297results about "Shrinking resistant fibres" patented technology

The invention discloses an antibacterial and anti-felting wool fabric finishing method, and belongs to the technical field of spinning. The method includes the steps of firstly, adding hydrogen peroxide and sodium hydroxide to preprocess wool fabric so that scale cells and cortex cells of surfaces of wool fibers can be broken; secondly, conducting enzyme treatment, wherein keratinase and alkaline protease are added for concerted reaction enzymolysis, and after keratin enzymolysis is conducted on the outer layers of scales through keratinase, enzymolysis is conducted on cystine of keratin protein of parts such as inner stratum corneum and cortical layers of wool through alkaline protease; thirdly, conducting chemical finishing, wherein twice soaking and twice rolling are conducted on the wool fabric through a glycerol citric acid ester solution. By means of the method, the effect of increasing wool anti-felting and antibacterial capacity is remarkable, reaction time is short, subsequent processing is simple, the influences on breaking force and whiteness of the processed wool fabric are small, dyeing performance is greatly improved, the directional friction effect is greatly reduced, high economic benefits are achieved, and industrial popularization is facilitated.

The invention discloses a high-count pure-cotton formaldehyde-free bright adhesive interlining and a production method thereof. The high-count pure-cotton formaldehyde-free bright adhesive interlining is characterized in that the surface of a coating is bright; the free formaldehyde and hydrolysis formaldehyde are less than 20mg/kg; the peeling strength of hot melt adhesive points is not less than 10N; the warp and weft water washing dimension change rate is -1.0 to 0.5%; the colorfastness to washing is not less than 4-5 levels. The adhesive interlining is free of formaldehyde, so that the processed clothes can be healthy and safe; the surface is bright, thus the quality and level are increased, and the defects such as missing point and missing coating can be easily found during appearance inspection, and as a result, the loss on degradation caused by that the defect of the adhesive interlining is not influenced before being manufactured into clothes products can be avoided for a clothes enterprise; adhesive interlining is high in peeling strength, small in wrap and weft shrinkage, and high in color fastness, so that the quality of high-level clothes cannot be decreased due to poor color fastness of the adhesive interlining; the production method is easily operated, and environmentally friendly.

The invention discloses an antibacterial wash-and-wear fire-retardant finishing liquid which is prepared from the following raw materials in parts by weight: 10-15 parts of glyoxal, 10-15 parts of citric acid, 5-8 parts of cyclic phosphate, 5-8 parts of a licorice extract, 3-5 parts of chitosan, 2-3 parts of magnesium chloride, 2-3 parts of sodium hypophosphite, 1-2 parts of a penetrant, 1-2 parts of a coupling agent, 1-2 parts of a softener, 1-2 parts of ethylene glycol, 1-2 parts of a fiber protecting agent, 1-2 parts of a pH adjusting agent and 1-2 parts of a dispersant. The prepared multifunctional antibacterial finishing liquid is environment-friendly and free of pollution, has good efficacies of being wash-and-wear, shrink-proof, antibacterial and flame-retardant, and can meet the requirements of people on various functional aspects of textiles.

The invention discloses high-quality wide bamboo fiber woven fabric and a production method thereof. The production method includes the steps of singeing, preprocessing, dyeing, shrink-resistant finishing, anti-pilling finishing, mechanical pre-shrinking, inspection and package. The dyeing technology is carried out on a large-capacity jig dyeing machine. The production technology is simple, operation is convenient, product performance is excellent, the warp and weft direction washing dimension change of the fabric ranges from -3% to 1.0%, the anti-pilling level is larger than or equal to the third to fourth level, and color fastness is larger than or equal to the fourth level.

The invention discloses a dyeing and finishing method for a cotton-Dacron blended fabric. The method is characterized by comprising the following steps: (S1) carrying out pretreatment, (S2) carrying out dyeing, (S3) carrying out softening and non-shrink, and (S4) sizing, wherein the pretreatment step comprises the steps of sequentially carrying out cold composting, oxygen bleaching and mercerization, and the dyeing step adopts a disperse dye and reactive dye dispersed bath-method for dyeing. In addition, according to the dyeing and finishing method for the cotton-Dacron blended fabric, disclosed by the invention, the method is simple, energy-saving and low-consumption, the dyeing is uniform, the color fastness is high, the color and luster are plump, and the hand feeling is soft.

The invention discloses a production process of colorful soft denim. The production process comprises the specific steps as follows: pre-treating; feeding cloth-immersing in water and penetrating-straightening weft; and overfeeding-drying-dyeing-dehydrating-washing with ferment-washing and whitening-feeding a softening agent-sizing. By virtue of the process, the air permeability can be effectively improved, the light shading property is reduced, the perspective property of a fabric is avoided and an ultra-soft denim fabric with soft and light texture is prepared; a condition that the denim is faded can be effectively reduced, the stability of the shrinkage rate and the gram weight of the denim are guaranteed and the sizing property is good; and an optimal fabric condition is created for clothes manufacturing. Meanwhile, the problems of traditional denim that the color is single, a fabric surface style is dull and visual impact is lacked are solved, and the trend of times is adapted.

The invention provides a production process of wool terylene blended smooth double-faced woolen goods. The production process of the smooth double-faced woolen goods includes the steps: sufficiently mixing wool fibers and terylene fibers; spinning the mixed wool fibers and terylene fibers into yarns of 13/1 metric number by an open-end spinning frame; weaving the spun yarns on a rapier loom; performing edge sewing, fulling, scouring, dewatering, drying, decating, teasel raising, drying, anti-shrinking finishing, dyeing, softening finishing, scalding, cutting, decating and the like on a woven gray fabric to prepare a finished product. The total number of warp yarns is 6100-6300, the acting reed width is 195-200cm, porter/permeating number is 35/9, weft density is 285-290 yarns/10cm, and theweight of a fabric billet is 930-950g/m<2>. The fabric is fine, smooth and soft in hand feeling, compact in texture, bright in color and high in color fastness and does not easily felt after being washed with water.

The invention discloses a production method of a pure-cotton bright-red extra-wide breadth woven fabric with high wet rubbing fastness. A main production process flow comprises: turnover sewing, primary singeing, alkali-rolling cold-batch desizing, scouring and bleaching, secondary singeing, pre-stentering for wrinkle removal, mercerizing, cold-rolled batch dyeing or dye jigger dyeing, formaldehyde-free shrink resistant finishing, stentering finishing, mechanical pre-shrinking, calendering, checking and packing. The pure-cotton bright-red extra-wide breadth woven fabric is high in surface gloss, the wet rubbing fastness of the product reaches a level 3, the warp and weft washing dimension change rate is in a range of -3.0 percent to +1.0 percent, the pilling resistance is more than or equal to a level 4, the breaking strength is more than or equal to 250N, and a cotton fabric printing and dyeing standard for a superior product is completely reached. The production process is reasonable in design, high in operability, and environmentally-friendly.

A method of treating a substrate comprising contacting the substrate with a composition comprising i) an agent which provides a surface effect and ii) a polymer extender composition comprising a urethane based compound, a composition for treating a substrate, and treated substrates thereof.

In the fluorinated cellulosic material obtained by a method for fluorinating a cellulosic material by reacting a cellulosic material selected from the group consisting of cellulose material and lignocellulose material with at least one fluorine-containing compound selected from the group consisting of fluorine-containing olefin compound, fluorine-containing acrylate compound and fluorine-containing methacrylate compound in an organic solvent in the presence of a catalyst, not only the surface but also the inside of the cellulose and/or lignocellulose materials are modified and high performance of the cellulose and/or lignocellulose materials is realized.

The invention discloses a production method of a dirt repelling and felting resisting wool fabric. The method comprises the following steps: preprocessing a wool fabric, preparing a chitosan silica sol finishing liquid, finishing the obtained wool, and drying the finished wool. Hydrogen peroxide pretreatment and chitosan solution are adopted to protect the wool fabric, so damages to the surfaces of fibers obtained after plasma treatment in low temperature atmosphere are small; the chitosan silica sol finishing liquid is finished to the surface of one side of the wool fabric, and components in the finishing liquid undergo a condensation reaction, and are cross-linked on the surface of the wool fabric to form a film with certain rigidity, so the wool fabric has single side dirt repelling and felting resisting performances; the film formed on the surface of the wool fabric also has flexibility adapting to the fabric, the bonding area between the film and the fabric is large, the bonding strength is good, and the service life of the film bonded wool fabric is long; and chitosan has bacterium prevention and moisture absorption characteristics, so the finished wool fabric has the advantages of good handle, bacterium prevention, moisture absorption and breathability.

The invention discloses a negative-ion finishing process of Australian wool tops. The negative-ion finishing process includes the steps of firstly, soaking the washed Australian wool tops into negative-ion finishing liquid, wherein the negative-ion finishing liquid comprises, by weight percentage, 8-12% of tourmaline powder, 5-8% of organic silicon resin, 2-4% of binder, 1-3% of dispersing agent, 1-2% of pH regulator, 2-4% of penetrating agent and the balance deionized water; secondly, pre-baking; thirdly, baking; fourthly, washing and drying. By the arrangement, the negative-ion finishing process has the advantages that the process is simple and easy to control, safe and environmentally friendly, the negative-ion finishing liquid reasonable in component and proportion is used to finish the Australian wool tops, the shrinkage resistance of the Australian wool tops is increased effectively, and the processed Australian wool tops can release negative ions having a healthcare effect on human bodies.

The invention discloses a dyeing and finishing processing method of acetate fiber/polyester fiber blended fabric. The dyeing and finishing processing method comprises the following steps of 1) preparing scouring liquid, and pretreating the blended fabric; 2) padding with modified liquid resin, presetting for 30 to 60 seconds at 130 to 140 DEG C; 3) preparing disperse dye dye liquor of which the pH is 3.5 to 6.0, and dyeing the blended fabric for 30min to 120min under the condition of 100 to 140 DEG C; 4) performing reduction cleaning on the dyed blended fabric, washing, and stoving at 80 to 90 DEG C. The fabric dyed by the dyeing and finishing processing method is uniform in dyeing, good in dye permeability, stable in size, less in strength loss and good in fastness.

The invention discloses a breathable and warm air layer fabric which is formed by bonding or sewing a hollowed-out fabric and air layer auxiliary materials. The preparation method of the hollowed-out fabric comprises a wool fabric pretreatment step, a chitosan zinc sol finishing liquid preparation step, a finishing step, a baking and drying step and the like. The breathable and warm air layer fabric is formed by bonding or sewing the hollowed-out fabric and the air layer auxiliary materials; the fabric is good in moisture permeability and thermal insulation property; and in the preparation process of the fabric, wool is pretreated by an ionic liquid, and the wool fabric is finished by a chitosan zinc sol finishing liquid. Condensation reaction is carried out between the components in the finishing liquid, and a film with certain rigidity is formed on the surface of the wool fabric in a crosslinking manner, so that the wool fabric has anti-felting performance and prevents the tendency that wool fibers restore the normal position; the wool fabric tends to be compact in microstructure; the wool fabric at orifices is not easy to fluff after laser punching treatment; and the punched hole pattern is stable.

The present invention discloses addition-type silicone rubber latex, a preparation method and an application product thereof. The rubber latex contains the following components in parts by mass: 100 parts of water, 0.2 to 10.0 parts of a surfactant, 0.2 to 10.0 parts of water-soluble silica sol, and 1.0 to 100 parts of the addition-type silicone rubber. During preparation, the surfactant and the water-soluble silica sol are added in the water for uniform mixing, and then the addition-type silicone rubber is uniformly homogenized. The addition-type silicone rubber latex of the present inventionhas stable performance, and the application method is simple. The addition-type silicone rubber latex of the present invention is applied to chemical fiber cotton products having a three-dimensionalstructure or a honeycomb structure, such as pillows, underwear, mattresses and the like, and has excellent anti-compression permanent deformation and wash-resistant performance.

The invention relates to a manufacturing method of regenerated collagen fiber of which gloss and heat discolouration are inhibited. The manufacturing method comprises the steps of raw collagen liquid preparation process, spinning process, water-resisting process and drying process. In the raw collagen liquid preparation process, liquefiable collagen is used as raw collagen liquid, and an aqueous solution which contains the liquefiable collagen and metal oxides is prepared. According to the manufacturing method, the glossy regenerated collagen fiber of which heat discolouration cannot happen when a high-temperature hair iron is used for styling can be obtained.

The invention provides a production process of pure wool ripple double-faced woolen goods. The production process of the pure wool ripple double-faced woolen goods includes the steps: opening Australian wool tops and wool and spinning the Australian wool tops and wool into yarns of 13.5/metric number by a mule spinning process; weaving the spun yarns on a rapier loom; performing edge sewing, fulling, scouring, dewatering, drying, decating, teasel raising, drying, scalding, cutting and decating to prepare a finished product. The total number of warp yarns is 5900-6100, the acting reed width is200-205cm, porter/permeating number is 33/9, weft density is 270-280 yarns/10cm, and the weight of a fabric billet is 890-910g/m<2>.

The invention belongs to the field of textile finishing agents, and particularly relates to a fluoride-free water-repellent antifouling finishing agent and a preparation method and application thereof. The finishing agent comprises a system A and a system B, the weight ratio of the system A to the system B is 1:(0.6-0.8), the system A is prepared from 0.3%-3% of chitosan oligosaccharide, 1%-10% of waterborne polyurethane and the balance water, and the system B is modified nanosilicon dioxide sol. According to the fluoride-free water-repellent antifouling finishing agent, a textile finished through the finishing agent has the super-water-repellent and antifouling effects, meanwhile, the good hand feeling and breathability of the textile can be kept, the excellent antibacterial property and shrink-proofing property are achieved, and a preparation process of the finishing agent is easy to operate and suitable for application and popularization.

The invention discloses a chlorine-free and shrink-proof finishing technology of wool tops. The chlorine-free and shrink-proof finishing technology comprises the following steps: 1) washing with water: carrying out water-washing pre-treatment on the wool tops to remove impurities in the wool tops; 2) carrying out biological enzyme shrink-proof treatment: immersing the wool tops subjected to the water-washing treatment into a biological enzyme shrink-proof treatment solution; carrying out padding treatment, wherein the biological enzyme shrink-proof treatment solution is prepared from the following components in percentage by mass: 1 percent to 3 percent of hydrogen peroxide, 2 percent to 5 percent of sodium hydrogen sulfite, 15 percent to 20 percent of compound proteinase B, 35 percent to 40 percent of organic silicone resin, 7 percent to 10 percent of a penetrating agent and 29 percent to 33 percent of acrylic resin; 3) drying: drying the wool tops subjected to the biological enzyme shrink-proof treatment to obtain a wool top finished product with shrink-proof and anti-pilling performance. By adopting the manner, a technological flow is shortened so that the treated wool tops reach machine-washable shrink-proof effect of traditional chlorination and the anti-pilling performance is improved; in a finishing process, AOX (Absorbable Organic Halogen) pollution is not generated, and energy saving and environmental friendliness are realized.

Methods of improving shrink-resistance of natural fibers (e.g., wool, wool fibers, animal hair, cotton), synthetic fibers (e.g., acetate, nylon, polyester, viscose rayon), or blends thereof (e.g., wool/cotton blends), or fabrics or yarns composed of natural fibers, synthetic fibers, or blends thereof, involving contacting the fibers (or fabric or yarn) with NaOH, H₂O₂, gluconic acid, dicyandiamide, and non-ionic surfactant (e.g., Triton X surfactant such as Triton X-100 and preferably Triton X-114), and optionally subsequently contacting the fibers (or fabric or yarn) with protease and non-ionic surfactant and optionally sodium sulfite and optionally triethanolamine and optionally polyacrylamide polymer. The methods do not utilize dichloroisocyanuric acid, chloroamines, peroxymonosulfuric acid, monoperoxyphthalic acid, permanganate, chlorine gas, sodium hypochlorite, or aminoplast resins.

The invention relates to equipment for non-shrink treatment of wool raw materials and products. Specifically, the equipment comprises a multiple padding device, a washing device, an enzyme inactivation device, an optional softness treatment device and an optional dryer, wherein the multiple padding device comprises n independent padding devices arranged continuously, each padding device comprises a soaking tank and a roller, and n is a positive integer ranging from 2 to 20; the washing device is used for washing padded wool tops or wool products, and washed wool tops or wool products are formed. The equipment further comprises transmission devices located between the padding devices and non-shrink treatment liquid supplementing devices located obliquely above the downstream parts of the transmission devices. The equipment can meet the requirement for non-shrink processing treatment of wool tops and wool products, is environmentally friendly, can achieve continuous operation, has the advantages of uniform treatment and high efficiency and is quite suitable for large-scale industrial production.

The invention relates to a yak wool dyeing method for anti-felting pretreatment of yak wool; the method comprises: (1) performing anti-felting pretreatment, to be specific, oxidizing fiber, reducing the fiber, treating the fiber with proteinase, inactivating the proteinase, and washing; (2) dyeing, to be specific, dyeing with active dye at low temperature. The method has the advantages that the original single dyeing technique is replaced with the anti-felting pretreatment dyeing technique, and dyeing is benefited; in addition, the anti-felting treatment based on original staining enables the flake layer of the yak wool to be further opened, the ability of dye molecules to diffuse in the region is enhanced, dyeing activity of yak wool fiber is improved, and low-temperature dyeing of the yak wool is achieved.

The invention relates to a non-chlorine shrink-proof method of wool fabric. The non-chlorine shrink-proof method comprises an oxidation process and a reduction process, wherein the oxidation process is proceeded in a solution which contains a non-chlorine oxidizing agent; the reduction process is proceeded in a solution which contains a reducing agent. According to the non-chlorine shrink-proof method of the wool fabric, disclosed by the invention, the fabric obtained through the non-chlorine shrink-proof method is environmental-friendly and is easy to care, and the wool shrinkage of the processed wool fabric can be controlled within 8 percent.