Patent ID: 7030209
Filing Date: 2006-04-18
Classification: C08G,C08L,G02B

Abstract:
1. An energy curable composition comprising: a compound having the formula  wherein R is the aromatic or heteroaromatic moiety; Y is O or S; Rf includes the fluorinated alkylene, arylene or polyether moiety; E is the ethylenically unsaturated moiety; and n is 2, 3 or 4; at least two fluorinated alkylene, arylene or polyether moieties, each fluorinated alkylene, arylene or polyether moiety being linked to the aromatic or heteroaromatic moiety through an ether or thioether; at least one ethylenically unsaturated moiety, each ethylenically unsaturated moiety being linked to one of the fluorinated alkylene, arylene or polyether moieties; and wherein the composition has an absorption loss of less than 0.5 dB/cm at a wavelength of 1550 nm.