INTERMEDIATE FILM FOR LAMINATED GLASS, AND LAMINATED GLASS

摘要

There is provided an interlayer film for laminated glass with which the penetration resistance of laminated glass can be enhanced. A interlayer film for laminated glass according to the present invention is provided with a first layer including a polyvinyl acetal resin and a plasticizer and a second layer being arranged on a first surface side of the first layer and including a polyvinyl acetal resin, and a plasticizer, the hydroxyl content of the above-mentioned polyvinyl acetal resin included in the first layer is higher than the hydroxyl content of the above-mentioned polyvinyl acetal resin included in the second layer, and the content of the above-mentioned plasticizer included in the first layer relative to 100 parts by weight of the above-mentioned polyvinyl acetal resin included in the first layer is less than the content of the above-mentioned plasticizer included in the second layer relative to 100 parts by weight of the above-mentioned polyvinyl acetal resin included in the second layer.

主权项

1. An interlayer film for laminated glass, comprising:
a first layer including a polyvinyl acetal resin and a plasticizer, and a second layer being arranged on a first surface side of the first layer and including a polyvinyl acetal resin and a plasticizer; and a hydroxyl content of the polyvinyl acetal resin included in the first layer being higher than a hydroxyl content of the polyvinyl acetal resin included in the second layer, and a content of the plasticizer included in the first layer relative to 100 parts by weight of the polyvinyl acetal resin included in the first layer being less than a content of the plasticizer Included in the second layer relative to 100 parts by weight of the polyvinyl acetal resin included in the second layer.