A textile dyeing process is described for dyeing a textile material, product or article consisting of animal fibers, comprising the steps of dipping said textile material, product or article into a dyeing bath comprising at least one detergent substance, a wetting substance, a leveling substance and an acidity regulator; adding to the dyeing bath a coloring substance approved for food use; subjecting the dyed textile material, product or article to washes; and finally subjecting the dyed textile material, product or article to a color fixing treatment.

A method for manufacturing a fabric with an intelligently-designed digitally-printed pattern with energy saving effect is disclosed. The method includes S1 knitting: combining cotton yarn, bamboo fiber yarn, and mulberry silk yarn to form a double strand yarn, and knitting the double strand yarn into a silk-cotton plain knitted single-sided fabric; S2 singeing: subjecting the fabric obtained in step S1 to a double-sided singeing; S3 mercerizing: mercerizing the fabric obtained in step S2 by utilizing a knitting mercerizing machine; S4 boiling: subjecting the mercerized fabric obtained in step S3 to a neutralizing processing, a bleaching processing, a deoxidating processing, and a whitening processing in sequence; S5 setting a base color: setting the base color of the fabric obtained in step S4; S6 printing: subjecting the fabric obtained in step S5 to a sizing and setting treatment, a pattern design treatment, a digital printing, a steaming treatment, and a water washing treatment; S7 soft setting: subjecting the fabric obtained in step S6 to a soft setting by utilizing a setting machine; S8 decating treatment: subjecting the fabric obtained in step S7 to a decating treatment; and S9 pre-shrinking treatment: pre-shrinking the fabric obtained in S8 by utilizing a pre-shrinking machine.

A method of combatting colour loss from a dyed material, the method comprising contacting the material with a composition comprising an amine salt of a carboxylic acid wherein the carboxylic acid has 4 to 10 carbon atoms.

A dye discharge composition exhibiting extended shelf life and/or pot life and high suitability for inkjet printing on dyed substrates, is disclosed. The composition comprises a reducing agent such as, for example, a sulfur-based reducing agent, and a chelating agent, such as a sodium salt of a polyamino carboxylic acid chelating agent. Use of the dye discharge composition in combination with a translucent colored composition and an optional opaque underbase composition, for forming an image on a dyed substrate is also disclosed. Processes for inkjet printing of an image on a dyed surface using the dye discharge composition, kits for use in such processes or an ink formulation containing same are also disclosed.

An ink jet ink composition for textile printing including a dye containing copper or chromium and 5% to 30% by mass of a cyclic amide that is liquid at normal temperature and that has a normal boiling point in the range of 190° C. to 260° C., wherein the hue angle ∠h° defined by the CIELAB color space on a recording medium ranges from 260 to 310 degrees.

The present invention related to a method of dyeing using the salt mixture as an electrolyte with 0.5 to 5.00 GPL of sodium chloride or sodium sulphate and alkali agents I and II to exhaust and fix the dyestuff to the cellulose material in the reactive dyeing wherein the fiber is treated with (i) the salt mixture with sodium chloride or sodium sulphate specifically, putting the pre-treated fiber maintained with pH between 3 and above and an (MLR) maintained between 1:20 and 1:3 at a temperature between 20° C. and above and exhausted for between 15 minutes and above, (ii) the alkali agent I with a pH between 9.5 and above at a temperature between 30° C. and above and stained for between 20 minutes and above (iii) the alkali agent II with a pH between 10.5 and above at a temperature between 30° C. and above and stained for 40 minutes and above.

A printing ink jet ink composition of the present disclosure is an ink composition which includes an acidic dye; a water-soluble organic solvent; a lactam compound; and water, the acidic dye includes at least one selected from the group consisting of C.I. Acid Black 172 and C.I. Acid Black 52:1, a content of the acidic dye with respect to a total mass of the ink composition is 10 percent by mass or more, the water-soluble organic solvent includes a glycol ether compound having a standard boiling point of 195° C. to 290° C., the lactam compound includes at least one selected from the group consisting of 1-(2-hydroxyethyl)-2-pyrrolidone and ε-caprolactam, and a mass ratio of the lactam compound to the glycol ether compound is 3.5 to 20.

A method for manufacturing a fabric with an intelligently-designed digitally-printed pattern with energy saving effect is disclosed. It includes S1: knitting a cotton yarn, a bamboo fiber yarn, and a mulberry silk yarn into a silk-cotton plain knitted single-sided fabric; S2: subjecting the fabric to a double-sided singeing; S3: mercerizing the fabric obtained in step S2; S4: subjecting the mercerized fabric to a neutralizing processing, a bleaching processing, a deoxidating processing, and a whitening processing in sequence; S5: setting the base color of the fabric obtained in step S4; S6: subjecting the fabric obtained in step S5 to a sizing and setting treatment, a pattern design treatment, a digital printing, a steaming treatment, and a water washing treatment; S7: subjecting the fabric obtained in step S6 to a soft setting; S8: subjecting the fabric obtained in step S7 to a decating treatment; and S9: pre-shrinking the fabric obtained in S8.

In one aspect, a composition for treating fibers comprises an acidic aqueous or aqueous-based continuous phase and a liquid repellent phase comprising a dendrimer component and/or non-dendrimer alkyl urethane. The treatment composition, for example, can have pH of 2.5 to 6.5. In some embodiments, carboxylic acid is employed in the treatment composition for providing the acidic character of the aqueous or aqueous-based continuous phase. Moreover, the treatment composition can further comprise at least one of an acid stain resist component and soil release component. In some embodiments, fibers treated with compositions described herein exhibit ionic character.

Herein is described a method of printing on a textile substrate. The method may comprise: a. applying a primer comprising a cross-linkable primer resin onto a surface of the textile substrate to form a primer layer; b. electrophotographically printing onto the primer layer an electrostatic ink composition comprising a cross-linkable thermoplastic resin to form a printed layer; c. applying a cross-linking composition comprising a cross-linking agent to the printed layer, wherein i. the cross-linking agent penetrates into at least the electrostatic ink composition and the primer layer; and/or ii. the cross-linking agent is a non-isocyanate agent; and d. activating the cross-linking agent. Printed textiles are also described.