US 11,921,259 B2
Oleophobic coatings for glass structures in electronic devices
Manish Mittal, San Jose, CA (US); Feng Liu, Sunnyvale, CA (US); Kenji Ishizeki, Yokohama (JP); Matthew S. Rogers, San Jose, CA (US); Naoto Matsuyuki, Kasugai (JP); and Wolf Oetting, San Jose, CA (US)
Assigned to Apple Inc., Cupertino, CA (US)
Filed by Apple Inc., Cupertino, CA (US)
Filed on Apr. 8, 2020, as Appl. No. 16/843,137.
Claims priority of provisional application 62/835,371, filed on Apr. 17, 2019.
Prior Publication US 2020/0333510 A1, Oct. 22, 2020
Int. Cl. G02B 1/18 (2015.01); B05D 1/00 (2006.01); B05D 1/36 (2006.01); B05D 5/08 (2006.01); C03C 17/42 (2006.01); C23C 14/00 (2006.01); H05K 5/00 (2006.01); H05K 5/03 (2006.01); C23C 14/02 (2006.01); C23C 14/10 (2006.01); C23C 14/14 (2006.01); C23C 14/58 (2006.01)
CPC G02B 1/18 (2015.01) [B05D 1/36 (2013.01); B05D 1/60 (2013.01); B05D 5/083 (2013.01); C03C 17/42 (2013.01); C23C 14/00 (2013.01); H05K 5/0017 (2013.01); H05K 5/03 (2013.01); B05D 2203/35 (2013.01); C03C 2217/76 (2013.01); C03C 2218/15 (2013.01); C03C 2218/31 (2013.01); C03C 2218/32 (2013.01); C23C 14/021 (2013.01); C23C 14/024 (2013.01); C23C 14/10 (2013.01); C23C 14/14 (2013.01); C23C 14/58 (2013.01); H05K 2203/1333 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A method, comprising:
depositing an adhesion promotion layer onto a protective transparent layer;
depositing a catalyst layer onto the adhesion promotion layer;
depositing oleophobic material onto the catalyst layer; and
curing the oleophobic material to form an oleophobic coating layer that is chemically bonded to the protective transparent layer.