US 11,758,757 B2
Flexible cover lens films
Manivannan Thothadri, Mountain View, CA (US); Daniel Paul Forster, San Jose, CA (US); Robert F. Praino, Jr., Westwood, MA (US); and Harvey You, Mountain View, CA (US)
Assigned to APPLIED MATERIALS, INC., Santa Clara, CA (US)
Filed by Applied Materials, Inc., Santa Clara, CA (US)
Filed on Apr. 15, 2021, as Appl. No. 17/231,387.
Application 17/231,387 is a continuation of application No. 16/114,776, filed on Aug. 28, 2018, granted, now 10,985,344.
Claims priority of provisional application 62/578,175, filed on Oct. 27, 2017.
Prior Publication US 2021/0257593 A1, Aug. 19, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. H10K 50/844 (2023.01); G02F 1/1333 (2006.01); G02F 1/1335 (2006.01); H10K 77/10 (2023.01); H10K 102/00 (2023.01)
CPC H10K 50/844 (2023.02) [G02F 1/133305 (2013.01); G02F 1/133526 (2013.01); H10K 77/111 (2023.02); H10K 2102/311 (2023.02)] 20 Claims
OG exemplary drawing
1. A cover lens film comprising:
a hard coat layer, wherein the hard coat layer has a thickness from about 5 μm to about 40 μm, a hardness from 6H to 9H, and a bending inside radius from about 2 mm to about 3 mm;
an impact absorption layer, wherein the impact absorption layer has a thickness from about 20 μm to about 110 μm, a transmission of about 90% to about 99.99% per ASTM D1003, and a haze of less than 1% per ASTM D1003; and
a substrate layer between the hard coat layer and the impact absorption layer, wherein the substrate layer has a thickness from about 10 μm to about 175 μm.