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1. 发明专利

JP2004149937A Precursor fiber strand for carbon fiber and method for producing the same 审中-公开
标题翻译：用于碳纤维的前身纤维条及其制造方法
公开(公告)号：JP2004149937A
公开(公告)日：2004-05-27
申请号：JP2002313928
申请日：2002-10-29
申请人： Toray Ind Inc , 東レ株式会社
发明人： YAMASAKI KATSUMI , TOKUDA MASASHI , YAMAMOTO YASUMASA
IPC分类号： D06M15/643 , D01F6/18 , D06M101/28
摘要： PROBLEM TO BE SOLVED: To provide high-strength carbon fibers with good productivity in production of a carbon fiber strand.
SOLUTION: A precursor fiber strand for the carbon fibers comprises a finish oil containing a silicone compound, a nonsilicone heat-resistant resin and a compatibilizing agent and applied thereto. The finish oil has ≥0.15 logarithmic damping factor of a rigid body pendulum and ≥1.4 s
-1 reciprocal of vibration period at 145°C measured by a free damped oscillation method using the pendulum. A method for producing the precursor fiber strand for the carbon fibers comprises applying the finish oil to a water-swellable fiber strand obtained from an acrylic copolymer and then drying and compacting the fiber strand. In the method for producing the precursor fiber strand for the carbon fibers, the finish oil contains the silicon compound, nonsilicone liquid compound and compatibilizing agent and has ≥0.15 logarithmic damping factor of the rigid body pendulum and ≥1.4 s
-1 reciprocal of the vibration period at 145°C measured by the free damped oscillation method using the pendulum.
COPYRIGHT: (C)2004,JPO
摘要翻译：待解决的问题：提供具有高生产率的碳纤维股线的高强度碳纤维。解决方案：用于碳纤维的前体纤维线包含含有硅酮化合物的精油，非硅酮耐热树脂和相容剂并施加于其上。最终油具有≥0.15的刚体摆锤的对数阻尼系数，并且通过使用摆锤的自由阻尼振荡方法测量，在145℃下振动周期的≥1.4s -1 倒数。用于制造碳纤维的前体纤维线的方法包括将精油加到由丙烯酸共聚物获得的水溶胀性纤维束上，然后干燥和压实纤维束。在碳纤维前体纤维束的制造方法中，精油含有硅化合物，非硅酮液体化合物和相容剂，并且具有≥0.15的刚体摆锤的对数阻尼系数和≥1.4s -1 < / SP>通过使用摆锤的自由阻尼振荡法测量的145℃振动周期的倒数。版权所有（C）2004，JPO

2. 发明专利

JP2003020516A Polyacrylonitrile precursor fiber for carbon fiber and method for producing the same 审中-公开
标题翻译：碳纤维用聚丙烯腈纤维前体纤维及其制造方法
公开(公告)号：JP2003020516A
公开(公告)日：2003-01-24
申请号：JP2001203262
申请日：2001-07-04
申请人： Toray Ind Inc , 東レ株式会社
发明人： TANAKA MASARU , YAMASAKI KATSUMI , TOKUDA MASASHI
IPC分类号： D01F6/18
摘要： PROBLEM TO BE SOLVED: To provide both a polyacrylonitrile precursor fiber for obtaining a graphitized fiber suppressing crystallinity of a surface layer part, having good adhesion to a matrix resin and having a high flexural strength and a method for producing the precursor fiber.
SOLUTION: This polyacrylonitrile precursor fiber for a carbon fiber is characterized by comprising a water-soluble protein in at least the surface layer. The method for producing the polyacrylonitrile precursor fiber for the carbon fiber is characterized by applying the water-soluble protein to a water- swollen fiber prepared by wet or dry jet-wet spinning of a polyacrylonitrile polymer and then drying and densifying the resultant fiber.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供一种聚丙烯腈前体纤维，用于获得表面层部分的石墨化纤维抑制结晶度，对基体树脂具有良好的粘附性并具有高弯曲强度，以及前体纤维的制造方法。解决方案：用于碳纤维的聚丙烯腈前体纤维的特征在于在至少表面层中含有水溶性蛋白质。用于制造碳纤维的聚丙烯腈前体纤维的方法的特征在于将水溶性蛋白质应用于通过湿丙烯腈聚合物的湿式或干式喷射 - 湿法纺丝制备的水溶胀纤维，然后干燥和致密化所得纤维。

3. 发明专利

JP2008081880A Amine-modified flame-resistant fiber bundle, method for producing the same, and method for producing carbon fiber 审中-公开
标题翻译：胺改性耐火纤维布，其制造方法和碳纤维的制造方法
公开(公告)号：JP2008081880A
公开(公告)日：2008-04-10
申请号：JP2006262681
申请日：2006-09-27
申请人： Toray Ind Inc , 東レ株式会社
发明人： KAWAKAMI DAISUKE , YAMASAKI KATSUMI , YAMAOKA KOICHI
IPC分类号： D01F9/22 , D01F6/18
摘要： PROBLEM TO BE SOLVED: To obtain a high-grade flame-resistant fiber bundle, simultaneously achieving excellent processability of the flame-resistant fiber bundle, and having little fluff, to provide a method for producing a carbon fiber providing a product having good grade/quality and good processability by using the high-grade flame-resistant fiber bundle as a precursor, and to provide the flame-resistant fiber bundle providing good processability in spinning/non-woven fabric processes. SOLUTION: The amine-modified flame-resistant fiber bundle is modified with an amine-based compound, and has a molecular orientation ratio of ≥65%, measured by wide angle x-ray measurement, and a number of fluff of ≤1×10 -3 /m/filament. The method for producing the amine-modified flame-resistant fiber bundle includes subjecting a solution containing a flame-resistant polymer modified with the amine-based compound to wet spinning or dry-wet spinning to obtain the fiber bundle, imparting a sizing agent to the obtained fiber bundle, and bringing the resultant fiber bundle into contact with a heater at a temperature of ≥50°C and ≤150°C. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题为了获得高等级的阻燃纤维束，同时实现阻燃纤维束的优异的加工性，并且具有很小的绒毛，以提供一种生产碳纤维的方法，其提供具有通过使用高档阻燃纤维束作为前体，提供良好的等级/质量和良好的加工性能，并提供在纺丝/无纺布方法中提供良好加工性的阻燃纤维束。解决方案：胺改性的阻燃纤维束用胺类化合物改性，并且通过广角X射线测量测量的分子取向比≥65％，绒毛数量≤ 1×10 -3 /米/长丝。制备胺改性阻燃纤维束的方法包括将含有用胺基化合物改性的阻燃聚合物的溶液进行湿法纺丝或干湿纺丝以获得纤维束，将赋形剂施加到得到的纤维束，并使所得纤维束在≥50℃和≤150℃的温度下与加热器接触。版权所有（C）2008，JPO＆INPIT

4. 发明专利

JP2005264384A Lubricant for treating synthetic fiber and method for producing precursor fiber for producing carbon fiber 有权
标题翻译：用于处理合成纤维的润滑剂和用于生产碳纤维的前身纤维的方法
公开(公告)号：JP2005264384A
公开(公告)日：2005-09-29
申请号：JP2004079923
申请日：2004-03-19
申请人： Toray Ind Inc , 東レ株式会社
发明人： YAMASAKI KATSUMI , ENDO MAKOTO , OKISHIMA YUKI
IPC分类号： D01F11/06
摘要： PROBLEM TO BE SOLVED: To provide a lubricant for treating synthetic fiber excellent in emulsion stability and uniform pickup tendency to obtain high-grade synthetic fiber in high productivity, and to provide precursor fiber for producing carbon fiber enabling the accomplishment of high-performance carbon fiber and its operation stability to be made compatible with each other.
SOLUTION: The lubricant for treating synthetic fiber contains 40-100 wt.% of an emulsifier with 15-50 wt.% in residues after heated at 250°C for 2 h in air and 10 or greater but less than 20 in HLB number. The precursor fiber for producing carbon fiber is 0.1-5 wt.% in pickup of the lubricant.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种润滑剂，用于处理乳液稳定性优异的均匀拾取倾向的合成纤维，以高生产率获得高级合成纤维，并提供用于生产碳纤维的前体纤维，性能碳纤维及其操作稳定性相互兼容。解决方案：用于处理合成纤维的润滑剂含有40-100重量％的乳化剂，其中在空气中在250℃下加热2小时后，残余物中残留物中存在15-50重量％的乳化剂，10重量％以上但小于20重量％ HLB号码。用于生产碳纤维的前体纤维在润滑剂的拾取中为0.1-5重量％。版权所有（C）2005，JPO＆NCIPI

5. 发明专利

JP2004169198A Precursor fiber strand for carbon fiber and method for producing the same 审中-公开
标题翻译：用于碳纤维的前身纤维条及其制造方法
公开(公告)号：JP2004169198A
公开(公告)日：2004-06-17
申请号：JP2002333693
申请日：2002-11-18
申请人： Toray Ind Inc , 東レ株式会社
发明人： YAMASAKI KATSUMI , ENDO MAKOTO , OKISHIMA YUKI
IPC分类号： D06M15/643 , D01F6/18 , D01F9/22 , D06M101/28
摘要： PROBLEM TO BE SOLVED: To prevent adhesion of mutual single fibers and to provide high-strength carbon fibers with good productivity in production of a carbon fiber strand.
SOLUTION: A precursor fiber strand for the carbon fibers comprises a silicone compound, a nonsilicone liquid compound, a compatibilizing agent and an emulsifying agent. A finish oil having ≥0.25 logarithmic damping factor of a rigid body pendulum and ≥1.5 s
-1 reciprocal of oscillation period at 145°C measured by a free damping oscillation method of the pendulum is applied thereto. The carbon fiber strand is obtained by baking the precursor fiber strand for carbon fibers.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：为了防止相互单根纤维的粘合，并且在生产碳纤维股线时提供高生产率的高强度碳纤维。解决方案：用于碳纤维的前体纤维束包含硅氧烷化合物，非硅酮液体化合物，相容剂和乳化剂。施加了通过摆锤的自由阻尼振荡法测量的在145℃下具有≥0.25的刚体摆锤对数阻尼系数和≥1.5s -1 的振荡周期倒数的精油。通过将碳纤维的前体纤维束烘烤而获得碳纤维束。版权所有（C）2004，JPO

6. 发明专利

JP2002371437A Carbon fiber and composite material 审中-公开
标题翻译：碳纤维和复合材料
公开(公告)号：JP2002371437A
公开(公告)日：2002-12-26
申请号：JP2001179957
申请日：2001-06-14
申请人： Toray Ind Inc , 東レ株式会社
发明人： ISE MASASHI , YAMASAKI KATSUMI , HIGUCHI MICHINORI
IPC分类号： C08J5/04 , D01F9/22
摘要： PROBLEM TO BE SOLVED: To provide a carbon fiber and a composite material having high performance and slight scattering of quality.
SOLUTION: This carbon fiber has a surface in which average value of the intensity ratio I1480/I1580 measured by Raman spectrometry is 0.35 to 0.65 and ≤5% coefficient of variation of the parameter in longitudinal direction. This composite material is constituted by using the carbon fiber as a reinforcing material.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供具有高性能和轻微的质量散射的碳纤维和复合材料。解决方案：该碳纤维具有通过拉曼光谱法测定的强度比I1480 / I1580的平均值为0.35〜0.65且<=纵向的参数的变异系数为5％的表面。该复合材料通过使用碳纤维作为增强材料构成。

7. 发明专利

JP2005264361A Oil agent for carbon fiber precursor 有权
标题翻译：碳纤维前体油剂
公开(公告)号：JP2005264361A
公开(公告)日：2005-09-29
申请号：JP2004075824
申请日：2004-03-17
申请人： Toray Ind Inc , 東レ株式会社
发明人： TANAKA FUMIHIKO , YAMASAKI KATSUMI
IPC分类号： D06M15/53 , D01F9/22
摘要： PROBLEM TO BE SOLVED: To provide an oil agent for carbon fiber precursor, effectively suppressing adhesion between single fibers in the spinning process and thereby causing no decrease in operability which decrease caused when using a silicon-based oil agent, and to provide precursor fiber for producing carbon fiber, realizing both of high performance of the carbon fiber and operational stability.
SOLUTION: The oil agent for carbon fiber precursor has ≤2% silicon content and satisfies 0.15-2 attenuation factor based on the maximum or the relative maximum number measured by free vibration method of the rigid pendulum in the air at 100-145°C. The method for producing precursor fiber for producing carbon fiber comprises adhering the oil agent for carbon fiber precursor to be 0.1-5 wt.% of carbon fiber weight based on dry weight and then drying.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供碳纤维前体油剂，有效地抑制了纺丝过程中单纤维之间的粘合性，从而不会降低使用硅基油剂时所引起的降低的可操作性，并且提供用于生产碳纤维的前体纤维，实现了碳纤维的高性能和操作稳定性。
解决方案：碳纤维前体油剂的硅含量≤2％，基于100-145空气中刚性摆的自由振动法测定的最大值或相对最大值，满足0.15-2衰减系数 C。用于生产碳纤维的前体纤维的制造方法包括将碳纤维前体用油剂以干重计为0.1-5重量％的碳纤维重量，然后干燥。版权所有（C）2005，JPO＆NCIPI

8. 发明专利

JP2004277907A Carbon fiber and method for producing the same 审中-公开
公开(公告)号：JP2004277907A
公开(公告)日：2004-10-07
申请号：JP2003069448
申请日：2003-03-14
申请人： Toray Ind Inc , 東レ株式会社
发明人： ENDO MAKOTO , TOKUDA MASASHI , YAMASAKI KATSUMI
IPC分类号： D01F9/22
摘要： PROBLEM TO BE SOLVED: To provide a fiber-reinforced composite material having an excellent compression strength and an excellent flexural strength in a moisture-absorbed state at high temperature, and also to provide a carbon fiber which can develop the characteristics of the fiber-reinforced composite material.
SOLUTION: This carbon fiber having a crystal size Lc of 10 to 20 angstrom determined by a X-ray crystal diffraction measurement method and a silicon-originated X-ray intensity of 60 to 120 cps measured by a fluorescent X-ray measurement method. The method for producing the carbon fiber comprises subjecting a precursor fiber bundle having an oiling composition containing a silicone compound adhered to the bundle to a flame-resistant treatment in air and then carbonizing the treated fiber bundle in an inactive atmosphere at 1,100 to 1,350°C.
COPYRIGHT: (C)2005,JPO&NCIPI

9. 发明专利

JP2003278084A Precursor fiber for carbon fiber and method for producing the same 有权
标题翻译：碳纤维用前体纤维及其制造方法
公开(公告)号：JP2003278084A
公开(公告)日：2003-10-02
申请号：JP2002075645
申请日：2002-03-19
申请人： Toray Ind Inc , 東レ株式会社
发明人： YAMASAKI KATSUMI , MATSUHISA YOJI , YAMAMOTO YASUMASA
IPC分类号： D06M15/647 , D01F6/18 , D01F9/22 , D06M13/224 , D06M15/65 , D06M101/28
摘要： PROBLEM TO BE SOLVED: To improve operability and obtain a high-strength carbon fiber by reducing the amount of a silicone component used, in an silicone-based oil solution used for carbon fiber production.
SOLUTION: The precursor fiber for carbon fiber is obtained by applying an oil solution containing a modified silicone component in which weight residual ratio r1 after retaining in the air at 240°C for 2 hr is ≥85 wt.% and weight residual ratio r2 after retaining in the nitrogen atmosphere at 470°C for 1 hr is ≥10 wt.% and ≤30 wt.% and a non-silicone component in which weight residual ratio r1 after retaining in the air at 240°C for 2 hr is ≤10 wt.% at a weight ratio of (20-50) to (50-80) to a precursor fiber. The method for producing the precursor fiber is also provided.
COPYRIGHT: (C)2004,JPO
摘要翻译：待解决的问题：为了提高可操作性，通过在用于碳纤维生产的硅酮类油溶液中减少所使用的硅氧烷成分的量来获得高强度碳纤维。解决方案：通过将含有改性有机硅成分的油溶液，其中在空气中240℃保持2小时后的重量残留率r1为≥85重量％，重量残留量为在氮气气氛中在470℃保持1小时后的比率r2为≥10重量％和≤30重量％，在240℃下保持空气中的重量残留率r1为2的非硅氧烷成分 hr与（20-50）〜（50-80）的重量比相对于前体纤维为≤10重量％。还提供了制备前体纤维的方法。版权所有（C）2004，JPO

10. 发明专利

JP2008202208A Precursor fiber for carbon fiber, carbon fiber and method for producing thereof 审中-公开
标题翻译：碳纤维用前体纤维，碳纤维及其制造方法
公开(公告)号：JP2008202208A
公开(公告)日：2008-09-04
申请号：JP2008010236
申请日：2008-01-21
申请人： Toray Ind Inc , 東レ株式会社
发明人： SHIBATA TSUYOSHI , YAMASAKI KATSUMI , TAKARADA WATARU
IPC分类号： D06M15/643 , D01F6/18 , D01F9/22 , D06M101/28
摘要： PROBLEM TO BE SOLVED: To provide a precursor fiber for carbon fiber prepared by spinning a flame retardant polymer, and a carbon fiber having higher performance by suppressing intermonofilament adhesion during each heat treatment.
SOLUTION: The precursor fiber for carbon fiber preferable for obtaining a high performance carbon fiber comprises a flame retardant polymer having a PAN skeleton as a constituent component, contains silicon in the range of 0.01-5 wt.% per fiber weight, and suppresses the intermonofilament adhesion in heat treatment such as drying, drawing and the like in a spinning process, a flame proofing and a carbonization process. A method for producing the precursor fiber and a method for producing the carbon fiber using the precursor fiber are also provided.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：通过在每次热处理期间抑制单丝间粘附来提供通过纺丝阻燃聚合物制备的碳纤维的前体纤维和具有较高性能的碳纤维。解决方案：用于获得高性能碳纤维的碳纤维用前体纤维包括具有PAN骨架作为构成成分的阻燃聚合物，其含有0.01-5重量％的纤维重量的硅，以及在纺丝方法，阻燃和碳化处理中，抑制干燥，拉伸等热处理中的丝间粘合。还提供了前体纤维的制造方法和使用前体纤维的碳纤维的制造方法。版权所有（C）2008，JPO＆INPIT

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