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    • 1. 发明专利
    • Preform, method for manufacturing the same, and method for manufacturing fiber-reinforced resin molded article using the same
    • 其制造方法及其制造方法和使用其制造纤维增强树脂模制品的方法
    • JP2012192726A
    • 2012-10-11
    • JP2012005458
    • 2012-01-13
    • Mitsubishi Rayon Co Ltd三菱レイヨン株式会社
    • SUZUMURA YASUSHIAKIYAMA KOICHIKAZAHAYA YUJIKAKIMOTO YOSHIHIDEFURUYA SHINICHIROIKEDA KAZUHISA
    • B29B11/14B29B11/16B29C43/18B29K101/10B29K105/08
    • B29B11/16
    • PROBLEM TO BE SOLVED: To provide a preform which can suppress occurrence of an uneven part in the surface of an article molded by high-cycle press molding, and a method for manufacturing the same preform, as well as a method for manufacturing a fiber-reinforced resin molded article using the same preform.SOLUTION: The place of discoloration of resin or the uneven part (defective place) occurring in the surface of a molded article is predetermined beforehand in the molded article which is molded without using the preform (6) on the back of which a film-like resin composition (7) is stuck. The film-like resin composition (7) having an area covering the uneven part is stuck to a predeetrmined part corresponding to the defective place, which is located on the back side of an original preform composed of one or more piled-up layers. The molded article is manufactured by using the preform having the film-like resin composition stuck on the back.
    • 要解决的问题:提供一种能够抑制通过高周期加压成型成型的制品的表面中的凹凸部的发生的预成型体以及同样的预成型体的制造方法以及制造方法 使用相同的预成型体的纤维增强树脂成型体。 解决方案:在模制品中预先确定树脂的变色位置或模制品表面出现的不均匀部分(不合格的地方),在不使用预成型件(6)背面的模制品中, 粘贴膜状树脂组合物(7)。 将具有覆盖该凹凸部的区域的膜状树脂组合物(7)粘贴在与由缺陷部位对应的预先设置的部位上,该缺陷部位于由一个以上堆积层构成的原件预制件的背面。 通过使用具有粘贴在背面的膜状树脂组合物的预成型体来制造成型品。 版权所有(C)2013,JPO&INPIT
    • 2. 发明专利
    • Manufacturing method of fiber-reinforced resin structure
    • 纤维增强树脂结构的制造方法
    • JP2009083441A
    • 2009-04-23
    • JP2007259792
    • 2007-10-03
    • Mitsubishi Rayon Co Ltd三菱レイヨン株式会社
    • KOBA HISAOKAKIMOTO YOSHIHIDEKAZAHAYA YUJIFURUYA SHINICHIROTERASAWA NORIYOSHI
    • B29C43/20B29B15/08B29K105/08
    • PROBLEM TO BE SOLVED: To provide a method for stably manufacturing a highly strong and favorably qualified fiber-reinforced resin structure with at least two projected stripes with high production efficiency. SOLUTION: The manufacturing method of a board and the fiber-reinforced resin structure having at least two projected stripes formed on the same surface of the board with a compression mold provided with at least two projected stripe cavities for forming the projected stripes includes processes of: arranging a sheet molding compound 30 for forming the projected stripes between the projected stripe cavities 23 and 24 in the compression mold; arranging a board-forming prepreg in the compression mold; and subjecting the sheet molding compound and the prepreg to a compression molding in the compression mold under heat and pressure. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种稳定地制造具有高生产效率的至少两个突出条纹的高强度且有利的合格的纤维增强树脂结构的方法。 解决方案:具有形成在板的同一表面上的具有至少两个突起条的纤维增强树脂结构的制造方法具有设置有至少两个用于形成突出条纹的突出条纹腔的压缩模,包括: 在压缩模具中,在突出条纹腔23和24之间布置用于形成突出条纹的片状模塑料30的工艺; 在压模中设置板形预浸料; 并且在热压和压力下使片状模塑料和预浸料坯在压缩模具中进行压缩模塑。 版权所有(C)2009,JPO&INPIT
    • 3. 发明专利
    • Method for producing preform
    • 生产预制的方法
    • JP2009083128A
    • 2009-04-23
    • JP2007252307
    • 2007-09-27
    • Mitsubishi Rayon Co Ltd三菱レイヨン株式会社
    • KAKIMOTO YOSHIHIDETAKANO TSUNEOTERASAWA NORIYOSHI
    • B29C43/20B29B11/00
    • PROBLEM TO BE SOLVED: To provide a method for producing a preform which can prevent restoration of the shape after shaping and occurrence of disorder in fiber arrangement when the preform is produced by laminating a plurality of sheet-shaped prepregs suitable for obtaining a fiber-reinforced resin molding made by impregnating reinforcing fibers with an uncured resin and shaping the laminated prepregs.
      SOLUTION: The method for producing the preform includes a process for obtaining a preliminarily shaped article by preliminarily shaping the sheet-shaped laminated prepregs and a process for deaerating the preliminarily shaped article.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 解决问题的方法:提供一种预成型体的制造方法,该预成型体能够防止在通过层叠多个适于获得的预成型体的片状预浸料来制造预成型体时在纤维配置中成型和发生无序后形状恢复 通过用未固化的树脂浸渍增强纤维制成的纤维增强树脂模塑并且使层压的预浸料坯成形。 解决方案:用于制造预成型体的方法包括通过预成型片状层压预浸料获得预成型制品的方法和预成型制品脱气的方法。 版权所有(C)2009,JPO&INPIT
    • 4. 发明专利
    • Apparatus and method for manufacturing golf club head
    • 用于制造高尔夫球杆头的装置和方法
    • JP2010005177A
    • 2010-01-14
    • JP2008168569
    • 2008-06-27
    • Mitsubishi Rayon Co Ltd三菱レイヨン株式会社
    • TAKANO TSUNEOKAKIMOTO YOSHIHIDE
    • A63B53/04
    • PROBLEM TO BE SOLVED: To provide an apparatus and method for manufacturing a golf club head which stably molds a golf club head having an excellent design without complicating an apparatus and an yeild is improved even when integrally molding a metal material and a fiber-reinforced resin material with a hollow inside. SOLUTION: In the apparatus, the fiber-reinforced resin material 11 having a crown part 11a and a back part 11b in the upper space Sa and a lower space Sb of an upper mold 101a and a lower mold 101b and a metal material 12 having a sole part 12a, a face part 12b, and a flange part 12c are arranged while the crown part 11a is overlapped to the exterior of the flange part 12c; and the upper mold 101a and the lower mold 101b are made to be close to each other to join the fiber-reinforced resin material 11 and the metal material 12, the sum of the heights ha and hb of the upper space Sa and the lower space Sb is configured to be smaller than the height H from the sole part 12a to the crown part 11a, and a support part 104 which makes the lower mold 101b swingable so as to tilt with respect to the upper mold 101a is provided. COPYRIGHT: (C)2010,JPO&INPIT
    • 解决的问题:提供一种用于制造高尔夫球杆头的装置和方法,该装置和方法稳定地模制具有优良设计的高尔夫球杆头,而不会使装置复杂化,并且即使在一体地模制金属材料和纤维 - 增强树脂材料,内部有中空。 解决方案:在该装置中,在上部空间Sa中具有冠部11a和后部11b以及上模101a和下模101b的下空间Sb以及金属材料的纤维增强树脂材料11 12,具有鞋底部分12a,表面部分12b和凸缘部分12c,同时冠部11a与凸缘部分12c的外部重叠; 使上模101a和下模101b彼此接近以将纤维增强树脂材料11和金属材料12接合,上部空间Sa的高度ha和hb的总和与下部空间 Sb被配置成小于从鞋底部分12a到冠部11a的高度H,并且提供使下模101b相对于上模101a倾斜摆动的支撑部104。 版权所有(C)2010,JPO&INPIT
    • 5. 发明专利
    • Shaped article made of fiber-reinforced resin, and manufacturing method therefor
    • 纤维增强树脂的成型制品及其制造方法
    • JP2009119619A
    • 2009-06-04
    • JP2007293173
    • 2007-11-12
    • Mitsubishi Rayon Co Ltd三菱レイヨン株式会社
    • KAKIMOTO YOSHIHIDETAKANO TSUNEOTERASAWA NORIYOSHI
    • B29B11/16B29C43/18B29C70/10B29K105/08C08J5/04C08J5/24
    • PROBLEM TO BE SOLVED: To provide a shaped article made of a fiber-reinforced resin preventing strength of a corner part from getting low in a molding, irrespective of the circular-arc-shaped corner part formed in a side face part.
      SOLUTION: This shaped article 1 made of the fiber-reinforced resin has a bottom face part 10, and the side face part 20 erected from the bottom face part 10, the circular-arc-shaped corner part 21 is formed in the side face part 20, a fiber 11 oriented unidirectionally is contained in the bottom face part 10, a fiber 22 oriented at 85°-90° with respect to an erected direction of the first side face part 20a is contained in the first side face part 20a in one side when using a top A of a circular arc of the corner part 21 as a boundary, the fiber 22 in the first side face part 20a gets into a portion of a first side face part 20a side in the second side face part 20b of the other one-side, to be oriented at 90°-95° with respect to an erected direction of the second side face part 20b, and a fiber 23 oriented in parallel with respect to the erected direction of the second side face part 20b is contained in a residual part of the second side face part 20b.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种由纤维增强树脂制成的成型制品,防止角部的强度降低成型,而不管形成在侧面部分中的圆弧形角部分如何。 解决方案:由纤维增强树脂制成的成形制品1具有底面部分10和从底面部分10竖立的侧面部分20,圆弧形的角部分21形成在 侧面部20中,在底面部10中包含单向取向的纤维11,相对于第一侧面部20a的竖立方向以85°-90°取向的纤维22被容纳在第一侧面部20中 当使用角部21的圆弧的顶部A作为边界时,在一侧中,第一侧面部20a中的光纤22进入第二侧面部的第一侧面部20a侧的一部分 20b相对于第二侧面部20b的竖立方向取向为90°-95°,以及相对于第二侧面部的竖立方向平行取向的纤维23, 20b包含在第二侧面部分20b的剩余部分中。 版权所有(C)2009,JPO&INPIT
    • 6. 发明专利
    • Manufacturing method of fiber reinforced plastic panel
    • 纤维增强塑料板的制造方法
    • JP2007098818A
    • 2007-04-19
    • JP2005293150
    • 2005-10-06
    • Mitsubishi Rayon Co Ltd三菱レイヨン株式会社
    • KAKIMOTO YOSHIHIDEKOBA HISAOSUZUMURA YASUSHISAITO TADAYOSHI
    • B29C43/20B29K105/08B29L31/10C08J5/24C08L87/00
    • PROBLEM TO BE SOLVED: To provide a manufacturing method of an FRP in oven molding using only vacuum pressure.
      SOLUTION: A thermosetting resin composition sheet (A) formed by stretching a thermosetting resin composition of which the viscosity during the molding of the FRP becomes minimum in specific viscosity, in a weight basis Y (=0.6X-0.8X)g/m
      2 , a sheetlike reinforcing fiber base material (B) required in the thermosetting resin composition sheet with a weight basis of X g/m
      2 in order to form a composite material with the volume content of reinforcing fibers is 50-65 volume% and a thermosetting resin composition sheet (C) which is formed by stretching the thermosetting resin composition same to that of the sheet (A) so that a weight basis is X-Y g/m
      2 are superposed one upon another in this order. Next, a partially impregnated prepreg (D) with a resin impregnation ratio of 10-60% (B) is partially penetrated with the thermosetting resin composition and characterized in that parts not impregnated with the thermosetting resin composition are continued to the inside of (B) is obtained. Further, the partially impregnated prepreg (D) is laminated so that the side surface of the thermosetting resin composition sheet (C) comes into contact with a tool and the obtained prepreg laminate (D') is heated and pressed on the tool to be cured to manufacture the FRP.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:仅在真空压力下提供在烘箱成型中的FRP的制造方法。 解决方案:通过拉伸热固性树脂组合物形成的热固性树脂组合物片材(A),其热塑性树脂组合物在FRP成型时的粘度在比重下基于Y(= 0.6X-0.8X)g / m< SP> 2< SP>中,为了形成复合材料,以重量为基准X g / m 2 SP / 2的热固性树脂组合物片材所需的片状增强纤维基材(B) 增强纤维的体积含量为50〜65体积%的材料和通过将热固性树脂组合物与片材(A)相同的拉伸形成的热固性树脂组合物片材(C),使得重量基准为XYg / m 2 依次叠加在一起。 接下来,用热固性树脂组合物部分地浸渍树脂浸渍率为10-60%(B)的部分浸渍的预浸料坯(D),其特征在于,未浸渍有热固性树脂组合物的部分继续到(B )。 此外,将部分浸渍的预浸料坯(D)层压,使得热固性树脂组合物片材(C)的侧表面与工具接触,并将所得预浸料层压板(D')加热并压在待固化的工具上 制造FRP。 版权所有(C)2007,JPO&INPIT
    • 7. 发明专利
    • Prepreg for press molding and method of manufacturing molded article
    • PREPREG FOR PRESS MOLDING AND METHOD OF MANUFACTURING MOLDING ARTICLE
    • JP2014058692A
    • 2014-04-03
    • JP2014000457
    • 2014-01-06
    • Mitsubishi Rayon Co Ltd三菱レイヨン株式会社
    • SUZUMURA YASUSHIKAZAHAYA YUJIKAKIMOTO YOSHIHIDEFURUYA SHINICHIROKIBA HISAOTERASAWA NORIYOSHIAKIYAMA KOICHI
    • C08J5/24C08K7/02C08L63/00C08L81/06
    • PROBLEM TO BE SOLVED: To provide a prepreg for press molding excellent in handleability at a room temperature, suppressing an excessive flow of a resin at high temperature high pressure molding almost without decreasing Tg and a curing rate, and suppressing poor appearance, performance failure, failure of mold and the like of an obtained molded article and method of manufacturing the molded article.SOLUTION: A prepreg for press molding is manufactured by impregnating an epoxy resin composition containing an epoxy resin (X), a polyether sulfone resin (Y) having a mass average molecular weight of 10,000 to 60,000 and an epoxy curing agent (Z), and having the lowest viscosity at 100 to 150°C of 2 to 20 Pa*s and the viscosity at 30°C of 10,000 to 100,000 Pa*s into a fiber reinforcement material. There is also provided a method of manufacturing a molded article using the prepreg for press molding.
    • 要解决的问题:为了提供在室温下处理性优异的压模成型用预浸料,几乎不会降低Tg和固化速度,抑制高温高温成型树脂的过度流动,抑制外观不良,性能下降, 所得模制品的模具等的故障及其制造方法。本发明的压模成型用预浸料是将含有环氧树脂(X),聚醚砜树脂(Y),环氧树脂 质量平均分子量为10,000〜60,000,环氧固化剂(Z)为100〜100Pa·s,在100〜150℃下的粘度最低,在30℃下的粘度为10,000〜100,000Pa·s 成纤维增强材料。 还提供了一种使用用于压制成型的预浸料的制造模制品的方法。
    • 8. 发明专利
    • Production method of preform
    • 预制的生产方法
    • JP2014051077A
    • 2014-03-20
    • JP2012198819
    • 2012-09-10
    • Mitsubishi Rayon Co Ltd三菱レイヨン株式会社
    • KAKIMOTO YOSHIHIDE
    • B29C43/02B29B11/12B29C43/18B29C43/32B29C51/08B29K105/08
    • PROBLEM TO BE SOLVED: To provide a production method of a preform in which both wrinkle avoidance of a preform and size enlargement to a desired shape can be achieved.SOLUTION: Provided is a production method of a preform in which a sheet-like prepreg including reinforcement fiber and matrix resin is pressed by a male female die to obtain a fiber-reinforced resin formed part having a three-dimensional shape, thereby a preform is made. In the production method of a preform, when the sheet-like prepreg is pressed by a male female die, the sheet-like prepreg is pressed by the male female die while tensile force is added in a vertical direction to a direction in which pressing is performed by the male female die from the central part of the sheet-like prepreg toward the outer marginal part, thereby size enlargement is performed.
    • 要解决的问题:提供一种预成型体的制造方法,其中可以实现预成型品的起皱和尺寸增大到期望的形状。本发明提供一种预成型件的制造方法,其中包括 增强纤维和基体树脂被阳模阴模压制,得到具有三维形状的纤维增强树脂形成部分,从而制成预制件。 在预成型体的制造方法中,当通过阳模阴模压制片状预浸料坯时,将片状预浸料坯按照阳模阴模挤压,同时沿垂直方向添加拉伸力, 由阳模凹部从片状预浸料坯的中央朝向外侧边缘部进行,从而进行尺寸扩大。
    • 9. 发明专利
    • Method and apparatus for producing preform
    • 用于生产预制的方法和装置
    • JP2009083127A
    • 2009-04-23
    • JP2007252306
    • 2007-09-27
    • Mitsubishi Rayon Co Ltd三菱レイヨン株式会社
    • KAKIMOTO YOSHIHIDETAKANO TSUNEOTERASAWA NORIYOSHIHONMA TAKASHI
    • B29C70/06B29B11/06B29K101/10B29K105/06
    • PROBLEM TO BE SOLVED: To provide a method and apparatus for producing a preform which can suppress the occurrence of wrinkles in the obtained preform even when the productivity of preform production is high, and a prepreg with a notch formed is produced while being held between a female mold and a male mold.
      SOLUTION: In the method for producing the preform, a sheet-shaped prepreg 30 is notched and shaped with its both sides laid to overlap each other. While the vicinity 33 on one side of the notch of the prepreg is pressed to the male mold 20 by a belt-shaped or rod-shaped elastic member 40 attached to the female mold 10, the prepreg 30 is pushed into the female mold 10 by the male mold 20 and shaped.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 待解决的问题:为了提供一种预制品的制造方法和装置,即使在预成型体生产的生产率高的情况下也能够抑制所得预成型件中的皱纹的发生,并且制造具有形成的切口的预浸料,同时 夹在阴模和阳模之间。 解决方案:在用于生产预成型件的方法中,片状预浸料30被切成两边彼此重叠的形状。 通过安装在阴模10上的带状或棒状的弹性构件40将预浸料坯的切口一侧的附近33压在阳模20上,将预浸料30推入阴模10中 阳模20并成形。 版权所有(C)2009,JPO&INPIT
    • 10. 发明专利
    • Prepreg
    • 预浸
    • JP2007099966A
    • 2007-04-19
    • JP2005293449
    • 2005-10-06
    • Mitsubishi Rayon Co Ltd三菱レイヨン株式会社
    • KAKIMOTO YOSHIHIDEKOBA HISAOSUZUMURA YASUSHISAITO TADAYOSHI
    • C08J5/24
    • PROBLEM TO BE SOLVED: To provide a prepreg from which a skin material suppressed in resin deficiency, generation of pinhole and generation of not impregnated part, can be formed even in an oven formation under the atmospheric pressure using no autoclave. SOLUTION: In the prepreg which has a base material (A) consisting of reinforcing fibers, a resin film (B) consisting of a thermosetting resin pasted on one surface of the base material (A), and a resin film (C) consisting of a thermosetting resin pasted on the other surface of the base material (A), and in which the base material (A) is impregnated with parts of thermoplastic resins of the resin film (B) and the resin film (C); the impregnation ratio of the thermosetting resins into the base material (A) is 10-60%, and the weight X g/m 2 of the resin film (B) and the weight Y g/m 2 of the resin film (C) satisfy the relation of formula (1); 0.3≤X/Y≤0.7. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了提供一种预浸料,即使在没有高压釜的情况下,也可以在大气压下的烘箱形成中形成树脂缺陷抑制的表皮材料,针孔的产生和未浸渍部的产生。 解决方案:在具有由增强纤维构成的基材(A)的预浸料坯中,将由粘贴在基材(A)的一个表面上的热固性树脂构成的树脂膜(B)和树脂膜 )由粘贴在基材(A)的另一面上的热固性树脂组成,其中基材(A)浸渍有树脂膜(B)和树脂膜(C)的热塑性树脂的一部分; 热固性树脂与基材(A)的浸渍率为树脂薄膜(B)的重量×10-60%,重量Xg / m·SP> 2,重量Yg / 树脂薄膜(C)的SP> 2 满足式(1)的关系。 0.3≤X/Y≤0.7。 版权所有(C)2007,JPO&INPIT