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WO/2001/044374A1 |
It is aimed to provide an organic dye compound having the absorption maximum in the ultraviolet region to the visible region with short wavelength and use thereof. This problem is solved by providing a specific monomethine cyanine dye; a...
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WO/2001/038424A1 |
The invention concerns products of formula (P-Y) wherein P represents a coloured part, Y represents a dendrimer radical of formula (I) wherein: R1, R2 and R3 represent hydrogen and X1, X2, X3 and X4 such that X1 represents (X¿1?) wherei...
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WO/2001/036543A1 |
Oligomeric methine dye compounds or their mixtures obtainable by a diamine being reacted in a first step with at least 2.5 equivalents of a compound containing two leaving groups or groups capable of N-alkylation, in a second reaction st...
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WO/2001/036973A2 |
The invention relates to a method for improving the aqueous solubility of optical markers. Said optical markers serve to mark bio-molecules, polymers and medicaments. According to the invention, aqueous solubility of optical markers is a...
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WO/2001/034709A1 |
Dye labeled imidazonaphthyridine, imidazopyridine and imidazoquinoline compounds having immune response modulating activity are disclosed. The compounds are useful, inter alia, for determining the binding and/or receptor sites of the mol...
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WO/2001/030918A1 |
Colored pigments having one or more desired parameters and/or properties are described. These parameters and/or properties include: (a) a particles size of from about 10 nm to about 300 nm; (b) an accusizer number of less than 10?10¿ pa...
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WO/2001/025341A1 |
A method of coupling a diazonium salt with an organic polymer comprising, on order, the steps of: providing a polymer in one liquid phase; providing a diazonium salt in a separate liquid phase; contacting the separate phases, and thereby...
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WO/2001/025340A1 |
Various modified pigment products are described which are preferably capable of being dispersed in a variety of materials such as coatings, inks, toners, films, plastics, polymers, elastomers, and the like. The modified pigments are pigm...
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WO/2001/019925A1 |
A compound comprising a disazo chromophore and an optionally substituted acyl group linked together through a -SO¿2?-NH- group, inks comprising these compounds, ink jet printer cartridges containing these inks and their use in ink jet p...
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WO/2001/019924A1 |
A compound comprising a disazo chromophore and an optionally substituted heterocyclic group linked together through a -SO¿2?-NH- group, inks comprising these compounds, ink jet printer cartridges containing these inks and their use in i...
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WO/2001/018125A1 |
The present invention relates to synthetic vegetal melanins obtained by polymerization of plant polyphenols, alone or in combination with the eumelanin precursors. Chemical and enzymatic methods for production of said synthetic vegetal m...
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WO/2001/017356A1 |
An antimicrobial polymer, characterised in that it carries a covalently bound chromophoric marker. The antimicrobial polymer is preferably a cationic antimicrobial polymer, especially a poly(hexamethylenebiguanide). Also claimed are comp...
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WO/2001/014479A1 |
A fluidising agent which is a diamine and/or diquaternary ammonium salt of a coloured acid of the phthalocyanine or disazo series of dyestuffs wherein the diamine or diquaternary ammonium cation is of formula (1) wherein R is optionally ...
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WO/2001/012727A1 |
A compound of Formula (1): X-[-(C¿n?H¿2n?)¿n?-NH-(C¿m?H¿2m?)-W-B(OH)¿2?]¿p? and salts thereof wherein: X is a chromophore or a fluorophore; W is an optionally substituted aromatic ring; n is 0, 1 or 2; m is 1 or 2; and p is 1 or 2...
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WO/2001/007430A1 |
This invention is directed to water-soluble fluorescent polymers incorporating fluorescent moieties, to a method of monitoring the water-soluble fluorescent polymers in water and to a method of controlling the dosage of a water-soluble p...
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WO/2001/002492A1 |
The invention relates to hybrid dyes of structure (I), X - S - Y, wherein X represents a group that is derived from a direct-dyeing dye, Y represents a group that is derived from a coupler or developer-type oxidation dye pre-product, a d...
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WO/2000/073390A1 |
A mixture of yellow azo- and azoxystilbene dyes having the shade of a C.I. Direct Yellow 11 dye is obtainable from the self-condensation of 4,4'-dinitro-2,2'-stilbenedisulfonic acid in the presence of an alkali metal hydroxide and an exc...
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WO/2000/064989A1 |
An organic dye compound which is useful in optical recording media, contains a fluorine-containing anion as a counter ion, and has excellent solubility. The compound is an indolenine-based pentamethine cyanine dye having a specific struc...
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WO/2000/061688A1 |
The invention provides a process for forming an acetoacetarylide slurry, comprising: (a) adding a solid acetoacetarylide to a homogenizer; (b) homogenizing the acetoacetarylide in the presence of water and one or more additives to form a...
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WO/2000/060586A1 |
The invention relates to novel optical recording materials for storing binary and/or multi-bit and/or volume data, their production and their use as storage material at wavelengths around 400 nm.
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WO/2000/054112A1 |
The invention relates to novel holographic recording materials for use in the area of photoadressable polymers.
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WO/2000/054111A1 |
The invention relates to novel holographic recording materials for use in the area of photoadressable polymers.
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WO/2000/051969A1 |
This invention relates to very specific oxyalkylene-substituted $i(m)-amidoaniline compounds as intermediates for the production of poly(oxyalkylene)-substituted diazo (or other type) colorants. Such an inventive intermediate compound is...
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WO/2000/037575A1 |
A water-dissipatable polymer having colorant attached thereto through a covalent -O-link and an ink comprising the water-dissipatable polymer and a liquid medium.
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WO/2000/036024A1 |
This invention relates to colorants comprising organic chromophores, in particular reactive dyes, which comprise electrophilic reactive groups, and which are also covalently bonded to fatty amine moieties through amino linking groups. Su...
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WO/2000/021905A1 |
This invention relates to processes for the assembly of three-dimensional structures having periodicities on the scale of optical wavelengths, and at both smaller and larger dimensions, as well as compositions and applications therefore....
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WO/2000/018846A1 |
The invention relates to polymer particles that contain dye. The polymer particles contain at least one dye in a matrix of an essentially water-insoluble polymer and have an average particle size of between 5 and 500 nm and a particle si...
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WO/1999/064526A1 |
The use of lithium as a cation for an anionic dye to enhance the light-fastness of the dye. Also claimed are the lithium salts of certain anionic dyes as defined in the description; mixed lithium/sodium salts of an anionic dye wherein th...
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WO/1999/055796A1 |
This invention relates to water-soluble complexes of optical brighteners with quaternary ammonium compounds which are substantially free from unwanted salts. Such complexes are formed through ionic bonds formed between the two compounds....
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WO/1999/055787A1 |
This invention relates to solid complexes of anionic dyes with quaternary ammonium compounds which have average molecular weights of below about 900 which are substantially free from unwanted salts. Of particular interest as quaternary a...
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WO/1999/055788A1 |
The invention relates to liquid complexes of anionic organic dyes whith quaternary ammonium compounds which are homogeneous and thus substantially free of unwanted inorganic salts. Of particular interest as quaternay ammonium compounds a...
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WO/1999/051690A1 |
Various modified pigment products are described which are preferably capable of being dispersed in a variety of materials such as coatings, inks, toners, films, plastics, polymers, elastomers, and the like. The modified pigments are pigm...
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WO/1999/043311A2 |
The present invention provides an assay that identifies compounds which inhibit cleavage of HGF/SF by serum proteases such as uPA, and methods in which such compounds are provided to reaction solutions, to cultured cells $i(in vitro), or...
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WO/1999/042428A1 |
A novel colorant compound is provided which is the addition product of an organic chromophore having at least one reactive hydroxyl or amine substituent, a polyisocyanate, and a carboxylic acid, sulfonic acid, or salt of either thereof. ...
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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...
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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...
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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. ...
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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.
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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¿ ...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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