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    • 6. 发明公开
    • OLEFIN RESIN AND METHOD FOR PRODUCING SAME
    • OLEFINHARZ UND VERFAHREN ZUR HERSTELLUNG DAVON
    • EP3124506A1
    • 2017-02-01
    • EP15770050.1
    • 2015-03-26
    • Mitsui Chemicals, Inc.
    • YANAGIMOTO, YasushiMATSUGI, TomoakiIWASHITA, AkihikoNAKAMURA, TatsuyaSAITO, Junji
    • C08F10/00C08F4/62C08F4/646C08F4/6592C08F210/16
    • C08F210/16C08F4/64048C08F4/65927C08F290/042C08L23/0815C08F4/65904C08F210/06C08F2500/04C08F2500/05C08F2500/17C08F210/08C08F210/14C08F210/02
    • The present invention provides an olefin resin with an improved heat resistance, reduced stickiness, excellent optical and low temperature properties, as well as the balance between these physical properties. The olefin resin according to the present invention satisfies the following requirements: (I) a melting peak (Tm) is observed within the range of from 60°C to 130°C, and the heat of fusion ΔH at the melting peak is within the range of from 5 to 150 J/g; (II) the percentage E (wt%) of a portion soluble in o-dichlorobenzene at 20 °C or lower, and the heat of fusion ΔH satisfy certain relationships; (III) the glass transition temperature (Tg) is from -80 to -30°C; (IV) the spin-spin relaxation time (T2) of a component having the highest mobility, as obtained in a four-component approximation with a Lorentzian function performed for a free induction decay curve, is within the range of from 150 to 500 ms, and the abundance ratio of the component is within the range of from 15 to 50%; and (V) the intrinsic viscosity [η] as measured in decalin at 135°C is within the range of from 0.1 to 12 dl/g.
    • 本发明提供了具有改善的耐热性,降低的粘性,优异的光学和低温性能以及这些物理性能之间的平衡的烯烃树脂。 根据本发明的烯烃树脂满足以下要求:(I)在60℃至130℃的范围内观察到熔融峰(Tm),熔融峰处的熔化热“H”在 范围为5〜150J / g; (II)在20℃以下可溶于邻二氯苯的部分的比例E(wt%),熔融热“H”满足一定关系; (III)玻璃化转变温度(Tg)为-80〜-30℃; (IV)具有最高迁移率的成分的自旋 - 自旋弛豫时间(T2)在用自由诱导衰变曲线进行的洛伦兹函数的四分量近似中获得的范围为150-500ms ,成分的丰度比在15〜50%的范围内。 和(V)在135℃萘烷中测定的特性粘度[·]为0.1〜12dl / g的范围。