	US 11,866,531 B2
	Oil-resistant lens material and ophthalmic devices
Angela DiCiccio, San Francisco, CA (US); Daniel Otts, Pleasanton, CA (US); and Stein Kuiper, South San Francisco, CA (US)
Assigned to Twenty Twenty Therapeutrics LLC, South San Francisco, CA (US)
Filed by Twenty Twenty Therapeutics LLC, South San Francisco, CA (US)
Filed on Sep. 24, 2020, as Appl. No. 17/031,292.
Claims priority of provisional application 62/908,451, filed on Sep. 30, 2019.
Prior Publication US 2021/0095063 A1, Apr. 1, 2021
Int. Cl. C08F 220/24 (2006.01); G02B 1/18 (2015.01); C08F 230/08 (2006.01); G02B 1/04 (2006.01); G02C 7/10 (2006.01); C09K 3/10 (2006.01); G02C 7/04 (2006.01)

CPC C08F 220/24 (2013.01) [C08F 230/08 (2013.01); C09K 3/1009 (2013.01); G02B 1/043 (2013.01); G02B 1/18 (2015.01); G02C 7/101 (2013.01); G02C 7/04 (2013.01)]

18 Claims

1. A lens material for use in an electrowetting ophthalmic device, the lens material comprising a copolymer composed of repeating units including:

a fluorinated acrylate repeating unit; and

a silicon-containing repeating unit,

wherein a mass:mass ratio of the fluorinated acrylate repeating unit to the silicon-containing repeating unit is greater than or equal to 2:1,

wherein the lens material has an oxygen permeability level in a range of about 30 Dk to about 100 Dk.