Patent ID: 8999312
Filing Date: 2015-04-07
Classification: A01N,A61L,C11D

Abstract:
1. An ophthalmic composition for disinfecting contact lenses comprising an effective amount of at least one poly(oxybutylene)-poly(oxyethylene)-poly(oxybutylene) block copolymer of the formula (BO)n(EO)m(BO)n, wherein m is an integer having an average value of 5 to 1000 and n is an integer having an average value of 2 to 4 having a molecular weight in the range of 500 to 12,000 Daltons and a concentration of peroxide of about 3% or more and an ophthalmically acceptable vehicle therefor, wherein the composition does not foam excessively upon neutralization with a metal catalyst.