Process for producing boron compounds
    22.
    发明授权
    Process for producing boron compounds 失效
    硼化合物的制备方法

    公开(公告)号:US06140537A

    公开(公告)日:2000-10-31

    申请号:US367130

    申请日:1999-08-05

    IPC分类号: C07F5/02 C07F9/54

    CPC分类号: C07F9/54 C07F5/025

    摘要: A method of producing a boron-based compound represented by general formula (1) including a first step of reacting lithium, magnesium or a compound containing lithium, a compound represented by general formula (2), and a compound represented by general formula (3): R.sup.2 --Y to produce a borate metal salt represented by general formula (4), and a second step of adding to the borate metal salt an onium halide represented by general formula (5): Z.sup.+ .multidot.X.sup.- to effect ion exchange reaction (the symbols in the formulae have the same meanings as described in the specification).According to the production method of the present invention, a high purity boron-based compound represented by the general formula (1) above useful as a photopolymerization initiator and a light-absorbing decolorizing agent can be obtained in a short time and a high yield as compared with the conventional method. ##STR1##

    摘要翻译: PCT No.PCT / JP98 / 00477 Sec。 371日期1999年8月5日 102(e)日期1999年8月5日PCT提交1998年2月5日PCT公布。 公开号WO98 / 34938 日本1998年8月13日制造通式(1)表示的硼系化合物的制造方法,其包括使锂,镁或含锂化合物,通式(2)表示的化合物和表示的化合物 由通式(3)表示:R2-Y,制备由通式(4)表示的硼酸盐金属盐,第二步是向硼酸金属盐中加入由通式(5)表示的卤化鎓:Z + xX- 进行离子交换反应(式中的符号具有与说明书中所述相同的含义)。 根据本发明的制造方法,可以以短时间和高收率获得用作光聚合引发剂的上述通式(1)表示的高纯度硼系化合物和光吸收脱色剂, 与传统方法相比。

    Photopolymerizable composition and dry film resist
    23.
    发明授权
    Photopolymerizable composition and dry film resist 失效
    可光聚合组合物和干膜抗蚀剂

    公开(公告)号:US6033829A

    公开(公告)日:2000-03-07

    申请号:US105147

    申请日:1998-06-26

    IPC分类号: G03F7/029 G03C1/725

    摘要: An ultraviolet and/or visible light curing photopolymerizable composition comprising as essential components: (a) a thermoplastic polymer obtained by copolymerization of at least one monomer selected from among .alpha.,.beta.-unsaturated carboxyl group-containing monomers and another monomer, (b) a crosslinking monomer with at least two ethylenic unsaturated groups per molecule and (c) an ultraviolet and/or visible light polymerization initiator comprising a quaternary boron salt and a sensitizing dye, as well as a dry film resist containing the composition as its main component.

    摘要翻译: 包含作为必要成分的紫外线和/或可见光固化光聚合性组合物:(a)通过使至少一种选自α,β-不饱和羧基的单体和另一种单体的单体共聚得到的热塑性聚合物,(b) 每分子具有至少两个烯属不饱和基团的交联单体,和(c)包含季硼盐和敏化染料的紫外线和/或可见光聚合引发剂,以及含有该组合物作为其主要成分的干膜抗蚀剂。