Ciba-geigy Corporation

Ciba-geigy Ag

Carl Becker

Jacques E Wegmann

Andres Schaub

Raymond Defago

Fritz Heizler

Heinz Abel

Paul Schafer

James K Skelly

Arnulf Ruediger Lapple

David G Evans

Paul Erzinger

Werner Kuster

Georges Mahler

Guenther Zwahlen

The invention provides aqueous dyestuff preparations of water-insoluble or sparingly water-soluble dyes which may be used for preparing printing pastes to be used for printing textile material as well as for printing supports for transfer printing. The preparations contain at least 10% by weight of water, 10 to 60% by weight of a finely dispersed water-insoluble or sparingly water-soluble dye, 0.1 to 5% by weight of at least one anionic dispersant, and 0.5 to 5% by weight of a non-ionic copolymer of ethylene oxide and a further olefin oxide, said copolymer having an ethylene oxide content of at least 65% by weight and a molecular weight of more than 12,000, and also, if desired, further ingredients.

Stable aqueous dyestuff preparations of finely dispersed water-insoluble

A stable composition for treating textile substrates, which composition comprises at least

Stable composition for treating textile substrates

The invention provides storage stable formulations of mothproofing compositions which contain a 5-phenylcarbamoylbarbituric acid and a synthetic pyrethroid as active ingredients and, as formulation components, aliphatic or cycloaliphatic amines or amides or derivatives thereof, and, if appropriate, organic solvents and water, surfactants, emulsifiers and/or dispersants, and optionally aliphatic carboxylic acids. The invention further relates to a process for the preparation of these formulations and to a method of using said formulations for providing keratinous material, in particular wool textiles, with a protective finish against attack by pests that feed on keratin.

Storage stable mothproofing formulations

The invention relates to a stable composition for treating textile substrates which contains at least

A process of dyeing textile fibres in which the fibre is contacted with a two-phase suspension comprising an active solvent containing dissolved dye and the necessary amount of a bulking inert substantially immiscible solvent, the active solvent under the conditions of dyeing being liquid, is a solvent for the dye, is insoluble or only slightly soluble in the inert solvent, and in which the fixation affinity of the fibre for the dye is greater than that of the active solvent for the dye at the temperature required for the fixation, wherein the dye used is in the form of an aqueous, stable, highly concentrated, finely dispersed, flowable preparation insoluble to difficultly soluble in water containing at least 25% of finely dispersed dyestuff, at most 10% of an anion-active dispersing agent, at most 5% of a non-ionic dispersing agent and from 0 to 35% of a hydrotropic agent.

Two-phase organic solvent-water dyeing process for polyester fibers

The invention relates to novel aqueous dye preparations of dyes difficultly soluble in water, to processes for producing these dye preparations, to the use thereof for preparing printing pastes, and to the use of the said dye preparations for printing carrier materials for transfer printing, for printing in particular textile materials, or for dyeing textile materials, and also to the printed carrier materials, and to the material printed by means of these dye preparations in the transfer-printing process, or to the material dyed or printed in the dyeing or printing process. The novel dye preparations contain water, a finely dispersed dye of which the solubility in boiling perchloroethylene is lower than 0.5 g/kg, an anionic and/or nonionic dispersing agent, a resin which has affinity for the dye and which is more soluble than the dye in a solvent having limited miscibility with water, and optionally further additives.

Aqueous dye preparations of dyes difficultly soluble in water

Aqueous dyestuff preparation of water-insoluble or sparingly water-soluble dyes are used for the preparation of printing pastes for printing textile material and for printing carriers for transfer printing. These preparations contain at least 10% by weight of water, 25 to 60% by weight of a finely dispersed water-insoluble or sparingly water-soluble dye, 0.1 to 5% by weight of at least one water-soluble aminoplast precondensate, 0.5 to 5% by weight of a non-ionic copolymer of ethylene oxide with a further olefin, oxide said copolymer containing at least 65% by weight of ethylene oxide and having a molecular weight higher than 12,000, as well as, if desired or necessary, further nonionic ingredients.

Aqueous dyestuff preparations of water-insoluble or sparingly

The invention relates to the use of the dye of the formula ##STR1## for transfer printing, and to printing inks and supports for transfer printing which contain, in addition to the customary constituents, the dye of the indicated formula, as well as to the material printed with the dye.

Transfer dye

Transfer printing process on textile material is described with the use of a printing ink having an organic-aqueous base, which printing ink contains, in addition to at least one binding agent, at least one organic solvent and, optionally, water, an aqueous preparation of transferable dyestuffs or optical brighteners that are insoluble to difficultly soluble in water and have a particle size of less than 10.mu., which preparation has a low content of dispersing agent and a high concentration of dyestuff or of optical brightener, characterized in that this preparation contains at least 10 percent by weight of water, at least 30 percent by weight of a finely dispersed transferable dyestuff or optical brightener insoluble to difficultly soluble in water, and a mixture consisting of at most 10 percent by weight of an anion-active dispersing agent, at most 5 percent by weight of a nonionic dispersing agent, and at most 35 percent by weight of a hydrotropic agent, as well as, optionally, further additives.

Transfer printing on textile material

Described are aqueous, stable, highly concentrated, finely dispersed, flowable preparations of dyestuffs and optical brighteners insoluble to difficultly soluble in water, which preparations have a low content of dispersing agent and a particle size smaller than 10 .mu., particularly smaller than 2 .mu., characterized in that these preparations contain at least 10 percent by weight of water, at least 30 percent by weight of a finely dispersed dyestuff or optical brightener insoluble to difficultly soluble in water, and a mixture consisting of at most 10 percent by weight of an anion-active dispersing agent, at most 5 percent by weight of a nonionic dispersing agent and at most 35 percent by weight of a hydrotropic agent, as well as, optionally, further additives which preparations are useful for the dyeing, printing and optical brightening of textile material in a conventional manner or for the production of printing pastes having an aqueous base or a water-in-oil-emulsion base which printing pastes are useful for the printing of carrier materials, particularly paper with application of dyestuffs or optical brighteners suitable for transfer printing and use of the printed carrier materials in the transfer printing process on textile materials.

Anionic and nonionic emulsified optical brightener suspension with a

Described are aqueous, stable, highly concentrated, finely dispersed, flowable preparations of dyestuffs and optical brighteners insoluble to difficultly soluble in water, which preparations have a low content of dispersing agent and a particle size smaller than 10.mu., particularly smaller than 2.mu., characterized in that these preparations contain at least 10 per cent by weight of water, at least 30 per cent by weight of a finely dispersed dyestuff or optical brightener insoluble to difficultly soluble in water, and a mixture consisting of at most 10 per cent by weight of an anion-active dispersing agent, at most 5 per cent by weight of a nonionic dispersing agent and at most 35 per cent by weight of a hydrotropic agent, as well as, optionally, further additives which preparations are useful for the dyeing, printing and optical brightening of textile material in a conventional manner or for the production of printing pastes having an aqueous base or a water-in-oil emulsion base which printing postes are useful for the printing of carrier materials, particularly paper with application of dyestuffs or optical brighteners suitable for transfer printing and use of the printed carrier materials in the transfer printing process on textile materials.

Anionic and nonionic emulsified dye suspension with formalin,

Object of the present invention are novel printing inks with organic solvents for sublimation transfer printing which contain a high concentration of very finely dispersed, transferable cationic dyes, and specifically;

Novel printing inks for sublimation transfer printing

New aqueous, stable, highly concentrated, finely dispersed, flowable dyestuff preparations having a low content of dispersing agents and a high content of dyestuff insoluble to difficultly soluble in water are described, which dyestuffs have a particle size smaller than 10 .mu., particularly smaller than 2 .mu., the said preparations being characterised in that they contain at least 10 percent by weight of water, at least 30 percent by weight of a finely dispersed dyestuff, especially a disperse or vat dyestuff, and a mixture consisting of at most 10 percent by weight of an anionactive dispersing agent, at most 5 percent by weight of a nonionic dispersing agent and at most 35 percent by weight of a hydrotropic agent as well as, optionally, further additives. The said dyestuff preparations are especially useful for the preparation of printing pastes having an aqueous base or a water-in-oil emulsion base, which themselves can be used preferably for the printing of carrier materials, particularly paper, suitable for transfer printing.

Aqueous dyestuff preparations of dyestuffs insoluble to difficultly

A process for the manufacture of colored shaped articles from high polymer synthetic resins, wherein water-insoluble, hydrophobic, high polymer synthetic resins in solid form, especially in the form of granules or powders, in a mixture of hydrophilic and organophilic solvents that are reciprocally soluble in one another only to a limited extent and form a two-phase system, are treated with dyestuffs or optical brighteners, the solubility of which in the organophilic portion of the two-phase system is greater than in the hydrophilic portion, the solvent is removed, the synthetic resin dried and shaped, optionally with addition of untreated high polymer fully synthetic resin, from the melt or from a solvent.

Process for the dyeing of colored shaped articles of high polymer,

Liquid to pasty dyestuff preparations are described consisting of at least 35 % of an optionally hydrous solvent from the class of alcohols, esters, ethers or ketones having a boiling point of above 90.degree.C, at least 10 % and at most 40 % of a dyestuff or optical brightener and at least 5 % and at most 25 % of a partially or fully synthetic thermostable synthetic resin present in the dissolved form. These preparations are useful for the coating of compounds of thermoplastic high polymers in the form of granulates or in the form of flakes or powders, particularly those made from polyester, polyamide and polypropylene.

Growing community of inventors

Basel, Switzerland

Carl Becker