496 results about "Desizing" patented technology

The present invention discloses one kind of pre-treating agent for fabric printing and dyeing and its application. The pre-treating agent includes pre-treating water solution in 40-60 wt% and promoter in 40-60 wt%. The pre-treating agent may be used in the pre-treatment of cotton fabric and blended fabric before printing and dyeing. The cotton fabric and blended fabric treated with the pre-treating agent has full desizing, no degradation in strength and easy printing and dyeing.

The invention is a kind of fore process of biology enzyme continuous desizing, refinery-washing method for cotton textile, which belongs to textile front process field in printing and dyeing industry. It solves the problem that the water and electricity are consumed in a large amount, and goes against with the environment protection, the process reaches the best process effect. The process carries on boiled water heat process to cotton textile, and then through impregnating biology enzyme liquid, steamed biology enzyme desizing, refinery process water cleaning, then through impregnating hydrogen dioxide bleaching liquid, steaming bleaching process, water cleaning etc. processes. By using the process, the fore process effect is good, the desizing effect is good, the white rate is high, and it has good humidification, small harm to fiber, high quality, soft, the method process the colourity, pH value, COD value to degree far lower than the current process, it reduces the bear of waste water processing, it is advantage to protect the environment, the efficiency is high, the low labour intensity, energy saving, and water saving.

The present invention relates to re-compounded enzyme preparation and its application in cotton fabric treatment, and is especially one bath and two step enzyme process for pre-treating cotton fabric. Alkaline pectase, cellulase, alpha-amylase, PVA degrading enzyme, proteinase, lipase, xylanase and sugar oxidase are first re-compounded, and the re-compounded enzyme preparation is then used in the one bath and two step enzyme process for pre-treating cotton fabric. The process includes the first desizing and boiling off step in the treating bath at 55 deg.c and pH 8.0 for 60-90 min, with the sugar oxidase reacting with the desizing product to produce hydrogen peroxide; and the second fabric bleaching step with the enzyme process generated hydrogen peroxide at 95 deg.c and pH 11.0 for 60-120min. The present invention has low power consumption, short technological process and environment friendship, and may be used to replace chemical process.

The invention relates to the field of dyeing, in particular to a short-process low-temperature dyeing aid and a preparation method thereof. The short-process low-temperature dyeing aid is characterized by mainly comprising the following components in percentage by weight: maleic acid acrylic copolymer, sodium ethylene diamine di-orthohydroxyphenyl aceticacid (EDDHA), ethylene diamine tetra sodium, hydantoin, alkyl polysaccharide, ethylene glycol phenylate, sodium glycinate, tristyrylphenol ethoxylates sulfonate, secondary alcohol polyoxyethylene ether, benzyl benzoate and the like. Compared with the prior art, the aid and the method have the advantages that the conventional pretreatment and dyeing processing mode of polyester and blended (yarns) fabrics is thoroughly changed, namely pretreatment processes of the yarns and the fabrics which comprise a yarn and knitwear oil removing process, a woven fabric desizing process, a slight decrement process, a polyester/cotton fabric bleaching treatment process and other processes are combined with a dyeing process to form a one bath treatment process; and the dyeing temperature of one bath dyeing is reduced, reduction clearing processes of most of dyed fabrics are eliminated, water is saved by more than 60 percent, and electricity is saved by more than 30 percent.

The invention provides a dyeing method, and particularly relates to a TR cloth desizing refining and dispersed dyeing-bath dyeing production method. The method is performed according to the following steps comprising sample cloth selection, blank cloth pre-shaping, white cloth singeing, compound auxiliary agent recipe design, preparation and dosage determining, dyeing recipe design, piece cloth jar dyeing, drying and shaping, color cloth singeing, water washing and drying, oiling and shaping, after finishing calendaring, after finishing decator steaming and finished product inspection. The TR cloth desizing refining and dispersed dyeing-bath dyeing production method has the advantages that the energy-saving and emission reduction effects are obvious, in addition, the hand feeling of fabrics after the production and the processing is soft, full color and luster can be realized, and the like. Various internal indexes such as the quality can meet requirements of different customers.

The invention discloses a manufacturing process for a chinlon filament high-strength wear-resistant fabric having a strong cotton touch feeling. The chinlon filament high-strength wear-resistant fabric having a strong cotton touch feeling is manufactured through steps of yarn selecting, sectional warping, sizing, re-beaming, weaving, desizing and washing, dyeing, centralizing, water-sprinkling and setting, calendaring, plastic dropping and the like. According to the invention, throwing, weaving, dyeing and finishing steps are designed in the manufacturing process for the chinlon filament high-strength wear-resistant fabric having a strong cotton touch feeling, so that a problem that a pure cotton fabric is lack of wear resistance is solved, the cotton touch feeling is remained to the largest extent, and therefore the fabric has a good touch feeling, is soft in texture and is high in wearability. The fabric having a strong cotton touch feeling and manufactured through the process can undergo more than 100000 times of wear-resistant tests carried out based on a Martindale method mentioned in the GB/T21196.2-2007(9KPA).

The invention refers to a kind of process for cotton textile starch enzyme, pectinase, prolease continuous desizing, refinement prepreocess, it belongs to textile front process field in printing and dyeing industry. It solves the technology problem that the effect of cotton textile biology enzyme continuous steam front process is not good, and it optimizes the process effect. The invention uses three-steps method front process of carry on cotton textile impregnating desizing enzyme liquid, steaming and washing with water, then carry on impregnating biology refinery liquid, steaming, enzyme eliminating, water washing, finally carry on impregnating hydrogen peroxide solution bleaching liquid, steaming and washing with water. The effect is good, the harm does to the fiber is small, the quality of textile is high, the product is soft, the method process the colourity, pH value, COD value to degree far lower than the current process, it reduces the bear of waste water processing, it is advantage to protect the environment, the efficiency is high, the low labour intensity, energy saving, and water saving.

The invention relates to cotton-like lining cloth which is formed by blending viscose fibre/polyester staple fiber blended yarn serving as warp yarn and functional polyester filament serving as weft yarn, wherein the functional polyester filament can absorb and discharge moisture. In addition, a production process of the cotton-like lining cloth is further related. The production process includes the following steps: 1, warp yarn selection; 2 weft yarn selection; 3, weaving; 4, overflow desizing and bleaching processing or overflow desizing and bath dyeing processing; 5, dehydration; 6, scotching; 7, sizing; 8, coating calendaring; 9, perching volume classification; and 10, laboratory sample detection.

The invention provides a novel sizing agent for sizing terylene or terylene staple fiber. The novel sizing agent comprises the following components in parts by mass: 35 to 40 parts of polyving akohol, 35 to 40 parts of potato starch, 45 to 55 parts of phosphate starch, 10 to 20 parts of crylic acid, 0.5 to 1.5 parts of wax sheets, 1 to 2 parts of antistatic agent and 1 to 2 parts of softening agent. The novel sizing agent has the advantages of easy desizing, stable viscosity, no pollution and low material cost and is beneficial to large-scale production.

The invention relates to the technical field of textile processing, and discloses a dyeing technology of a polyester knitted fabric. The dyeing technology comprises the following steps: performing S1presetting, S2 desizing, S3 neutralization with washing, S4 dyeing, S5 continuous cleaning, S7 dehydration, S8 scutching and S9 setting on a grey fabric, wherein a used dye in S4 dyeing is prepared from the following substances in percentage by mass: 5-10 percent of monoazo dye, 3-7 percent of sodium lignosulfonate, 3-7 percent of OP-10, 15-25 percent of levelling agent, 1-3 percent of acetic acidand 48-73 percent of water. In the dyeing technology, by adding the sodium lignosulfonate and the OP-10 as dyeing auxiliaries in the dye, the monoazo dye has good water solubility; and meanwhile, theOP-10 enables the monoazo dye to be wet and prevents molecules in the monoazo dye from coagulation and then sedimentation, so that the polyester fabric is higher in colour fastness after being dyed,and the colour and lustre of the dyed polyester fabric are more lasting under the natural environment of exposing to sun and wind.

An electronic grade glass fiber cloth surface treating agent and a method relate to surface treatment technology of insulation reinforced material electronic grade glass fibre cloth applied to printed circuit boards. The method comprises that: desized electronic grade glass fibre cloth subjected to two-time desizing is sent for pretreatment, specifically a silane coupling agent pretreatment fluid with a weight percent of 0.03%-0.1% is employed for spraying processing on the cloth surface, and then the electronic grade glass fibre cloth enters an immersion trough for immersion processing by the silicane coupling agent treating agent provided by the invention. The formula of the silane coupling agent treating agent comprises: 0.03%-0.50% by weight of the silane coupling agent (with a general formula Y(CH2)nSiX3), 0.1%-1.7% of acetic acid, and the balance deionized water. The electronic grade glass fiber cloth surface treating agent is economical and efficient; and the electronic grade glass fiber cloth, which is produced by combining the electronic grade glass fiber cloth surface treating agent and the pretreatment technology, possesses the advantages of high heat resistance, ion migration resistance, relatively fast resin wetability and the like.

The invention discloses a desizing pretreatment method for high-density nylon fabric. The desizing pretreatment method comprises two steps including a cold heaping procedure, and an efficient open-width desizing and washing procedure, wherein a working solution used in the cold heaping procedure comprises the components of caustic soda liquid, a degreaser TF-115C, and a four-in-one refining agent TF-170 which are processed for 30-39 hours under the conditions that the liquid containing rate is 28-31% and the temperature is 22-25 DEG C; and a working solution used in the efficient open-width desizing and washing procedure comprises the components of an oxidation desizing agent TF-127K, a sequestering agent TF-133A, a degreaser TF-126 and caustic soda liquid, and the open-width desizing and washing can be carried out under the conditions that the temperature is 96-100 DEG C and the machine speed is 75-83m/min. The desizing pretreatment method has the advantages that the treatment can be carried out at normal temperature by a reasonable design and allocation of each auxiliary component of the working solution in the cold heaping and desizing washing procedures; the damage to fiber is small; the dyeing reproducibility and the primary success rate can be obviously improved; and the technical problems of high energy consumption, large loss of the fabric, and difficult guarantee on subsequent dyeing quality caused by an unreasonable pretreatment process of the common nylon fabric are well solved.

The invention belongs to the technical field of textile printing and dyeing, and in particular relates to a dyeing and finishing technology for a cotton/viscose ammonia multi-fiber stretch fabric employing bio-enzyme low-temperature treatment. The dyeing and finishing technology comprises a pretreatment technology, a dyeing technology and a post-finishing technology. According to the printing and dyeing method for a cotton/viscose stretch fabric, room-temperature stacked desizing is carried out by a biologic desizing enzyme; and an efficient refining agent is selected, so that various pretreatment indexes are effectively improved; soft and fluffy hand feeling of the cotton/viscose stretch fabric is achieved; energy conservation and emission reduction are achieved through low-temperature desizing; potential drapes in the fabric processing process are eliminated; and smooth production of the dyeing procedure is facilitated. A light-colored fabric is dyed from pad dyeing, and a dark fabric is subjected to cold pad-batch dyeing, so that an improvement of various color fastness indexes is met; dyeing process parameters are optimized; and uniform and full dying material quality is obtained. A softening agent is preferably adopted in fabric post-finishing, so that the hydrophilicity of the fabric is achieved; and the wearing comfort of the fabric is achieved.

The invention discloses a printing anti-sliding process for an ultrathin full-cotton wrinkle fabric, which belongs to the field of printing and dyeing processes. The invention aims to provide the printing anti-sliding process for the ultrathin full-cotton wrinkle fabric with soft handle, a high strength retention rate, perfect print register and good seam slippage. The process comprises the following steps: singeing, loose desizing, bleaching and wrinkling, printing, ageing, loose wrinkle recovery and washing and anti-sliding finishing. With the process provided by the invention, uniformity during dyeing can be guaranteed, the fabric is allowed to have good seam slippage performance and a good printing effect, softness and color fastness of the fabric are guaranteed, and uniform wrinkling is realized.

The invention discloses a one alkaline bath dyeing method integrating desizing, cloth refining, bleaching and dyeing. The method comprises: (a) a step of raw material mixing, during which an auxiliary composition is added with stirring at 40 DEG C and dye is added with stirring five minutes later; (b) a step of integrated desizing, cloth refining, bleaching and dyeing, in which 1 to 3 heat-preservation stages are set according to fabric type, the dyeing temperature is 130 DEG C, the total time is kept within 30 to 60 minutes according to the fabric type, and the rate of temperature rise is adjusted within a range from 1 to 2DEG C/min; (c) a step of cooling to 70 DEG C and discharging sewage after dyeing and adding a washing agent for washing; and (d) a step of water washing. The invention also discloses an auxiliary composition used by the method. The auxiliary composition comprises an auxiliary agent for desizing, cloth refining and bleaching and an accelerating agent, wherein the auxiliary agent for desizing, cloth refining and bleaching is a surfactant compound of which the principle component is sodium persulfate, and the accelerating agent is a surfactant compound of which the principle component is 14,16-polyoxyethylene alkyl ether. The invention is applicable to dacron and has the advantages of simple processing, high quality, high efficiency, low pollution and so on.

The invention relates to linnet, particularly to a preparation method for multicolour section linnet. The preparation method comprises the following steps: spinning of linnet yarn, beaming in batches, slashing and combing bobbins, drafting and denting, weaving, desizing and refining, dying, heat shaping, calendering and full decatizing. The multicolour section linnet prepared with the preparation method has the multicolor effect, is smooth in hand feeling, ventilate, moisture conductive, and excellent in elasticity.

The invention discloses antibacterial, deodorant and moisture-absorbing child bed sheet shell fabric. The shell fabric is formed by weaving weft yarn and warp yarn by the ratio of 1:2 in a twilled mode, wherein the warp yarn is formed by blending super-absorbent hollow polyester fibers and bamboo pulp fibers by the ratio of 1:1, and lycra fibers are adopted as the weft yarn. The production technology includes the steps of weaving, singeing, desizing, oxygen bleaching, pretreating, dyeing, soaping, mercerizing, tentering and shaping, preshrinking and detecting. The antibacterial, deodorant and moisture-absorbing child bed sheet shell fabric absorbs water, dries quickly and is breathable, moisture permeable, uvioresistant, antibacterial, deodorant and resistant to acid, alkaline, sweat, dry cleaning and abrasion, and service life is prolonged.

The invention discloses a one-bath low-temperature desizing, refining and bleaching pretreatment method of cotton woven fabric. The method comprises the steps of adding 1-5g/ L of bio-enzyme for desizing, 3-8g/ L of bio-enzyme for refining, 2-6g/ L of hydrogen peroxide, 1-4g/ L of a bleach activator, 2-6g/ L of a chelating agent and 0.5-4g/ L of an auxiliary agent into a one-bath system, adjusting the pH value to 6.0-7.5, putting the fabric into a dye bath according to the bath ratio of 1: (10-100), heating up to 50-70 DEG C at the speed of 0.5-2 DEG C/ minute, carrying out heat preservation for 40-120 minutes, finally, washing the fabric with water, and drying or airing. The bio-enzyme for desizing, the bio-enzyme for refining and the bleach activator are added into a pretreatment system of the cotton woven fabric, so that the processes of desizing, refining and bleaching of the cotton woven fabric can be carried out in one bath at a low temperature, the strength damage to the fabric is avoided, the technological process of the dyeing and finishing pretreatment of the cotton woven fabric can be shortened, the energy consumption is reduced, and the production efficiency is increased.

The invention discloses a polyester taslan fabric moisture absorbing and sweat releasing dyeing and finishing process. The production process includes: cold stacking, open-width desizing, in-cylinder finishing scouring, overflow dyeing, reducing cleaning, finishing, cylinder discharge, dehydration width opening, and shaping. Specifically, the finishing adopts moisture absorbing and sweat releasing, overflow washing is conducted after reducing cleaning, and a moisture absorbing and sweat releasing assistant is added after washing the fabric surface clean to carry out finishing. The process ensures sufficient textile desizing, makes the capillary effect of the taslan fabric reach the best state, so that the textile can fully absorb the moisture absorbing and sweat releasing assistant to enhance the moisture absorbing and sweat releasing effect, and the fabric can be resistant to washing. The process avoids or reduces the generation of watermark problem, and has very good practical effect.

The invention discloses a non-steaming cold pad-batch process of all-cotton or polyester-cotton fabric. The non-steaming cold pad-batch process includes the steps of firstly, padding the all-cotton or polyester-cotton fabric in desizing, refining and bleaching-bathing liquid which is aqueous solution of alkaline agents, additives, Wantefu PLA (polylactic acid) and 100% hydrogen peroxide; secondly, using a rolling machine to roll the fabric padded in the step 1, and batching up after wrapping; and thirdly, washing and drying the fabric batched in the step 2. The non-steaming cold pad-batch process provides moderate conditions, production time is shortened evidently, fabric damage is reduced, energy consumption is lowered, efficiency is improved, treatment of printing and dyeing wastewater is facilitated, and the treated fabric is better than that treated by the traditional cold batch process in terms of impurity removal, wettability and whiteness.