59 results about "Wild silk" patented technology

The present invention relates to a kind of mixed silk quilt wadding and its making process and solves the technological problem of making silk quilt wadding possess the advantages of both mulberry silk and oak silk and raising the integrity of two kinds of silk sheets. The mixed silk quilt wadding consists of is formed with several superposed silk sheets, has surface layers of mulberry silk and oak silk weight accounting for 10-90 %. The making process includes weighing material, stretching to form sheets, superposing and folding edge and twisting.

The invention relates to a production method of bedclothes, in particular to a method for manufacturing a water washable wild tussah silk quilt. The invention provides the method for manufacturing the water washable wild tussah silk quilt which has the advantages of low use cost, close-fitting use as well as comfortable and convenient use. The manufacturing method provided by the invention comprises the following steps of: (1) processing raw materials; (2) carrying out physical expansion; (3) adopting biological-chemical forming; (4) carding the neatened silk floss, lapping, assembling, quilting seam, checking and packing finished products.

The invention discloses an ultraviolet-proof blended fabric and a method for manufacturing the same. The ultraviolet-proof blended fabric comprises, by weight, 35-55 parts of dacron, 25-45 parts of polyester fibers, 12-25 parts of cotton fibers, 5-20 parts of spandex fibers, 2-15 parts of tea fibers, 2-15 parts of tussah silk fibers, 2-15 parts of cashmere fibers and 5-22 parts of sisal fibers. The method for manufacturing the ultraviolet-proof blended fabric includes manufacturing warps and wefts at first; weaving the warps and the wefts by the aid of weaving looms to obtain base cloth; processing the base cloth to ultimately acquire the ultraviolet-proof blended fabric.

The invention provides a novel tussah silk fabric functional finishing agent, a finishing method and a finished tussah silk fabric, wherein the functional components of the functional finishing agent are mainly originated from Chinese chestnut dull leaves which are rich in resource, easily available and low in cost. The tussah silk fabric functional finishing agent further comprises 1, 2-pentanediol and an acidic regulator. After the tussah silk fabric is finished by the functional finishing agent, the weight-gaining, the ultraviolet-resisting and wrinkle-resisting functions of the tussah silk fabric are fully enhanced at one time, and moreover, the fabric has an antibacterial function. The functional components are firm and durable to attach and the lowered range of the mechanical strength after ultraviolet irradiation is greatly reduced, so that the technical problem that the ultraviolet tendering of the tussah silk fabric is overcome. According to the technical scheme, the tussah silk fabric functional finishing agent has remarkable technical advantages of utilization of natural resources, simplification of process method, optimization of input cost and overall effect.

The invention belongs to the technical field of biological materials, and discloses a mulberry leaf powder-mulberry silk sericin/tussah silk fibroin blending film (MLP-MSS/TSF-BF), a preparation method thereof and an application of the blending film. The preparation method of the blending film includes the steps: firstly, preparing mulberry silk sericin solution and tussah silk fibroin solution and uniformly mixing the mulberry silk sericin solution and the tussah silk fibroin solution; secondly, adding gelatin solution and polyethylene glycol 200 solution; finally, adding mulberry leaf powderto obtain mulberry leaf powder-mulberry silk sericin/tussah silk fibroin mixed liquid and drying the mixed solution to obtain the mulberry leaf powder-mulberry silk sericin/tussah silk fibroin blending film. The prepared blending film has excellent tensile properties and antibacterial activity and has an important application potential in the field of medical treatment and cosmetics.

The invention provides tussah silk blended yarn. The tussah silk blended yarn comprises, by weight, 20% to 30% of mulberry silk, 20% to 30% of modal long fibers and 40% to 50% of tussah silk. The invention further provides a spinning process of the tussah silk blended yarn. The spinning process comprises the steps of blow carding, drawing, roving, spinning and spooling. A compact siro spinning mode is adopted, the advantages of siro spinning and compact spinning are combined in compact siro spinning, the evenness CV value and nub and snick indexes are very good, the single thread strength is high, the structure is compact, wear resistance is good, less hair is generated, the amount of harmful hair of 3 mm or above is extremely small, the yarn is smooth and clean, and the fabric quality ishigh. The yarn made through the process can be used for making common underwear, bath towels and other comfortable, soft and high-moisture absorption textile raw materials next to the skin.

The present invention provides a yarn which is a covering yarn consisting of only silk and a yarn containing sericin. A cohesioned silk yarn is obtained by using raw silk, as a core yarn, with sericin in swollen state in reeling process at reel speed of 20 to 100 m/min, and by covering a raw silk in said reeling with a wild silk yarn, and by fusion-bonding a raw silk and a wild silk yarn by sericin. Said cohesioned silk yarn can be subjected to automatic knitting.

The invention provides tussah silk fiber non-woven fabric and a manufacturing method of the tussah silk fiber non-woven fabric. The tussah silk fiber non-woven fabric is characterized by being made of tussah silk short fibers with the non-woven needling technology.

The invention discloses a method for making a tussah silk summer sleeping mat and the tussah silk summer sleeping mat. The tussah silk summer sleeping mat is woven from warp double weave or weft double weave. Original weave or changing weave or combined weave is adopted as surface weave of a textile to increase the design and color varieties of the summer sleeping mat. Original weave or simple changing weave is selected as back weave. The whole surface of the summer sleeping mat is made of tussah silk, the tussah silk is in contact with skin, people can feel soft, cool and comfortable, the skin is helped to improve metabolism of the surface panniculus adiposus, and skin aging can be delayed. The whole back face of the summer sleeping mat is made of pure cotton yarn or polyester cotton yarn, is not prone to slide when in contact with a Simmons mattress, and is good in fitness. The tussah silk does not need to be dyed, the surface of the summer sleeping mat shows the natural ginger of the tussah silk, and the pure cotton yarn or the polyester cotton yarn does not need to be dyed either, so that production procedures are reduced, and environment friendliness is promoted. The tussah silk summer sleeping mat is fine and smooth in surface, good in moisture absorption, light, thin, not prone to wrinkle and capable of being washed through a machine easily.

The invention discloses a tussah silk fibroin composite nanofiber for wound repair. The composite nanofiber is prepared from tussah silk fibroin, carboxymethyl chitosan, gelatin and an antibacterial agent according to a proper ratio through an electrostatic spinning technology under a certain spinning condition. Meanwhile, ethanol is also added into the tussah silk fibroin solution, so that the tussah silk fibroin in the composite nanofiber membrane is ensured to form a beta-folded structure from an angelica-free curled structure; the problems that in the prior art, a nanofiber membrane formed by spinning is immersed in an ethanol solution, so that the nanofiber membrane is adhered, and nanofibers are dissolved in ethanol are solved, meanwhile, the mechanical strength of the nanofibers is improved, and the application range of the nanofiber membrane is widened; the obtained nanofiber has a good application prospect in the aspect of wound repair.

The invention discloses a mint fiber and tussah silk blended yarn and a spinning technology thereof. The mint fiber and tussah silk blended yarn comprises a blended yarn body which is prepared by spinning mint fibers and tussah silks, wherein the weight percentage of the mint fibers is 70%, and the weight percentage of the tussah silks is 30%. The invention relates to the technical field of spinning. According to the mint fiber and tussah silk blended yarn and the spinning technology thereof, through a dyeing process, dyeing after uniform mixing, a carding process, a drawing process, a rovingprocess and a spooling process, 70% of the mint fibers and 30% of the tussah silks are blended, and the blended yarn has the characteristics of the mint fibers and the tussah silks, has unique jewelrygloss and is natural, sumptuous, cool and comfortable. The smell of the blended yarn has the advantage of repelling mosquitoes, the blended yarn can be used for a high-end fabric, and wide application and popularization are facilitated.

The invention provides a tussah silk adhesion preventive carding device and carding method; the carding device comprises a filament collector, a soaking tank and a cleaning tank;a first direction-adjusting wheel and a drying device are arranged between the filament collector and the soaking tank; a soaking shaft driven by a first motor is horizontally arranged in the soaking tank; a silk feeding positioning mechanism is arranged above one end, close to the drying device, of the soaking shaft; a first dewatering mechanism which is inclined upwards is arranged above the other end of the soakingshaft; a cleaning shaft driven by a second motor is horizontally arranged in the soaking tank; a silk feeding adjustment is arranged above one end, close to the soaking tank, of the cleaning shaft; asecond dewatering mechanism which is inclined upwards is arranged above the other end of the cleaning shaft; and one side, far away from the silk feeding adjustment, of the second dewatering mechanismis provided with a compaction silk-finishing mechanism. According to the invention, reeling, soaking and cleaning are integrated, so that the processing steps of silk are simplified, and rapid uniform soaking and cleaning of the silk are achieved.

A resorbable implantable device, such as a suture or prosthesis, comprising one or more silk elements made at least partially (poly)alanine Wild silk proteins of a saturnid moth or analogues thereof.

The invention provides a preparation method of a natural mulberry silkworm/tussah silk fabric reinforced epoxy resin composite material. The preparation method comprises the following steps: selectingand pretreating mulberry silkworm/tussah silk fabric; and preparing the natural mulberry silkworm/tussah silk fabric reinforced epoxy resin composite material by a hand lay-up and hot press molding process and a vacuum resin transfer molding (VARTM) process. The raw material silk fiber adopted by the invention comes from natural sources, is biodegradable and has environmental friendliness; the silk fabric is easy to obtain and mature in textile process; the prepared natural mulberry silkworm/tussah silk fabric reinforced epoxy resin composite material is a low-carbon and environment-friendlygreen engineering material. According to the invention, different forming processes can be adopted, the preparation method is simple, a final composite material finished product has higher tensile strength, bending strength and toughness, and the natural mulberry silkworm/tussah silk fabric reinforced epoxy resin composite material shows excellent energy absorption capacity under the condition ofhigh-speed impact load.

The invention discloses a method for rapidly and efficiently preparing native tussah silk fibroin powder. The method comprises the steps of boiling cleaned tussah cocoon shells in a sodium carbonate solution, repeatedly conducting boiling, removing sericin, and conducting cleaning and drying; and loading the dried tussah silk fibroin fibers into a crushing tank, putting rotating beads into the crushing tank, conducting tight covering with a cover, then immersing the crushing tank into liquid nitrogen or a refrigerator or dry ice for freezing, fixing the fully frozen crushing tank to a stainless steel adapter, starting a freezing crusher for crushing, and conducting screening to prepare the tussah silk fibroin powder with the particle size being micron. The method provided by the invention has the characteristics of rapidness, high efficiency, no pollution and the like, can retain the biological function of the tussah silk fibroin and the natural conformation structure of the nanoscale, overcomes many problems brought by the existing method for processing the tussah silk fibroin powder, and is wide in application.

The invention discloses a method for preparing wholetussah silk powder from silk fibers with preserved sericin and fibroin. The method comprises the following steps: putting the silk fibers with preserved sericin and fibroin into a degradation solution for degradation at 80-90 DEG C for 5-12 hours at a constant temperature, and conducting homogenizing with an ultrahigh-pressure homogenizer to obtain the whole tussah silk powder, wherein the degradation solution is composed of oxalic acid, ammonium chloride and ethylenediamine tetraacetic acid, the mass concentration of oxalic acid in the degradation solution is 2%-4%, the mass concentration of ammonium chloride in the degradation solution is 0.2%-0.8%, and the mass concentration of ethylenediamine tetraacetic acid in the degradation solution is 0.01%-0.5%. According to the method, the sericin and the fibroin can be completely utilized to prepare the whole tussah silk powder, so the biological value of tussah silk is kept; and the method is simple in production process, high in preparation rate, friendly to environment and suitable for standardized production.

The invention relates to the field of textile technologies, and specifically relates to a production process of a cropping towel knitted fabric. In the production process of the cropping towel knittedfabric, the cropping towel knitted fabric is made of blended yarns and polyester filament yarns, wherein the blended yarns are manufactured by blending protein modified polyacrylonitrile fibers, cotton fibers and wild silk fibers, the protein modified polyacrylonitrile fibers, the cotton fibers and the wild silk fibers are spun into the blended yarns, the polyester filament yarns are enabled to serve as bottom locking yarns in weaving, the blended yarns serve as surface yarns, and the bottom of the gray fabric is printed with a sizing agent through subsequent printing type sizing, thereby fixing the cropped fibers, achieving a purpose of reducing yarn falling of the fabric, and enabling the produced cropping towel knitted fabric to have good wearing comfort while having a skin-protectingfunction. In addition, the production process has the advantages of short process flow and ability of avoiding damages to other fibers by the high temperature, and can achieve the purpose of reducingyarn falling of the fabric.