Title:
RESIN COMPOSITION, RESIN SHEET, AND LAMINATED GLASS
Document Type and Number:
WIPO Patent Application WO/2021/145137
Kind Code:
A1
Abstract:
The present invention pertains to a resin composition containing: a modified vinyl acetal resin which contains, based on the total monomer unit constituting the resin, 20-80 mol% ethylene unit and 4-76 mol% vinyl alcohol unit, and has an acetalization degree of 5-80 mol%; and an alkali metal salt of a strong acid and/or an alkaline earth metal salt, wherein the total content of the alkali metal salt of a strong acid and/or an alkaline earth metal salt is 0.0005-0.06 parts by mass with respect to 100 parts by mass of the modified vinyl acetal resin.
Inventors:
NIIMURA TAKURO (JP)
TAKASUGI AKIO (JP)
NAKAHARA ATSUHIRO (JP)
ASANUMA YOSHIAKI (JP)
TAKASUGI AKIO (JP)
NAKAHARA ATSUHIRO (JP)
ASANUMA YOSHIAKI (JP)
Application Number:
PCT/JP2020/047379
Publication Date:
July 22, 2021
Filing Date:
December 18, 2020
Export Citation:
Assignee:
KURARAY CO (JP)
International Classes:
C03C27/12; C08F8/28
Domestic Patent References:
| WO2008096403A1 | 2008-08-14 | |||
| WO2003033583A1 | 2003-04-24 | |||
| WO1999058334A2 | 1999-11-18 |
Foreign References:
| JP2011057737A | 2011-03-24 | |||
| JP2003224385A | 2003-08-08 | |||
| JP2013237727A | 2013-11-28 | |||
| JP2020004421A | 2020-01-09 | |||
| JPH0930846A | 1997-02-04 | |||
| JPS6379741A | 1988-04-09 | |||
| JP2004068013A | 2004-03-04 | |||
| JP2012107201A | 2012-06-07 | |||
| JP2005505670A | 2005-02-24 | |||
| JP2016028139A | 2016-02-25 | |||
| JP2011057737A | 2011-03-24 |
Other References:
See also references of EP 4092003A4
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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