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WO/2010/001669A1 |
Provided are thermochromic microparticles that comprise particles of rutile (R-phase) vanadium dioxide (VO2) and rutile titanium dioxide (TiO2). At least one of the vanadium dioxide (VO2) particles is grown on the titanium dioxide (TiO2)...
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WO/2009/149374A2 |
The present invention provides methods, kits and compositions that are nontoxic color changing compositions. The compositions include a mixture having a first component and a second component, wherein the first component comprises a colo...
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WO/2009/141303A1 |
the invention relates to electrochemically active formulations for flashing electrochromic displays, in particular for those that in addition to blinking can switch on a permanent symbol with the blinking display. The formulations contai...
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WO/2009/141302A1 |
The invention relates to an electrochemical formulation with a novel dye and an organic electrochromic switchable electronic component of high switching speed. Said components are used to make electrochromic displays. The novel dye has s...
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WO/2009/136626A1 |
Disclosed is an electrochromic polymer compound which is composed of a hyperbranched polymer having a moiety exhibiting electrochromic characteristics ascribed to a quaternary pyridinium salt, terephthalic acid diester or biphenyl-4,4'-d...
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WO/2009/121148A1 |
Functionalized dye compounds are provided comprising a dye moiety and a substituent comprising a multivalent linker covalently bonding the dye moiety to at least two distinct functional groups and further provided are polymeric compositi...
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WO/2009/121149A1 |
There is provided a photochromic polymer for use in a polymeric composition comprising at least one photochromic moiety and at least one substituent comprising a gas barrier polymer selected from the group consisting of polymers of vinyl...
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WO/2009/119140A1 |
Disclosed is a display device having a simple structure, which can be driven at low voltage. The display device enables high-speed switching between a black display and a white display. Specifically disclosed is a display device which is...
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WO/2009/115721A2 |
A photochromic composition that is liquid at 20 °C and includes (a) at least one photochromic dye and (b) an ionic solvent selected from (b)(i) room-temperature ionic liquids (RTIL), (b)(ii) ionic liquid mixtures that are liquid at room...
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WO/2009/112723A2 |
The invention relates to a document, in particular a fiduciary document, which comprises at the surface thereof a safety mark that is variably visually perceptible, characterised in that said mark comprises a material including a portion...
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WO/2009/109546A1 |
A naphthopyran compound represented by the formulae (I) to (II) wherein : ▪ mi, Hi2, p, q are each an integer comprised from O to 4 or 5 inclusive; ▪ Ri, R2 and R4, represent a group selected from halogen, H, -Ra, aryl, -OH, -ORa, -S...
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WO/2009/098792A1 |
A novel high-performance material. In one aspect, there is provided a process for producing dimethyl 2,3-bis(N,N-bis(p-anisyl)4-aminophenylethynyl)fumarate, characterized in that dimethyl 2,3-bis(N,N-bis(p-anisyl)4-aminophenylethynyl)mal...
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WO/2009/098928A1 |
Disclosed is a display device which has a simple structure and can be driven at low voltage. The display device is suppressed in variations in reflectance after repeated driving. The display device is characterized by having a compound r...
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WO/2009/095507A1 |
The invention relates to electrochromic compositions containing: (a) a viologen derivative having formula (I); (b) an electronic mediator; (c) a polymer compound having formula (II), (d) a plasticiser having formula (III); and (e) a mixt...
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WO/2009/089031A1 |
An electrochromic apparatus comprises a first electrode layer and a second electrode layer spaced from and disposed substantially parallel to the first electrode. An electrochromic layer is disposed between the first and second electrode...
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WO/2009/080232A2 |
The invention relates to doping capsules containing a substance which exhibits a decreasing transparency in a defined temperature range as the temperature rises, by physicochemical interaction with the polymer matrix to be doped. The inv...
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WO/2009/081460A1 |
Spirooxazine radical derivatives represented by the general formula (1) which exhibit chromism characteristics enabling the distinction between the radical species and the cation species on the basis of absorption wavelength: wherein X1 ...
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WO/2009/075388A1 |
Disclosed is a photochromic curable composition which enables formation of a photochromic cured body that exhibits good photochromic characteristics for a long time, while having excellent mechanical strength. By using the photochromic c...
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WO/2009/069790A1 |
An organic material characterized by comprising a rigid matrix and a dye which has a phosphorescent life in a 77K rigid medium of 0.1 sec or longer. This material phosphoresces intensely for a long period in such a degree that the phosph...
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WO/2009/051560A1 |
An amphiphilic molecule comprises a backbone and side chains grafted to the backbone. At least three backbone units are hydrophobic and fluorescent and at least one side chain unit is hydrophilic. The weight ratio within the molecule of ...
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WO/2009/024271A1 |
The present invention relates to photochromic benzopyrano-benzopyrans with further fusing and to the use thereof in plastics of every type, especially for ophthalmic purposes. The compounds of the invention are photochromic benzopyran co...
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WO/2009/016782A1 |
A blue photochromic compound which is a diarylethene derivative represented by any one of the following formulae (1), (1'), (2), and (2') and having (i) a 1,3,5-trimethylpyrazol-4-yl group and (ii) a 3-methylbenzothiophen-2-yl or 2-methy...
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WO/2009/007602A1 |
The semi-electroactive material of the invention includes a self-sustained polymer matrix in which is inserted an electroactive system including or made of: at least one electroactive organic compound capable of oxidation and/ejecting el...
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WO/2009/008436A1 |
The invention provides a thermochromic composition which little suffers from residual color in the faded state and exhibits relatively large color difference on color change; and a process for production of the same. The invention relate...
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WO/2009/007601A1 |
The electroactive material of the invention includes a self-sustained polymer matrix in which is inserted an electroactive system including or made of: at least one electroactive organic compound capable of reduction and/or accepting ele...
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WO/2008/148560A1 |
The present invention relates to new compounds as well as methods for the synthesis of the same, said compounds comprise a redox active group, e.g. a 4,4-bipyridine (viologen), a 1,2-di(4-pyridyl)ethane, a 2,7-diazapyrene or 2,9-diazaper...
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WO/2008/142047A1 |
The invention relates to an organic electrochromic component for permanent displays. Contrary to current electrochromic components configured for permanent displays, said component is operated in the AC mode. In order to still ensure a u...
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WO/2008/134444A1 |
An electro-optic waveguide device comprising an electro-optic polymer core and at least one crosslinked polymer clad, wherein the crosslinked polymer clad is comprised of a first constitutional unit derived from a compound having the for...
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WO/2008/133028A1 |
Disclosed are: a thermochromic color-memory composition which can effectively exhibit a property of memorizing colors photochromically, and which is applicable in a wide variety of fields; and a thermochromic color-memory microcapsule pi...
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WO/2008/125350A1 |
The invention relates to a composite having inverse thermochromic properties, wherein the composite changes from an achromatic to a colored state at rising temperatures. The composite contains a dye, a developer, and a melting agent, and...
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WO/2008/121439A2 |
A thermo-optically functional composition is disclosed. The composition includes components A, B, C, and D, and has a thermal emission or reflection spectrum that is altered with respect to a thermal emission or reflection spectrum of a ...
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WO/2008/090045A1 |
The present invention relates to a time temperature indicator for indicating a temperature change over time comprising one dimeric or trimeric spiropyran indicator of the formula I or II wherein R1-R4 independently of one another is hydr...
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WO/2008/088633A1 |
Provided is an optical element having at least (a) a support polymeric film layer of film material having opposing first and second sides, (b) a second polymeric film layer having opposing first and second sides, the second layer includi...
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WO/2008/083895A1 |
The invention relates to a time temperature indicator comprising a) at least one photo-chromic colorant introduced into and/or atop a matrix substrate and charged by exposure to UV light; b) at least a transparent colorless or a transpar...
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WO/2008/083925A1 |
The present invention relates to time-temperature indicator (TTI) systems comprising spiropyran indicator of formula (I) wherein R1 is hydrogen, -C1-C6 alkoxy, halogen, -C1-C6 alkyl or -NO2, R2 is hydrogen or -C1-C6 alkoxy; R3 is NO2 or ...
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WO/2008/083861A1 |
The invention relates to an electrochromic formulation which is transparent in the visible spectral range. The transparency of the formulation comes about as a result of light scattering, which is induced by particles in the formulation....
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WO/2008/081762A1 |
Disclosed is a bis(terpyridine) compound metal assembled body wherein some kinds of metals are precisely assembled by complexation. This bis(terpyridine) compound metal assembled body can be multi-colored when used as an electrochromic m...
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WO/2008/081541A1 |
An organic inorganic composite material comprising a metal oxide and, carried thereon, a functional organic material, wherein the functional organic material and the metal oxide are coupled with each other through a silanol bond. There a...
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WO/2008/077867A1 |
Stabilizing material for a cathodically connectable/reacting electrochromic dye, electrochromic formulation thereof, and method of producing an electrochromic cell. The invention relates to a material for a cathodically connectable/react...
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WO/2008/077863A1 |
The invention relates to a cathodically reacting stabilizing material for an anodically switched electrochromic dye, to an electrochromic formulation based thereon and to a method for producing an electrochromic cell. Cells of this type ...
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WO/2008/077864A1 |
The invention relates to a cathodic dye, an electrochromic formulation thereof, and a method of producing an electrochromic cell. The cells serve more particularly for the production of displays. A particular feature of the formulation i...
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WO/2008/077847A1 |
The invention relates to an anodic electrochromic dye, an electrochromic formulation thereof, and a method of producing an electrochromic cell. The cells serve more particularly for the production of displays. A particular feature of the...
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WO/2008/077634A1 |
The invention relates to specific photochromic h-annellated benzo[f]chromene derivatives and the use thereof in all types of plastic materials, particularly for ophthalmic purposes. The invention especially relates to photochromic compou...
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WO/2008/075565A1 |
Provided is a novel electrochemical display element which performs bright white display, high contrast black/white display and full-color display with a simple member configuration. A method for driving such display element is also provi...
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WO/2008/070508A1 |
An electrode is described. The electrode includes a substrate having a first and a second surface, a conductive layer, multilayer structure having alternating layers of at least one polymer layer and at least one electroactive chemical b...
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WO/2008/064878A1 |
The present invention relates to a method for the preparation of a novel hybrid electrochromic coating material with superior performance in terms of transparency, electrochromic contrast, colouration efficiency, and adhesion, for a use ...
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WO/2008/058652A1 |
The invention relates to a curable composition with photochromic characteristics, based on an amine-cured epoxy resin, to a cured product, obtained by the thermal curing of said curable composition on a substrate, e.g. polycarbonate trip...
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WO/2008/054942A2 |
Various photochromic materials are provided that are essentially free of polymerizable unsaturated groups, and comprise: a) an indeno[2',3':3,4]naphtho[1,2-b]pyran; and b) an electron-withdrawing, non-conjugating group bonded at the 11-p...
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WO/2008/049275A1 |
A flexible electrochromic apparatus includes: a first high molecular substrate, a second high molecular substrate and a middle layer which includes a first conduction layer, an electrochromic layer, an ion conduction layer, an aid electr...
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WO/2008/049755A2 |
A composition which comprises a light absorbing layer adhered to an underlying layer containing a photo-chromic colorant, which photo-chromic colorant has been activated by exposure to UV light to undergo a reversible color change, and w...
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