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    • 1. 发明申请
    • EPOXY RESIN COMPOSITION, PREPREG AND FIBER-REINFORCED COMPOSITE MATERIALS
    • 环氧树脂组合物,PREPREG和纤维增强复合材料
    • US20130217805A1
    • 2013-08-22
    • US13823004
    • 2011-09-26
    • Mami HayashiTakayuki FujiwaraJun MisumiKenichi Yoshioka
    • Mami HayashiTakayuki FujiwaraJun MisumiKenichi Yoshioka
    • C08L63/00
    • C08L63/00C08G59/3245C08G59/38C08J5/24C08J2363/00C08L2205/02
    • An epoxy resin composition containing an epoxy resin [A1], epoxy resin [B1], epoxy resin [C1] and curing agent [D] wherein [A1] is a bisphenol-type epoxy resin with a softening point of 90° C. or more, [B1] is a tri- or higher functional amine-type epoxy resin, [C1] is a bisphenol F-type epoxy resin with a number average molecular weight of 450 or less, and the epoxy resins [A1] to [C1] satisfy the following contents per 100 parts by mass of total epoxy resin content: [A1] 20 to 50 parts by mass, [B1] 30 to 50 parts by mass and [C1] 10 to 40 parts. The present invention provides low-viscosity epoxy resin compositions that are excellent in impregnating reinforcing fibers and capable of producing cured resins with excellent modulus and toughness, as well as prepregs and fiber-reinforced composite materials based on those epoxy resin compositions.
    • 包含环氧树脂[A1],环氧树脂[B1],环氧树脂[C1]和固化剂[D]的环氧树脂组合物,其中[A1]是软化点为90℃的双酚型环氧树脂,或 更多的是,[B1]是三官能以上的胺型环氧树脂,[C1]是数均分子量为450以下的双酚F型环氧树脂,环氧树脂[A1]〜[C1 ]每100质量份总环氧树脂含量满足以下含量:[A1] 20〜50质量份,[B1] 30〜50质量份,[C1] 10〜40份。 本发明提供了一种低粘度环氧树脂组合物,其具有优异的浸渍增强纤维并且能够制备具有优异的模量和韧性的固化树脂,以及基于这些环氧树脂组合物的预浸料和纤维增强复合材料。
    • 10. 发明申请
    • MICRODEVICE AND FLUID MIXING METHOD
    • MICRODEVICE和FLUID MIXING方法
    • US20090086572A1
    • 2009-04-02
    • US12237443
    • 2008-09-25
    • Yoshiyuki MiyoshiTakayuki Fujiwara
    • Yoshiyuki MiyoshiTakayuki Fujiwara
    • B01J19/00B01F15/02
    • B01F13/0059B01F5/0057B01J19/0093B01J2219/00788B01J2219/0086B01J2219/00889B01J2219/00891
    • In a microdevice in which a plurality of fluids respectively passing through a separate introduction channel are merged in a merging section in a micro space to mix the fluids and the mixed fluids are discharged from the merging section via a discharge channel, a tip section of each of the introduction channels comprises a tapered contraction section so as to contract a flow of fluid, the introduction channels are disposed so that central axes of the introduction channels do not intersect at one point each other, and the merging section is formed of a space surrounded with edges of the contraction sections of respective introduction channels. Thereby, reacting fluids can be mixed rapidly each other, and contamination of air bubbles into the whole fluid can be suppressed by narrowing a dead space of a discharge channel immediately after the merging section.
    • 在微型装置中,分别穿过单独的引入通道的多个流体在微空间中的合流部分中合流以混合流体和混合流体,经由排出通道从合流部排出,每个 所述引入通道包括锥形收缩部分以使流体流动收缩,所述引入通道被布置成使得所述引入通道的中心轴线在相互不同的一点处不相交,并且所述合并部分由围绕的空间形成 具有各个引入通道的收缩部分的边缘。 由此,能够将流体的反应迅速地混合,通过缩小合流部之后的排出流路的死区,能够抑制气泡向整个流体的污染。