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    • 5. 发明专利
    • Glass fiber reinforced hard polyurethane foam manufacturing method
    • 玻璃纤维增​​强硬质聚氨酯泡沫制造方法
    • JP2005225030A
    • 2005-08-25
    • JP2004034793
    • 2004-02-12
    • Nichias CorpNichias Urethane Kkニチアスウレタン株式会社ニチアス株式会社
    • HATTORI YASUNORISEGAWA MINORUTOMOSUE YOICHIYAMASHITA IKUMAMIYATA SUSUMUOTA MASAAKI
    • B29C39/18B29C39/24B29K75/00B29K105/04B29K105/08
    • PROBLEM TO BE SOLVED: To provide a glass fiber reinforced hard polyurethane foam manufacturing method capable of obtaining a glass fiber reinforced hard polyurethane foam board having a predetermined size by preventing a shoulder falling phenomenon by a simple method.
      SOLUTION: The glass fiber reinforced hard polyurethane foam manufacturing method has a raw liquid supply process for continuously coating and impregnating the glass fiber mat fed to a coating bed with a foamable resin raw solution, a foaming process for obtaining the glass fiber reinforced hard polyurethane foam by reacting and foaming the foamable resin raw solution. The upper surface of the coating bed is substantially flat and the coating width of the foamable resin raw solution in the raw liquid supply process is 80-100% with respect to the whole width of the glass fiber mat and the supply amount per a unit area of the foamable resin raw solution in each of both end regions of the coating width is larger than that in a region other than both end regions.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 待解决的问题:提供一种能够通过简单的方法防止肩下落现象而获得具有预定尺寸的玻璃纤维增​​强硬质聚氨酯泡沫板的玻璃纤维增​​强硬聚氨酯泡沫制造方法。 解决方案:玻璃纤维增​​强硬聚氨酯泡沫的制造方法具有用于连续涂布和浸渍用可发泡树脂原液供给到涂布床的玻璃纤维垫的原液供给工艺,用于获得玻璃纤维增​​强的发泡方法 硬质聚氨酯泡沫通过使可发泡树脂原料溶液反应和发泡。 涂层床的上表面基本平坦,原液供应过程中可发泡树脂原液的涂层宽度相对于玻璃纤维垫的整个宽度为80-100%,每单位面积的供应量 的涂布宽度的两个端部区域中的每一个中的可发泡树脂原料溶液的尺寸大于除了两个端部区域以外的区域。 版权所有(C)2005,JPO&NCIPI
    • 9. 发明专利
    • Hard polyurethane foam producing apparatus
    • 硬聚氨酯泡沫生产设备
    • JP2012056318A
    • 2012-03-22
    • JP2011245032
    • 2011-11-09
    • Nichias Corpニチアス株式会社
    • TOMOSUE YOICHIHATTORI YASUNORISEGAWA MINORU
    • B29C39/10B29K75/00B29K105/08
    • PROBLEM TO BE SOLVED: To provide a hard polyurethane foam producing apparatus for producing hard polyurethane foam having high dispersivity in which glass fibers are uniformly dispersed in a polyurethane molding.SOLUTION: In the hard polyurethane foam producing apparatus including: a driven roll around which a strand mat comprising a continuous strand is wound; a driving device for feeding the strand mat wound around the driven roll to the downstream side; a fibrillation device for passing the strand mat fed from the driven roll therethrough while compressing it; and an application device applying an undiluted solution of the hard polyurethane foam to the strand mat fed from the fibrillation device, the hard polyurethane foam producing apparatus includes a tension application device for applying tension of 0.15 to 0.95 times the maximum allowable tension of the strand mat to the strand mat passing through the fibrillation device by braking the rotation of the driven roll. The hard polyurethane foam producing apparatus produces the hard polyurethane foam in which the dispersivity of the glass fibers constituting the strand mat is ≥85%.
    • 要解决的问题:提供一种用于生产玻璃纤维均匀分散在聚氨酯模制品中的具有高分散性的硬质聚氨酯泡沫塑料的硬质聚氨酯泡沫塑料生产设备。 解决方案:在硬质聚氨酯泡沫塑料制造设备中,包括:卷绕有包含连续绞合线的线束的从动辊; 驱动装置,用于将卷绕在从动辊周围的绞合线材进给到下游侧; 一个原纤化装置,用于使压缩从所述从动辊进给的所述股绳进给; 以及施加装置,将硬质聚氨酯泡沫体的未稀释溶液施加到从原纤维化装置供给的股线垫上,硬质聚氨酯泡沫体生成装置包括张力施加装置,用于施加张力为捻丝垫最大容许张力的0.15〜0.95倍 通过制动从动辊的旋转而穿过原纤维化装置的股线垫。 硬质聚氨酯泡沫体制造装置制造硬质聚氨酯泡沫,其中构成绞合毡的玻璃纤维的分散性为≥85%。 版权所有(C)2012,JPO&INPIT