| abstract |
Compositions having the formula (I): R1-Q1-A-(Q2)q-R2, in which A represents (a), (b), (c), (d), (e), (f), (g), (h), (i), (j), (k), (l), (m), (n) or (o) and R1, R2, Q1, Q2 and q have the meaning described in claim 1, as well as their use as components of smectic liquid crystal phases and smetic liquid crystal phases, in particular smectic phases with chiral orientation, which contain compositions having the formula (I). |