LAMINATE SHEET AND MANUFACTURING METHOD THEREFOR

Title:

LAMINATE SHEET AND MANUFACTURING METHOD THEREFOR

Document Type and Number:

WIPO Patent Application WO/2016/067627

Kind Code:

A1

Abstract:

Provided is a method for manufacturing a laminate sheet that comprises a fluororesin film and a silicone rubber sheet, said method being characterised in that: the fluororesin film, which has a reactive functional group as a result of a surface treatment, and an organic peroxide-containing millable-type silicone rubber composition, which is sheet-shaped and has a one-minute half-life temperature in the range of 100-150°C, are overlapped; and the silicone rubber composition is cured by being heated under pressure to 90-135°C. Further provided is the laminate sheet that comprises a fluororesin film and a silicone rubber sheet. The silicone rubber sheet and the fluororesin film, manufactured as described above, are adhered to one another, and the laminate sheet has a peel adhesion strength based on JIS K6854-2 (adhesives - method for testing peel adhesion strength - part 2: 180 degree peel) of 3N or more. The four corners of the 120 mm2 laminate sheet do not curve into one end of a semicircular arc shape or one end of a C shape, and the average warpage value of the four corners is 35 mm or less.

Inventors:

TAKAYANAGI KUNIYOSHI (JP)
SHIRASAKI SHINYA (JP)
NAKANO ARISA (JP)

Application Number:

PCT/JP2015/005467

Publication Date:

May 06, 2016

Filing Date:

October 30, 2015

Export Citation:

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Assignee:

SHINDO CO LTD (JP)

International Classes:

B29C65/02; B32B25/08; B32B25/20; B32B27/00

Domestic Patent References:

WO2003098088A1

2003-11-27

Foreign References:

JP2001079948A	2001-03-27
JP2009186786A	2009-08-20
JP2012514547A	2012-06-28
JP2007527333A	2007-09-27
JP2007307771A	2007-11-29
JP2012529540A	2012-11-22
JP2015178258A	2015-10-08

Other References: