FIELD: lighting.
SUBSTANCE: invention relates to an interlayer film for a laminated glass and laminated glass having said n interlayer film using the interlayer film, which is not prone to creating gaps at the ends of the laminated glass sheet, and which can suppress increases in the YI value at the ends of the laminated glass sheet. In the interlayer film a first layer comprises a polyvinyl acetal resin, a plasticizer, a hindered amine light stabilizer, and an antioxidant containing phosphorus, or a first layer comprises a polyvinyl acetal resin, a plasticizer, a hindered amine light stabilizer, and an antioxidant containing phosphorus and a second layer disposed on a first side of the surface of the first layer and comprising a polyvinyl acetal resin and a plasticizer, and a third layer disposed on a second side of the surface opposite the first side of the surface of the first layer and comprising a polyvinyl acetal resin and optionally a plasticizer.
EFFECT: improved quality of the interlayer film.
12 cl, 6 tbl, 3 dwg
Authors
Dates
2018-10-04—Published
2014-09-30—Filed