Acrylic resin foam and method of producing the same
    7.
    发明专利
    Acrylic resin foam and method of producing the same 有权
    丙烯酸树脂泡沫及其生产方法

    公开(公告)号:JP2014009285A

    公开(公告)日:2014-01-20

    申请号:JP2012146542

    申请日:2012-06-29

    Abstract: PROBLEM TO BE SOLVED: To provide an acrylic resin foam having excellent heat resistance.SOLUTION: A polymerizable solution is prepared, the polymerizable solution including a polymerizable monomer that includes 36 mass% or more of a methacrylic acid, a foaming agent including a thermal decomposition type foaming agent, and a polymerization initiator, and after polymerization of the polymerizable monomer, the foamable polymer obtained through the polymerization is foamed, to provide an acrylic resin foam.

    Abstract translation: 要解决的问题:提供具有优异耐热性的丙烯酸树脂泡沫。溶液:制备可聚合溶液,该可聚合溶液包括含有36质量%以上甲基丙烯酸的可聚合单体,包含热分解的发泡剂 型发泡剂和聚合引发剂,聚合单体后,通过聚合得到的可发泡聚合物发泡,得到丙烯酸树脂泡沫。

    アクリル系樹脂発泡体の製造方法及びアクリル系樹脂発泡体
    8.
    发明专利
    アクリル系樹脂発泡体の製造方法及びアクリル系樹脂発泡体 有权
    丙烯酸树脂泡沫制造方法和丙烯酸树脂泡沫

    公开(公告)号:JP2015025070A

    公开(公告)日:2015-02-05

    申请号:JP2013155570

    申请日:2013-07-26

    Abstract: 【課題】加熱による体積変化が生じ難いアクリル系樹脂発泡体を提供することにある。【解決手段】アクリル系モノマー及びスチレンを含む重合性モノマーと、熱分解型発泡剤と、重合開始剤とを含有する重合性溶液を作製し、前記重合性モノマーを重合させた後、前記重合によって得られた発泡性重合体を発泡させてアクリル系樹脂発泡体を作製し、前記重合性モノマーとして、スチレンを30質量%以上含有するものを用いる、アクリル系樹脂発泡体の製造方法を提供する。【選択図】なし

    Abstract translation: 要解决的问题:提供几乎不会由于加热而引起体积变化的丙烯酸树脂泡沫。溶解性:在丙烯酸树脂泡沫制造方法中,在制备含有包含丙烯酸类单体和苯乙烯的可聚合单体的可聚合溶液之后,可热分解 发泡剂和聚合引发剂,并使可聚合单体聚合,通过聚合获得的可发泡聚合物被发泡以产生丙烯酸树脂泡沫。 使用含有30质量%以上的苯乙烯的聚合性单体作为聚合性单体。

    Method for manufacturing acrylic polymerized molded body, and method for manufacturing foam molded body
    9.
    发明专利
    Method for manufacturing acrylic polymerized molded body, and method for manufacturing foam molded body 有权
    制造丙烯酸聚合物的方法及制造泡沫塑料体的方法

    公开(公告)号:JP2014189699A

    公开(公告)日:2014-10-06

    申请号:JP2013067968

    申请日:2013-03-28

    Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing an acrylic polymerized molded body capable of manufacturing a foam molded body with reduced occurrence of voids and a method for manufacturing a foam molded body.SOLUTION: A method for manufacturing an acrylic polymerized molded body includes: the step (I) of heating and polymerizing a polymerizable solution containing an acrylic monomer, a chemical foaming agent, and a polymerization initiator so as to obtain a precursor molded body containing an unreacted monomer whose volume shrinkage with respect to a total volume of the polymerizable solution before polymerization is 14% or more; and the step (II) of heating the precursor molded body at a polymerization temperature higher than a polymerization temperature in the step (I) so as to polymerize the unreacted monomer and obtain an acrylic polymerized molded body. A rate of temperature increase when increasing the temperature of the precursor molded body until reaching the polymerization temperature in the step (II) is 4.0°C/hour or less. A method for manufacturing a foam molded body includes subjecting the acrylic polymerized molded body obtained in the foregoing manufacturing method to heat foaming.

    Abstract translation: 要解决的问题:提供一种能够制造发泡成型体的丙烯酸系聚合成型体的制造方法,其具有减少的空隙的发生和制造泡沫成形体的方法。方案:一种丙烯酸聚合成型体的制造方法,包括 :将含有丙烯酸单体,化学发泡剂和聚合引发剂的可聚合溶液加热聚合的步骤(I),以获得含有相对于总体积的体积收缩率的未反应单体的前体成型体 聚合前的聚合性溶液为14%以上; 和在步骤(I)中聚合温度以上的聚合温度加热前体成型体以使未反应单体聚合并获得丙烯酸聚合的成型体的步骤(II)。 在步骤(II)中,当前体成型体的温度升高至聚合温度为止时,升温速度为4.0℃/小时以下。 一种发泡成型体的制造方法,其特征在于,使用上述制造方法得到的丙烯酸聚合成型体进行发泡。

    Method for manufacturing foam molded body
    10.
    发明专利
    Method for manufacturing foam molded body 有权
    制造泡沫模体的方法

    公开(公告)号:JP2014189741A

    公开(公告)日:2014-10-06

    申请号:JP2013069049

    申请日:2013-03-28

    Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a foam molded body capable of suppressing occurrence of cracks in the foam molded body when an acrylic polymerized molded body containing a chemical foaming agent is subjected to heat foaming so as to obtain the foam molded body.SOLUTION: A method for manufacturing a foam molded body includes subjecting an acrylic polymerized molded body containing a chemical foaming agent to heat foaming in a state in which a lubricant is present on the surface of the acrylic polymerized molded body.

    Abstract translation: 要解决的问题:提供一种制造发泡成型体的方法,当将包含化学发泡剂的丙烯酸聚合成型体进行热发泡以获得泡沫成型体时,能够抑制发泡成型体中的裂纹发生 解决方案:一种泡沫成型体的制造方法,其特征在于,在丙烯酸系聚合成型体的表面存在润滑剂的状态下,使含有化学发泡剂的丙烯酸聚合成型体进行发泡。

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