COMPOSITE MATERIAL AND METHOD FOR MANUFACTURING COMPOSITE MATERIAL

Title:

COMPOSITE MATERIAL AND METHOD FOR MANUFACTURING COMPOSITE MATERIAL

Document Type and Number:

WIPO Patent Application WO/2018/154846

Kind Code:

A1

Abstract:

A composite material (10) has: a first layer (20) in which a plurality of first sheets (22) that are formed of a composite material including reinforced fibers and a resin are laminated; a second layer (30) provided on a partial area (20A1) of the surface of the first layer (20), and in which a plurality of second sheets (32) are laminated that each have a smaller thickness than any one of the first sheets (22) and that are formed of a composite material including reinforced fibers and a resin; and a third layer (40) that covers the surfaces of the second layer (30) and the first layer (20) and that is provided with a third sheet (42) which is formed of a composite material including reinforced fibers and a resin, wherein, when compared to the second sheet (32) laminated on the side of the third layer (40), the other second sheets (32) of the second layer (30) occupy a larger area on the area (20A1) of the surface (20A) of the first layer (20).

Inventors:

SHIMIZU TAKAYUKI (JP)
MIZUNO TOMOHIRO (JP)
MANO SHOYA (JP)

Application Number:

PCT/JP2017/038049

Publication Date:

August 30, 2018

Filing Date:

October 20, 2017

Export Citation:

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Assignee:

MITSUBISHI HEAVY IND LTD (JP)

International Classes:

B29B11/16; B32B5/00; B29C43/02; B29C64/147; B29C70/04; B32B5/02; B32B5/26

Domestic Patent References:

WO2008090911A1

2008-07-31

Foreign References:

EP1840775A1	2007-10-03
US20160348644A1	2016-12-01
JP2008514458A	2008-05-08
EP3026259A1	2016-06-01
JP2009126056A	2009-06-11
JP2008266373A	2008-11-06
JP2002361666A	2002-12-18
JP5788556B2	2015-09-30

Other References: