36results about How to "Excellent color fastness to rubbing" patented technology

The invention discloses a dyeing method for blended fabric. The method comprises the steps of 1) adding magnesium sulfate, diglycolamidic acid, carboxymethylcellulose, HACC and vegetable dyes in deionized water in sequence, mixing even and heating to 55oC; 2) Adding tetrasodium glutamate diacetate, alkyl sodium sulfonate, triethylenetetramine, mica powder in sequence, and mixing even, heating to 65oC; 3) Soaking the fabric in the dye vat for 25min; 4) Drying the soaked fabric at 80oC; 5) Soaking the dried fabric in clean water and rinsing for 25min; and 6) Getting out the rinsed fabric and make it dry naturally. The dyed fabric is excellent in color fastness and good in dyeing uniformity, free of color tone.

The invention discloses a dyeing method for sofa fabrics. The dyeing method includes the steps: 1) sequentially adding dimethyl formamide, N-methyl diethanol amine, sodium hexametaphosphate, magnesium sulfate and vegetable dyes into a dye vat, sequentially adding deionized water, uniformly mixing, and heating to 55 DEG C; 2) sequentially adding iminodiacetic acid, isomeric fatty alcohol polyoxyethylene ether phosphate, chitosan quaternary ammonium salt and sodium ethylene diamine tetraacetate, continuing to mix until sufficiently and uniformly blending is achieved, and heating to 65 DEG C; 3) soaking the fabrics in the dye vat for 35 minutes; 4) drying the soaked fabrics at the temperature of 80 DEG C; 5) soaking the dried fabrics in clear water to wash for 35 minutes; 6) taking out the washed fabrics to naturally dry. The fabrics dyed by the method have excellent color fastness and are good in dyeing uniformity and free from dyeing defects.

The invention discloses a dyeing method of spandex fabric, comprising the following steps: 1) successively adding dibutyl phthalate, diisocyanate, polypropylene glycol, butyl peroxybenzoate and vegetable dye into 1 part of deionized water in a dye vat, uniformly stirring, and heating to 55 DEG C; 2) successively pouring glycine, diisooclyl maleate sulfonate, acrylic acid ester and tetrasodium glutamate diacetate, continuously stirring until the materials are fully and uniformly mixed, and heating to 65 DEG C; 3) immersing the fabric in the dye vat for 35 min; 4) drying the immersed fabric at 80 DEG C; 5) rinsing the dried fabric in clear water for 35 DEG C; and 6) taking the rinsed fabric out of the clear water and naturally airing. The dyed fabric has excellent color fastness and good dyeing uniformity and has no dyeing defect.

The invention discloses a dyeing method for PV fabric. The method comprises the steps of 1) Adding epichlorohydrin, ferrous sulfate, sodium hexametaphosphate, dimethylamine and vegetable dyes in sequence in deionized water, then mixing even and heating to 55oC; 2) Adding poly(acrylic acid-co-maleic acid), isomeric 13 - dodecanol polyoxyethylene ether phosphate and ODPA in sequence and continue to mix to even mixing, and heat to 65oC; 3) Soaking fabric in the dye vat for 30min; 4) Drying the soaked fabric at 80oC; 5) Soaking the dried fabric in clean water and rinsing for 30min; 6) Getting out the rinsed fabric and make it dry naturally. The dyed fabric is excellent in color fastness and good in dyeing uniformity, free of color tone.

The invention provides a dyeing process capable of increasing fixation rate of textiles. The dyeing process includes A, pre-dyeing treatment, B, dyeing treatment and C, post-dyeing treatment. The dyeing process has the advantages that the one-bath dyeing method integrates a cotton dyeing process with a terylene dyeing process; according to the one-bath two-step method, cotton is dyed at a low temperature, and terylene is dyed at a high temperature, so that feasibility of the one-bath dyeing method is improved, technological steps are simplified greatly, consumption of energy such as water andsteam is reduced, technological consumed time is shortened, and energy conservation, emission reduction and production efficiency improvement are realized; proper components and ratios of dyestuff andaids are selected according to the one-bath dyeing method, optimal technological steps and parameters (time and temperature) are combined, and accordingly, the dyeing effect of fabrics is improved greatly; polyester-cotton fabrics dyed and finished by the one-bath dyeing method have high color fastness to washing, insolation, friction, water and perspiration; dyeing uniformity is achieved, and dyeing defects are avoided.

The invention discloses a quilt cover fabric dyeing method. The method comprises the steps of: 1) adding calcium sulfate, aspartic acid, sodium polyacrylate, titanium dioxide and vegetable dyes into deionized water in a dye vat in order, stirring the substances evenly, and performing heating to 55DEG C; 2) then adding beta-alanine, secondary alcohol ethoxylate, sodium silicate and ferrous sulfate, further conducting stirring until the substances are fully and evenly mixed, and performing heating to 65DEG C; 3) soaking the fabric in the dye vat for 35min; 4) drying the well soaked fabric at 80DEG C; 5) immersing the dried fabric in clear water and performing rinsing for 35min; and 6) taking out the rinsed fabric and conducting natural airing. According to the method provided by the invention, the dyed fabric has excellent color fastness and good dyeing uniformity, and is free of dyeing defect.

The invention discloses a coating processing technology for imitated oily frosted leather. The coating processing technology comprises the following steps of carrying out drying and finishing on crust leather, carrying out roller coating of grease, carrying out standing, carrying out ironing with a sand roller, carrying out pre-priming-coating, carrying out priming coating, carrying out ironing with a smooth roller, carrying out floating coating, carrying out top coating, carrying out standing, carrying out ironing with the smooth roller, carrying out ironing with a pore roller, carrying out ironing with the smooth roller and carrying out surface treatment so as to obtain the finished leather, wherein the grease used in the process of roller coating of the grease is prepared from 100-125 parts of water, 75-80 parts of mixed emulsion of sulfated synthetic grease and phospholipid, 20-25 parts of chlorinated paraffin and 100-125 parts of penetrant. According to the coating processing technology, the finished leather has the frosted touch feeling, is high in oiliness feeling, good in air permeability and perspiration performance and soft and full in leather body, the comfortable and natural genuine leather feeling and excellent hygienic performance of natural leather are better highlighted, and leather products such as shoes, boots, bags and suitcases and sofas made of the finished leather are attractive, elegant and noble and belong to high-quality products in the leather products; and meanwhile, excellent rubbing color fastness is achieved, and the dry rubbing resistance, the wet rubbing resistance and the sweat rubbing resistance can all reach the fourth level or above.

The invention discloses a wool fabric dyeing method, which comprises: 1) sequentially pouring hexamethoxymethylmelamine, maleic acid, polyacrylic acid, dinitroso pentamethylene tetramine and a plant dye into deionized water in a dyeing vat, uniformly stirring, and heating to a temperature of 55 DEG C; 2) sequentially adding iminodipropionic acid, tributyl phosphate, hexanediamine and methacrylic acid diethyl amino ethyl ester, continuously stirring until completely and uniformly mixing, and heating to a temperature of 65 DEG C; 3) soaking a fabric for 25 min in the dying vat; 4) drying the soaked fabric at a temperature of 80 DEG C; 5) immersing the dried fabric in clear water, and rinsing for 25 min; and 6) taking out the rinsed fabric, and carrying out natural air drying. According to the present invention, the dyed fabric has advantages of excellent color fastness, good dyeing uniformity, and no dyeing spot.

The invention discloses antibacterial warm-keeping fabric and a preparation method thereof. The preparation method includes the following steps: performing opening, cotton scutching, carding and residual impurity removal on EKS fibers with cross-shaped cross sections, silver ion antibacterial spandex, sisal fibers and Thermocool fibers, and mixing the fibers to prepare cotton slivers; mixing the cotton slivers for two times fully mix the fibers, and carrying out automatic spooling to prepare blended yarn; performing rewinding, pre-shrinking and qualitative treatment on the bamboo fiber filaments, and seamlessly knitting the blended yarn and the bamboo fiber filaments into gray fabric; dyeing the gray fabric, and drying the gray fabric after dehydrating; and carrying out cross-linking finishing by using a hydrophilic finishing agent, drying, carrying out soft tentering, pre-shrinking, carrying out steam setting after calendering. Through detection, according to GB/T3922-2013, the colorfastness to acid perspiration is level 4-5, and the soaping fastness is level 4-5; according to GB/T3920-2008, the rubbing fastness is level 4-5; and according to GB/T3922-2013, and the color fastnessto alkali perspiration is level 4-5.

The invention discloses a dyeing method of bar-shaped plush fabric. The dyeing method comprises the following steps: 1) successively adding 2-(diethylamino)ethyl methacrylate, poly(aspartic acid), sodium tripolyphosphate, zinc stearate and vegetable dye into deionized water in a dye vat, uniformly stirring and heating to 55 DEG C; 2) successively pouring nitrilotriacetic acid, aliphatic isoalcohol phosphate, dicyandiamide and chitosan, continuously stirring until the materials are fully and uniformly mixed, and heating to 65 DEG C; 3) immersing fabric in the dye vat for 35 min; 4) drying the immersed fabric at 80 DEG C; 5) immersing the dried fabric in clear water and rinsing for 35 min; and 6) taking out the rinsed fabric and naturally airing. The dyed fabric has excellent color fastness and good dyeing uniformity, but has no dyeing defect.