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4443226 |
Process for dyeing textile sheet-like structures made of polyester fibers for use as warning protective clothing
Work clothing, having an optical warning effect, which has been dyed in specific, prescribed color shades and is not coated with plastics is desired by the authorities. Thioindigo and/or...
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4342565 |
Brushed stretch denim fabric and process therefor
The invention concerns an improved stretch denim fabric dyed with hot indigo dye and strengthened by incorporating a filament filling yarn without obtaining whitening or crease wear problems. The...
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4313732 |
Process for improving washfastness of indigo-dyed fabrics
Dyes are fixed in an indigo-dyed cellulosic fabric, such as denim, in order to improve its washfastness, by applying an aqueous solution of a fixative compound then drying and curing the thus...
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T101102 |
Pigmented coating of polyester/cotton spun yarns
Polyester/cotton 50/50 spun yarns suitable for use as the warp yarns of denim fabric are obtained by first dyeing the yarns with indigo dye, coating the yarns with a dispersion of a polyol binder...
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4285695 |
Process for inhibiting crust formation in reduced dye baths
An improved sodium hydrosulfite dye reducing composition is described for reducing vat or sulfur dye in aqueous dye bath solutions, comprised of sodium dithionite, at least 1 percent sodium sulfite...
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4283198 |
Inert atmosphere indigo dyeing
Oxidation in a leuco indigo dyebath is decreased by enclosing the air-liquor interface whereby enclosed air is depleted of oxygen by the dyebath components.
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4249902 |
Dyestuff formulations
Formulations for dyeing polyesters and polyamides, the dyestuff component of which does not tend to crystallize in the dyebath and the effluents of which can be readily degraded biologically, are...
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T100201 |
Indigo dyeing of polyester fibers
Polyester fiber can be dyed with indigo so as to possess washdown and fading characteristics similar to indigo-dyed cotton fibers provided they are first coated with a polymeric salt having the...
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4166717 |
Process for dyeing cellulosic textiles with indigo
The specification describes an improved process for dyeing cellulosic textiles with indigo which comprises reducing indigo dye to its soluble leuco form, incorporating an aldehyde addition product...
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4165288 |
Process of treating waste water from a textile vat dyeing operation to produce a concentrate for reuse
Process of treating waste water from a textile vat dyeing operation containing water, vat dyes, and dissolved and undissolved impurities including salts, lint, foreign matter, etc. to produce a...
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4155710 |
Process for preventing fading in textiles
The prevention of fading of denim fabric by treating the fabric with a compound or mixture of compounds having the formula ##STR1## wherein R is a linear unbranched saturated or unsaturated chain...
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4069013 |
Anti-dusting formulations
Pulverulent dyestuffs of all kinds are made highly resistant to dusting by dispersing into the powder a small amount of mineral oil that boils within the range of 140° to 310° C, and an...
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4036587 |
Process for dyeing cellulose fibers
A process for dyeing cellulose fibers and mixtures of the same with synthetic fibers in an aqueous liquor by the exhaustion method in the presence of a water-soluble polymer of acrylic acid or an...
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4032539 |
Coloring of organic materials with asymmetric thioindigoid compounds
Method of coloring an organic material with an asymmetric thioindigoid compound having the formula: ##STR1## wherein R is a hydrogen atom or lower alkyl group; R' is a member selected from the...
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3894838 |
Process for dyeing unmodified polyolefin fibers with vat dyestuffs, leuco esters of vat dyestuffs or sulfur dyestuffs
Process for dyeing or printing unmodified polyolefin fibers with vat dyestuffs, leuco esters of vat dyestuffs or sulfur dyestuffs, by reacting under high-temperature dyeing conditions on these...
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3652200 |
CONCENTRATED SULFURIC ACID-DYE SOLUTION DYEING
Various types of fibers, especially fibers which can ordinarily only be dyed with some difficulty, are dyed in a relatively short period of time at a relatively low temperature by using a dye bath...
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3527556 |
DYEING POLYESTER SUTURES WITH INDIGO AND THE COATING OF THE DYED SUTURES
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3457022 |
PROCESS OF DYEING COTTON FIBERS WITH INDIGO VAT DYES
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3413071 |
Hexamethyltriaminophenylfluorene printing composition and manifolding sheet therewith
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3122409 |
Process for dyeing or printing structures of olefines of low molecular weight
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3051541 |
Process of vat dyeing
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3047352 |
Dyed surgical gut and process
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2971812 |
Vat dye dispersions containing polyvinylpyrrolidone
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2920932 |
Dyed textile fiber and process for producing the same
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2882277 |
Asymmetrical indigoid dyestuffs
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2840442 |
Treatment of cellulosic yarns by rubbery materials, and textiles thereof
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2798788 |
Vat dyeing of cellulose ethers and esters
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3793341 |
Title is not available
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RE01959 |
Title is not available
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1000313 |
Title is not available
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RE03647 |
Title is not available
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1005481 |
Title is not available
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