Global Patent Index - EP 0427829 A1

EP 0427829 A1 19910522 - TRIFLUOROTOLUOL COMPOUNDS AND LIQUID CRYSTALLINE MEDIUM.

Title (en)

TRIFLUOROTOLUOL COMPOUNDS AND LIQUID CRYSTALLINE MEDIUM.

Title (de)

TRIFLUORTOLUOLVERBINDUNGEN UND FLÜSSIGKRISTALLINES MEDIUM.

Title (fr)

COMPOSES DE TRIFLUOROTOLUENE ET MILIEU CRISTALLIN LIQUIDE.

Publication

EP 0427829 A1 19910522 (DE)

Application

EP 90907045 A 19900518

Priority

  • DE 3917119 A 19890526
  • DE 3928783 A 19890831

Abstract (en)

[origin: WO9014404A1] Trifluorotoluol compounds of formula (I), where n is a number between 1 and 12 and Q is (a), (b), (c), (d) or (e), are suitable as components of liquid crystalline media.

Abstract (fr)

Des composés de trifluorotoluène de formule (I), où n vaut entre entre 1 et 12 et Q est (a), (b), (c), (d) ou (e), conviennent comme constituants de milieux cristallins liquides.

IPC 1-7

C07C 25/18; C09K 19/12; C09K 19/30

IPC 8 full level

G02F 1/13 (2006.01); C07C 22/08 (2006.01); C07C 25/18 (2006.01); C09K 19/12 (2006.01); C09K 19/30 (2006.01)

CPC (source: EP)

C07C 22/08 (2013.01); C07C 25/18 (2013.01); C09K 19/12 (2013.01); C09K 19/3003 (2013.01); C09K 19/3028 (2013.01); C07C 2601/14 (2017.04)

Citation (search report)

See references of WO 9014404A1

Designated contracting state (EPC)

GB

DOCDB simple family (publication)

WO 9014404 A1 19901129; EP 0427829 A1 19910522; JP H04500682 A 19920206

DOCDB simple family (application)

EP 9000799 W 19900518; EP 90907045 A 19900518; JP 50735490 A 19900518