24results about "Animal material" patented technology

The invention discloses a fancy yarn blended by wool and cotton and a preparation method of the fancy yarn, and relates to the technical field of textile, the specific steps are as follows: superfine merino wool and high-quality long stapled cotton / combed cotton are selected, the ratio of the wool to cotton fibers is 1: 1, and scale part denudation or passivation treatment is performed on the wool fibers by adopting a biological enzyme or oxidation method; preparing soft wool; a novel fancy spinning technology is adopted, cotton roving and wool roving are synchronously drafted and spun, and blended yarn of a double-face loop structure with the specified yarn count of 9NM is spun; and dyeing, post-processing, detecting and evaluating the spun yarn. The key bottlenecks of cotton and wool blended products in the aspects of comfort (itching), durability (pilling) and dimensional stability (shrinkage) are systematically solved through the processes of wool softening pretreatment, blending proportion optimization, novel fancy spinning yarn formation optimization, 'inner-cotton and outer-wool 'double-sided structure and mild washing enzyme polishing and finishing, and the key bottlenecks of the cotton and wool blended products in the aspects of comfort (itching), durability (pilling) and dimensional stability (shrinkage) are systematically solved.

The utility model relates to the technical field of down feather processing, and discloses closed down feather degreasing equipment which comprises a degreasing box, a water injection pipe is fixedly connected to the outer wall of the degreasing box, a water drainage pipe is fixedly connected to the outer wall of the degreasing box, an electronic valve is arranged on the top of the water drainage pipe, and a motor is fixedly connected to the interior of the degreasing box. The output end of the motor is fixedly connected with a roller, and a mixing assembly is arranged in the roller; and the mixing assembly comprises a fixing column and a roller, the fixing column is fixedly connected to the interior of the roller, the roller is rotationally connected to the outer wall of the fixing column, and a fixing frame is fixedly connected to the top of the degreasing box. According to the down feather degreasing device, the roller rotates in the roller through rotation of the roller, so that the effect of mixing a degreasing agent, water and down feather is achieved, the problem that the surface of the down feather is damaged due to mixing of a traditional stirring roller is solved, and the down feather protection performance of the degreasing device and the stability of the degreasing quality are improved.

The invention relates to the technical field of cashmere blend fiber fabrics, in particular to a preparation method of a cashmere blend fiber fabric. The cashmere blend fiber fabric is prepared from the following raw materials in parts by weight: 50 to 60 parts of cashmere fiber, 3 to 5 parts of polybutylene adipate elastic fiber, 5 to 8 parts of bacterial cellulose nanofiber, 17 to 22 parts of PNIPAM grafted modified polyester, 6 to 10 parts of polydopamine coated basalt short fiber, 8 to 12 parts of bamboo pulp fiber and 0.8 to 1.5 parts of cross-linking agent. In the manufacturing process of the cashmere blend fiber fabric, the breaking strength of the fabric is improved, meanwhile, the core touch feeling of cashmere is kept, a temperature triggering-humidity cooperation intelligent humidity adjusting system is formed, functional adjustment of the cashmere fabric is improved, the unification of the elastic-soft-durable performance is achieved in the technology, and the production cost is reduced. In-fiber in-situ fixation of the antibacterial agent is achieved, the problem that a traditional after-finishing functional agent is prone to falling off is solved, zero discharge of waste water is achieved, and good environmental protection significance is achieved.

The application discloses a camel hair fiber degreasing and separating method based on biological enzyme-ultrasonic wave cooperation and belongs to the field of textile processing technology. The method is aimed at the problem of high density and smoothness of camel hair fiber scales and special grease components, and combines specific biological enzymes (lipase / esterase) with ultrasonic wave technology. The camel hair fiber is placed in an enzyme-containing treatment liquid, and is treated under ultrasonic wave field with specific frequency (25-60 kHz) and power (0.3-1.0 W / cm2) and suitable temperature (40-50 DEG C). The cavitation effect of ultrasonic wave promotes enzyme liquid penetration and assists in physically separating dense scales, and biological enzymes efficiently and specifically hydrolyze grease, and the two cooperate to realize deep degreasing, gently open the scale structure, and significantly improve the fiber separation degree and cohesion. The method has high degreasing rate (>85%), and can maximize the protection of fiber length, strength and natural luster, solves the technical bottleneck of poor spinnability of camel hair, and is green and environmentally-friendly.

The present invention provides methods for regenerating keratin from keratin-rich sources and uses thereof for fabricating, e.g., shape-memory polymeric fibers, yams, threads, fabrics, structures and objects. In one embodiment, it includes a method for preparing regenerated keratin comprising: (a) providing a keratin-rich source; (b) contacting the keratin-rich source with an aqueous solution comprising a denaturing agent and a reducing agent; (c) heating the mixture; (d) subjecting the extracted mixture to hot filtration; (e) cooling the keratin solution; (f) centrifuging the cooled keratin solution to obtain a subnatant comprising a denatured keratin gel and a supernatant comprising a solution of the denaturing agent; (g) reconstituting the subnatant comprising the denatured keratin gel in water to yield regenerated keratin; and (h) recycling the supernatant comprising a solution of the denaturing agent for use in steps (a) to (e), thereby preparing the regenerated keratin.

The present disclosure relates to a method for producing keratin fibers, for example, a continuous production method. In some embodiments, the production method described herein may include extruding a keratin solution into a first solution to form a first fiber, stretching the first fiber and oxidizing the first fiber to form a treated fiber, stretching the treated fiber one or more times and oxidizing the treated fiber, and curing the treated fiber to form the keratin fiber. Such a production method may be useful for producing keratin fibers with a high draw ratio.

The invention belongs to the technical field of wool spinning raw material processing, and particularly discloses a low-temperature treatment method of goat raw cashmere, which comprises the following steps: S1, manually sorting raw cashmere, adding 1.5-3.0 kg of detergent into a second tank and a third tank of a five-tank cashmere washing machine at the same time, and setting the stirring time of 15 minutes; s2, opening and dust removal, wherein primary opening is conducted, and dust and impurities are removed; s3, the raw down is introduced into a first tank of a five-tank down washing machine to be soaked, and the raw down is controlled to move towards a second tank; s4, the cashmere sequentially enters a second tank and a third tank to be washed, the water temperature is controlled to be 25-32 DEG C, 0.8-1 kg of detergent is added every 30 min in the washing process, and the cashmere is controlled to move towards a fourth tank; s5, the cashmere sequentially enters a fourth groove and a fifth groove to be rinsed, and the cashmere is controlled to be discharged out of the five-groove cashmere washing machine; s6, the cashmere enters a drying machine to form cleaned cashmere; and S7, re-sorting the washed down, and entering a carding stage after re-sorting.

The invention belongs to the technical field of tanning waste processing, and discloses a superfine collagenous fiber as well as a preparation method and application thereof. The preparation method comprises the following steps: drying the tanned leather trimming material, dissociating fibers into small particles, infiltrating the small particles with a rewetting liquid prepared from urea and an oxidizing agent until the water content is 5-120%, and finely dissociating the fibers. According to the method, urea and an oxidizing agent are used for cooperatively treating the dried and fiber-dissociated tanned leather trimming material, hydrogen bonds in the tanned leather trimming material are fundamentally prevented from being regenerated, the dispersibility of the collagen fiber is remarkably improved, and the superfine collagen fiber is prepared. The average diameter of the superfine collagenous fiber provided by the invention is less than 1200 nm, and the superfine collagenous fiber has better strength and thermal stability, is used for preparation, modification and other treatments of a composite material, and can improve the strength, rigidity and other properties of the composite material.

The application relates to the technical field of biological silk production, and specifically discloses a cocoon low-temperature thread-removing pretreatment process, which comprises the following steps: preparing a nanocomposite with a core-shell structure; dispersing the nanocomposite in water to obtain a pretreatment liquid; immersing cocoon in the pretreatment liquid to remove the nanocomposite floating on the surface and form cocoon objects; irradiating the cocoon objects with near-infrared light to make the temperature-sensitive phase change material layer melt and release low-temperature active protease, and obtain pretreated cocoon; and putting the pretreated cocoon into clean water with a temperature of 38-42 DEG C to remove the thread. The nanocomposite with the core-shell structure is loaded into the cocoon through negative pressure penetration and is differentially distributed by using the structural differences of different parts of the cocoon layer. After being heated to the melting point of the temperature-sensitive phase change material layer, the protease is triggered to be released in situ in the cocoon layer, and the effect that the treatment strength and the adhesion strength of the cocoon layer are automatically matched is achieved.

Methods and apparatus for regenerating process waste from the leather manufacturing industry are described. Specifically, the invention relates to an apparatus and a method for recovering fibers from raw hide and leather waste, said fibers being suitable for spinning and for textile processes.

The utility model provides a carbonized wool grease bottom oil recovery device. The carbonized wool grease bottom oil recovery device comprises an installation cylinder, two sets of fixing rings are symmetrically installed on the outer side of the installation cylinder, the fixing rings are arranged in rotating grooves formed in the inner sides of the installation rings, and the installation rings are arranged to be of a vertically symmetrical structure. The deoiling cylinder is mounted on the inner side of the mounting cylinder, a plurality of groups of deoiling holes are uniformly formed in the outer side of the deoiling cylinder, carbonized wool can be filled in the deoiling cylinder, and the mounting cylinder can be driven to rotate by the motor, so that the deoiling cylinder rotates synchronously; furthermore, grease contained in the carbonized wool in the deoiling barrel can be thrown out and concentrated into the space, on the outer side of the deoiling barrel, in the mounting barrel, so that the grease contained in the carbonized wool is collected, and then the grease can be discharged through an oil discharging pipe mounted on the mounting barrel; the grease recovery mode does not need to add chemical reagents, and is very environment-friendly.

The invention discloses a manufacturing method of an infant teaching aid based on a wool product, and belongs to the technical field of infant education appliances, the method comprises the following steps: pretreatment of raw materials: soaking wool in a weakly alkaline solution at 40-50 DEG C; manufacturing an achnatherum splendens woven substrate; the wool felt is manufactured through three-dimensional interwoven network wool laying, 55-70 DEG C hot water spraying and staged variable-pressure rolling and pressing; dyeing with a natural plant dye; twisting woolen yarns; making a felt picture by using a thick-medium-thin three-level poke needle; weaving the fabric; by optimizing process parameters, operation safety of infants is ensured, the system design has a multi-level education function, traditional culture of Kazakh is fused, fine hand actions, hand-eye coordination, attention, creativity and cultural recognition of the infants are remarkably improved, and the kindergarten teaching aid is suitable for being popularized and applied in kindergartens.

The invention provides cocoon cooking liquid of amber silkworm cocoons and a silk reeling method of the amber silkworm cocoons, and belongs to the technical field of silk making in the sericulture industry. The invention relates to a cocoon cooking liquid for amber silkworm cocoons. The cocoon cooking liquid is an aqueous solution containing 0.1%-0.3% by mass of potassium carbonate and 0.1%-0.3% by mass of ethylenediamine tetraacetic acid. Compared with a traditional silk reeling method, the amber silkworm cocoon silk reeling method developed on the basis of the cocoon cooking liquid has the advantages that the cocoon cooking conditions are relatively mild, the damage to the mechanical property of silk fibers is small, and the color and luster of cocoon silk are reserved to a large extent; the end groping is easy, the reelability is good, the end dropping frequency is reduced, and the working efficiency is improved; the method is simple and convenient to operate, and the process cost is saved.

A method for extracting keratin from wool fibers is described. The method includes treating the wool fibers in a solvent, washing, and drying to form cleaned wool fibers. The method incudes cutting the cleaned wool fibers and dispersing in an ionic liquid to form a slurry. The method further includes sonicating the slurry to form a first composition containing dissolved keratin. The method also includes mixing the first composition with water to precipitate the keratin from the first composition. Additionally, the method involves separating and collecting the precipitated keratin from the first composition, washing, and drying to form the keratin. The method for extracting keratin from natural fibers is also described.

The invention discloses a wool processing acidification device, and relates to the technical field of wool processing, the wool processing acidification device comprises a support, an electric control module mounted on the support, and a storage module mounted in the electric control module; the electric control module is composed of an electric control system and a liquid discharging box, a leakage-proof cover plate is rotationally installed on the electric control module and is driven by an electric push rod to rotate, and a batching module is installed in the support. The wool acidizing device has the advantages that during wool acidizing, winding and accumulation are avoided, wool can be diffused more quickly and more uniformly, the wool acidizing efficiency is effectively improved, wool acidizing is more uniform, wool solute is separated from wool fibers by adopting an extrusion mode, and the wool acidizing efficiency is improved. The probability that dissolved impurities are wrapped by accumulated wool and cannot be discharged is reduced, and wool acidification is more thorough.

The utility model relates to an alkali liquor supplementing system of a cotton beating machine. The device comprises an alkali liquor pool and a PH meter which are located below the cotton beating machine, the PH meter is inserted into the alkali liquor pool, the device is structurally characterized by further comprising a fixed connector, a movable connector and a connector sleeve, the fixed connector is arranged on the alkali liquor pool, the connector sleeve is movably arranged on the fixed connector, the movable connector is connected with the fixed connector through the connector sleeve, and the movable connector is connected with the fixed connector through the connector sleeve. The alkali liquor pool is provided with universal wheels, the fixed connector is provided with a fixed limiting groove, the connector sleeve is provided with a movable limiting table, the movable limiting table is located in the fixed limiting groove, the inner wall of the fixed connector is provided with a fixed inclined connector, and the outer wall of the movable connector is provided with a movable inclined connector. The movable inclined connector is located in the fixed inclined connector, a fixed limiting table is arranged at the end of the fixed connector, a movable limiting table is arranged at the end of the movable connector, and the movable limiting table makes contact with the fixed limiting table.

Disclosed is a method of forming a collagenous textile filament. The method comprises supporting a continuous thread of collagenous extrudate upon a moving build platform surface through the liquid of a fibrillation bath; transferring the thread of collagenous extrudate to at least one drying module; and moving the thread of collagenous extrudate through the or each drying module. In the or each drying module, the thread moves unsupported through a drying cavity from a first roller to a second roller spaced apart from the first roller. The or each drying cavity is warmed by at least one heater. Also disclosed are related apparatus, products and uses of the collagenous textile filament.

Provided is a method for recovering a fiber component comprising either polyester fibers or protein fibers, the method comprising; treating a fiber product containing the polyester fibers and the protein fibers with an alkylene glycol solution of an alkoxide or an aqueous solution containing a reducing agent. Further, it is preferable that the protein fibers are animal hair fibers and that the polyester fibers each include an alkylene benzenedicarboxylate as a main repeating unit. It is also preferable that the alkoxide is sodium methoxide and that the alkylene glycol is polyethylene glycol. The method makes it possible to recover protein fibers having good quality.

The present application relates to cashmere blended fiber fabric technical field, especially to a kind of preparation method of cashmere blended fiber fabric, the cashmere blended fiber fabric is composed of the following weight parts of raw materials: cashmere fiber 50-60 parts, polybutylene adipate elastomeric fiber 3-5 parts, bacterial cellulose nanofiber 5-8 parts, PNIPAM graft modification polyester 17-22 parts, polydopamine coated basalt staple fiber 6-10 parts, bamboo pulp fiber 8-12 parts, crosslinking agent 0.8-1.5 parts.In the process of making cashmere blended fiber fabric, the breaking strength of the fabric is improved while maintaining the core touch of cashmere, forming a "temperature trigger-humidity synergy" intelligent humidity control system, improving the functional regulation of cashmere fabric, in the process, the performance of "elasticity-softness-durability" is unified, and the in-situ fixation of antibacterial agent in the fiber is also realized, solving the problem of easy falling off of traditional after-treatment functional agent, and zero wastewater discharge, with good environmental protection significance.

The utility model belongs to the technical field of wool processing, and particularly relates to a water-saving type multi-section biological enzyme cleaning machine which comprises a base plate, a left side plate, a partition plate and a right side plate are sequentially and fixedly installed on the top of the base plate from left to right, and a soaking barrel is fixedly installed between the left side plate and the partition plate in an inserted mode. A cleaning cylinder is fixedly inserted between the partition plate and the right side plate, and a mounting plate is fixedly mounted on the surface of the soaking cylinder. According to the water-saving type multi-section bio-enzyme cleaning machine, wool subjected to primary cleaning is stuffed into the soaking cylinder, bio-enzyme soaking liquid is introduced into the collecting pipe, and the bio-enzyme soaking liquid enters the soaking cylinder through the extension pipe and the multiple insertion pipes, so that the bio-enzyme soaking liquid is fused and soaked with the wool in the soaking cylinder at the same time through multiple positions; therefore, the fusion speed of the bio-enzyme soaking solution and the wool can be increased, and the soaking treatment efficiency of the bio-enzyme on the wool is further improved.

The present application belongs to the field of textile technology, and relates to a preparation method of wool yarn, in particular to a mothproof and antibacterial wool yarn and a preparation method thereof. The wool yarn is obtained by spinning the wool after scale removal treatment, antibacterial treatment and mothproof treatment, and has antibacterial property, mothproof property, excellent dyeing effect and light transmittance.

A method of forming collagen textile filaments is disclosed. The method includes supporting a continuous filament of collagen extrudate on a surface of a moving build platform through a fibrillating bath; transferring the filaments of collagen extrudate to at least one drying module; and moving the filament of collagen extrudate through the or each drying module. In the or each drying module, the thread is moved without support from the first roller through the drying chamber to a second roller spaced apart from the first roller. The or each drying chamber is heated by at least one heater. Related devices, products and uses of collagen textile filaments are also disclosed.

The utility model provides a silk dividing device for silkworm cocoon processing, which relates to the technical field of silkworm cocoon processing and comprises a mounting seat, a travel groove is arranged on the upper surface of the mounting seat, a sliding rail is fixedly connected to the inner bottom wall of the mounting seat, a sliding block is slidably sleeved on the outer surface of the sliding rail, and a moving plate is fixedly connected to the upper surface of the sliding block. One end of the moving plate penetrates through the travel groove and extends to the upper surface of the mounting base, a fixing plate is fixedly connected to the upper surface of the mounting base, a servo motor is fixedly mounted on the surface of one side of the fixing plate, and a rotating shaft is fixedly mounted on an output shaft of the servo motor through a coupler. According to the silk winding device, the single driving source is used for winding and winding silk on the winding drum, meanwhile, the winding drum moves left and right in a reciprocating mode, the silk is evenly distributed on the surface of the winding drum during winding, the silk winding capacity of the winding drum is improved, frequent replacement of the winding drum is avoided, and the silk winding efficiency is improved. And the filament separating and winding efficiency is further improved.

There are described methods and apparatuses for the regeneration of processing waste from the leather manufacturing industry. Specifically, the present invention refers to apparatuses and methods for the recovery, from hide and leather waste, of fibers which are made fit for spinning and for being used in textile processes.