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7621967 |
Blue dye with particularly high purity and positive triboelectric control effect
A dye base sulfate and method of making are described. The dye base sulphate of formula (I) is produced with a residual amine content of less than 2000 ppm, as determined by HPLC, by precipitation...
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7498386 |
Derivatives of polymers for permanent modification of hydrophobic polymers
The present invention relates to polymer compositions comprising at least one hydrophobic polymer and at least one modified polyisobutene; fibers, films, moldings and their further processing...
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7387646 |
Method of protecting organic material from light
The present invention relates to a method of protecting organic material, especially from the pharmaceutical, food and nutrition sectors, from light, which method comprises applying to or...
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7235111 |
Polycondensates as dyeing promoters for hydrophobic polymer articles
A process for dyeing or printing an article comprising a hydrophobic polymer, wherein the hydrophobic polymer is brought into contact with a condensation polymer obtained by condensation of at...
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6994735 |
Process for tinting plastic articles
A process for tinting a molded article is disclosed. The process entails applying by spraying or by flow coating a hot, dye-solution onto at least a portion of the surface of a molded article to...
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6638321 |
Cationic oxidation bases, their use for oxidation dyeing of keratin fibres, dyeing compositions and dyeing methods
The invention relates to novel monobenzene oxidation bases containing at least one cationic group Z, Z being chosen from aliphatic chains containing at least one quaternized unsaturated ring, to...
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6562081 |
Disperse dyed polyethylene and process
Disperse dyed polyethylene fibers obtained by either melt spinning or flash spinning and materials produced from said fibers are provided. The process utilizes dye blends containing at least three...
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6533825 |
Dibenzonaphthyrones
Dibenzonaphthyrone of formula (I) wherein A 1 and A 2 independently of each other are unsubstituted or mono- to tetra-substituted o-C 6 -C 18 arylene, with the proviso that formula (I) does...
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6126701 |
Method of dyeing polyolefin fibers
Polyolefin fibers are dyed with an emulsion that is prepared by mixing water with a long chain anthraquinone dye dissolved in an organic solvent.
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6039767 |
Blended dyes and process for dyeing polypropylene fibers
An improved method of dyeing a polyolefin material, and preferably a polypropylene based fiber, involves a disperse dye mix including a selected plurality of disperse dyes from the same primary...
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5955523 |
Polyoxalkylenated disazo colored thermoplastic resins
Disazo chromphores 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...
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5683475 |
Method for fabricating a backlit illumination display film and a translucent film for use therefor
Disclosed is a method for forming an imaged film for backlit illumination includes the steps of: providing a translucent film comprising a resin such as one selected from the group consisting of...
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5613987 |
Colored high-tenacity filaments of polyethylene and process for their production
There is disclosed a colored high-tenacity fiber of ultra-high molecular weight polyethylene which is obtainable by spinning a solution of ultra-high molecular weight polyethylene and a dye for...
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5597389 |
Dyeing of polyketone fiber
Fibers, or articles prepared therefrom, of linear alternating polymer of carbon monoxide and at least one ethylenically unsaturated hydrocarbon are effectively dyed by contacting the fibers in...
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5476923 |
Divalent cobalt and manganese salts of 3-carboxy-4-(dihalo-sulfophenylazo)-1-phenylpyrazol-5-ones
Compounds of the formula ##STR1## wherein each R 1 is independently hydrogen, halogen, C 1 -4 alkyl, C 1 -4 alkoxy or nitro, R 2 is hydrogen or halo, R 3 is halo, and Me is a divalent...
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5431697 |
Reversibly variable color patterning composition for synthetic resin articles
Disclosed are a reversibly variable color pattering composition for synthetic resin articles which includes a granulated material containing (i) an olefin polymer and (ii) at least one reversibly...
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5428136 |
Water-insoluble azo colorants having two azo groups and a 1,4-bis (acetoacetylamino) benzene coupling component
Disazo compounds of the formula (I) ##STR1## in which R 1 and R 2 are identical or different and are a hydrogen or halogen atom or a C 1 -C 4 -alkyl, C 1 -C 4 -alkoxy, C 1 -C 5 ...
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5240464 |
Organic materials having sulfonamido linked poly(oxyalkylene) moieties and their preparation
The process for chemically modifying metal-free, organic material for improving one or more properties thereof such as water dispersibility, compatibility with other organics, or increased chemical...
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5201921 |
Process for identifying plastics by addition of fluorescent dye
Process for rendering a plastic identifiable by adding 5 to 10,000 ppb of a fluorescent marker to the plastic during or after is manufacture.
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5169405 |
Multi-colored disperse dyeable fabric: polyester and poly-methyl-olefin blend
A predominantly polyester fabric has a multi-colored pattern. The fabric includes at least one non-aromatic, partially crystalline polymethylolefin yarn melting above about 180° as less than 50%,...
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4992495 |
Process for coloring high-molecular weight organic material using amine salts of azo pigments based on pyrazolone derivatives
Compounds of formula ##STR1## wherein a and b are each independently of the other halogen, --CH 3 , --C 2 H 5 , --OCH 3 , --OC 2 H 5 or the group of formula --NHCO--C 1 -C 4 alkyl, c and d are...
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4979963 |
Process for coloring expandable polystyrene beads
This invention provides a process for coloring expandable beads of polystyrene resins which comprises suspending expandable beads of a polystyrene resin and a dye in water in a closed vessel and...
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4978362 |
Thermoplastic resin composition containing polyalkyleneoxy-substituted azo coloring agents having trifluoromethyl substituents
A thermoplastic resin composition is provided which contains a thermoplastic resin and a colorant in the form of a polyalkyleneoxy-trifluoromethyl aniline colorant provided in said thermoplastic...
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4950303 |
Color-loaded polymer microparticles
Water-soluble dyes are loaded on polymer microparticles having a particle size of 0.01 to 50 microns. The carrier polymer microparticles are produced by emulsion polymerizing a mixture of at least...
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4880432 |
Process for preparing colored particles and liquid developer compositions thereof
Disclosed is a process for preparing particles colored with a dye which comprises: (a) forming, by a free radical dispersion polymerization process in a nonaqueous solution, polymeric particles...
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4872880 |
Process for the dyeing of polymers of propylene, butene-1 and 4-methyl-pentene-1 using basic dye in an aqueous dye bath
A process for the dyeing of polymers of propylene, butene-1 and 4-methyl-pentent-1 is disclosed. The process involves contacting articles of the polymer with an aqueous dyebath containing a basic...
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4812141 |
Colored thermoplastic resin composition
A colored thermoplastic resin composition is provided which comprises a thermoplastic resin and a colorant in the form of an alkyleneoxy-substituted chromophore group provided in said thermoplastic...
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4802886 |
Continuous process for the dyeing of polymers
A continuous process for the dyeing of melt-extrudable polymers that are capable of being dyed, is disclosed. The process comprises extruding molten polymer through an orifice, contacting the...
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4753658 |
Erasable ink: sulphonated rubber dyed with basic dye and dissolved in organic solvent
Disclosed is a coloring material including a rubber having a sulfonic acid group or a salt thereof, which is dyed with a basic dye. The coloring material is prepared by adding a solution of an...
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4737581 |
Phenyl-azo-hydroxynaphthoic acid amide pigments containing at least one carbonamide group
Azo compounds of the formula I ##STR1## wherein X is --H, --CH 3 , --CF 3 , --NO 2 , --COOR 1 , --NHCOR 2 or --COHN 2 , and R 1 and R 2 are as defined in claim 1, are suitable for pigmenting...
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4732570 |
Colored thermoplastic resin
A colored thermoplastic resin composition is provided which comprises a thermoplastic resin and a colorant in the form of an alkyleneoxy-substituted chromophore group provided in said thermoplastic...
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4732571 |
Process for dyeing of polymers of ethylene with basic dyes
A process for the dyeing of polymers of ethylene is disclosed. The process involves contacting articles of the polymer with an aqueous dyebath containing a basic dye in a concentration of at least...
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4666455 |
Compositions pigmented with N-substituted 1,4-diketopyrrolo-[3,4-c]-pyrroles
Compounds of the formula ##STR1## in which R 1 and R 2 are unsubstituted or substituted phenyl or naphthyl, and R 3 and R 4 are alkyl, alkoxycarbonyl, phenyl, benzoyl or benszl, are suitable...
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4661117 |
Waterless dip dye composition and method of use thereof for synthetic articles
A waterless dip dye composition for non-textile and general-utility articles comprises an aromatic ester of the formula ArCOOR 2 , ArCOO--R 1 --OOCAr or (ArCOO) z --R 3 , wherein R 1 is alkylene...
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4640690 |
Colored thermoplastic resin composition containing a colorant having an alkylenoxy-substituted chromophore group
A colored thermoplastic resin composition is provided which comprises a thermoplastic resin and a colorant in the form of an alkyleneoxy-substituted chromophore group provided in said thermoplastic...
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4639477 |
Process for coloring high-molecular organic material, and novel metal complexes of oxime(s) of o-hydroxy benzaldehyde(s) and ketone(s)
Process for mass-coloring high-molecular organic material, which comprises using a metal complex of the formulae I and/or Ia ##STR1## in which R is a hydrogen or chlorine atom or a methyl or...
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4581035 |
Waterless dye composition and method of use thereof for coloring thermoplastic articles
A waterless dye composition for apparel and other thermoplastic articles comprises a triglyceride fat or oil of the formula ##STR1## wherein acyl, acyl' and acyl" each are saturated or unsaturated...
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4516978 |
Colored character printed on key button
A key button molded of a synthetic resin and having on the top surface thereof a character or symbol printed with a coloring agent comprising a dye and a solvent which is capable of dissolving the...
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4430090 |
Process for coloring organic solvents, mineral oil products, waxes, plastics and surface coatings with cyano-nitro-amino-azo dyes
Dyestuffs of the formula ##STR1## are used for coloring organic solvents, mineral oil products, waxes, plastics and surface coatings, wherein R is alkyl having 1 to 7 carbon atoms, R 1 is alkyl...
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4369039 |
Dyeing of polyolefins
A process is provided for dyeing articles of unmodified polyolefin polymer with an aqueous dispersion of a fatty-acid-soluble, solvent dye, a fatty acid and an amine. After application of the...
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4340384 |
Colored, porous fluorocarbon material and method for its manufacture
A colored, porous fluorocarbon material is provided wherein a porous layer of a colored dyeing-site resin is formed on all surfaces of the fluorocarbon material. This new material is made by a...
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4332587 |
Colorant preparations, a process for their production and their use for coloring plastics
A colorant preparation containing (A) a colorant which is sparingly soluble or insoluble in water, (B) a plasticizer based on an ester and (C) a reaction product of a fatty acid ester of a...
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4323671 |
Anthraquinone derivatives, processes for their preparation, processes for pigmenting organic macromolecular substances, and pigmented organic macromolecular material
Anthraquinone derivatives which, in one of their tautomeric structures, correspond to the formula ##STR1## in which A denotes an anthraquinone radical which is free from sulphonic acid groups, is...
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4284411 |
Anthraquinone derivatives for pigmenting organic macromolecular substances
Anthraquinone derivatives which in one of their tautomeric structures correspond to the formula ##STR1## in which A denotes an anthraquinone radical which is free from sulphonic acid groups, is...
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4231906 |
Ink composition for non woven fabrics of synthetic fibers
An ink composition is provided for the lithographic imprinting of non woven fabrics constituted of polyethylene fibers, such a composition comprising a pigment, a desiccant, a binder based on...
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4089645 |
Process for dyeing polymer substrates
Polymer substrates particularly molded resins and polymers are dyed by pretreatment of the substrate with a phosphorus sulfide, particularly phosphorus sesquisulfide, followed by contacting the...
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4083687 |
Process for the dyeing of thermoplastics
Process for dyeing thermoplastics having no reducing action, in which process there are used Mg, Zn, Cd and Ni salts of azo dye sulphonic acids of the formula ##STR1## wherein A represents a phenyl...
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4067870 |
8-Benzimido substituted quinaphthalone derivatives
A compound of the following formula ##STR1## wherein R represents an alkyl group containing 1 to 4 carbon atoms or a phenyl group; X 1 represents a chlorine or bromine atom; Y represents the group...
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4063878 |
Applying sublimation indicia to pressure-sensitive adhesive tape
A method for imprinting permanent indicia on backsized pressure-sensitive adhesive tapes comprising contacting the tape with a heat-sublimable dye source material in conjunction with a stencil or...
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4046505 |
Post dyeing resin particles fixed to resin base
The invention herein is applying thermoplastic particle to a substrate, heating to fix the particles to the substrate and subsequently dyeing the resulting product with a dye substantive to the...
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