Title:
LINING MATERIAL FOR REHABILITATING EXISTING PIPE AND METHOD FOR REHABILITATING EXISTING PIPE USING SAME
Document Type and Number:
WIPO Patent Application WO/2011/125534
Kind Code:
A1
Abstract:
Provided are a lining material for rehabilitating an existing pipe, said lining material having a low density and very good impregnation properties in spite of having a low moisture content, and a method for rehabilitating an existing pipe, said method comprising lining the inner face of an aged existing pipe using the aforesaid lining material to thereby repair a pipeline. The aforesaid lining material for rehabilitating an existing pipe has a structure wherein a resin-absorbable base material, one surface of which is liquid-tightly film-coated, is impregnated with a curable furan resin composition containing a furan-based resin and a curing agent.
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Inventors:
KOBAYASHI Tomoyuki (2-2 Kamichoshi-cho Kamitoba Minami-ku, Kyoto-sh, Kyoto 05, 〒6018105, JP)
Application Number:
JP2011/057284
Publication Date:
October 13, 2011
Filing Date:
March 25, 2011
Export Citation:
Assignee:
Sekisui Chemical Co., Ltd. (4-4 Nishitemma 2-chome, Kita-ku Osaka-sh, Osaka 65, 〒5308565, JP)
積水化学工業株式会社 (〒65 大阪府大阪市北区西天満２丁目４番４号 Osaka, 〒5308565, JP)
積水化学工業株式会社 (〒65 大阪府大阪市北区西天満２丁目４番４号 Osaka, 〒5308565, JP)
International Classes:
B29C63/34; F16L1/00; F16L55/16
Attorney, Agent or Firm:
KAWABI Kenji (Higashi-ikebukuro Orimoto Bldg, 6th floor 9-7, Higashi-ikebukuro 3-chome, Toshima-k, Tokyo 13, 〒1700013, JP)
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Claims: