开号:US20060211845A1
公开(公告)日:2006-09-21
Compounds of the general formulae (I) and (II): where R
1
, R
2
and R
3
each independently of one another are H;
C1-17
alkyl; C
3-12
cycloalkyl, optionally substituted by C
1-4
alkyl groups; C
4-20
cycloalkyl-alkyl, optionally substituted by C
1-4
alkyl groups; C
6-10
, aryl, optionally substituted by 1-3 C
1-4
alkyl groups, —CN, Hal, OH, or C
1-10
alkoxy; C
7-15
phenylalkyl, optionally substituted by 1-3 C
1-4
alkyl groups; C
3-12
alkenyl; C
3-12
alkynyl; or aromatic or aliphatic C
3-12
acyl; R
4
, R
5
, R
6
, R
7
, R
8
, and R
9
each independently of one another are H; C
1-17
alkyl, C
3-12
Ccycloalkyl, optionally substituted by C
1-4
alkyl groups; C
4-20
cycloalkyl-alkyl, optionally substituted by C
1-4
alkyl groups; C
6-10
aryl, optionally substituted by 1-3 C
1-4
alkyl groups; C
7-15
phenylalkyl, optionally substituted by 1-3 C
1-4
alkyl groups; C
3-17
alkenyl; C
3-12
alkynyl; C
1-12
alkoxy; or OH; for formula (1) R is C
1-12
alkyl; C
3-12
cycloalkyl, optionally substituted by C
1-4
alkyl groups; C
4-20
cycloalkylalkyl; optionally substituted by C
1-4
alkyl groups; C
6-10
aryl, optionally substituted by 1-3 C
1-
4alkyl groups; C
7-15
phenylalkyl, optionally substituted by 1-3 C
1-4
alkyl groups; C
3-12
alkenyl; or C
3-12
alkynyl; and for formula (II) n=2-12; as accelerators in curable epoxy resin compositions which are used as a compression moulding compound, sinter powder, encapsulating system, or casting resin, or for producing prepregs and laminates having very good interlaminar shear strength values using the resin infusion method, wet layup method and injection methods, for producing components, especially components of large surface area.
通式(I)和(II)的化合物: 其中 R
1
, R
2
和 R
3
各自独立地为 H;
C1-17
烷基
3-12
环烷基,可选择被 C
1-4
烷基
4-20
环烷基-烷基,可选择被 C
1-4
烷基
6-10
芳基,可选择被 1-3 个 C
1-4
烷基、-CN、Hal、OH 或 C
1-10
烷氧基取代;C
7-15
苯基烷基,可选择被 1-3 个 C
1-4
烷基
3-12
烯基
3-12
炔基;或芳香族或脂肪族 C
3-12
酰基;R
4
, R
5
, R
6
, R
7
, R
8
和 R
9
各自独立地为 H
1-17
烷基、C
3-12
环烷基,任选被 C
1-4
烷基;C
4-20
环烷基烷基,可选择被 C
1-4
烷基
6-10
芳基,可选择被 1-3 个 C
1-4
烷基
7-15
苯基烷基,可选择被 1-3 个 C
1-4
烷基
3-17
烯基
3-12
炔基
1-12
烷氧基;或 OH;对于式(1),R 是 C
1-12
烷基
3-12
环烷基,可选择被 C
1-4
烷基
4-20
环烷基烷基;可选择被 C
1-4
烷基
6-10
芳基,可选择被 1-3 个 C
1-
4 烷基
7-15
苯基烷基,可选择被 1-3 个 C
1-4
烷基
3-12
烯基;或 C
3-12
式 (II) n=2-12;作为可固化环氧树脂组合物中的促进剂,可用作压缩模塑化合物、烧结粉、封装系统或浇注树脂,或用于使用树脂灌注法、湿法铺层法和注射法生产层间剪切强度值非常高的预浸料和层压板,用于生产部件,尤其是大表面积部件。