Global Patent Index - EP 0502154 A1

EP 0502154 A1 19920909 - FLUOROBENZENE DERIVATIVES.

Title (en)

FLUOROBENZENE DERIVATIVES.

Title (de)

FLUOROBENZENEDERIVATE.

Title (fr)

DERIVES DE FLUOROBENZENE.

Publication

EP 0502154 A1 19920909 (EN)

Application

EP 91916316 A 19910911

Priority

  • EP 90118432 A 19900926
  • EP 91106411 A 19910422

Abstract (en)

[origin: WO9205230A2] The invention relates to fluorobenzene derivatives of formula (I) wherein R<1>, R<2>, (a), Z, m and n have the meaning given in Claim 1 and to liquid crystalline media for electrooptical display devices containing such fluorobenzene derivatives.

Abstract (fr)

L'invention se rapporte à des dérivés de fluorobenzène de la formule (I) dans laquelle R1, R2, (a), Z, m et n ont la signification donnée dans la revendication 1, ainsi qu'à des milieux liquides cristallins destinés à des dispositifs électro-optiques d'affichage contenant lesdits dérivés de fluorobenzène.

IPC 1-7

C09K 19/20; C09K 19/30

IPC 8 full level

C07C 69/017 (2006.01); C07C 69/76 (2006.01); C07C 69/90 (2006.01); C07C 69/92 (2006.01); C09K 19/20 (2006.01); C09K 19/30 (2006.01)

CPC (source: EP)

C07C 69/017 (2013.01); C07C 69/76 (2013.01); C07C 69/90 (2013.01); C07C 69/92 (2013.01); C09K 19/2007 (2013.01); C09K 19/3068 (2013.01)

Designated contracting state (EPC)

DE GB

DOCDB simple family (publication)

WO 9205230 A2 19920402; WO 9205230 A3 19930527; EP 0502154 A1 19920909

DOCDB simple family (application)

EP 9101727 W 19910911; EP 91916316 A 19910911