abstract |
PCT No. PCT/DE88/00136 Sec. 371 Date Nov. 25, 1988 Sec. 102(e) Date Nov. 25, 1988 PCT Filed Mar. 10, 1988 PCT Pub. No. WO88/07523 PCT Pub. Date Oct. 6, 1988.Ethyne derivatives of the formula I R1-(A1-Z1)m-A3-C 3BOND C-A4-(Z2-A2)n-R2 I wherein R1, A1, Z1 +L, m, A3, A4, Z2, A2, n and R2 have the meaning given in claim 1 are suitable as components of liquid crystal phases. |