A decolorization method of a polyester fabric includes: providing a polyester fabric, in which the polyester fabric is a dyed polyester fabric and the polyester fabric is adhered with a dye and has a first L value; providing a first decolorizing solution and a second decolorizing solution, in which the first decolorizing solution contains a reductant and the second decolorizing solution contains an oxidant; and performing a decolorization process which includes: using one of the first decolorizing solution and the second decolorizing solution to decolorize one portion of the dye and using another one of the first decolorizing solution and the second decolorizing solution to decolorize another portion of the dye, so that a color of the dye is removed and the polyester fabric is white in color and has a second L value that is greater than the first L value.

The present disclosure provides an ink fluid set containing an aqueous pre-treatment composition, a clear ink, and colored aqueous inkjet inks. This ink fluid set is particularly suitable for printing on polyester, cotton, and blends of cotton and synthetic textiles.

A fabric processing method of the present disclosure includes an attaching step of attaching a carboxylic anhydride to a fabric containing cellulose, and an esterification step of esterifying a hydroxyl group of the cellulose, in which, in the esterification step, the carboxylic acid is introduced into the cellulose through an ester bond. A molecular weight of the carboxylic anhydride preferably is 1000 or less.

An object is to achieve both good washing fastness and texture by combining a urethane resin of high fracture elongation with a small quantity of crosslinking agent. As a means for achieving the object, a white inkjet ink composition for textile printing is provided that contains a white pigment, a water-dispersible urethane resin having reactivity to cationic compounds, a crosslinking agent, a water-soluble organic solvent, and water; wherein the crosslinking agent is contained by 0.02 to 0.15 parts by mass relative to 1 part by mass of the water-dispersible urethane resin, and as the water-soluble organic solvent, a glycol ether that dissolves by 1 to 60 g in 100 g of water is contained.

An inkjet ink composition for textile printing comprising a white pigment, a pigment dispersant, a polyurethane-based binder, a nano-sized layered silicate and an aqueous liquid vehicle. Also described herein is a fluid set comprising said ink and a fixer composition including a cationic polymer and a fixer vehicle; as well as the textile printing method using it.

An inkjet ink composition for textile printing comprising a white pigment, a pigment dispersant, a polyurethane-based binder, a nano-sized layered silicate and an aqueous liquid vehicle. Also described herein is a fluid set comprising said ink and a fixer composition including a cationic polymer and a fixer vehicle; as well as the textile printing method using it.

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.

An ink jet recording method performed on a fabric to which a hydrotropic agent is attached includes attaching an ink jet composition for textile printing including a metal complex salt dye, in which a hue angle ∠h° defined in CIELAB color space on printed textiles after printing is in a range of 260° or more and 310° or less, to the fabric using an ink jet method, in which there is a region in which a value of a ratio of a mass of the metal complex salt dye with respect to a total mass of dyes included in the ink jet composition for textile printing is 0.6 or more and 1.0 or less, and a value of a ratio of mass of the metal complex salt dye with respect to a mass of the hydrotropic agent in the fabric is 0.2 or more and 1.0 or less.

Improvements applied to a textile product, and more particularly wherein the improved product is a woven textile product—fabric containing bioceramic microparticles embedded into the fibers thereof with high capacity of irradiation in the infrared region, provided to be used both in humans and animals, more particularly the invention is related to a textile product containing bioceramic microparticles with high capacity of infrared irradiation which, in contact with the heat of the human body, is capable of transmitting infrared radiation in the range between 3 μm and 14.8 μm, preferentially in the 14.8 micron range, said infrared radiation at this wavelength being capable of regulating the blood microcirculation, as the result of its high protection, the blood microcirculation being the nervous center of human and/or animal metabolism.

A preparation method of pearlescent pigment coating materials is provided. The method of the present invention lies in that titanium-iron ions in ilmenites are dissolved by using a hydrochloric acid at a certain temperature and pressure, and then ferrous chloride in the acidolysis solution is precipitated by adding hydrogen chloride gas, the remaining titanium-iron ions are separated from other colored ions by means of co-extraction using an extractant upon oxidation, and an enriched titanium oxydichloride solution and ferrous hydrous oxide are obtained by employing a fractional back extraction and enrichment method, the titanium oxydichloride solution can be used for mica-titanium based pearlescent pigment coating materials, and can also be used for preparing titanium dioxide; and the acidified ferrous hydrous oxide and the oxidized ferrous chloride can be used as iron based pearlescent pigment coating materials or used for preparing iron oxide pigments.