US 12,429,722 B2
Laminated glass
Takashi Shibuya, Tokyo (JP); Junichi Kakuta, Tokyo (JP); Risa Kimura, Tokyo (JP); and Yuhei Gima, Tokyo (JP)
Assigned to AGC INC., Tokyo (JP)
Filed by AGC Inc., Tokyo (JP)
Filed on Jan. 31, 2023, as Appl. No. 18/104,254.
Application 18/104,254 is a continuation of application No. PCT/JP2021/029122, filed on Aug. 5, 2021.
Claims priority of application No. 2020-135139 (JP), filed on Aug. 7, 2020.
Prior Publication US 2023/0168530 A1, Jun. 1, 2023
Int. Cl. G02F 1/1333 (2006.01); G02F 1/137 (2006.01)
CPC G02F 1/133302 (2021.01) [G02F 1/13725 (2013.01); G02F 2201/50 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A laminated glass comprising:
a pair of glass plates; and
a light control device formed between the pair of glass plates, the light control device comprising a liquid crystal layer, a substrate, a conductive film formed on one surface of the substrate, and a protective film formed on the other surface of the substrate,
wherein:
the liquid crystal layer has at least one member selected from the group consisting of guest-host liquid crystal, TN liquid crystal, PC liquid crystal, STN liquid crystal, ECB liquid crystal, OCB liquid crystal, IPS liquid crystal and VA liquid crystal,
the protective film has abrasion resistance higher than that of the substrate,
an interlayer is provided in the pair of glass plates, and
the light control device is provided in the interlayer.