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54results about How to "Not easy to moth" patented technology

Production technology of air spinning cotton core filament covering yarn

The invention discloses a production technology of air spinning cotton core filament covering yarn.The production technology comprises the following technological steps that 1, core filament fibers are prepared into core filaments through cotton opening and scotching, cotton carding, drawing and doubling and air spinning; 2, outer wrapping fibers are prepared into skin yarn through cotton opening and scotching, cotton carding, drawing and doubling and rough yarn obtaining; 3, the core filaments obtained in the step 1 and the skin yarn obtained in the step 2 are fed into a covering yarn device arranged in ring spun yarn equipment to be prepared into covering yarn; 4, the covering yarn is prepared into the finished air spinning cotton core filament covering yarn through a winding process, wherein cotton fibers are adopted as the core filament fibers.According to the preparation technology of the covering yarn, air spinning cotton yarn is adopted as the core filaments, and therefore the finished yarn is high in hygroscopicity, good in dyeing performance, soft in handfeel, comfortable to wear, simple in appearance, not prone to worm damage, firm and durable; due to the fact that the air spinning yarn is high in fluffy degree, the finished yarn obtained by wrapping the air spinning yarn through ring spinning has the unique style of being soft outside and rigid inside, and a fabric is stiff and smooth and comfortable.
Owner:江阴市茂达棉纺厂有限公司

Preparation method of degradable anti-pollution wood plastic material and product

The invention discloses a preparation method of a degradable anti-pollution wood plastic material. The preparation method comprises the following steps: 1) preparing the components in parts by weight: 100 parts of PP/PE powder, 30-40 parts of (150-200)-mesh wood flour, 20-30 parts of modified starch, 10-15 parts of glass fibers, 5-8 parts of (900-1100)-mesh filler, 10-15 parts of nano SiO2 powder, 6-10 parts of toughening compatible coupling agent, 4-5 parts of PA-02 lubricative dispersing compatible coupling agent and 6-8 parts of anti-pollution agent; and 2) highly mixing the PP/PE powder, the (150-200)-mesh wood flour, the modified starch, the glass fibers, the (900-1100)-mesh filler and the nano SiO2 powder to 100-120 DEG C; after fully mixing, adding the PA-02 lubricative dispersing compatible coupling agent, the toughening compatible coupling agent and the anti-pollution agent and mixing to 120-140 DEG C; and after fully mixing, cooling to 30-50 DEG C and granulating to form the degradable anti-pollution wood plastic material. The mechanical properties of the material disclosed by the invention are adjusted by virtue of proportion of the glass fibers and the filler, the degradable environment-friendliness is adjusted by virtue of proportion of the plastic, the modified starch and the wood flour, and finally, the anti-pollution performance is enhanced by virtue of the nanoscale silicon dioxide and anti-pollution agent.
Owner:GUANGDONG HONGYUN FURNITURE CO LTD +3

Method for preparing bamboo mat used for external cable packaging

InactiveCN107443529APrevent bacterial regenerationNot easy to mothWood treatment detailsCane mechanical workingUreaChemistry
The invention discloses a method for preparing a bamboo mat used for external cable packaging. The method includes the following steps that branches and leaves of bamboo are removed, the bamboo is split to form bamboo chips, and the bamboo chips are dried to obtain pretreated bamboo; the pretreated bamboo is placed into a hydrochloric acid solution and subjected to standing, then filtering and natural air drying are conducted, and a product is placed into a sodium hydroxide solution and subjected to standing, so that a material A is obtained; the material A is carbonized, and then a product is delivered to a hot press to be flattened to form a material B; and the material B is delivered into an ethanol solution, cocamidopropyl betaine and butyl titanate are added into the ethanol solution and stirred, hydrochloric acid, urea, citric acid complexing silver nitrate and microcrystalline wax are added, and then heated stirring, filtering, washing, drying and knitting are conducted, so that the bamboo mat used for external cable packaging is obtained. The method can completely kill bacteria and eggs in bamboo and effectively soften a bamboo fiber bundle, so that the stability of the formed bamboo mat in use is guaranteed; meanwhile, the sterilization and antibacterial effects of bamboo fibers are effectively improved, the bamboo fibers are prevented from absorbing moisture and gas in air, and the effects of corrosion prevention and deformation prevention are achieved.
Owner:广德县泉村竹制品有限公司

Highly-impact-resistant composite board and preparation method thereof

The invention relates to a highly-impact-resistant composite board and a preparation method thereof and belongs to the technical field of composite materials and resource regeneration. The highly-impact-resistant composite board is formed by die pressing of a plastic outer-structure layer, glass-fiber cloth, an upper plastic-wood composite material layer, a lower plastic-wood composite material layer and a steel-wire mesh, wherein the steel-wire mesh is positioned between the upper plastic-wood composite material layer and the lower plastic-wood composite material layer; the glass-fiber clothwraps the whole peripheries of the upper plastic-wood composite material layer, the lower plastic-wood composite material layer and the steel-wire mesh; the periphery of the glass-fiber cloth is die-pressed by the plastic outer-structure layer; the plastic outer-structure layer is formed by plastic outer-structure layer boards; the upper plastic-wood composite material layer and the lower plastic-wood composite material layer are respectively formed by plastic-wood composite layer boards. The highly-impact-resistant composite board is simple in structure, convenient in production and manufacture, low in production cost, good in water resistance, difficult in moisture-absorbing expansion, cracking and insect damage, good in impact resistance, more friendly to environment, higher in modulus,larger in rigidity and better in creep resistance.
Owner:NANJING VOCATIONAL UNIV OF IND TECH

Manufacturing method of bamboo wall curtain

The invention discloses a manufacturing method of a bamboo wall curtain. The manufacturing method of the bamboo wall curtain comprises the steps that step 1, moso bamboo growing over five years is gotten, and then the moso bamboo is processed into bamboo chips, and the thickness of each of the bamboo chips is 2-6mm; step 2, the obtained bamboo chips are put on a machine tool and are subjected to roll-in repeatedly until bamboo oil is squeezed out on the surfaces of the bamboo chips, and then the roll-in process can be stopped; and step 3, the processed bamboo chips are put into an acid solution of acetic anhydride, the PH value of the solution is 3-4, the solution is subjected to water-bath heating for 0.5-1 hour, the heating temperature is 60-70 DEG C, and the bamboo chips are taken out,cleaned and dried after the reaction, and then wood wax oil with lysozyme added is brushed on the surfaces of the bamboo chips and the bamboo chips are dried, and the dried bamboo chips after being arranged and woven are attached to lining paper or lining cloth to form the bamboo curtain. According to the manufacturing method of the bamboo wall curtain, the surfaces of the bamboo chips are provided with the lysozyme, and the mold resistance of the surfaces of bamboo bricks is effectively improved.
Owner:湖北楚风竹韵科技有限公司

Manufacturing method of bamboo-root carved product not prone to deformation

The invention discloses a manufacturing method of a bamboo-root carved product not prone to deformation. The manufacturing method comprises the following steps that (1) material selection is conducted, specifically, a bamboo root which is not dry and proper in shape is selected; (2) roasting is conducted, specifically, water is added into yellow mud so that the yellow mud can be blended into sludge, the surface of the bamboo root is coated with the sludge 3-5 cm thick, and the bamboo root coated with the sludge is roasted for 2-3 hours in the environment at the temperature of 80-90 DEG C; (3) shaping is conducted, specifically, the sludge on the surface of the roasted bamboo root is removed firstly, the bamboo root is cleaned, the root hair is trimmed, the contour is formed through a chisel, and finally the root carved product is obtained through carving; and (4) polishing, burnishing and painting are conducted to complete root carved product manufacturing, specifically, in the polishing process, the root carved product is polished integrally through raw emery paper, and then polishing is conducted through fine emery paper. The bamboo root carved product manufactured through the manufacturing method is stable in shape and not prone to being damaged by worms or rotted.
Owner:赤水智博艺术雕刻工艺有限责任公司

Environment-friendly low-cost bamboo mat manufacturing method

The invention discloses an environment-friendly low-cost bamboo mat manufacturing method. The manufacturing method comprises the following steps that S1, coconut oleic acid monoethanolamide and waterare added into a preprocessed bamboo bundle for stirring, a silver nitrate solution is dropwise added, stirring is carried out after dropwise adding, the pH value of a system is adjusted to be 8.5-9.2by using a sodium hydroxide, a citric acid solution, microcrystalline wax and hydrogenated castor oil are added so as to carry out closed heating, under the condition that air is introduced, potassium permanganate is added for stirring, the mixture is cooled to the room temperature, and filtering and washing are carried out to obtain a bamboo bundle compound; S2, water and nano montmorillonite are added into the bamboo bundle compound for stirring, and ultrasonic dispersion, filtering and washing are carried out; and S3, the bamboo bundle is fed into a drying and disinfecting carbon drying machine, the heating temperature of the drying and disinfecting carbon drying machine is 160-190 DEG C, the heating time is 2-4 hours, carbonatization is carried out on bamboo powder, the carbonizationdegree is 5%-30%, and then the environment-friendly low-cost bamboo mat is obtained through weaving.
Owner:施文杰
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