1758 results about "Wool fiber" patented technology

A filter assembly for use in an air filtration unit, particularly for filtering cooking vapors. The assembly includes a filter disposed across an air flow and a grease pre-filter located upstream of the filter. The grease pre-filter is formed principally from wool fiber having an approximate density of 150-200 g/m2 and a loft of substantially 15-20 mm. The use of such a pre-filter substantially prolongs the service life of the filter before cleaning is required.

The invention discloses a high denier single spinning single yarn and the processing method. The yarn general branch is 35-60S/1. The material is pure wool or the mixing yarn by wool and terylene, mucilage glue, nylon, the cashmere and floret. It selects the proper material and the using mass in process; also in strip dye and combing process, the animal fiber such as wool, cashmere and floret is dying in low temperature, but for terylene, it uses the dye water in 130deg.C to add the assistant agent in dye or back treat process. In spinning process, it uses the compact spinning or multi spinning to protect the wool fiber and improve the dye quality. So the single yarn has little feather and big strength, good elasticity and good abrasion resistance.

The invention relates to an industrial anti-flaming exposure suit fabric and a manufacturing method and an exposure suit thereof. Yarns used in the industrial anti-flaming exposure suit fabric are formed by the blending of anti-flaming viscose, wool fibers and nylon fibers. The blending proportions (weight percentage) of the anti-flaming viscose, the wool fibers and the nylon fibers are respectively 45 percent to 55 percent, 35 percent to 45 percent and 5 percent to 15 percent. The industrial anti-flaming exposure suit fabric used in front of electric welding and metallurgy smelting furnaces has the functions of permanent anti-flaming performance, high temperature resistance, heat convection resistance, molten metal splashing resistance, and the like. The fabric is not only suitable for firefighter uniforms, flying protective clothing, and the like, realizes permanent anti-flaming performance and high temperature resistance, but also meets the requirements of the anti-flaming exposure suit fabric used in front of the electric welding and metallurgy smelting furnaces for the functions of heat convection resistance, molten metal splashing resistance, and the like.

Ultraviolet-preventing antibacterial fabric comprises, by weight percentage, 10-15% of adhesive anion functional fibers, 10-15% of soybean protein fibers, 20-30% of bast fibers, 5-10% of wool fibers, 5-10% of nanometer bamboo carbon fibers, 10-15% of chitin fibers, 2-5% of nano-silver-ion fibers, 4-6% of ultraviolet-preventing finishing agents, and 2-4% of mosquito-repellent finishing agents. The ultraviolet prevention performance and air permeability of the fabric are improved, and meanwhile the fabric has effects of preventing bacteria and repelling mosquitoes. The fabric is good in application effect in home textiles, sanitary products, sports goods, health care, bacteria prevention and mosquito repellent.

The invention relates to an antibacterial treatment method for wool fiber, which comprises the following steps: an organic-inorganic composite antibacterial agent, namely silver-bearing silicon dioxide-chitosan is taken as an antibacterial agent and prepared into a pentabasic antibacterial mother liquor with anhydrous alcohol, deionized water, a diluted hydrochloric acid, a dispering/coupling agent and gamma-vinyltriethoxysilane A-151; the wool fiber is subjected to pre-irradiation of the ultraviolet light, and then immersed into the antibacterial mother liquor for secondary irradiation; and the wool fiber and the silver-bearing silicon dioxide-chitosan composite antibacterial agent generate chemical reaction under the action of a light trigger benzophenone and are combined by means of valence linkage to form an antibacterial film with the thickness of 200 nanometers. The antibacterial treatment method improves the persistence of antibacterial functions of the wool fiber, and the antibacterial rate of the wool fiber is still 98.6 percent after being washed for 50 times. Moreover, the antibacterial treatment method has short process flow, small number of equipment used, quick antibacterial speed, high efficiency and good effect, is easy to prepare the mother liquor, is particularly suitable for performing antibacterial treatment on the wool fiber and pashm fiber, and improves the efficiency by 90 percent compared with the prior antibacterial technology.

The invention discloses a piecedyed jet black fine-spun facing and a preparation method thereof, and relates to the technical field of wool spinning. Raw fiber used comprises natural wool fiber. The preparation method comprises steps of preparation, spinning, weaving, dyeing, finishing and the like. The method is characterized in that the raw fiber used further comprises wool natural fiber, and non-wool natural fiber or/and chemical fiber blended spinning material. The preparation method comprises a step of wool top chlorination treatment in the preparation step, or fabric chlorination treatment in the step of dyeing and finishing, further comprises steps of low-temperature plasma treatment in the steps of preparation, spinning or dyeing and finishing to generate obvious dyed color to enhance effect, so even jet black wool and blended-spun and fine-spun facing without dyeing defect can be obtained. Detection by a computer color photometer shows that blackness of the facing is deep, L value is up to 3.5-9.5, chromatic aberration between pieces is small, and delta E is equal to or less than 0.5. No expensive piece goods treating machine is needed, and the method has the advantages oflow cost, simple process and stable quality.

The invention discloses a method for protease-method wool felt-proofing treatment by using an ultrasonic technology, belongs to the application technical filed of wool fabric dyeing and finishing in the wool manufacturing industry and aims at solving the problems that the treating time is long, the felt-proofing rate is high and the fiber damage is large in a single protease method so as to realize the effect of optimizing wool fiber/wool top/wool fabric biological enzyme-method felt-proofing finishing. The felt proofing can be performed on wool under an ultrasonic condition, the protease catalytic hydrolysis speed is increased, the shedding off of a wool scale layer is accelerated, the protease method treating time is shortened, and the degradation of the protease to the inferiors of fibers is reduced. The synergistic effect of ultrasonic waves and the protease can replace a conventional chlorination method or single protease method felt-proofing method, so that the felt-proofing performance of wool fabrics is improved.

The invention relates to a multifunctional thermal underwear fabric and a processing method thereof, belonging to the field of textile technology. The multifunctional thermal underwear fabric comprises a face weave and a bottom weave, wherein the face weave consists of cotton fibers, polyester fibers, spandex fibers, bamboo charcoal fibers, viscose fibers, wool fibers and plant protein fibers; and the bottom weave consists of polyester fibers. The content of the cotton fibers accounts for 34-60 percent of the total components, the content of the polyester fibers accounts for 26-39 percent of the total components, the content of the spandex fibers accounts for 5-6 percent of the total components, the content of the bamboo charcoal fibers accounts for 0.5-6 percent of the total components, the content of the viscose fibers accounts for 1-17 percent of the total components, the content of the wool fibers accounts for 1-5 percent of the total components, and the content of the plant protein fibers accounts for 0.5-7 percent of the total components. The multifunctional thermal underwear fabric has the advantages that the functions of the fabric are expanded by guaranteeing an excellent warmth keeping performance through the cotton fibers, by guaranteeing ideal elasticity through the spandex fibers, by reflecting a good moisture absorbing performance and air permeability through the polyester fibers and by reflecting a good antibiotic property through the bamboo charcoal fibers; and since function processing, baking and secondary ironing processes are increased, the fabric has an aromatic long-lasting effect.

An all natural filter assembly without toxic materials for use in an air filtration unit is provided. The filter assembly for use in an air filtration unit includes a support frame and a disposable grease filter disposed across said support frame. The disposable grease filter is formed of wool fiber coated with a bonding agent comprising a natural soy, whey and/or linseed solution. Also provided is a disposable grease filter blanket, which includes a wool fiber woven, non-woven or needle punched blanket coated with a bonding agent of a natural soy, whey and/or linseed solution. The filter blanket can be coated with approximately 0.3 grams to 2.0 grams of bonding agent per square meter of wool fiber.

The invention discloses a biological protein wool fiber preparing method, which comprises the following steps: blending animal fur and fiber to produce soluble liquid in the ion liquid with positive and negative ion of fusing condition at 100 deg.c and positive ion to form salt; solidifying in the water, carbinol, alcohol, cyanoethyl or (NH4)2SO4 solution; adding adjuvant in the soluble liquid; solidifying in the water, carbinol, alcohol, cyanoethyl or 30 percent (NH4)2SO4 solution; evolving biological protein fur fiber.

The invention provides flame-retardant protective clothing fabric, and relates to textiles, in particular to the flame-retardant protective clothing fabric. The flame-retardant protective clothing fabric is formed by weaving flame-retardant yarn comprising the following fibers by total weight: 50 to 60 percent of wool fiber, 15 to 30 percent of polyphenyl thioether fiber and 10 to 35 percent of flame-retardant viscose fiber. The flame-retardant protective clothing fabric is light, safe, and favorable in mechanical property, chemical stability and temperature resistance; and the working safety of a person wearing the flame-retardant protective clothing fabric is improved. The flame-retardant protective clothing fabric is high in strength, tearing resistance, stretching resistance and friction resistance, not only has permanent flame retardancy, but also can effectively prevent splashing of molten metal liquid drops, is high-temperature resistant, and can keep the integrity, the wearing comfort and the like of clothes.

The invention relates to rock wool fiber forming equipment and particularly relates to a direct linkage type four-roller centrifuging machine for producing rock wool. The direct linkage type four-roller centrifuging machine comprises four roller bodies, motors and glue spraying devices, wherein each roller body comprises a roller head, a rotary shaft and an evaporation opening; the rotary shafts are connected with the motors by virtue of couplers; the rotary shafts are hollow shafts and are sleeved at the outer sides of cooling water pipes; the cooling water pipes are sleeved at the outer sides of glue spraying pipes; the front ends of the cooling water pipes are communicated with the roller heads; the front parts of the glue spraying pipes are stretched out of the front ends from the centers of the roller heads so as to be provided with glue spraying discs; the rear ends of the glue spraying pipes are stretched out of the cooling water pipes so as to be connected with a resin hose; the couplers and the motors are hollow; the couplers and the motors are sleeved at the outer sides of the rear parts of the cooling water pipes; air rings are arranged on the outer sides of the four roller bodies; edge spraying devices are arranged on the outer sides of the air rings; the edge spraying devices are in an integral structure. The direct linkage type four-roller centrifuging machine for producing the rock wool has the characteristics of capability of directly driving the roller bodies to rotate by virtue of the motors, small volume, high yield and stability in transmission.

The invention relates to a method for manufacturing a micro-hollow and micro-bubble rock wool by using basalt as a main ingredient and a product of the method. The method comprises the following steps of: 1, firing; 2, preparation of materials: pulverizing basalt, dolomite or limestone (which serves as a fluxing agent) to be a lump material with the diameter being 3-10CM, pulverizing fluorite andsilica (which serve as regulators) to be a lump material with the diameter being 0.5-2CM, processing combustion-supporting carbon to be a lump material with the grain diameter being 5-15Cm, and preparing the materials according to the weight proportion of 60-85 percent of basalt, 10-28 percent of dolomite or 10-28 percent of limestone, 5-15 percent of fluorite and 0-10 percent of silica and according to the volume ratio that aggregated rocks to combustion-supporting carbon is 4.5-6 to 3-4; 3, charging: charging the prepared combustion-supporting carbon and the prepared aggregated rocks in sequence into a smelting furnace according to a laminated circular charging way until the furnace is filled up; 4, smelting: smelting the basalt, the regulator and the aggregated rocks serving as combustion-supporting agents to form smelted streams; and 5, fiber-making: performing high speed centrifugation on the smelted streams, continuously air-blowing the smelted streams at high pressure and cooling to prepare a rock wool fiber having a micro-hollow and micro-bubble structure. By the method, the defect of technology prejudice is overcome, the method is simple in process and low in cost, and the product has high quality.

A cleaning/polishing pad for cleaning or polishing stone, terrazzo or concrete floors comprises a flexible, disk-shaped pad body having an upper mounting surface and a lower working surface, the pad body comprising natural wool fibers. A plurality of resin segments spaced apart from one another and affixed adjacent the lower working surface of the disk-shaped pad body, the resin segments including diamond particles embedded therein, wherein each of the plurality of resin segments is affixed to the pad body in such a way that the majority of the resin segment stands proud of the pad body.

The invention discloses an ecological anti-felting finishing method for wools. The pretreatment adopts hydrogen peroxide pretreatment; and by padding the wools into mixed finishing solution of fibroin finishing agent SP1 and chitosan with certain concentration, the anti-felting rate of the treated wool fabrics is less than 3 percent, the strength is increased by about 6 percent, the whiteness is changed little, the air permeability of the wool fabrics is superior to that of the primary fabrics, the elongation at break is reduced, the water absorption is increased, the handfeel is soft, the anti-pilling property of the wool fibers is improved by 2 to 3 levels, and the wool fabrics can fully meet the requirement of machine wash. The method comprehensively adopts the environment-friendly finishing agent to perform anti-felting finishing for the wools, has no residues of harmful substances, does not cause environment pollution, simplifies the treatment process, shortens the process flow, has shorter period, and improves the feasibility of industrialized operation.

The invention discloses a preparation method of novel wool-like differential fibers, which is characterized by comprising the following steps of: 1) adopting polytrimethylene terephthalate (PTT) as a raw material to prepare a pre-oriented yarn (a); 2) adopting modified high-shrinkage polyester as a raw material to prepare fully-drawn high boiling water shrinkage fibers (b); and 3) on a DTY machine, passing the pre-oriented yarn (a) through a roller, a hot box and a cooling plate, performing drawing false twisting on the pre-oriented yarn on a false twister, converging the pre-oriented yarn with the high boiling water shrinkage fibers (b) in front of two rollers, and performing network compounding on the pre-oriented yarn and the high boiling water shrinkage fibers, and then passing the pre-oriented yarn and the high boiling water shrinkage fibers through two hot boxes to obtain a composite yarn product. The preparation method develops the novel wool-like differential fibers, the PTT fibers floating on the surface layer are much closer to wool fibers in performance and are superior to common wool-like products in the performance of elastic recovery, handfeel, antistatic property, dyeing and the like, and simultaneously, the treatment of forming different sections of the two raw materials ensures that the products have significant improvements on luster and fibrillation resistance.

The invention relates to a method for the modification treatment of wool fibre and belongs to the field of dyeing and finishing technology. The method adopts pre-oxidation treatment, oxidation treatment, reduction treatment, enzyme hydrolysis treatment, softening treatment and other modification procedures, can effectively improve the felting property of loose wool fibre, wool yarn, wool strips, wool flower type strips so as to prepare a worsted wool product, so as to achieve the effects of felting prevention and machine washablility, improve the dimension stability of the worsted wool product and simultaneously obtain soft and smooth hand feeling and excellent lustrousness. The standard washing shrinkage rate of the wool clothing product produced through the method is lower than 3 percent.

The invention relates to a method for preparing a rock wool panel by melting solid waste, comprising: by adding No.1 additive and No.2 additive, adjusting the acidity coefficient of solid waste melting material to be 1.4-1.8; under the condition of meeting the formulation of the rock wool panel, fully melting and evenly mixing the solid waste in a rotary kiln at the temperature of 1450-1530 DEG C and under the condition of rotating oxygen; and then, forming rock wool fiber by treating a melted body by thread throwing through a four-roller centrifugal machine, and preparing the qualified rock wool panel product. By adopting the method, the production power consumption and the cost of the rock wool panel product can be greatly reduced, and reclamation, reduction and hazard-free treatment of the solid waste are realized to the utmost extent.

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 provides a low-wool-content multi-component chemical fiber blended fabric and a preparing method of the low-wool-content multi-component chemical fiber blended fabric and belongs to the field of spinning dyeing and finishing. Wool is added to multi-component chemical fibers and the low-wool-content multi-component chemical fiber blended fabric comprises, by weight, 30% to 40% of polyester staple fibers, 20% to 30% of modified polyester fibers, 10% to 20% of mucilage glue, 5% to 15% of Tencel, 8% to 30% of the wool and 0.1% to 0.6% of conductive fibers. The wool content of a traditional product is changed, wool fibers with the content smaller than 30% are blended with the polyester staple fibers, the modified polyester fibers, the mucilage glue, the Tencel and the conductive fibers in the chemical fibers in a combined mode, so that mutual advantage complement of the various fibers is achieved, and multiple colors, the high comfort degree and the easy-maintenance performance of the fabric are achieved with the low wool content. The technology is reasonable, the technical purpose of one bath dyeing of the wool and the multi-component chemical fibers is effectively achieved, and a new path is created for upgrading orientation and the comfort of chemical fiber fabric.

The invention discloses a cashmere carding machine. A feeding mechanism, an opening mechanism, a carding mechanism and a peeling mechanism are arranged on the cashmere carding machine; a pricker roller, a first cylinder and a working and striping roller group are arranged in the opening mechanism, a second cylinder, a working and striping roller group and a doffer are arranged in the carding mechanism, and a transferring roller is arranged between the opening mechanism and the carding mechanism; air flow generating parts are respectively arranged on both ends of each cylinder, and each air flow generating part adopts a fan blade type structure; the peeling mechanism comprises a peeling roller at the rear position and a pair of upper rollers and lower rollers at the front position, the diameter of each lower roller is larger than that of each upper roller, and the position of the lower roller is backward moved relative to the upper roller. The invention is a new machine type and is particularly suitable for carding the wool fiber material containing a low doping amount, and is of higher performance.

The invention discloses a method for dyeing wool fibers at low temperature, which is characterized by comprising the following steps: increasing one or more than one Gemini cationic surfactant in the process of the prior wool acid dye dyeing or wool active dye dyeing, and then dyeing at specified temperature, wherein usually, the added weight of the Gemini cationic surfactant is 0.1 to 1.0 percent of that of the wool fibers, and the dyeing time is 40 to 90 minutes at a temperature of between 75 and 85 DEG C. The method can improve dyeing quality of the wool fibers and simultaneously reduce energy consumption in the dying process.