US 12,226,994 B2
Multilayer sheet and multilayer electronic device
Seok-Jong Woo, Cheonan-si (KR); Jun-Ki Park, Cheonan-si (KR); Hyung-Woo Cho, Cheonan-si (KR); and Seung-Yong Pyun, Cheonan-si (KR)
Assigned to SK microworks solutions Co., Ltd., Cheonan-si (KR)
Filed by SK microworks solutions Co., Ltd., Cheonan-si (KR)
Filed on Oct. 31, 2022, as Appl. No. 17/977,189.
Claims priority of application No. 10-2022-0025998 (KR), filed on Feb. 28, 2022.
Prior Publication US 2023/0271404 A1, Aug. 31, 2023
Int. Cl. B32B 7/12 (2006.01); B32B 27/06 (2006.01); B32B 27/20 (2006.01); B32B 27/28 (2006.01); B32B 27/34 (2006.01); B32B 27/36 (2006.01)
CPC B32B 7/12 (2013.01) [B32B 27/06 (2013.01); B32B 27/20 (2013.01); B32B 27/281 (2013.01); B32B 27/34 (2013.01); B32B 27/36 (2013.01); B32B 2255/10 (2013.01); B32B 2255/26 (2013.01); B32B 2264/1021 (2020.08); B32B 2264/104 (2013.01); B32B 2307/412 (2013.01); B32B 2307/51 (2013.01); B32B 2307/732 (2013.01); B32B 2307/748 (2013.01); B32B 2457/00 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A multilayer sheet comprising:
a transparent film with a total light transmittance of 85% or more in accordance with ISO 13468-1:2019, published in 2019 and currently in effect;
a coating layer disposed on a first surface of the transparent film; and
an adhesive layer disposed on a second surface, opposite to the first surface, of the transparent film,
wherein a thickness of the adhesive layer after being cured is two times or less of a thickness of the coating layer, and
wherein the adhesive layer comprises a silicon adhesive-derived repeating unit and a silicon MQ resin-derived repeating unit.