Patent ID: 8034255

Claim:
A composition comprising at least one compound from the group of compounds represented by the structures of each of the following Formulas (I), (II) and (III), wherein Z is F, Cl, Br, I, —OTs, —OTf, —OMs, CN, or NO 2 ; Y is H, F, Cl, Br, I, —OTs, —OTf, —OMs, CN, or NO 2 ; with the proviso that Z is not equal to Y; n1, n2, n3, and n4, are each independently integers 3 to 20; m and p are each independently integers 0, 1, or 2; A is a divalent radical selected from the group: wherein R 3 through R 10 are each independently selected from the group: H, C 1 to C 8 straight or branched chain alkyl, C 1 to C 8 straight or branched chain alkyloxy, F, Cl, phenyl, —C(O)CH 3 , CN, and CF 3 ; X 2 is a divalent radical selected from the group: —O—, —(CH 3 ) 2 C—, and —(CF 3 ) 2 C—; and each B 1 and B 2 is a divalent radical independently selected from the group: R 11 -substituted-1,4-phenyl, wherein R 11 is H, —CH 3 or —OCH 3 ; 2,6-naphthyl; and 4,4′-biphenyl; with the proviso that when m+p is equal to 3 or 4, at least two of B 1 and B 2 are R 11 -substituted-1,4-phenyl; and wherein n5 and n6 are each independently integers 3 to 20; m is an integer 1, or 2; p is an integer 0, 1, or 2; and wherein Y; A; R 3 through R 10 ; X 2 ; B 1 and B 2 ; and R 11 are as set forth above.