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7425235 Color compositions and methods of manufacture  
The present invention includes a paint or coating composition comprising an organic pigment or dye complexed to the surface of a layered or fibrous inorganic clay. A wide variety of paint colors...
7235110 Method for dyeing fabric materials with indigo, other vat dyes, and sulfur dyes  
A method for surface dyeing a range of textile materials, in the form of yarn, fabric, or garments, includes: a) preparing a dyebath including dye particles and an additive, such as an anionic...
7201780 Method for dyeing textiles  
A method for dyeing textiles with reducible dyes in the presence of borohydride and bisulfite.
6997962 Method for dyeing cotton with indigo  
A method for dyeing a cellulosic material, such as cotton or a blend including cotton, in the form of yarn, fabric, or garments, includes: a) preparing a dyebath including particles of indigo and...
6942706 Vat acid dyeing of textile fibers  
A process for dyeing certain textile fibers, utilizing vat acid dyeing and specific additional (second) reducing agents such as α-hydroxyalkylsulfinic acids, their salts and 1,2,4-trithiolane,...
6905524 Method of continuously dyeing nonwoven fabrics and the products thereof  
It is the objective of the present invention to disclose a method of continuously dyeing durable nonwoven fabrics, and more specifically, nonwoven fabrics comprising a cellulosic fibrous material...
6814763 Mediator systems based on mixed metal complexes, used for reducing dyes  
Mediator systems obtainable by mixing one or more salts of a metal capable of forming a plurality of valence states with at least one amino-containing complexing agent (K1) and at least one...
6802873 Method for producing dyed textile materials consisting of polyester and polyamide  
The invention relates to a method for producing dyed textile materials consisting of polyester and polyamide. The textile material is dyed by means of pigments or a disperse dye that stains...
6797015 Method for producing transparent, colored cellulose sleeves  
Process for producing dyed, tubular food wrappings from non-woven fabric coated with regenerated cellulose, characterized in that an alkaline dye liquor containing at least one dye which has been...
6521000 Process for forming scrubbed stretch denim fabric  
A woven fabric formed of dyed blended cotton/polyester warp yarns and polyester stretch fill yarns is finished by passing the fabric through a brusher and singer and then through a finishing pad...
6428581 Concentrated leucoindigo solutions  
Concentrated leuco indigo solutions useful for dyeing cellulosic textile material consist essentially of from 25 to 55% by weight of leuco indigo in the form of the leuco indigo salt, an amount...
6129769 Enzymatic methods for dyeing with reduced vat and sulfur dyes  
The present invention relates to methods for dyeing a material, comprising (a) treating the material with a dyeing system which comprises one or more reduced vat dyes and/or one or more reduced...
6123741 Process for dyeing a textile material with indigo and arrangement for conducting the process  
The invention relates to a process for dyeing a thread with indigo, characterized in that it comprises the following steps: a. prewashing a thread F by passing it through a prewash arrangement...
6093221 Process for reducing sulfur and vat dyes  
6007587 Leuco vat dye preparations in granule form  
Granules comprising as essential constituents a leuco vat dye, an alkali metal hydroxide and a mixture of from 10 to 100% by weight of an α-hydroxy-C 1 -C 4 -alkylsulfinic acid, one of its salts...
6004358 Batchwise dyeing of cellulosic textile material with indigo by the exhaust method  
The disclosure is a process for batchwise dyeing of cellulosic textile material with indigo by the exhaust method, which comprises applying the reduced indigo to the textile material from an...
5989296 Solvent process for recovering indigo dye from textile scrap  
A process for recovering a vat dye from a textile using a heated organic solvent. The textile is contacted with a heated organic solvent in which the dye is soluble until dye is extracted from the...
5984980 Process for continuous dyeing in a single operation of cellulose-containing yarn with indigo  
Continuous dyeing of cellulose-containing yarn with indigo in a single operation is disclosed, in that the reduced indigo from an aqueous dye liquor containing reducing agents, alkali, and...
5935273 Process for continuous dyeing of cellulose-containing yarn with indigo in a single application while controlling the pH value  
A process for continuous dyeing of cellulose-containing yarn with indigo in a single passage applies reduced indigo from an aqueous dye liquor containing deoxidants, alkali and a dissolved alkali...
5861045 Method of dyeing textiles  
There is provided a method of dyeing cellulosic and/or wool fibers and fabrics in a dyebath containing a dilute solution of tannic acid and/or tannic acid containing products at a proper pH. An...
5637116 Leucoindigo preparatations in granule form  
Leucoindigo preparations in granule form consisting essentially of leucoindigo and alkali metal hydroxide and production of these preparations and use thereof for dyeing cellulose-containing...
5586992 Dyeing cellulose-containing textile material with hydrogenated indigo  
A process for dyeing celluose-containing textile material with indigo comprises using an aqueous solution of leuco indigo prepared by catalytic hydrogenation and, after the leuco indigo has gone...
5558677 Dyeing and printing textile materials made of cellulose fibers  
A process for dyeing and printing textile materials consisting of cellulose fibers or containing cellulose fibers in a blend with other fibers in an aqueous medium at above pH 12 with vattable dyes...
5518508 Continuous dyeing of yarns  
A continuous process for dyeing yarns with vattable dyes comprises, in continuous yarn dyeing ranges, metering an aqueous dye dispersion into the circulating chemical liquor.
5516338 Water-soluble titanium salt-tannin dyes and methods of use thereof  
An aqueous dye composition is based upon a mixture of a water-soluble titanium salt, preferably titanium potassium oxalate and a tannin substance, preferably Myrobalan extract. This dye composition...
5514187 Reduced indigo dye penetration  
Open end spun cotton yarns are ring dyed with a thickened dyebath to limit dye penetration to the outer circumference of the yarn leaving a substantial undyed core. Stonewashed indigo dyed denim...
5403362 Mordant and method of dyeing fibers  
An improved mordant solution and process for preparing fibers for dyeing and fixing natural dyes to fibers, particularly but not exclusively cellulose fibers, including cotton and linen, and...
5378246 Indigo dye process  
An improved nonpolluting method of dyeing fibers or fabric, including natural cellulose fibers such as cotton or linen, using indigo dye. The improved process includes pretreating the fibers with a...
5350425 Method of reducing vat dyes and the process of dyeing fabrics therein  
A process for reducing vat dyes, such as indigo, into their leuco form by placing a metal, such as aluminum, in water in the presence of a reduction facilitator to form a first solution after which...
5268005 Method for ring-dyeing nylon filaments with indigotine dye for tooth-brushes  
A method for dyeing nylon filaments for use in wear-indicating toothbrushes includes immersing a batch of a first nylon filament for between 10 minutes and 80 minutes in an aqueous solution...
5244549 Process for the reduction of dyes  
In a process for reducing dyes in aqueous solution, a pair of electrodes is immersed in the solution. The cathode potential is maintained below the value at which hydrogen is evolved. A reducing...
5244470 Method for marking a water-absorptive contact lens: dyeing dry lens with a mark using reduced vat dye and then making the dye insoluble  
A method for tinting a water-absorptive contact lens to have a mark tinted thereon, which comprises superimposing on a water-absorptive contact lens in the dry state a screen provided with a...
5176715 Process for dyeing cellulosic fiber materials with vat dyes: dosing continuously over time interval  
There is disclosed a process for dyeing cellulosic fibre materials with vat dyes, which comprises adding to the dyebath all or some of the auxiliary chemicals required for the dyeing process, and...
5154728 Method for patterning garments using a methocel bath: random discharge pattern effect  
A method for creating a design on a garment or fabric comprising preparing a patterning medium comprising a cellulose ether in a trough, adding onto the surface of said medium a fabric oxidizing or...
5122160 Benzoquinone dye, rope-dyeing dye compositions, cotton rope-dyeing methods using same, and the thus dyed materials  
Denim cotton warp yarns are rope-dyed with a benzoquinone dye of formula (I): ##STR1## wherein R 1 , R 2 , R 3 , R 1 ', R 2 ' and R 3 ' commonly or independently represent a hydrogen atom, a...
5122159 Cellulase compositions and methods that introduce variations in color density into cellulosic fabrics, particularly indigo dyed denim  
Aqueous processes and compositions of the invention for obtaining a "stone-washed", distressed or "used and abused" look in clothing, particularly in the panels and seams of denim jeans and jackets...
5061290 Rope dyeing process using halogen indigo derivative and dyed article thus obtained  
Disclosed is a dyeing process for rope dyeing denim cotton yarns a fashion blue color which comprises the steps of forming the yarns into a rope; repeatedly immersing the rope in a dye bath...
5034016 Dye compositions for dyeing denim cotton yarn in a range of colors and dyeing process and dyed articles using same  
Dyed denim cotton yarns capable of meeting the market demand for color jeans can be provided by immersing denim cotton yarns in a dye bath containing a dye or dye composition comprising a specific...
4950306 Dyeing and printing of cellulosic fibre materials with vat dyes with mono- or di-hydroxyacetone as reducing agent  
Process for dyeing and printing cellulosic fiber materials with vat dyes in the presence of enediols as reducing agents and alkali, using in addition small amount of organic water-miscible...
4941887 Quinophtahalone derivatives for dyeing denim cotton yarn, optionally with indigo dyes to give yellow, green or black shades  
Disclsoed herein is dye suitable for use in dyeing denim cotton yarns. The dye comprises at least one quinophthalone derivative represented by the following general formula (I) or (II): ##STR1##...
4806128 Process for preparing vat pigment dyes  
A process for preparing pigment dyes comprising reducing a colloidal dispersion of an impure dye to form a solution of the leucobase, introducing into this solution a finely divided substrate and,...
4756037 Continuous garment dyeing with indigo and other vat dyes  
The present invention provides a process for the rapid room temperature dyeing of a series of successive garments with a vat dye, preferably indigo dye, wherein the garments while supported on...
4752301 Method to due cotton and other substrates with a micro-organism biomass containing indigo  
A biomass containing biologically produced indigo or a derivative thereof which is used for dyeing without isolating the indigo dye from the rest of the solid biomass before dyeing. Cotton dyeings...
4750910 Indigo blue-colored bioabsorbable surgical fibers and production process thereof  
Blue-colored bioabsorbable surgical fibers are obtained by adding and dispersing a bioabsorbable polymer, which is selected from polyglycolic acid, poly(l-lactic acid) and glycolic acid-l-lactic...
4699627 Indigo-dyeable polyester fibers and pretreatment of polyester to produce same  
A new and useful indigo-dyeable polyester is disclosed, and process for making same, for which a suitable polyester has had applied to its surface an amount of a suitable indigo dye retaining...
4682983 Transfer sheet for the thermal dry impression of cellulose fibers  
The transfer sheet is used for dry thermal printing of water swellable celluluse fibers with dyestuffs which are insoluble in water of 60° C. The dyestuffs are difficult to evaporate and cannot be...
4615709 Cationic compound, process for preparing same and treatment of textile material for improved dyeing  
A cationic compound of the formula [I] below is used for improving the dyeing properties of a textile material by treating therewith the textile material before or after dyeing with an anionic dye....
4613336 Knitted fabric produced from indigo-dyed yarn  
Indigo dyed cotton yarn suitable for producing indigo dyed cotton knitwear, and method of producing it, comprising passing a cotton rope consisting of a plurality of yarn threads through a...
4613335 Process for dyeing or printing cellulose-containing textile material with vat dye foam  
Textile cellulose material is dyed or in particular printed with vat dyes by applying to the cellulose material in the absence of air a foamed aqueous preparation which, in addition to the dye,...
4605419 5,8-dihydroxy naphthalene-1,4-dione derivative and a hair dye composition containing the same  
A naphthalene derivative having the general formula: ##STR1## wherein R represents hydrogen, an alkyl group having 1 to 8 carbon atoms, an R 1 O (CH 2 ) n group, or a benzyl group, R 1 ...
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