Title:
INTERLAYER FOR LAMINATED GLASS, AND LAMINATED GLASS
Document Type and Number:
WIPO Patent Application WO/2017/171018
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide an interlayer for laminated glass which exhibits sufficient degassing properties during laminated glass production even when the laminated glass interlayer is 850 μm or thicker at the thickest part, and which enables obtaining a laminated glass with high transparency, and to provide a laminated glass formed using said laminated glass interlayer. This laminated glass interlayer has a plurality of concave portions on at least one surface, and the thickness T (μm) in the thickest part of the film, measured according to JIS K-6732 (1996), and the maximum height roughness Ry (μm) in the thickest part, measured in accordance with JIS B-0601 (1994), satisfy expression (1) and expression (1') below. Ry ≧ 0.020×T + 16.6 (1) T ≧ 850 (1')
Inventors:
NAKAYAMA KAZUHIKO (JP)
Application Number:
PCT/JP2017/013642
Publication Date:
October 05, 2017
Filing Date:
March 31, 2017
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
C03C27/12; B32B17/10
Domestic Patent References:
| WO2007132777A1 | 2007-11-22 |
Foreign References:
| JP2001150540A | 2001-06-05 | |||
| JPH0940444A | 1997-02-10 | |||
| JP2010524843A | 2010-07-22 | |||
| JP2015107915A | 2015-06-11 | |||
| JP2013001594A | 2013-01-07 | |||
| JP2008201667A | 2008-09-04 | |||
| JP2007223883A | 2007-09-06 | |||
| JP2007331959A | 2007-12-27 |
Other References:
See also references of EP 3438069A4
Attorney, Agent or Firm:
YASUTOMI & ASSOCIATES (JP)
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