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Patent Searching and Data


Matches 651 - 700 out of 3,460

Document Document Title
WO/1999/041070A1
Novel triphenylmethane dyes or colorants with sterically hindered fugitive amine counter ions are provided as durable, storage-stable, and excellent coloring and shading printing inks. Ink compositions are disclosed which provide improve...  
WO/1999/040123A2
The invention relates to a method for producing aqueous polymer dispersions containing colorants by radical aqueous emulsion polymerisation of ethylenically unsaturated monomers in the presence of radical-forming initiators. At least a p...  
WO/1999/038916A1
Thermoplastic, non-water soluble, fluorescent pigments having improved lightfastness are provided which are suitable for coloring a variety of materials including plastics, particularly polyolefins, as well as paints, inks and textiles. ...  
WO/1999/031183A1
The invention relates to novel dye-polysaccharide- or -cyclosaccaride-conjugates and the utilization thereof as a diagnostic, especially for determining the glomerular filtration rate in humans.  
WO/1999/028292A1
The invention concerns ionic compositions with high ionic conductivity, comprising a salt with delocalized anionic charge. An ionic composition comprises a salt dissolved in a solvent and has a conductivity higher than 10?-5¿ S.cm?-1¿ ...  
WO1999003834A3
The invention concerns novel di-benzene oxidation bases comprising at least a cationic group Z, Z being selected among quaternized aliphatic chains, aliphatic chains containing at least one quaternized saturated cycle, and aliphatic chai...  
WO/1999/024659A1
Disazo chromophores having at least two different poly(oxyalkylene) substituents are linked together by a covalent bond or by an intervening connecting group to form dimers. The preferred poly(oxyalkylene) substituents are straight chain...  
WO/1999/024529A1
The invention relates to cholesteric oligomers of formula (I) [(Z¿n??1¿-Y?1¿-)\(A-Y?2¿-)¿q?\(B-Y?3¿-)¿p?\Z?2¿], wherein n represents a value from 0 to 1 in the agent, q represents a value from 0.1 to 2 in the agent, p represents ...  
WO/1999/012077A1
This invention provides a free-flowing polyester dye microspheric powder which has superior stability and transparency for application in electrophotographic imaging systems. In another embodiment this invention provides a non-aqueous di...  
WO/1999/011720A1
This invention provides a free-flowing polyester dye powder which has superior stability and transparency for application in electro-photographic imaging systems. In another embodiment this invention provides novel chromophoric diester m...  
WO/1999/003834A2
The invention concerns novel di-benzene oxidation bases comprising at least a cationic group Z, Z being selected among quaternized aliphatic chains, aliphatic chains containing at least one quaternized saturated cycle, and aliphatic chai...  
WO1998047538A3  
WO/1998/055290A1
A dye composition for use in optical recording media, comprising at least one cyanine dye having an anion selected from the group consisting of thiocyanate, lactate, hypophosphite, tetracyanonickellate, selenocyanate trifluromethanesulfo...  
WO/1998/050470A1
The invention relates to oligomer azo colorants with an alternating composition based on tetrazo constituents and coupling constituents, containing at least two units of structure (I) in the molecule, wherein D stands for one tetrazo con...  
WO/1998/049603A1
The present invention relates to an antireflective coating composition comprising a novel polymer in a solvent composition. The invention further comprises processes for using the antireflective coating composition in photolithography. T...  
WO/1998/048845A1
This invention provides a method of treatment of the human or animal body to remove tumorous tissue therefrom, wherein an effective amount of a dye compound is administered to said body and allowed to accumulate at tumorous tissues or ce...  
WO/1998/048838A1
This invention provides a physiologically tolerable light imaging contrast agent compound having a molecular weight in the range 500 to 500000 and containing at least two chromophores having delocalized electron systems as well as at lea...  
WO/1998/047538A2
The invention relates to acid-labile and enzymatically divisible compounds for in-vivo and in-vitro diagnosis by means of near infrared radiation (NIR-radiation), the use of said compounds as optic diagnostic and therapeutic agents, and ...  
WO1998029358A3  
WO/1998/042788A1
An eradicable ink contains an essentially non-aqueous solvent and a colorant, dissolved in the solvent, that changes color if contacted with a sulfite or an amine. Moreover, a water soluble colorant containing a counterion hydrophilic ca...  
WO/1998/042799A1
The invention relates to pigment flakes comprising a chiral liquid crystalline polymer material, said chiral liquid crystalline polymer material serving as carrier material or being coated onto a carrier material, characterized in that t...  
WO/1998/042784A1
This invention is drawn to a reactive azo dye containing a permanent quaternary ammonium group as a substituent of the dye.  
WO/1998/041581A1
The invention relates to azo dyes with an alternating composition of diazocomponents and coupling components, containing in the molecule at least three units of the structure (I) wherein D stands for a tetrazocomponent of the formula (II...  
WO/1998/041583A1
The present invention concerns colorant salts which are free of fiber-reactive groups and which follow the formula (I) in which Chr stands for a (m + n)-valent radical of a chromophore from the series of phthalocyanines which contain met...  
WO/1998/040429A1
The invention relates to organopolysiloxanes whith dye residues, containing units of general formula (I): R?1��a?(RO)�b?A�c?R?2��d?SiO�(4-a-b-c-d)/2? wherein R, R?1�, R?2�, A, a, b, d and c have the meaning cited in Cla...  
WO/1998/038252A1
Compounds capable of meeting ardent needs for blue compounds which can attain a good reproducibility in dyeing (e.g. printing) cellulosic fibers with reactive dyes to give blued fibers excellent in light and chlorine water fastness and r...  
WO/1998/034988A1
Cyanine dyes which have high solubilities in solvents having high evaporation rates and are stable against light, thus being improved in productivity and capable of realizing optical recording media having excellent light resistance, par...  
WO/1998/033866A1
Composition comprising a solid organic support material to which either directly or via a bridging group, are covalently linked fluorescent host chromophores and fluorescent guest chromophores, wherein the fluorescence emission spectrum ...  
WO/1998/033865A1
A composition comprising a solid organic support material to which are either directly, or via a bridging group, covalently linked fluorescent chromophores, characterized in that the chromophores are selected from the group consisting of...  
WO/1998/033864A1
Solid-state fluorescent composition comprising at least one host chromophore selected from the group consisting of a benzo[4,5] imidazo[2,1-a]isoindol-11-ones and an effective amount of at least one guest chromophore, and if desired a po...  
WO/1998/033863A1
Preparation of a solid fluorescent composition comprising (1) mixing a host chromophore and an effective amount of a pigment precursor in a solvent, then generating a pigment as guest chromophore in situ from the pigment precursor, and, ...  
WO/1998/032802A1
Compounds of formula (I): A(B)�x? wherein x is an integer from 1 to 8; A is the radical of a chromophore of the quinacridone, anthraquinone, perylene, indigo, quinophthalone, indanthrone, isoindolinone, isoindoline, dioxazine, azo, pht...  
WO/1998/031752A1
The present invention provides an amino-1,8-naphthalimide compound having substituent groups at the imide position and a position distal to the imide position. The substituent groups are linked to a hydrocarbon directly linked at the imi...  
WO/1998/029399A1
The invention relates to ionic compounds in which the anionic load has been delocalized. A compound disclosed by the invention includes an anionic portion combined with at least one cationic portion M?+m� in sufficient numbers to ensur...  
WO/1998/029388A1
The invention relates to ionic compounds in which the anionic load has been delocalized. A compound disclosed by the invention is comprised of an amide or one of its salts, including an anionic portion combined with at least one cationic...  
WO/1998/029877A1
Disclosed is a proton conductor in liquid form, comprised of a mixture of the following components: (a) a salt combined with a nitrogenated base along with an acid, according to formula (I), wherein Z�1?, Z�2?, Z�3?, and Z�4?, wh...  
WO/1998/029389A1
The invention is related to ionic compounds, derivatives of malononitrile, in which the anionic load has been displaced. An ionic compound disclosed by the invention includes an anionic portion combined with at least one cationic portion...  
WO/1998/029396A1
The invention relates to ionic compounds in which the anionic load has been displaced, and the uses of these compounds. A compound disclosed by the invention comprises an anionic portion combined with at least one cationic portion M?+m...  
WO/1998/029358A2
Disclosed is a method for grafting a polymer onto the surface of a carbonate material with carboxyl, amine, and/or hydroxyl functions on its surface. Said material is placed in suspension in a solution including the polymer to be grafted...  
WO/1998/028737A1
This invention relates to an optical recording medium, comprising a substrate, a recording layer, and a reflecting layer where the recording layer comprises at least one dye of formula (I), wherein A�1?, and A�2? are each independent...  
WO/1998/023689A1
This invention relates to new blue anthraquinone colorants having Formula (I) wherein R and R�1? are the same or different and are selected from hydrogen and unsubstituted or substituted C1-C6 alkyl, C3-C7 cycloalkyl 2-furyl, 2-thienyl...  
WO/1998/023690A1
The present invention recites a method comprising reacting in a solvent in the presence of a base a) at least one diacidic monomer comprising about 1 to 100 mole % of at least one light-absorbing monomer having a light absorption maximum...  
WO/1998/019856A1
A dye composition useful in CD-R recording media and having reduced wavelength dependence of the dye layer absorption that includes the combination of (1) a first cyanine dye having a peak absorption wavelength in the solid film form in ...  
WO/1998/018871A1
This invention relates to organic solvent based ink formulations suitable for ink jet printing by the piezoelectric impulse drop-on-demand method and by using several available continuous ink jet printing systems, and which contain a sui...  
WO/1998/017741A1
The invention relates to colorant compositions consisting substantially of one or more cholesteric liquid crystal polymers and at least one colorant absorbing a light in the visible wave range. Organic and inorganic pigments or dyes coul...  
WO/1998/012265A1
A process for producing pigment particles of defined shape and size is characterised in that a flat structure with holes of defined shape and size is treated with a polymerisable substance or mixtures of substances in such a way that the...  
WO/1998/010022A1
The invention relates to anthraquinone polysulfonamide colorants derived from colored disulfonyl chlorides containing anthraquinone chromophores by reacting with various diamines. The anthraquinone polysulfonamide colorants are useful fo...  
WO/1998/005717A1
A compound of formula (I) or mixtures thereof. The compounds are useful as solvent dyestuffs and exhibit high solubility in alcoholic solvents, e.g. ethanol.  
WO/1998/002492A1
Disclosed are the Rhodamine B esters of hydroxy C�2?-C�6? lower alkyl acrylates. Specifically, the hydroxy lower alkyl radical is a linear hydroxy lower alkyl radical having the hydroxy group attached to the terminal carbon atom. Als...  
WO/1997/044365A1
It is possible to produce extremely rapidly photo-addressable storage media from inherently slowly photo-addressable polymers by irradiating the substrates over a large area with a light source suitable for conventional inscription so th...  

Matches 651 - 700 out of 3,460