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    • 8. 发明授权
    • Polymerizable composition for polythiourethane optical material
    • 聚硫氨酯光学材料的可聚合组合物
    • US09290656B2
    • 2016-03-22
    • US12280300
    • 2007-02-15
    • Hidetoshi HayashiNobuo KawatoMasanori IwazumiMamoru TanakaSeiichi Kobayashi
    • Hidetoshi HayashiNobuo KawatoMasanori IwazumiMamoru TanakaSeiichi Kobayashi
    • C08G18/38C08L75/04C08G18/22C08G18/75C08G18/76G02B1/04G11B7/2533
    • C08L75/04C08G18/222C08G18/3876C08G18/757C08G18/7642G02B1/041G11B7/2533
    • A polymerizable composition for polythiourethane optical materials comprising a compound represented by the general formula (1), M(L)n  (1) wherein, in the formula, M is Al, Fe, Cu, Zn, Zr or Bi; L is a dithiocarbamic acid group, a sulfonic acid group, a mono- or di-alkyl phosphoric acid ester group, a substituted acetylacetonato group or a halogen; and n is an integer of 1 to 5, one or two or more isocyanates selected from the group consisting of isocyanate compounds and isothiocyanate compounds, and one or two or more active hydrogen compounds each having a mercapto group. The compounds represented by the general formula (1) exhibit catalytic activity equal to or superior to that of organotin catalysts having been employed as catalysts for the production of polythiourethane optical materials from the past, and have high safety. Further, the thus obtained polythiourethane resins satisfactorily meet the property requirements for optical materials, in particular, excelling in weather resistance. Therefore, the proposed catalysts are available as novel catalysts replacing the organotin catalysts.
    • 一种聚硫氨酯类光学材料用聚合性组合物,其含有通式(1)表示的化合物,M(L)n(1),式中,M为Al,Fe,Cu,Zn,Zr或Bi; L是二硫代氨基甲酸基,磺酸基,一烷基或二烷基磷酸酯基,取代的乙酰丙酮基或卤素; n为1〜5的整数,选自由异氰酸酯化合物和异硫氰酸酯化合物组成的组中的一种或两种以上的异氰酸酯,以及一种或两种以上具有巯基的活性氢化合物。 由通式(1)表示的化合物具有等于或优于已经用作生产聚硫氨酯光学材料的催化剂的有机锡催化剂的催化活性,并且具有高安全性。 此外,由此得到的聚硫氨酯树脂令人满意地满足光学材料的性能要求,特别是耐候性优异。 因此,所提出的催化剂可用作替代有机锡催化剂的新型催化剂。
    • 10. 发明申请
    • METAL THIETANE COMPOUND, POLYMERIZABLE COMPOSITION CONTAINING THE COMPOUND, RESIN AND USE OF THE RESIN
    • 金属硫醇化合物,含有化合物,树脂和树脂使用的可聚合组合物
    • US20100240862A1
    • 2010-09-23
    • US12527845
    • 2008-02-19
    • Masakazu MurakamiTomoyuki AndoHironori KuboiHidetoshi HayashiOsamu KohgoSeiichi Kobayashi
    • Masakazu MurakamiTomoyuki AndoHironori KuboiHidetoshi HayashiOsamu KohgoSeiichi Kobayashi
    • C08G75/00C07D331/04
    • C08G75/06C08L81/02G02B1/041
    • Disclosed is a metal thietane compound represented by the following general formula (120), (wherein, in the above general formula (120), M is a member selected from the group consisting of Bi, Sb, Ti, Zr and Ta; X1 and X2 are each independently a sulfur atom or an oxygen atom; R1 is a divalent organic group; the bond between M and T shown by a dotted line and a solid line represents a single or double bond; m is an integer of 0 or 1 or more; n is the number of valence of M; and p is an integer of equal to or more than 1 and equal to or less than n, provided that when r is 1, q is 0 and Y is a monovalent inorganic or organic group; when r is 1 and n-p-q is 2 or more, a plurality of Ys contained are each independently selected from monovalent inorganic or organic groups; when r is 1 and n-p-q is 2 or more, a plurality of Ys may be bonded to each other to form a ring containing M; when r is 2, n-p-q is 1 or 2 and Y is a divalent group; when r is 2 and n-p-q is 2, two Ys may form a ring together with two Ms; and when r is 2 and q is 2, a plurality of Ts contained are each independently selected from inorganic or organic groups).
    • 公开了由以下通式(120)表示的金属硫杂环丁烷化合物(其中,在上述通式(120)中,M为选自Bi,Sb,Ti,Zr和Ta的成员; X1和 X2各自独立地为硫原子或氧原子; R1为二价有机基团;虚线和实线所示的M和T之间的键表示单键或双键; m为0或1的整数,或 更多; n是M的化合价数; p是等于或大于1且等于或小于n的整数,条件是当r为1时,q为0,Y为单价无机或有机基团 当r为1且npq为2以上时,多个Y为独立地选自一价无机或有机基团;当r为1且npq为2以上时,可以将多个Y彼此键合, 形成含有M的环;当r为2时,npq为1或2,Y为二价基团;当r为2且npq为2时,两个Y可以形成环 两个女儿 当r为2且q为2时,多个Ts独立地选自无机或有机基团)。