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1. 发明授权

US09249295B2 Carbon fiber-reinforced thermoplastic resin composition, molding material, prepreg, and methods for producing same 有权
标题翻译：碳纤维增强热塑性树脂组合物，成型材料，预浸料及其制造方法
公开(公告)号：US09249295B2
公开(公告)日：2016-02-02
申请号：US14345889
申请日：2012-09-21
申请人： TORAY INDUSTRIES, INC.
发明人： Yoshifumi Nakayama , Toshiya Kamae , Daigo Kobayashi , Makoto Endo
IPC分类号： C08L63/04 , C08J5/06 , C08J5/24 , B29D7/01 , C08L63/00
CPC分类号： C08L63/04 , B29D7/01 , C08J5/06 , C08J5/24 , C08J2300/22 , C08L63/00
摘要： Provided are a carbon fiber-reinforced thermoplastic resin composition excellent in interfacial adhesion between carbon fiber and a thermoplastic resin and excellent in dynamic characteristics, and a molding material, a prepreg, and a method for producing the same. The carbon fiber-reinforced thermoplastic resin composition includes the following components (A) and (B), carbon fiber and a thermoplastic resin; component (A): (A1) a bifunctional or higher functional epoxy compound and/or (A2) an epoxy compound which has a monofunctional or higher epoxy group and has one or more taypes of functional groups selected from a hydroxyl group, an amide group, an imide group, a urethane group, a urea group, a sulfonyl group and a sulfo group; and component (B): 0.1 to 25 parts by mass, based on 100 parts by mass of the component (A), of at least one reaction accelerator selected from the group consisting of [a] a specific tertiary amine compound (salt) (B1), [b] a specific quaternary ammonium salt (B2) and [c] a quaternary phosphonium salt and/or phosphine compound (B3).
摘要翻译：本发明提供碳纤维与热塑性树脂的界面粘合性优异，动态特性优异的碳纤维增强热塑性树脂组合物，以及成型材料，预浸料及其制造方法。碳纤维增强热塑性树脂组合物包含以下组分（A）和（B），碳纤维和热塑性树脂; 组分（A）：（A1）双官能或更高官能的环氧化合物和/或（A2）具有单官能或更高级环氧基并具有一个或多个选自羟基，酰胺基团的单体的单体的环氧化合物酰亚胺基，氨基甲酸酯基，脲基，磺酰基和磺基; 成分（B）：相对于成分（A）100质量份为0.1〜25质量份的至少一种选自[a]特定的叔胺化合物（盐）（盐） B1），[b]特定的季铵盐（B2）和[c]季鏻盐和/或膦化合物（B3）。

2. 发明申请

US20140342144A1 CARBON FIBER FORMING RAW MATERIAL, FORMED MATERIAL, AND CARBON FIBER-REINFORCED COMPOSITE MATERIAL 审中-公开
标题翻译：碳纤维成型原料，成型材料和碳纤维增强复合材料
公开(公告)号：US20140342144A1
公开(公告)日：2014-11-20
申请号：US14362533
申请日：2012-11-12
申请人： TORAY INDUSTRIES, INC.
发明人： Yoshifumi Nakayama , Toshiya Kamae , Daigo Kobayashi , Makoto Endo
IPC分类号： C08J5/24 , C08L63/00 , D06M15/55 , C08L63/04
CPC分类号： C08J5/24 , C08J5/06 , C08J2363/00 , C08J2363/02 , C08J2363/04 , C08L63/00 , C08L63/04 , D06M15/55 , D06M2200/40 , Y10T428/2918 , Y10T442/2008
摘要： The carbon fiber forming raw material is a carbon fiber forming raw material (Z) as a prepreg including sizing agent-coated carbon fibers and a thermosetting resin or a carbon fiber forming raw material (Y) as a forming material that includes sizing agent-coated carbon fibers and has a woven fabric form or a braid form. The sizing agent includes components (A) and (B). The component (A) is an epoxy compound having two or more epoxy groups or two or more types of functional groups. The component (B) is one or more compounds selected from the group consisting of a tertiary amine compound, a tertiary amine salt, a quaternary ammonium salt, a quaternary phosphonium salt, and a phosphine compound. The component (B) is contained in an amount of 0.1 to 25 parts by mass relative to 100 parts by mass of the component (A).
摘要翻译：碳纤维形成原料是作为预浸料的碳纤维形成原料（Z），其包括施胶剂涂覆的碳纤维和热固性树脂或碳纤维形成原料（Y）作为成型材料，其包括施胶剂涂布碳纤维，并且具有机织织物形式或编织物形式。上浆剂包括组分（A）和（B）。组分（A）是具有两个或更多个环氧基或两种或更多种官能团的环氧化合物。组分（B）是一种或多种选自叔胺化合物，叔胺盐，季铵盐，季鏻盐和膦化合物的化合物。相对于100质量份的成分（A），成分（B）的含量为0.1〜25质量份。

3. 发明申请

US20140228519A1 CARBON FIBER-REINFORCED THERMOPLASTIC RESIN COMPOSITION, MOLDING MATERIAL, PREPREG, AND METHODS FOR PRODUCING SAME 有权
标题翻译：碳纤维增强热塑性树脂组合物，成型材料，制备方法及其制造方法
公开(公告)号：US20140228519A1
公开(公告)日：2014-08-14
申请号：US14345889
申请日：2012-09-21
申请人： TORAY INDUSTRIES, INC.
发明人： Yoshifumi Nakayama , Toshiya Kamae , Daigo Kobayashi , Makoto Endo
IPC分类号： C08L63/04 , C08L63/00 , B29D7/01
CPC分类号： C08L63/04 , B29D7/01 , C08J5/06 , C08J5/24 , C08J2300/22 , C08L63/00
摘要： Provided are a carbon fiber-reinforced thermoplastic resin composition excellent in interfacial adhesion between carbon fiber and a thermoplastic resin and excellent in dynamic characteristics, and a molding material, a prepreg, and a method for producing the same. The carbon fiber-reinforced thermoplastic resin composition includes the following components (A) and (B), carbon fiber and a thermoplastic resin; component (A): (A1) a bifunctional or higher functional epoxy compound and/or (A2) an epoxy compound which has a monofunctional or higher epoxy group and has one or more taypes of functional groups selected from a hydroxyl group, an amide group, an imide group, a urethane group, a urea group, a sulfonyl group and a sulfo group; and component (B): 0.1 to 25 parts by mass, based on 100 parts by mass of the component (A), of at least one reaction accelerator selected from the group consisting of [a] a specific tertiary amine compound (salt) (B1), [b] a specific quaternary ammonium salt (B2) and [c] a quaternary phosphonium salt and/or phosphine compound (B3).
摘要翻译：本发明提供碳纤维与热塑性树脂的界面粘合性优异，动态特性优异的碳纤维增强热塑性树脂组合物，以及成型材料，预浸料及其制造方法。碳纤维增强热塑性树脂组合物包含以下组分（A）和（B），碳纤维和热塑性树脂; 组分（A）：（A1）双官能或更高官能的环氧化合物和/或（A2）具有单官能或更高级环氧基并具有一个或多个选自羟基，酰胺基团的单体的单体的环氧化合物酰亚胺基，氨基甲酸酯基，脲基，磺酰基和磺基; 成分（B）：相对于成分（A）100质量份为0.1〜25质量份的至少一种选自[a]特定的叔胺化合物（盐）（盐） B1），[b]特定的季铵盐（B2）和[c]季鏻盐和/或膦化合物（B3）。

4. 发明公开

US20240066758A1 PREPREG, MOLDED ARTICLE, AND INTEGRALLY MOLDED ARTICLE 审中-公开
公开(公告)号：US20240066758A1
公开(公告)日：2024-02-29
申请号：US18270013
申请日：2021-12-21
申请人： Toray Industries, Inc.
发明人： Miho Onodera , Yoshiki Takebe , Yuta Naito , Jun Misumi , Yoshifumi Nakayama , Masato Honma
IPC分类号： B29B11/16 , B32B5/10 , C08J5/24
CPC分类号： B29B11/16 , B32B5/10 , C08J5/243 , B29K2101/10
摘要： A problem to be solved by the present invention is to provide a prepreg and an integrally molded article, wherein the prepreg exhibits suitable flexibility and adhesiveness, excels in formability on a complicated mold face and adhesion to a mold face, causes no positional shift, and can be efficiently reinforced and stiffened at an intended position. A main object of the present invention is to provide a prepreg including (A) reinforcing fibers, (B) a thermosetting resin, and (C) a thermoplastic resin, wherein the (C) thermoplastic resin exists in at least a part of a face of the prepreg, and wherein the prepreg satisfies the condition [I], and satisfies the condition [II] or the condition [III]: [I]: the (B) thermosetting resin has a peak in the temperature range of more than 100° C. and 180° C. or less on a loss tangent (tan δ) curve measured under isokinetic heating by dynamic mechanical analysis (DMA); [II]: on a loss angle δ curve obtained by measuring the prepreg isothermally by dynamic mechanical analysis (DMA), the loss angle δ curve has a point representing the maximum value, and has a point which represents a loss angle δ value 5° or more smaller than the maximum value, and which is on the earlier time side of the point representing the maximum value; and [III]: even if, on the loss angle δ curve obtained by measuring the prepreg isothermally by dynamic mechanical analysis (DMA), the loss angle δ curve has a point representing the maximum value, the loss angle δ curve does not have a point which represents a loss angle δ value 5° or more smaller than the maximum value, and which is on the earlier time side of the point representing the maximum value, or the loss angle δ curve does not have a point representing the maximum value, and has a descendingly behaving section in which the loss angle δ value becomes 5° or more smaller at a slope of −1.4°/minute or more.

5. 发明授权

US10184034B2 Carbon fiber forming raw material, formed material, and carbon fiber-reinforced composite material 有权
公开(公告)号：US10184034B2
公开(公告)日：2019-01-22
申请号：US14362533
申请日：2012-11-12
申请人： TORAY INDUSTRIES, INC.
发明人： Yoshifumi Nakayama , Toshiya Kamae , Daigo Kobayashi , Makoto Endo
IPC分类号： C03C17/00 , C08J5/24 , C08L63/00 , C08L63/04 , D06M15/55 , C08J5/06
摘要： The carbon fiber forming raw material is a carbon fiber forming raw material (Z) as a prepreg including sizing agent-coated carbon fibers and a thermosetting resin or a carbon fiber forming raw material (Y) as a forming material that includes sizing agent-coated carbon fibers and has a woven fabric form or a braid form. The sizing agent includes components (A) and (B). The component (A) is an epoxy compound having two or more epoxy groups or two or more types of functional groups. The component (B) is one or more compounds selected from the group consisting of a tertiary amine compound, a tertiary amine salt, a quaternary ammonium salt, a quaternary phosphonium salt, and a phosphine compound. The component (B) is contained in an amount of 0.1 to 25 parts by mass relative to 100 parts by mass of the component (A).

6. 发明申请

US20230036115A1 PREPREG, MOLDED ARTICLE, AND INTEGRALLY MOLDED ARTICLE 有权
公开(公告)号：US20230036115A1
公开(公告)日：2023-02-02
申请号：US17786615
申请日：2020-11-06
申请人： Toray Industries, Inc.
发明人： Miho Onodera , Yoshiki Takebe , Daisuke Konishi , Yuta Naito , Yoshifumi Nakayama , Masato Honma
IPC分类号： C08J5/24
摘要： A prepreg and an integrally molded article are described, the prepreg including a thermoplastic resin existing on one face of a layer in which reinforcing fibers are impregnated with a thermosetting resin, wherein the prepreg exhibits, in injection molding or press molding, thermal weldability with a member containing a thermoplastic resin, and wherein the thermosetting resin has a specific peak on a loss tangent (tan δ) curve obtained by dynamic mechanical analysis (DMA), so that the prepreg exhibits suitable flexibility and adhesiveness, excellent formability on a complicated mold face, and adhesion to a mold face, causes no positional shift, and can be efficiently reinforced and stiffened at an intended position.

7. 发明公开

US20230405967A1 FIBER-REINFORCED RESIN SUBSTRATE, PREFORM, INTEGRATED PRODUCT, AND METHOD FOR PRODUCING FIBER-REINFORCED RESIN SUBSTRATE 审中-公开
公开(公告)号：US20230405967A1
公开(公告)日：2023-12-21
申请号：US18035366
申请日：2021-11-15
申请人： Toray Industries, Inc.
发明人： Takashi Fujioka , Masato Honma , Yoshifumi Nakayama
IPC分类号： B32B5/02 , B32B27/12 , B32B27/20 , B32B27/34
CPC分类号： B32B5/02 , B32B27/12 , B32B27/20 , B32B27/34 , B32B2260/021 , B32B2260/046 , B32B2262/106 , B32B2307/704 , B32B2307/54 , B32B2262/02 , B32B2307/538 , B32B2307/748 , B32B2250/02
摘要： A fiber-reinforced resin substrate is described in which a plurality of resins having differing properties are strongly composited, wherein the fiber-reinforced resin substrate is obtained by impregnating a thermoplastic resin (A) and a thermoplastic resin (B) into continuous reinforcement fibers, wherein a thermoplastic resin (A) layer, which comprises the thermoplastic resin (A) and is exposed at one surface, and a thermoplastic resin (B) layer, which comprises the thermoplastic resin (B) and is exposed at the other surface, form a boundary region, where at least some of the continuous reinforcement fibers exist in a manner spanning across the boundary region and both the thermoplastic resin (A) and the thermoplastic resin (B) are crystalline resins having a melting point of not less than 200° C.

8. 发明授权

US09771681B2 Method for producing sizing agent-coated carbon fibers, and sizing agent-coated carbon fibers 有权
公开(公告)号：US09771681B2
公开(公告)日：2017-09-26
申请号：US15017192
申请日：2016-02-05
申请人： TORAY INDUSTRIES, INC.
发明人： Yoshifumi Nakayama , Toshiya Kamae , Daigo Kobayashi , Makoto Endo
IPC分类号： D04H13/00 , D06M15/55 , D06M13/285 , D06M13/325 , D06M13/46 , D01F9/12 , D06M15/555 , D06M13/328 , D06M13/35 , D06M13/352 , D06M13/355 , D06M101/40
CPC分类号： D06M15/55 , D01F9/12 , D06M13/285 , D06M13/325 , D06M13/328 , D06M13/35 , D06M13/352 , D06M13/355 , D06M13/46 , D06M15/555 , D06M2101/40 , D06M2200/40 , D06M2200/50 , Y10T428/2933
摘要： Disclosed is a method for producing a sizing agent-coated carbon fibers, wherein at least one kind of sizing agent that is selected from the group consisting of sizing agents (a), (b) and (c) is used for coating, in each of the sizing agents a bi- or higher functional epoxy compound (A1) and/or an epoxy compound (A2) being used as a component (A), and the epoxy compound (A2) having a mono- or higher functional epoxy group and at least one functional group that is selected from among a hydroxyl group, an amide group, an imide group, a urethane group, a urea group, a sulfonyl group and a sulfo group. The sizing agent is applied to carbon fibers and the resulting is subjected to a heat treatment within the temperature range of 160-260° C. for 30-600 seconds.

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