US 11,958,923 B2
Compositions with high refractive index and abbe number
Azaam Alli, Jacksonville, FL (US); Bart Johnson, Laguna Beach, CA (US); Scott L. Joslin, Ponte Vedra Beach, FL (US); and Ghulam Maharvi, Jacksonville, FL (US)
Assigned to Johnson & Johnson Surgical Vision, Inc., Irvine, CA (US)
Filed by Johnson & Johnson Surgical Vision, Inc., Irvine, CA (US)
Filed on Mar. 24, 2023, as Appl. No. 18/190,018.
Application 18/190,018 is a continuation of application No. 16/865,055, filed on May 1, 2020, granted, now 11,667,742.
Claims priority of provisional application 62/843,054, filed on May 3, 2019.
Prior Publication US 2023/0265230 A1, Aug. 24, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. C08F 220/40 (2006.01); G02B 1/04 (2006.01)
CPC C08F 220/40 (2013.01) [G02B 1/041 (2013.01)] 25 Claims
 
1. A composition made by free radical polymerization of a reactive monomer mixture comprising:
(a) at least one hydrophobic monomer;
(b) at least one hydrophilic monomer that is a poly(ethylene glycol) methyl ether methacrylate; and
(c) a tricyclo[5.2.1.02,6]decanedimethanol di(meth)acrylate cross-linking agent;
wherein the composition exhibits a refractive index of at least 1.45 and an Abbe number of at least 39.