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1. (WO1998052097) CHIP CARD WITH BISTABLE DISPLAY
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/1998/052097 International Application No.: PCT/EP1998/002768
Publication Date: 19.11.1998 International Filing Date: 12.05.1998
Chapter 2 Demand Filed: 03.12.1998
IPC:
C09K 19/02 (2006.01) ,C09K 19/38 (2006.01) ,C09K 19/42 (2006.01)
C CHEMISTRY; METALLURGY
09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
K
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
19
Liquid crystal materials
02
characterised by optical, electrical or physical properties of the components, in general
C CHEMISTRY; METALLURGY
09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
K
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
19
Liquid crystal materials
04
characterised by the chemical structure of the liquid crystal components
38
Polymers, e.g. polyamides
C CHEMISTRY; METALLURGY
09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
K
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
19
Liquid crystal materials
04
characterised by the chemical structure of the liquid crystal components
42
Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06-C09K19/40136
Applicants:
AVENTIS RESEARCH & TECHNOLOGIES GMBH & CO KG [DE/DE]; D-65926 Frankfurt am Main, DE (AllExceptUS)
DÜBAL, Hans-Rolf [DE/DE]; DE (UsOnly)
Inventors:
DÜBAL, Hans-Rolf; DE
Agent:
ISENBRUCK, Günter; Bardehle, Pagenberg, Dost, Altenburg, Geissler, Is enbruck Theodor-Heuss-Anlage 12 D-68165 Mannheim, DE
Priority Data:
197 19 822.813.05.1997DE
Title (DE) CHIPKARTE MIT BISTABILER ANZEIGE
(EN) CHIP CARD WITH BISTABLE DISPLAY
(FR) CARTE A PUCE A INDICATEUR BISTABLE
Abstract:
(DE) Die vorliegende Erfindung beschreibt eine Chipkarte, enthaltend ein ferroelektrisches Flüssigkristalldisplay mit einer ferroelektrischen Flüssigkristallschicht, wobei die Flüssigkristallschicht aus einem Gemisch niedermolekularer und polymerer oder oligomerer Flüssigkristalle besteht.
(EN) The present invention relates to a chip card containing a ferroelectric liquid crystal display with a ferroelectric liquid crystal layer, whereby said layer is made up by a mixture of low-molecular weight and polymeric or oligomeric liquid crystals.
(FR) La présente invention concerne une carte à puce comportant un dispositif d'affichage à cristaux liquides ferroélectrique comportant une couche de cristaux liquides ferroélectrique, laquelle est constituée d'un mélange de cristaux liquides de bas poids moléculaire et polymériques ou oligomériques.
Designated States: JP, KR, US
European Patent Office (AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE)
Publication Language: German (DE)
Filing Language: German (DE)
Also published as:
EP0983531US6365238JP2001526800