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    • 32. 发明申请
    • Flame-retardant polyester fiber for artificial hair
    • 用于人造头发的阻燃聚酯纤维
    • US20070155870A1
    • 2007-07-05
    • US10579994
    • 2004-11-24
    • Toshihiro KowakiToshiyuki MasudaHiroyuki Shinbayashi
    • Toshihiro KowakiToshiyuki MasudaHiroyuki Shinbayashi
    • C08K5/15
    • D01F6/92
    • It is an object of the present invention to provide a polyester fiber for artificial hair which has an excellent spinning processability, maintains fiber properties possessed by conventional polyester fiber, and has excellent flame retardance, heat resistance, transparency and the like. A flame retardant polyester fiber for artificial hair which achieves the above object can be obtained by melt spinning a composition in which 5 to 30 parts by weight of (B) a brominated epoxy based flame retardant and 0.05 to 1 parts by weight of (C) a reaction accelerator is mixed with 100 parts by weight of (A) a polyester made of one or more of polyalkylene terephthalate or a copolymer polyester comprising polyalkylene terephthalate as a main component.
    • 本发明的目的是提供一种具有优异的纺丝加工性的人造毛发用聚酯纤维,保持常规聚酯纤维具有的纤维特性,并且具有优异的阻燃性,耐热性,透明性等。 实现上述目的的人造毛发用阻燃性聚酯纤维可以通过将(B)溴化环氧类阻燃剂为5〜30重量份,(C)的0.05〜1重量份, 将反应促进剂与100重量份的(A)由聚对苯二甲酸亚烷基酯或包含聚对苯二甲酸亚烷基酯作为主要成分的共聚物聚酯制成的聚酯混合。
    • 33. 发明申请
    • Spectacles lens and production method thereof
    • 眼镜镜片及其制作方法
    • US20070155867A1
    • 2007-07-05
    • US10586641
    • 2005-01-19
    • Keizo IkariJiro Ariki
    • Keizo IkariJiro Ariki
    • C08K5/00C08K5/15
    • G02B1/041C08K5/1535C08K5/3435C08L69/00
    • A spectacles lens and an optical transparent molded article are provided that are formed from a polycarbonate resin composition comprising: (1) 100 parts by weight of polycarbonate resin (A), (2) 0.05 to 0.5 parts by weight of at least one ultraviolet absorber (B) selected from the group consisting of 2-(2′-hydroxy-5′-methylphenyl)benzotriazole (B-1) and 2-(2′-hydroxy-5′-tert-octylphenyl)benzotriazole (B-2), (3) 0.01 to 0.3 parts by weight of at least one ultraviolet absorber (C) selected from the group consisting of 2-(3-tert-butyl-5-methyl-2-hydroxyphenyl)-5-chlorobenzotriazole (C-1), 2,2′-methylenebis[4-(1,1,3,3-tetramethylbutyl)-6-(2H-benzotriazole)-2-ylphenol] (C-2) and 2-[2-hydroxy-3,5-bis(α,α-dimethylbenzyl)phenyl]-2H-benzotriazole (C-3), and (4) 0.0005 to 0.1 parts by weight of lactone compound having a specific structure.
    • 提供由聚碳酸酯树脂组合物形成的眼镜片和光学透明模制品,其包含:(1)100重量份的聚碳酸酯树脂(A),(2)0.05至0.5重量份的至少一种紫外线吸收剂 (B-2),2-(2'-羟基-5'-甲基苯基)苯并三唑(B-1)和2-(2'-羟基-5'-叔辛基苯基)苯并三唑(B-2) ,(3)0.01〜0.3重量份的选自2-(3-叔丁基-5-甲基-2-羟基苯基)-5-氯苯并三唑(C-1)的至少一种紫外线吸收剂(C) ),2,2'-亚甲基双[4-(1,1,3,3-四甲基丁基)-6-(2H-苯并三唑)-2-基苯酚](C-2)和2- [2-羟基-3, (α,α-二甲基苄基)苯基] -2H-苯并三唑(C-3)和(4)0.0005〜0.1重量份具有特定结构的内酯化合物。