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    • 4. 发明申请
    • EPOXY RESIN COMPOSITION, PREPREG, AND FIBER REINFORCED PLASTIC MATERIAL
    • 环氧树脂组合物,预浸料和纤维增强塑料材料
    • WO2018037283A1
    • 2018-03-01
    • PCT/IB2017/001172
    • 2017-08-24
    • TORAY INDUSTRIES, INC.
    • TUN, Swezin, ThanHUGHES, JonathanARAI, NoboyukiLEHMAN, Benjamin
    • C08G59/32C08J5/24C08L63/00
    • The embodiments herein relate to an epoxy resin composition comprising a specific type of amine-based epoxy resin containing four epoxy groups per molecule, a prepreg, and a fiber-reinforced composite material. More specifically, the embodiments herein relate to an epoxy resin composition containing a combination of particular types of epoxy resin and curatives that provides high flexural modulus that is suitable for preparing a fiber-reinforced composite material capable of withstanding extreme use environments such as low-temperature environments and high-temperature moisture- absorbing environments. In addition, the embodiments herein relate to epoxy resin systems capable of achieving a high degree of cure (e.g., 85% or more) within a relatively short period of time (e.g., less than two hours) at a relatively low temperature (e.g., 132°C).
    • 这里的实施方式涉及包含特定类型的每分子含有四个环氧基团的胺基环氧树脂,预浸料坯和纤维增强复合材料的环氧树脂组合物。 更具体地说,本文的实施方案涉及含有特定类型的环氧树脂和固化剂的组合的环氧树脂组合物,其提供了高挠曲模量,该挠曲模量适合于制备能够经受极端使用环境的纤维增强复合材料,例如低温 环境和高温吸湿环境。 另外,本文的实施方案涉及能够在相对较低的温度(例如,在相对低的温度(例如,小于2小时))内实现高度固化(例如,85%或更高) 132℃下&; C)
    • 5. 发明申请
    • PREPREG WITH VARIABLE CURE RATE RESIN COMPOSITIONS
    • PREPREG与可变固化速率树脂组合物
    • WO2017055920A1
    • 2017-04-06
    • PCT/IB2016/001504
    • 2016-09-27
    • TORAY INDUSTRIES, INC.
    • NGUYEN, Felix, N.HARO, Alfred, P.FENBERT, Bradley, R.
    • C08J5/24B32B5/28B32B27/12
    • B32B5/28B32B27/12C08J5/24C08J2363/00
    • A prepreg comprising a layer of impregnated reinforcing fibers comprising at least one layer of reinforcing fibers impregnated by a resin composition comprising at least a thermosetting resin, a curing agent and an accelerator, such that the accelerator has a gradient concentration which is more concentrated in the resin composition in the vicinity of the reinforcing fibers than further away. The resin composition comprising a first resin composition impregnates the reinforcing fibers to provide a layer of impregnated reinforcing fibers and a surface layer comprising a second resin composition is formed on the layer of impregnated reinforcing fibers, wherein the first resin composition has at least one peak exotherm occurring at a time earlier than and/or at a temperature lower than any peak exotherm of the second resin composition, The heat generation from the first resin composition is tailored to initiate or speed up the curing of the second resin composition, leading to a substantial reduction of cure cycle time of the prepreg. Excellent handling and processing abilities of the uncured prepreg and excellent physical, thermal and mechanical properties when cured are achieved.
    • 一种预浸料,其包括浸渍的增强纤维层,其包含至少一层增强纤维层,所述增强纤维层由至少包含热固性树脂,固化剂和促进剂的树脂组合物浸渍,使得促进剂具有更集中在 树脂组合物在增强纤维附近比较远。 包含第一树脂组合物的树脂组合物浸渍增强纤维以提供浸渍的增强纤维层,并且在浸渍的增强纤维层上形成包含第二树脂组合物的表面层,其中第一树脂组合物具有至少一个峰放热 发生在比第二树脂组合物的任何峰值放热低的温度和/或低于第二树脂组合物的任何峰值放热的时间内。来自第一树脂组合物的发热被定制以引发或加速第二树脂组合物的固化,导致大量 预浸料的固化周期时间的缩短。 实现了未固化预浸料的优异处理和加工能力,并且在固化时具有优异的物理,热和机械性能。
    • 6. 发明申请
    • MULTI-LAYERED FILM
    • 多层膜
    • WO2014069379A1
    • 2014-05-08
    • PCT/JP2013/079051
    • 2013-10-18
    • TORAY INDUSTRIES,INC.BASF SE
    • YAMAMURA, GouheiHIROTA, MasayukiSAKAMOTO, JunLOOS, RobertAUFFERMANN, JorgYANG, Xin
    • B32B27/36
    • B32B27/36B32B7/02B32B27/08B32B27/18B32B27/285B32B27/365B32B2250/24B32B2250/40B32B2270/00B32B2307/31B32B2307/54B32B2307/5825B32B2307/7163B32B2439/46B32B2439/70B32B2439/80
    • This invention relates to a multi-layered film that has high flexibility, tear resistance, heat sealability, interlayer contact strength, and biodegradability. The multi-layered film comprising layer (X) and layer (Y) which meet requirement (A): layer (X) comprises (a) lactic acid based resin, (b) biodegradable resin except lactic acid based resin, and (c) block copolymer resin of polyether segment and polylactic acid segment wherein resin (a), (b), and (c) account for 20-85 parts, 10-50 parts, and 5-30 parts by mass, respectively (resin (a), (b), and (c) in total account for 100 parts by mass) and requirement (B): layer (Y) comprises (d) aliphatic-aromatic polyester and resin (e) as defined below wherein resin (d) and (e) account for 30-100 parts and 0-70 parts by mass, respectively (resin (d) and (e) in total account for 100 parts by mass) Resin (e): at least one resin selected from the group consisting of lactic acid based resin, aliphatic polyester, polypropylene carbonate, and polyhydroxy alkanoate.
    • 本发明涉及具有高柔韧性,抗撕裂性,热封性,层间接触强度和生物降解性的多层膜。 (A):层(X)的层(X)和层(Y)的多层膜包含(a)乳酸类树脂,(b)乳酸类树脂以外的生物降解性树脂,(c) 其中树脂(a),(b)和(c)分别占20-85份,10-50份和5-30质量份的聚醚链段和聚乳酸链段的嵌段共聚物树脂(树脂(a) ,(b)和(c)总计为100质量份)和要求(B):层(Y)包含(d)如下所定义的脂族 - 芳族聚酯和树脂(e),其中树脂(d)和 (e)分别为30〜100份,0〜70质量份(树脂(d)和(e)总计为100质量份)树脂(e):至少一种选自 乳酸类树脂,脂肪族聚酯,聚碳酸丙烯酯和聚羟基链烷酸酯。
    • 9. 发明申请
    • REINFORCED INTERPHASE AND BONDED STRUCTURES THEREOF
    • 增强地层及其结合结构
    • WO2012116261A1
    • 2012-08-30
    • PCT/US2012/026463
    • 2012-02-24
    • TORAY INDUSTRIES, INC.NGUYEN, Felix N.YOSHIOKA, KenichiHARO, Alfred P.ARAI, Nobuyuki
    • NGUYEN, Felix N.YOSHIOKA, KenichiHARO, Alfred P.
    • B32B7/00
    • B32B7/00B32B5/10B32B7/12B32B2262/02B32B2262/101B32B2262/106Y10T428/28Y10T428/2927Y10T428/2933
    • Embodiments disclosed herein include a structure comprising an adherend and an adhesive composition, wherein the adhesive composition comprises at least a thermosetting resin, a curing agent, and an interfacial material, wherein the adherend is suitable for concentrating the interfacial material in an interfacial region between the adherend and the adhesive composition upon curing of the adhesive composition; a method of manufacturing a composite article by curing the adhesive composition and a reinforcing fiber; and a method of manufacturing an adhesive bonded joint comprising applying the adhesive composition to a surface of one of the two or of different kinds the adherend, and curing the adhesive composition to form an adhesive bond between the adherends. The resulting interfacial region, viz., the reinforced interphase, is reinforced by one or more layers of the interfacial material such that substantial improvements in bond strength and fracture toughness are observed.
    • 本文公开的实施方案包括包含被粘物和粘合剂组合物的结构,其中所述粘合剂组合物至少包含热固性树脂,固化剂和界面材料,其中所述被粘物适于将所述界面材料浓​​缩在所述界面区域之间 粘合剂组合物固化后的粘合剂组合物; 通过固化粘合剂组合物和增强纤维来制造复合制品的方法; 以及粘合剂接合方法的制造方法,其特征在于,将所述粘合剂组合物涂布在所述两种或不同种类的被粘物中的一种的表面上,使所述粘合剂组合物固化,从而在所述被粘物之间形成粘结剂。 所得到的界面区域,即增强相间,由一层或多层界面材料增强,从而观察到粘合强度和断裂韧性的显着改善。