Title:
INTERMEDIATE FILM FOR LAMINATED GLASS AND LAMINATED GLASS
Document Type and Number:
Japanese Patent JP2016179939
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an intermediate film for laminated glass which can inhibit occurrence of voids at an end portion of laminated glass and can suppress increase of a YI value at the end portion of laminated glass.SOLUTION: There is provided an intermediate film for laminated glass having a structure of one layer or a structure of two or more layers, wherein the intermediate film contains a polyvinyl acetal resin, a plasticizer, a hindered amine light stabilizer and an antioxidant containing phosphorus as the whole, when the intermediate film has only a first layer, the first layer has a glass transition temperature of 32°C or more, and when the intermediate film has a first layer and a second layer and has a third layer or no third layer, at least one layer of the second layer and the third layer has a glass transition temperature of 32°C or more.SELECTED DRAWING: Figure 1
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Inventors:
IWAMOTO TATSUYA
YOSHIDA SHOGO
YOSHIDA SHOGO
Application Number:
JP2016107433A
Publication Date:
October 13, 2016
Filing Date:
May 30, 2016
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD
International Classes:
C03C27/12; B32B17/04; B32B27/30
Attorney, Agent or Firm:
Patent business corporation Miya saki, table of contents patent office