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    • 5. 发明授权
    • Lining material for pipe lines and a process for providing pipe lines
therewith
    • 用于管线的衬里材料和用于提供管线的工艺
    • US5186987A
    • 1993-02-16
    • US617614
    • 1990-11-26
    • Takayoshi ImotoMasahiro SeshimoFutoshi MakimotoEiji Kitagawa
    • Takayoshi ImotoMasahiro SeshimoFutoshi MakimotoEiji Kitagawa
    • B32B1/08B29C63/34B29C63/36B29K101/10B29K105/08B29L9/00B29L23/00B32B5/26F16L55/165
    • B32B5/26F16L55/1656Y10T428/1314Y10T428/1317Y10T428/1341Y10T428/1366
    • A lining material for pipe lines, especially those buried in the ground and a process for providing pipe lines therewith are disclosed, which includes a flexible tubular film, a sheet covering the outer surface of the tubular film and a film capable of being split off covering the outer surface of the sheet, characterized in that the sheet includes a fabric and a mat of fibers of high tenacity impregnated with a thickened liquid thermohardenable resin to form a fabric-fiber-reinforced composite molding sheet having a sufficient length and a width greater than the inner circumferential length of a pipe line to be treated, and that both lateral end portions of the sheet are slidably overlapped with each other to form a tube around the tubular film, the outer circumferential length of the tube being shorter than the inner circumferential length of the pipe line. The present invention is distinguished by using a specific fabric-fiber-reinforced composite molding sheet as the predominant constituent of the lining material in place of the conventional SMC and overcomes all the drawbacks in the prior art. The lining material is particularly suited for lining sewage pipes.
    • 公开了用于管线的衬里材料,特别是埋在地下的衬里材料和用于提供管线的工艺,其包括柔性管状膜,覆盖管状膜的外表面的片和能够分离覆盖物的膜 片材的外表面,其特征在于,所述片材包括织物和高强度纤维垫,其浸渍有增稠的液体可热硬化树脂,以形成具有足够长度和宽度的织物纤维增强复合模制片材 要处理的管线的内周长度,并且片材的两个侧端部彼此可滑动地重叠以在管状膜周围形成管,管的外周长度比内周长度短 的管线。 本发明的特征在于使用特定的织物纤维增强复合成型片作为衬里材料的主要成分代替常规的SMC,并且克服了现有技术中的所有缺点。 衬里材料特别适用于排污管道。