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    • 3. 发明申请
    • METHOD FOR PRODUCING MODIFIED PROPYLENE POLYMER
    • 生产改性丙烯聚合物的方法
    • US20120245296A1
    • 2012-09-27
    • US13425595
    • 2012-03-21
    • Hiroyoshi NAKAJIMAMitsuyoshi SHIMANO
    • Hiroyoshi NAKAJIMAMitsuyoshi SHIMANO
    • C08F8/00
    • C08F255/02
    • Disclosed is a method for producing a modified propylene polymer that exhibits low flowability and also exhibits little fluctuation in melt flow rate compared with the melt flow rate of the propylene polymer before modification, the method involving a heat treatment step of subjecting a mixture comprising 100 parts by weight of a propylene polymer (A), from 0.1 to 50 parts by weight of an ethylenically unsaturated bond-containing compound (B), and from 0.01 to 20 parts by weight of an organic peroxide (C) whose decomposition temperature at which the half-life thereof becomes 1 minute is lower than 120° C. to heat treatment by using an extruder at a temperature lower than the decomposition temperature of the organic peroxide (C) at which the half-life thereof becomes 1 minute.
    • 本发明公开了一种改性丙烯聚合物的制造方法,其特征在于,与改性前的丙烯类聚合物的熔体流动速率相比,流动性低,熔体流动速率变动不大,涉及热处理工序的方法, 的丙烯聚合物(A),0.1〜50重量份的含烯属不饱和键的化合物(B)和0.01〜20重量份的有机过氧化物(C),其分解温度为 其半衰期为1分钟低于120℃,通过使用挤出机在低于半衰期为1分钟的有机过氧化物(C)的分解温度的温度下进行热处理。
    • 4. 发明授权
    • Propylene-based resin composition and molded article thereof
    • 丙烯系树脂组合物及其成型体
    • US08084540B2
    • 2011-12-27
    • US12739105
    • 2008-10-24
    • Koji KameoMitsuyoshi Shimano
    • Koji KameoMitsuyoshi Shimano
    • C08L67/02
    • C08L51/06C08L23/10C08L67/04C08L2666/02C08L2666/14C08L2666/04
    • There is provided a propylene-based resin composition containing 10 to 89% by mass of a propylene-based polymer (A) (excluding a modified propylene-based polymer (C) defined below), 10 to 89% by mass of a polylactic acid-based resin (B), and 1 to 80% by mass of a modified propylene-based polymer (C) which is an α,β-unsaturated glycidyl ester-grafted propylene-based polymer having an α,β-unsaturated glycidyl ester-derived structural unit content of 0.1% by mass or more and less than 1.0% by mass, provided that each of the contents of the propylene-based polymer (A), the polylactic acid-based resin (B) and the modified propylene-based polymer (C) is an amount based on the total amount of the three components.
    • 提供含有10〜89质量%的丙烯系聚合物(A)(不包括下述定义的丙烯系聚合物(C))的丙烯系树脂组合物,10〜89质量%的聚乳酸 基树脂(B)和1〜80质量%的改性丙烯类聚合物(C),其为具有α,β-不饱和缩水甘油基的α,β-不饱和缩水甘油酯接枝丙烯类聚合物 酯衍生的结构单元含量为0.1质量%以上且小于1.0质量%,只要丙烯类聚合物(A),聚乳酸类树脂(B)和改性丙烯 基聚合物(C)是基于三种组分的总量的量。
    • 6. 发明授权
    • Method for producing modified propylene polymer
    • 改性丙烯聚合物的制备方法
    • US08716408B2
    • 2014-05-06
    • US13425595
    • 2012-03-21
    • Hiroyoshi NakajimaMitsuyoshi Shimano
    • Hiroyoshi NakajimaMitsuyoshi Shimano
    • C08F8/00C08F8/02
    • C08F255/02
    • Disclosed is a method for producing a modified propylene polymer that exhibits low flowability and also exhibits little fluctuation in melt flow rate compared with the melt flow rate of the propylene polymer before modification, the method involving a heat treatment step of subjecting a mixture comprising 100 parts by weight of a propylene polymer (A), from 0.1 to 50 parts by weight of an ethylenically unsaturated bond-containing compound (B), and from 0.01 to 20 parts by weight of an organic peroxide (C) whose decomposition temperature at which the half-life thereof becomes 1 minute is lower than 120° C. to heat treatment by using an extruder at a temperature lower than the decomposition temperature of the organic peroxide (C) at which the half-life thereof becomes 1 minute.
    • 本发明公开了一种改性丙烯聚合物的制造方法,其特征在于,与改性前的丙烯类聚合物的熔体流动速率相比,流动性低,熔体流动速率变动不大,涉及热处理工序的方法, 的丙烯聚合物(A),0.1〜50重量份的含烯属不饱和键的化合物(B)和0.01〜20重量份的有机过氧化物(C),其分解温度为 其半衰期为1分钟低于120℃,通过使用挤出机在低于半衰期为1分钟的有机过氧化物(C)的分解温度的温度下进行热处理。