	US 12,449,689 B2
	Polymer dispersed liquid crystal display with the improved angular haze for sunroof
Bong Hee Kim, Chungcheongbuk-do (KR); Seunggi Kim, Chungcheongbuk-do (KR); Hyo Jeong Do, Chungcheongbuk-do (KR); and Kyeong-Jin Kim, Chungcheongbuk-do (KR)
Assigned to LIVICON. CO., LTD, Chungcheongbuk-do (KR)
Filed by LIVICON. CO., LTD, Chungcheongbuk-do (KR)
Filed on Jul. 10, 2024, as Appl. No. 18/768,293.
Claims priority of application No. 10-2023-0104609 (KR), filed on Aug. 10, 2023.
Prior Publication US 2025/0053040 A1, Feb. 13, 2025
This patent is subject to a terminal disclaimer.
Int. Cl. G02F 1/1333 (2006.01); C09K 19/30 (2006.01); C09K 19/54 (2006.01); G02F 1/1334 (2006.01); G02F 1/1343 (2006.01)

CPC G02F 1/1334 (2013.01) [C09K 19/3003 (2013.01); C09K 19/544 (2013.01); G02F 1/13439 (2013.01); C09K 2019/3004 (2013.01); C09K 2019/3019 (2013.01); C09K 2019/3025 (2013.01); C09K 2019/548 (2013.01); C09K 2219/03 (2013.01)]

10 Claims

1. A polymer dispersed liquid crystal (PDLC) display, comprising:

a first electrode;

a second electrode on the first electrode; and

a PDLC layer,

wherein the PDLC layer is disposed between the first electrode and the second electrode,

wherein the PDLC layer includes a liquid crystal droplet with a size in a range of 0.8 to 1.5 μm, and including a plurality of liquid crystals,

wherein the PDLC layer has a thickness in a range of 15 to 25 μm, and

wherein the liquid crystal droplet further includes a second compound represented by 4-sec-butyl-2,6-di-tert-butylphenol.