US 12,115,771 B2
Electronic devices with multilayer adhesive
Xiaowei Wu, San Jose, CA (US); Hoon Sik Kim, San Jose, CA (US); Yuxi Zhao, Sunnyvale, CA (US); Terry C Lam, Mountain View, CA (US); Yasmin F Afsar, San Jose, CA (US); Chang-Chia Huang, San Jose, CA (US); Bhadrinarayana Lalgudi Visweswaran, San Mateo, CA (US); Supriya Goyal, San Jose, CA (US); and Paul S Drzaic, Morgan Hill, CA (US)
Assigned to Apple Inc., Cupertino, CA (US)
Filed by Apple Inc., Cupertino, CA (US)
Filed on Apr. 8, 2022, as Appl. No. 17/716,911.
Claims priority of provisional application 63/197,882, filed on Jun. 7, 2021.
Prior Publication US 2022/0388276 A1, Dec. 8, 2022
Int. Cl. H05K 5/03 (2006.01); B32B 7/12 (2006.01); C09J 7/00 (2018.01); C09J 9/00 (2006.01); H05K 5/00 (2006.01)
CPC B32B 7/12 (2013.01) [C09J 7/00 (2013.01); C09J 9/00 (2013.01); H05K 5/0017 (2013.01); H05K 5/03 (2013.01); B32B 2457/20 (2013.01); C09J 2203/318 (2013.01); C09J 2301/124 (2020.08); C09J 2301/312 (2020.08)] 29 Claims
OG exemplary drawing
 
1. An electronic device, comprising:
a flexible display panel; and
a multilayer adhesive stack that is attached to the flexible display panel, wherein the multilayer adhesive stack includes a first layer of adhesive formed from a first material, a second layer of adhesive formed from a second material and in direct contact with the first layer of adhesive, and a third layer of adhesive formed from a third material and in direct contact with the second layer of adhesive, wherein the first layer of adhesive has a first magnitude for a property, and wherein the second layer of adhesive has a second magnitude that is different than the first magnitude for the property.