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    • 7. 发明申请
    • METHOD FOR STORING EPISULFIDE COMPOUND AND METHOD FOR PREPARING THIOEPOXY-BASED OPTICAL MATERIAL USING SAID EPISULFIDE COMPOUND
    • 储存EPISULFIDE化合物的方法和使用合适的EPISFF化合物制备基于硫代羟基的光学材料的方法
    • US20150247955A1
    • 2015-09-03
    • US14430802
    • 2013-09-24
    • KOC SOLUTION CO., LTD.
    • Dong Gyu JangSoo Gyun RohJong Hyo KimBong-Keun SoJin-Moo Seo
    • G02B1/04G02B1/08C07D331/02
    • G02B1/041C07D331/02C08G75/02C08L81/02G02B1/04G02B1/08C08L63/00C08L81/00
    • Disclosed is a method of storing a thioepoxy compound and a method of preparing a thioepoxy based optical material using the thioepoxy compound. Particularly, a method of preparing a high-quality thioepoxy based optical material having superior color and thermal stability and less time-dependent change, and being colorless and transparent by inhibiting time-dependent change of the thioepoxy compound during storage is disclosed. In addition, a method of storing the thioepoxy compound for an optical material, the thioepoxy compound having a water content of 500 to 2,500 ppm and stored at −78 to 10° C., and a method of preparing the thioepoxy based optical material, the method including polymerizing a polymerizable composition including the stored thioepoxy compound, are provided. The high-quality thioepoxy based optical material, which is colorless and transparent, prepared according to the present invention may be broadly used in a variety of fields as a substitute for conventional optical materials.
    • 公开了使用硫代环氧化合物存储硫代环氧化合物的方法和制备硫代环氧基光学材料的方法。 特别地,公开了一种制备具有优异的色素和热稳定性和较小的时间依赖性变化的高质量硫代环氧基光学材料的方法,并且通过抑制硫代环氧化合物在储存期间的时间依赖性变化而变得无色透明。 此外,存储用于光学材料的硫代环氧化合物的方法,水含量为500至2,500ppm并在-78至10℃下储存的硫代环氧化合物,以及制备硫代环氧基光学材料的方法, 提供包括使包含所存储的硫代环氧化合物的聚合性组合物聚合的方法。 根据本发明制备的无色透明的高质量硫代环氧基光学材料可广泛用于各种领域,作为常规光学材料的替代物。
    • 10. 发明授权
    • Polymerization regulators and compositions for resin
    • 聚合调节剂和树脂组合物
    • US07169845B2
    • 2007-01-30
    • US10297383
    • 2002-04-04
    • Masaki TamuraTakahiro MatsuiMasanori ShimutaYuichi YoshimuraMotoharu TakeuchiHiroshi HorikoshiHiroyuki Okada
    • Masaki TamuraTakahiro MatsuiMasanori ShimutaYuichi YoshimuraMotoharu TakeuchiHiroshi HorikoshiHiroyuki Okada
    • C08L81/00C08K3/16
    • C08G75/08C07D331/02
    • In the present invention, an episulfide compound having, in one molecule, at least one epithio structure represented by the following Formula 2: wherein R5 is C1–C10 hydrocarbylene or single bond, R6, R7 and R8 are each independently C1–C10 hydrocarbyl or hydrogen, Y is O, S, Se or Te, p is an integer from 1 to 5 and q is an integer from 0 to 5, is polymerized in the presence of a halide of a 13–16 group element of the long periodic table and/or a polymerization regulator represented by the following Formula 1: wherein R1, R2 and R3 are each C1–C10 hydocarbyl or hydrogen, R4 is C1–C10 hydrocarbylene or single bond, X is F, Cl, Br, I, As, SH, OH, C1–C10 alkoxyl, C1–C10 alkylthio, or C1–C10 mercaptoalkythio, and m is an integer from 1 to 5, to produce a cured resin suitable as an optical material. By using the polymerization regulator, the polymerization rate of the episulfide compound can be suitably regulated to obtain a cured resin with less defect. By using the halide, the increase in the viscosity of the starting composition during the storage or the casting operation can be prevented.
    • 在本发明中,在一个分子中具有由下式2表示的至少一个环硫结构的环硫化合物:其中R 5是C 1 -C 10亚烃基或单键,R 6 R 7和R 8各自独立地为C 1 -C 10烃基或氢,Y为O,S,Se或Te,p为1的整数 至5和q为0至5的整数,在长周期表的13-16族元素的卤化物和/或由下式1表示的聚合调节剂的存在下聚合:其中R“ 1,R 2和R 3各自为C 1 -C 10氢碳基或氢,R 4为C 1 -C 10亚烃基或单 键,X为F,Cl,Br,I,As,SH,OH,C 1 -C 10烷氧基,C 1 -C 10烷硫基或C 1 -C 10巯基偶氮,m为1〜5的整数, 作为光学材料。 通过使用聚合调节剂,可以适当调节环硫化合物的聚合速度,得到缺陷少的固化树脂。 通过使用卤化物,可以防止在储存或铸造操作期间起始组合物的粘度的增加。