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    • 9. 发明专利
    • Low density resin laminated sheet and method for manufacturing the same
    • 低密度树脂层压板及其制造方法
    • JP2013056473A
    • 2013-03-28
    • JP2011196173
    • 2011-09-08
    • Nikko Kasei Kk日光化成株式会社
    • TOSHIKURA KAZUAKIYAMAMOTO SHINICHITANABE MASAKI
    • B32B27/38
    • PROBLEM TO BE SOLVED: To provide a method for manufacturing a low density resin laminated sheet that enables further low specific gravity without spoiling other characteristics such as the appearance, electrical characteristics, mechanical strength, and thermal conductivity.SOLUTION: A method for manufacturing the low density resin laminated sheet in that the thermosetting resin powder has putting on temporary to the reinforcement material made of the fiber particle size 20-40 μm, includes: (i) a step of forming the powder composition by uniformly mixing (a) thermosetting resin powders (b) organic balloons, inorganic balloons, and the filler selected from a group comprising those mixtures; (ii) a step of making the powder composition uniformly contact the surface of the reinforcement material made of the fiber; (iii) a step of heating the powder composition under pressurization and perform tack welding of the fiber made reinforcement material to make the sheet-like material; and (iv) a step of performing fusion integration by laminating, heating and pressing a plurality of sheets.
    • 解决的问题:提供一种制造低密度树脂层叠片材的方法,其能够进一步降低比重而不破坏其外观,电特性,机械强度和导热性等其他特性。 解决方案:一种用于制造低密度树脂层叠片的方法,其中热固性树脂粉末暂时施加到由纤维粒径20-40μm制成的增强材料上,包括:(i)形成 粉末组合物通过均匀混合(a)热固性树脂粉末(b)有机气球,无机气球和从包含这些混合物的组中选择的填料; (ii)使粉末组合物均匀地接触由纤维制成的增强材料的表面的步骤; (iii)在加压下加热粉末组合物并进行纤维增强材料的定位焊以制成片状材料的步骤; 和(iv)通过层叠,加热和压制多个片材来进行融合整合的步骤。 版权所有(C)2013,JPO&INPIT