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Title:
REPAIR PATCH, REPAIR PATCH MOLDING METHOD, AND REPAIR METHOD FOR COMPOSITE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2020/054220
Kind Code:
A1
Abstract:
A repair patch 10 for composite materials, used to repair a repair section 5 being a target section for repair in the composite material, said repair patch 10 comprising: a patch main body 11 that has a plurality of prepregs P formed laminated in the thickness direction thereof and has an adhesive surface 18 that is adhered to the repair section 5; and a removal layer 12 provided on the adhesive surface 18 and being separable from the patch main body 11. The adhesive surface 18 has a side surface 13 inclined relative to the thickness direction of the patch main body 11. The removal layer 12 has a plurality of slits 17 for forming a shape complementary to the side surface 13 of the patch main body 11.

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Inventors:
SHIMONO KODAI (JP)
HASEGAWA KOICHI (JP)
HIRAI TAKUMA (JP)
Application Number:
PCT/JP2019/028830
Publication Date:
March 19, 2020
Filing Date:
July 23, 2019
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD (JP)
International Classes:
B29C73/04; B29C70/30
Foreign References:
US5972141A1999-10-26
JP2014100847A2014-06-05
JP2013513499A2013-04-22
JP2012519615A2012-08-30
JPS6124561B21986-06-11
Other References:
See also references of EP 3831585A4
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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