Title:
INTERMEDIATE FILM FOR LAMINATED GLASS, AND LAMINATED GLASS
Document Type and Number:
WIPO Patent Application WO/2015/046583
Kind Code:
A1
Abstract:
Provided is an intermediate film for laminated glass capable of improving the sound-shielding performance of laminated glass. The intermediate film (2) for laminated glass according to the present invention contains a polyvinyl acetal resin and a second resin component having a glass transition temperature of -15ºC to 5ºC. In a total of 100 wt% of the polyvinyl acetal resin and the second resin component, the polyvinyl acetal resin content is 10 wt% to 50 wt% and the second resin component content is 50 wt% to 90 wt%. The polyvinyl acetal resin and the second resin component form an island structure in the intermediate film (2).
Inventors:
MIKAYAMA KAORU (JP)
NAGAI YASUHARU (JP)
NAGAI YASUHARU (JP)
Application Number:
PCT/JP2014/076142
Publication Date:
April 02, 2015
Filing Date:
September 30, 2014
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
C03C27/12
Domestic Patent References:
| WO2012026393A1 | 2012-03-01 |
Foreign References:
| JP2014224234A | 2014-12-04 | |||
| JP2000272936A | 2000-10-03 | |||
| JPH07118347A | 1995-05-09 | |||
| JP2007297571A | 2007-11-15 | |||
| JP2007070200A | 2007-03-22 |
Other References:
See also references of EP 3053890A4
Attorney, Agent or Firm:
MIYAZAKI & METSUGI (JP)
Patent business corporation Miyazaki and table-of-contents patent firm (JP)
Patent business corporation Miyazaki and table-of-contents patent firm (JP)
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