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    RESIN COMPOSITION AND MOLDED ARTICLE
    3.
    发明申请
    RESIN COMPOSITION AND MOLDED ARTICLE 审中-公开
    树脂组合物和成型品

    公开(公告)号：US20100324220A1

    公开(公告)日：2010-12-23

    申请号：US12866164

    申请日：2009-02-03

    申请人： Kiyotsuna Toyohara ,  Jitsuo Oda

    发明人： Kiyotsuna Toyohara ,  Jitsuo Oda

    IPC分类号： C08L77/00 ,  C08L33/04

    CPC分类号： C08L67/02 ,  C08K3/34 ,  C08K5/0083 ,  C08K5/29 ,  C08L51/04 ,  C08L51/085 ,  C08L67/04 ,  C08L77/06 ,  C08L77/12 ,  C08L2666/18 ,  C08L2666/02

    摘要： A resin composition comprising an aromatic polyester having a butylene terephthalate skeleton as the main constituent unit (component A), polylactic acid comprising poly(L-lactic acid) and poly(D-lactic acid) (component B), and a modifier (component C), wherein the resin composition has (i) a crystal melting peak of stereocomplex-phase polylactic acid at 190° C. or higher in differential scanning calorimeter measurement, (ii) a biomass ratio of not less than 50%, (iii) a notched Izod impact strength of 4 to 15 kJ/m2 and (iv) a flexural modulus of 2.5 to 6 GPa. The resin composition provides a molded article having excellent impact resistance and stiffness. The resin composition has a biomass ratio of not less than 50%. The resin composition has a low moisture absorptivity, hydrolysis resistance and high-speed moldability. The resin composition provides a molded article having excellent heat resistance.

    摘要翻译： 一种树脂组合物，其含有以对苯二甲酸丁二醇酯骨架为主要构成单元的芳香族聚酯（A成分），由聚（L-乳酸）和聚（D-乳酸）（B成分）构成的聚乳酸，和改性剂 C），其中所述树脂组合物具有（i）立体络合相聚乳酸在差示扫描量热计测量中在190℃以上的结晶熔融峰，（ii）生物质比不小于50％，（iii） 缺口伊佐德冲击强度为4〜15kJ / m 2，（iv）弯曲弹性模量为2.5〜6GPa。 树脂组合物提供具有优异的耐冲击性和刚度的模塑制品。 树脂组合物的生物质比不小于50％。 该树脂组合物具有低吸湿性，耐水解性和高速成型性。 树脂组合物提供耐热性优异的成型品。

    POLYLACTIC ACID COMPOSITION
    4.
    发明申请
    POLYLACTIC ACID COMPOSITION 有权
    聚乳酸组合物

    公开(公告)号：US20120289625A1

    公开(公告)日：2012-11-15

    申请号：US13522777

    申请日：2011-01-17

    申请人： Yuichi Matsuno ,  Masaki Mitsunaga ,  Jitsuo Oda ,  Masatsugu Furuki ,  Shinichiro Shoji ,  Takuro Kitamura ,  Yoshitaka Shibata

    发明人： Yuichi Matsuno ,  Masaki Mitsunaga ,  Jitsuo Oda ,  Masatsugu Furuki ,  Shinichiro Shoji ,  Takuro Kitamura ,  Yoshitaka Shibata

    IPC分类号： C08L67/04 ,  C08L63/00 ,  C08K5/13 ,  C08K5/36 ,  C08K5/52 ,  C08K5/5317

    CPC分类号： C07D273/08 ,  C07D498/04 ,  C07D498/10 ,  C07D498/14 ,  C08K5/29 ,  C08L101/16 ,  C08L67/04

    摘要： A resin composition which comprises polylactic acid, does not release an isocyanate group at the time of production and has excellent hydrolysis resistance and a low environmental burden.The resin composition comprises: (A) 100 parts by weight of a resin component (component A) containing polylactic acid (component A-α); (B) 0.001 to 10 parts by weight of a compound (component B) having one carbodiimide group and a cyclic structure in which first nitrogen and second nitrogen are bonded to each other via a bonding group, the cyclic structure consisting of 8 to 50 atoms; and (C) 0.001 to 2 parts by weight of at least one antioxidant (component C) selected from the group consisting of a hindered phenol-based compound, a phosphite-based compound, a phosphonite-based compound and a thioether-based compound.

    摘要翻译： 包含聚乳酸的树脂组合物在生产时不释放异氰酸酯基并且具有优异的耐水解性和低的环境负担。 树脂组合物包含：（A）100重量份含有聚乳酸（成分A-α）的树脂成分（A成分）; （B）0.001〜10重量份具有一个碳二亚胺基团的化合物（B成分）和通过键合基彼此键合第一氮和第二氮的环状结构，由8〜50个原子 ; 和（C）0.001〜2重量份的选自受阻酚系化合物，亚磷酸酯系化合物，亚膦酸酯系化合物和硫醚系化合物的至少一种抗氧化剂（C成分）。