Patent ID: 8357353

Claim:
A composition comprising a compound having a formula I: wherein: at least one of X 1 and X 2 is present; X 1 and X 2 are the same or different; at least one of X 1 or X 2 has at least one UV-absorbing chromophore; and b+f≧2; at least one of X 3 and X 4 is present; X 3 and X 4 are the same or different and are selected from the group consisting of a moiety characterized by the formula: —CH═CH—(CH 2 ) n CH 3 where n ranges from 8 to 24; a moiety characterized by the formula: —NCO—(CH 2 )—CH═CH—(CH 2 ) 7 CH 3 ; a sphingosine; a ceramide; and combinations thereof; Y comprises an O, N, or S that is substituted or unsubstituted; each a, b, c, e and f is ≧0 and a+b+c+e+f≧2; d is 0 or 1; n1, n2, n3, n4, n5, and n6 represent the number of hydrogen atoms required to complete the undesignated valencies; and m ranges from 1 to 100 and each individual m unit is the same or different.