Interlayer for laminated glass, and laminated glass
AssigneesSekisui Chemical Co., Ltd., Asahi Glass Company, Limited
InventorsBungo Hatta, Kazuhiko Nakayama, Minoru Inada, Yuji Masaki, Jun Hikata
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AssigneesSekisui Chemical Co., Ltd., Asahi Glass Company, Limited
InventorsBungo Hatta, Kazuhiko Nakayama, Minoru Inada, Yuji Masaki, Jun Hikata
Estimating the term…
An interlayer film for laminated glass that suppresses the transmittance of ultraviolet rays with a wave length of 400 nm to 1% or less, and has high light resistance. The interlayer film for laminated glass comprises a thermoplastic resin, an ultraviolet absorber having a structure of formula (1), and an ultraviolet absorber having a structure of formula (2), wherein the amount of the ultraviolet absorber of formula (1) is 0.001 to 0.05% by weight, and the amount of the ultraviolet absorber of formula (2) is 0.5 to 1.0% by weight; wherein R1 is a C1-3 alkyl group; R2 is hydrogen, a C1-10 alkyl group, or a C7-10 aralkyl group; R3 is hydrogen or a C1-8 alkyl group; and R4 is hydrogen or a C1-8 alkyl group.
An interlayer film for laminated glass comprising:
Dependencies are inferred from the claim text.