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    • 3. 发明公开
    • POLYPHENYLENE SULFIDE MICROPARTICLES
    • POLYPHENYLENSULFID-MIKROPARTIKEL
    • EP3088445A4
    • 2017-05-03
    • EP14875637
    • 2014-12-17
    • TORAY INDUSTRIES
    • OTSUBO TAKAHIKOASANO ITARUWAKAHARA YOKOTAKEZAKI HIROSHI
    • C08J3/16C08J3/11C08J9/28
    • C08J9/16C08J3/096C08J3/11C08J3/16C08J9/28C08J2201/0544C08J2205/044C08J2205/05C08J2371/02C08J2381/04C08J2381/06C08J2481/06
    • Disclosed are polyphenylene sulfide microparticles characterized in that a linseed oil absorption amount is in a range of 40 to 1,000 mL/100 g and a number average particle diameter is in a range of 1 to 200 µm. According to the present invention, it is possible to obtain porous PPS microparticles in a practically applicable level, which has been difficult to produce in the prior art. Porous PPS microparticles of the present invention have a large specific surface area and therefore promote fusion of particles when molded into various molded bodies by applying thermal energy, thus enabling formation or molding of a coating layer of particles at a lower temperature in a shorter time. Porous PPS microparticles of the present invention have a porous shape and therefore enable scaterring light in multiple directions and suppression of specific reflection of reflected light in a specific direction, thus making it possible to impart shading effect and matt effect when added to a medium.
    • 本发明公开了一种聚亚苯基硫醚微粒,其特征在于亚麻籽油吸收量在40至1,000mL / 100g的范围内,数均粒径在1至200μm的范围内。 根据本发明,可以获得现有技术中难以生产的实用水平的多孔PPS微粒。 本发明的多孔PPS微粒具有大的比表面积,因此通过施加热能将其成型为各种成型体时促进了颗粒的熔合,从而能够在较短时间内在较低温度下形成或模制颗粒涂层。 本发明的多孔PPS微粒具有多孔形状,因此能够在多个方向上分光并且抑制特定方向上的反射光的特定反射,因此当被添加到介质时可以赋予遮蔽效果和消光效果。
    • 8. 发明公开
    • PRE-PREG, FIBER-REINFORCED COMPOSITE MATERIAL, AND THERMOPLASTIC RESIN PARTICLES
    • PREPREG,FASERVERSTÄRKTERVERBUNDSTOFF UND THERMOPLASTISCHE HARZPARTIKEL
    • EP2949689A4
    • 2016-09-07
    • EP14743437
    • 2014-01-24
    • TORAY INDUSTRIES
    • SHIMIZU YUKOKOBAYASHI HIROSHITOMIOKA NOBUYUKITAKEZAKI HIROSHIHONDA SHIROU
    • C08J5/24B29C70/06B29K63/00C08J3/16
    • C08L63/00C08J5/24C08J2363/00C08L29/04C08L77/00
    • The invention provides a prepreg that can give a fiber-reinforced composite material exhibiting stable and excellent interlaminar fracture toughness and impact resistance under wide molding conditions. The prepreg includes at least a reinforcement fiber [A], a thermosetting resin [B], and the following component [C] wherein 90% or more of the material [C] is present inside a region of the prepreg that extends from any surface of the prepreg to a prepreg site having, from the surface, a depth of 20% of the thickness of the prepreg. The component [C] satisfies requirements that (i) the storage elastic modulus G' of the material constituting the particles is more than 1 MPa, and 70 MPa or less at 180°C, and that (ii) the ratio of the storage elastic modulus G' of the material constituting the particles at 160°C to the storage elastic modulus G' of the material at 200°C ranges from 1 to 5; and is insoluble in the thermosetting resin [B].
    • 本发明提供一种预浸料,其可以在宽的成型条件下得到纤维增强复合材料,其表现出稳定且优异的层间断裂韧性和耐冲击性。 预浸料坯至少包括增强纤维[A],热固性树脂[B]和以下成分[C],其中90%以上的材料[C]存在于从任何表面延伸的预浸料坯的区域内 的预浸料坯从预浸料坯的表面具有预浸料坯厚度的20%的深度。 组分[C]满足(i)构成颗粒的材料的储能弹性模量G'大于1MPa,在180℃下为70MPa以下的要求,(ii)存储弹性 在160℃下构成颗粒的材料的模量G'与材料在200℃下的储能弹性模量G'在1至5之间; 并且不溶于热固性树脂[B]。