|
Match
|
Document |
Document Title |
|
|
7070838 |
Liquid crystalline compound, liquid crystal composition and their polymers
The present invention provides a compound represented by formula (1) defined in the specification and a liquid crystal composition comprising the compound. The invention further provides a polymer...
|
|
|
7067179 |
Fused ring compound
A novel compound represented by the general formula (I), and a nematic liquid crystal composition incorporating the same.
A compound represented by the general formula (I) can be produced...
|
|
|
7052742 |
Five membered-ring compounds and utilization thereof in liquid crystal mixtures
Fluorinated five-membered ring compounds of the formula (I)
R 1 —X—(A 1 —M 1 ) a —(A 2 —M 2 ) b —A 3 —Y—E ...
|
|
|
7052744 |
Liquid-crystalline mixtures
Nematic liquid-crystal mixtures comprising one or more compounds of the formula I
in which R 1 and R 2 are as defined herein, are suitable for use in TN and STN liquid-crystal displays.
|
|
|
7048974 |
Liquid crystal mixtures
The invention relates to TN and STN liquid-crystal displays and to the nematic liquid-crystal mixtures used therein, characterised in that they comprise one or more compounds of the formula I
...
|
|
|
7045176 |
Liquid crystal composition having high-speed response property and liquid crystal display using the same
The present invention relates to a liquid crystal composition having a high-speed response property and a liquid crystal display using the same, more particularly to a liquid crystal composition,...
|
|
|
7041347 |
1,4-Di-(trans-4-cyclohexyl)benzene derivatives and their use in liquid crystal media and liquid crystal devices
Liquid-crystalline media comprising one or more compounds of the formula I
in which R a , R b , L and r are as defined herein, are suitable for use in, for example, TN and STN liquid crystal...
|
|
|
7033651 |
Liquid-crystal medium having a low threshold voltage
The invention relates to a liquid-crystalline medium comprising a mixture of at least two compounds of the general formula (I)
R 1 -A m...
|
|
|
7029731 |
Liquid-crystalline medium
The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having positive dielectric anisotropy, characterized in that it comprises one or more compounds of the...
|
|
|
7029730 |
CF2O-bridged, axially substituted cyclohexane derivatives
The invention relates to CF 2 O-bridged cyclohexane derivatives, in particular compounds of formula (I), R1-(-A1-Z1-)k1-Q-CF2O-A2-(-Z3-A3-)K3-R2, wherein Q represents group (a); W 1 , W 2 ...
|
|
|
7022727 |
Crystalline drug form
The present invention relates to a crystalline form of...
|
|
|
7022259 |
Liquid crystal compounds, preparation thereof, and composition containing the same
A liquid crystal compound with high helical twisting power, a method for preparing the same, and a liquid crystal composition containing the same. The liquid crystal compounds include cyclic group...
|
|
|
7018685 |
Fluorinated aromatic compounds and the use of the same in liquid crystal mixtures
The invention relates to fluorinated aromatics of the formula (I)
where
X is CH 2 , C═O, CF 2 , O or S, Y is H or F, with the proviso that Y has to be F when X is CH 2 ,
and where the...
|
|
|
7014890 |
Fluorinated naphthalenes, liquid-crystal mixtures comprising them, and liquid-crystal displays
Compounds of the formula (I)
in which the parameters are as defined herein, are suitable for use in liquid-crystal media and liquid-crystal displays which contain these media.
|
|
|
7001648 |
Glassy chiral-nematic liquid crystals and optical devices containing same
A glassy chiral-nematic liquid crystal composition includes a compound having the structural formula
wherein each N represents a nematic group connected to the 1, 3, 5-benzenetricarbonyl...
|
|
|
7001647 |
Perfluoroallyloxy compound and liquid crystal composition containing the same
A novel perfluoroallyloxy compound represented by general formula (I) and a liquid crystal composition containing the compound are disclosed. The perfluoroallyloxy compound is useful as a liquid...
|
|
|
6969542 |
Liquid-crystal medium, and electro-optical display containing same
The present invention relates to nematic liquid-crystal media which comprise
a) a dielectrically negative, liquid-crystalline component A comprising one or more compounds of the formula I
...
|
|
|
6955838 |
Fluorinated polycycles and their use in liquid-crystal mixtures
Compounds of the formula (I)
where:
R 1 , R 2 are each independently a) H b) -M 1 -A 1 -R 5 c) a straight-chain or branched alkyl radical having from 1 to 16 carbon atoms or a...
|
|
|
6939479 |
Cycloalkanone derivatives
Described herein are compounds of formula I
wherein M 1 , M 2 and M 3 have the meanings recited in the disclosure, liquid crystalline mixtures and polymers containing them, and the use of...
|
|
|
6936312 |
Liquid crystal composition and liquid crystal display
A liquid crystal composition comprising a first component consisting of at least one compound selected from a group of compounds represented by Formula (I) and a second component consisting of at...
|
|
|
6936596 |
Adenosine derivatives and use thereof
2-(6-Cyano-1-hexyn-1-yl)adenosine, 2-(6-cyano-1-hexyn-1-yl)adenosine 5′-monophosphate, or salts thereof; and drugs containing the same as an active ingredient. The compounds have excellent...
|
|
|
6929832 |
Liquid-crystal medium, and electro-optical display containing the liquid-crystal medium
AMLCDs containing a liquid-crystal medium which comprises a) at least one compound of the formula I and b) at least one compound of the formula II
where the various parameters are as defined...
|
|
|
6921560 |
Liquid crystal composition and liquid crystal display element
A liquid crystal composition having a negative dielectric anisotropy, containing at least one compound selected from the group of compounds represented by Formulas (1-1), (1-2), (1-3) and (1-4) as...
|
|
|
6916513 |
2,4′-Substituted 6-cyclohexyl-trans-decalines
The invention relates to 2,4′-substituted 6-cyclohexyl-trans-decalins of the general formula I
in which R 1 , R 2 and Z are as defined in Claim 1 , to the use thereof as components of...
|
|
|
6908645 |
Liquid-crystalline medium
The invention relates to liquid-crystalline compounds of the formula I and to a liquid-crystalline medium based on a mixture of polar compounds, characterized in that it comprises one or more...
|
|
|
6905739 |
Optically active materials
A compound is of formula (I), in which: A 1 to A 4 , E 1 and E 2 each independently represent hydrogen or an optionally-substituted hydrocarbon group; B 1 and B 2 each independently represent...
|
|
|
6905741 |
High birefringence liquid-crystalline medium
A liquid-crystalline medium comprises one or more compounds of the general formula (I)
CF 3 O-a-b-c-F (I)
|
|
|
6902776 |
Energy-saving liquid-crystal mixtures
The invention relates to energy-saving liquid-crystalline media, in particular in twisted nematic (TN) and supertwisted nematic (STN) liquid-crystal displays, having very short response times and...
|
|
|
6899824 |
Liquid-crystalline composition for printing inks, coatings and counterfeit-proof marking of articles
A process for printing or coating a substrate with a liquid-crystalline composition and at least one non-liquid-crystalline print or coating as a multilayer and a substrate produced by this process...
|
|
|
6894169 |
Zwitterionic chromophores and polymers containing such chromophores
A non-linear chromophore is obtained by reacting a picolinium halide having a desired functional group (preferably —OH) with a lithium TCNQ adduct. If desired, the chromophore can be graft...
|
|
|
6890606 |
Nematic liquid-crystal composition
The invention relates to nematic liquid-crystal compositions comprising bisalkenyl compounds of the formula I
and to their use in plasma-addressed LCDs.
|
|
|
6858268 |
Liquid-crystalline medium and liquid-crystal display having high twist
The present invention relates to a liquid-crystalline medium having high twist, to the use thereof for electro-optical purposes, and to displays containing this medium.
|
|
|
6858267 |
Liquid-crystalline medium having high birefringence and light stability
The invention relates to a liquid-crystalline medium comprising one or more compounds of the general formula (I)
in which R is an alkyl radical, alkoxy radical or alkenyl radical having from 1...
|
|
|
6844032 |
Liquid crystal compounds having bis(trifluoromethyl) phenyl rings, liquid crystal compositions and liquid crystal display devices
The compound (1) having 2,3-bis(trifluoromethyl)-1,4-phenylene is stable chemically and has excellent miscibility with other liquid crystal compounds, large and negative dielectric anisotropy and...
|
|
|
6838128 |
High polarization dopants for ferroelectric liquid crystal compositions
The invention relates to chiral nonracemic liquid crystal compounds which are useful as components in liquid crystal compositions to impart high polarization to the mixture. The materials of this...
|
|
|
6821580 |
Liquid-crystalline medium and liquid-crystal display
The invention relates to a liquid-crystalline medium of positive dielectric anisotropy, characterized in that it comprises in each case one or more compounds of the general formulae I, II and IV ...
|
|
|
6815017 |
Electrooptical liquid crystal display
The invention relates to an electrooptical liquid crystal display comprising a reorientation layer for reorientation of the liquid crystals. The field of said reorientation layer has a component...
|
|
|
6808762 |
Oxabicyclooctanes
The present invention relates to oxabicyclooctanes of the general formula I. in which R 1 , R 2 , A 1 , A 2 , A 3 , A 4 , L 1 , L 2 , n1, n2 and n3 have the meanings specified in claim 1, and to...
|
|
|
6808764 |
Liquid-crystalline medium having a high birefringence and improved UV stability
A liquid-crystalline medium comprises the compound of the formula (I): generally in amounts from 1 to 30% by weight, preferably from 2 to 20% by weight, particularly preferably from 3 to 10% by...
|
|
|
6800338 |
Electro-optical liquid-crystal display
To provide an electro-optical liquid-crystal displays with low addressing voltages and low to moderate multiplex ratios, in particular STN displays, organic alignment layers of low layer thickness...
|
|
|
6793985 |
Liquid crystalline medium and liquid crystal display
Liquid crystalline media comprising a dielectrically positive component A, comprising compounds of formula I wherein the parameters have the meanings given herein, are suitable for use in liquid...
|
|
|
6793983 |
Liquid crystal medium
The invention relates to a liquid-crystalline medium based on a mixture of polar compounds of positive dielectric anisotropy, characterized in that it comprises one or more compounds of the general...
|
|
|
6793984 |
Fluorinated (dihydro)phenanthrene derivatives, and their use in liquid-crystalline media
The invention relates to liquid-crystalline (dihydro)phenanthrene derivatives of the formula I in which R, G, A 1 , Z 1 , m, L 1 , L 2 , L 3 , L 4 , L 5 and Y are as defined in claim 1, and to...
|
|
|
6790488 |
Liquid-crystalline medium
The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having positive dielectric anisotropy, characterized in that it comprises one or more compounds of general...
|
|
|
6787201 |
Liquid crystal composition and liquid crystal light modulating apparatus
A chiral nematic liquid crystal composition that exhibits a cholesteric phase, said chiral nematic crystal composition comprising 55 wt % to 90 wt % of a nematic liquid crystal composition that...
|
|
|
6787062 |
Producing liquid crystals with CF2O bond
The invention relates to a process for the preparation of compounds having at least one —CF 2 O— bridge in the molecule, which comprises initially reacting a bis(alkylthio)carbenium salt with a...
|
|
|
6783812 |
Alkyl silane liquid crystal compounds
Compounds useful as components of LC and FLC compositions which in turn are useful in the manufacture of optical devices. Compounds of this invention have a silane tail, which can contain more than...
|
|
|
6764722 |
Liquid-crystalline medium
The invention relates to a liquid-crystalline medium based on a mixture of polar compounds of negative dielectric anisotropy which comprises at least one compound of the formula I1 and at least...
|
|
|
6764723 |
Liquid-crystalline medium
The invention relates to a liquid-crystalline medium based on a mixture of polar compounds having negative dielectric anisotropy, which contains at least one compound of formula I wherein R 1 ...
|
|
|
6761938 |
Electro-optical liquid-crystal display and liquid-crystal medium
A liquid-crystalline medium of positive dielectric anisotropy suitable for use in an electro-optical liquid-crystal display having a realignment layer, for realigning the liquid crystals, whose...
|