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1. 发明专利

JP2014122439A Method for producing carbon fiber bundle and carbon fiber bundle obtained by the production method 有权
标题翻译：生产碳纤维布和生产方法获得的碳纤维布的方法
公开(公告)号：JP2014122439A
公开(公告)日：2014-07-03
申请号：JP2012278056
申请日：2012-12-20
申请人： Teijin Ltd , 帝人株式会社
发明人： ONO TSUBASA , NAITO TAKESHI , SAKURAI HIROSHI
IPC分类号： D06M15/59 , C08K9/04 , C08L101/00 , D06M15/00
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a reinforcing carbon fiber bundle, which has an improved impregnating property and handleability, and excellent workability, and which is most suitable for a composite.SOLUTION: Provided is a method for producing a reinforcing carbon fiber bundle comprising providing the fiber surface with a sizing agent, and drying by heating, wherein the sizing agent provided on the fiber surface contains fine particles having a 50% integration particle diameter Dof less than 0.25 μm and small particles having Dof 0.25 μm or more, and the temperature of drying by heating is higher than the melting point of the small particles. Further, it is preferable that a 90% integration particle diameter Dof the fine particles is less than 0.35 μm, that a 10% integration particle diameter Dof small particles is 0.05 μm or more, that the small particles comprises a thermoplastic resin, and that the fine particles comprise a thermoplastic resin. Further, it is preferable that the thermoplastic resin which forms the small particles and the fine particles is a polyamide resin, and it is preferable that the width of the carbon fiber bundle in the drying by heating step is 6 to 30 mm. Furthermore, it is preferable that the carbon fiber bundle is a continuous fiber and the carbon fiber bundle is a non-continuous fiber.
摘要翻译：要解决的问题：提供一种增强碳纤维束的制造方法，其具有改善的浸渍性和可操作性，并且具有优异的加工性，并且最适合于复合材料。解决方案：提供一种生产增强碳纤维束，其包括提供纤维表面的上浆剂和通过加热干燥，其中在纤维表面上提供的施胶剂含有具有小于0.25μm的50％整合粒径Dof的微粒和0.25μm以上的Dof的小颗粒，通过加热干燥的温度高于小颗粒的熔点。此外，优选的是，微粒的90％积分粒径D小于0.35μm，小颗粒的10％整合粒径D为0.05μm以上，小颗粒包含热塑性树脂，并且细颗粒包含热塑性树脂。此外，优选形成小颗粒的热塑性树脂和细颗粒是聚酰胺树脂，优选通过加热步骤干燥的碳纤维束的宽度为6至30mm。此外，优选碳纤维束为连续纤维，碳纤维束为非连续纤维。

2. 发明专利

JP2009019309A Carbon fiber and method for producing the same 审中-公开
标题翻译：碳纤维及其制造方法
公开(公告)号：JP2009019309A
公开(公告)日：2009-01-29
申请号：JP2007184296
申请日：2007-07-13
申请人： Teijin Ltd , 帝人株式会社
发明人： SAKURAI HIROSHI , HARA HIROSHI , TAKAGI SHOICHI , WAKABAYASHI KEIMEI
IPC分类号： D01F9/145 , D04H3/002 , D04H3/16
摘要： PROBLEM TO BE SOLVED: To obtain a carbon fiber having a radial structure in at least a part of its cross sectional constitution without substantially presenting a defect on a fiber surface.
SOLUTION: In producing a carbon fiber precursor from meso-phase pitch by a melt-blow method, this method for producing the carbon fiber is provided by setting 8 to 30 Pa s melt viscosity of the meso-phase pitch and 0.05 to 0.80 m/s flow rate within a capillary, and performing the infusiblization treatment and burning treatment on the obtained carbon fiber precursor.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了获得在至少一部分横截面构造中具有径向结构的碳纤维，在纤维表面上基本上不存在缺陷。解决方案：通过熔喷法从中间相沥青生产碳纤维前体，该碳纤维的制造方法是通过将8〜30Pa s的内相间距的熔融粘度设定为0.05〜毛细管内的流量为0.80m / s，对得到的碳纤维前体进行熔融处理和燃烧处理。版权所有（C）2009，JPO＆INPIT

3. 发明专利

JP2008285795A Carbon fibers and method for producing the same 审中-公开
标题翻译：碳纤维及其制造方法
公开(公告)号：JP2008285795A
公开(公告)日：2008-11-27
申请号：JP2007133993
申请日：2007-05-21
申请人： Teijin Ltd , 帝人株式会社
发明人： SAKURAI HIROSHI , HARA HIROSHI , TAKAGI SHOICHI
IPC分类号： D01F9/145
摘要： PROBLEM TO BE SOLVED: To provide carbon fibers which have at least a concentric structure at part of a cross-sectional structure, and have excellent mechanical characteristics, heat-radiating characteristics and a uniform crushing property.
SOLUTION: The method for producing carbon fibers includes producing carbon fiber precursors from a mesophase pitch by a melt-blow method, wherein the melt viscosity and flow rate of the mesophase pitch in a capillary are 3 to 8 Pa s and 0.10 to 1.20 m/s, respectively, applying an infusibilizing treatment to the carbon fiber precursors, and then applying a calcination treatment to the treated products.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供在横截面结构的一部分具有至少同心结构的碳纤维，并且具有优异的机械特性，散热特性和均匀的破碎性能。解决方案：碳纤维的制造方法包括通过熔喷法从中间相沥青制造碳纤维前体，其中毛细管中的中间相沥青的熔体粘度和流速为3〜8Pa·s，0.10〜 1.20m / s，对碳纤维前体进行渗透处理，然后对处理过的产品进行煅烧处理。版权所有（C）2009，JPO＆INPIT

4. 发明专利

JP2007269552A Activated carbon and method of manufacturing the same 审中-公开
标题翻译：活性炭及其制备方法
公开(公告)号：JP2007269552A
公开(公告)日：2007-10-18
申请号：JP2006097411
申请日：2006-03-31
申请人： Teijin Ltd , 帝人株式会社
发明人： SAKURAI HIROSHI , HIRATA SHIGEKI , OMICHI TAKAHIRO
IPC分类号： C01B32/336 , B82Y30/00 , B82Y99/00 , C01B31/10 , H01G11/22 , H01G11/24 , H01G11/34 , H01G11/36 , H01G11/42 , H01G11/44 , H01G11/48
CPC分类号： Y02E60/13
摘要： PROBLEM TO BE SOLVED: To provide activated carbon capable of obtaining a high energy density electric double layer capacitor and suitably used as an electrode material. SOLUTION: Aggregate of easily graphiting carbon having 5-50 m 2 /g specific surface area is activated with an oxidizing gas in the presence of 0.01-3 pts.wt. organic metallic compound per 100 pts.wt. aggregate. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供能够获得高能量密度双电层电容器并适合用作电极材料的活性炭。解决方案：在0.01-3重量份存在下，用氧化性气体活化具有5-50m 2 / SP / g比表面积的容易石墨化的骨料。有机金属化合物每100重量份骨料。版权所有（C）2008，JPO＆INPIT

5. 发明专利

JP2005281881A Carbon fiber and method for producing the same 有权
标题翻译：碳纤维及其制造方法
公开(公告)号：JP2005281881A
公开(公告)日：2005-10-13
申请号：JP2004094671
申请日：2004-03-29
申请人： Teijin Ltd , 帝人株式会社
发明人： HIRATA SHIGEKI , BAN TETSUO , SAKURAI HIROSHI , SAWAKI TORU
IPC分类号： D01F6/96 , B82Y30/00 , B82Y99/00 , D01F8/18 , D01F9/145 , H01G11/22 , H01G11/24 , H01G11/32 , H01G11/34 , H01G11/40 , H01G11/44 , H01M4/36 , H01M4/587 , H01M4/58
CPC分类号： Y02E60/13
摘要： PROBLEM TO BE SOLVED: To provide carbon fiber having a combination of forming processability with electrical conductivity, and to provide a method for efficiently producing the same.
SOLUTION: The carbon fiber is composed of a carbonaceous compound and a low-temperature baked carbonaceous compound, wherein the low-temperature carbonaceous compound is exposed onto at least the surface of the fiber.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供具有形成加工性与导电性的组合的碳纤维，并提供有效地制造该碳纤维的方法。解决方案：碳纤维由碳质化合物和低温焙烧碳质化合物组成，其中低温含碳化合物至少暴露于纤维的表面。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2005264346A Carbon fiber and method for producing the same 有权
标题翻译：碳纤维及其制造方法
公开(公告)号：JP2005264346A
公开(公告)日：2005-09-29
申请号：JP2004074012
申请日：2004-03-16
申请人： Teijin Ltd , 帝人株式会社
发明人： BAN TETSUO , SAKURAI HIROSHI , HIRATA SHIGEKI , SAWAKI TORU
IPC分类号： D01F6/96 , D01F8/18 , D01F9/145 , H01G11/22 , H01G11/24 , H01G11/32 , H01G11/34 , H01G11/40 , H01G11/44 , H01M4/88 , H01G9/058
CPC分类号： Y02E60/50
摘要： PROBLEM TO BE SOLVED: To provide an extremely fine carbon fiber without having a branched structure, having a high strength, high elasticity and 0.001-2 μm fiber diameter.
SOLUTION: This carbon fiber is obtained through the processes comprising a step of forming a precursor fiber from a mixture consisting of pitch characterized by consisting of a composition of ≥60 wt. % pyridine soluble component, showing 180-330°C softening point and containing ≥90 % optical anisotropy with a thermoplastic resin, a step of forming a stabilized precursor fiber by subjecting the precursor fiber under a stabilizing treatment in a mixed gas atmosphere of iodine and oxygen, a step of removing the thermoplastic resin from the stabilized precursor fiber to form a fibrous carbon precursor and a step of carbonizing or graphitizing the fibrous carbon precursor.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供具有高强度，高弹性和0.001-2μm纤维直径的极细碳纤维，而不具有分支结构。解决方案：该碳纤维通过以下方法获得，该方法包括以下步骤：从由沥青组成的混合物形成前体纤维，其特征在于由≥60wt。％吡啶可溶成分，显示出180-330℃的软化点，并且含有≥90％的热塑性树脂的光学各向异性，通过在碘的混合气体气氛中对前体纤维进行稳定化处理来形成稳定的前体纤维的步骤，以及氧气，从稳定化的前体纤维中除去热塑性树脂以形成纤维状碳前体的步骤和碳纤维状碳前体碳化或石墨化的步骤。版权所有（C）2005，JPO＆NCIPI

7. 发明专利

JP2005248370A Carbon fiber and method for producing the same 有权
标题翻译：碳纤维及其制造方法
公开(公告)号：JP2005248370A
公开(公告)日：2005-09-15
申请号：JP2004060134
申请日：2004-03-04
申请人： Teijin Ltd , 帝人株式会社
发明人： SAKURAI HIROSHI , BAN TETSUO , HIRATA SHIGEKI , SAWAKI TORU
IPC分类号： D01F9/145
摘要： PROBLEM TO BE SOLVED: To provide a high strength/high elastic modulus carbon fiber without having a branched structure.
SOLUTION: This carbon fiber is provided by being constituted by bundling in a plurality of graphite layers and having a structure of closing the graphite layers existing at the end part of the carbon fiber in a loop-form.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供不具有支链结构的高强度/高弹性模量的碳纤维。解决方案：该碳纤维通过在多个石墨层中捆扎而形成，并且具有以环状形式封闭存在于碳纤维的端部的石墨层的结构。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2004339009A Easily graphitizable substance and its manufacturing method 审中-公开
公开(公告)号：JP2004339009A
公开(公告)日：2004-12-02
申请号：JP2003138323
申请日：2003-05-16
申请人： Teijin Ltd , 帝人株式会社
发明人： SAKURAI HIROSHI , ISHIWATARI TOYOAKI , HIRATA SHIGEKI , SAWAKI TORU
IPC分类号： C01B31/02
摘要： PROBLEM TO BE SOLVED: To provide an easily graphitizable substance from which graphite having a mechanical property equal to that of a conventional one can be obtained by treatment at a temperature lower than before.
SOLUTION: A film-like precursor having a plane orientation degree (P) in the range of 0.12-0.20 is heated to an atmosphere temperature of 800-3,500°C with a temperature raising speed of 0.1-50°C/min in an inert gas atmosphere.
COPYRIGHT: (C)2005,JPO&NCIPI

9. 发明专利

JP2004075838A Whole aromatic polyester resin composition 审中-公开
公开(公告)号：JP2004075838A
公开(公告)日：2004-03-11
申请号：JP2002237924
申请日：2002-08-19
申请人： Teijin Ltd , 帝人株式会社
发明人： SAKURAI HIROSHI , JOKAI MASAYUKI , ITO TAKASHI , MATSUMURA SHUNICHI
IPC分类号： C08L67/00 , C08G63/60 , C08K5/52
摘要： PROBLEM TO BE SOLVED: To obtain a resin composition having higher strength, higher modulus and better moldability than those of the conventional one by improving interfacial adhesion between a randomly copolymerized whole aromatic polyester and a liquid crystal polymer.
SOLUTION: The whole aromatic polyester resin composition comprises 99-50 wt.% thermoplastic randomly copolymerized whole aromatic polyester represented by formula (I) [wherein, Ar
1 , Ar
2 , Ar
5 and Ar
6 are each a phenylene group which may be substituted; Ar
3 and Ar
4 are each independently a divalent aromatic group; Z
1 and Z
2 are each independently a group selected from a formula group (II); and the total of A, B and C is 100, and A is 97-50, B is 3-50 and C is 0-20], and 1-50 wt.% liquid crystal polymer forming an anisotropic molten phase.
COPYRIGHT: (C)2004,JPO

10. 发明专利

JP2004059892A Wholly aromatic polyester carbonate composition and its production method 审中-公开
公开(公告)号：JP2004059892A
公开(公告)日：2004-02-26
申请号：JP2002274711
申请日：2002-09-20
申请人： Teijin Ltd , 帝人株式会社
发明人： JOKAI MASAYUKI , SAKURAI HIROSHI , ISHIWATARI TOYOAKI , ITO TAKASHI , MATSUMURA SHUNICHI
IPC分类号： C08L69/00 , C08G63/64 , C08K5/41 , C08K5/50 , C08L67/00
摘要： PROBLEM TO BE SOLVED: To provide a wholly aromatic polyester carbonate composition having excellent heat resistance, mechanical properties, hue, hydrolysis resistance and melt stability, and its production method. SOLUTION: The wholly aromatic polyester carbonate composition contains a wholly aromatic polyester carbonate and a stabilizing agent each having a specific structure and preferably the stabilizing agent is added to the wholly aromatic carbonate composition at a specified ratio. COPYRIGHT: (C)2004,JPO

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