35 results about "Fiber crop" patented technology

The present invention is a disposable cushion inserts for shoes designed to temper forces imparted on a foot during activities such as walking and running. The cushion insert in one embodiment has first and second layers conjoined by a bonding method taken from the group of adhesive and ultrasonics. The first layer is constructed of fibrous material taken from the group of fiber crops and polymers that will be treated to have a low moisture content and absorbency with a plurality of air passages apertures passing between the second layer and the cushioned insert exterior. The second layer is manufactured from a cross-linked open cell silicone material having a plurality of conjoined truncated-apex square pyramids where the walls enclose a central cavity with open bottoms providing a structure that is mostly ambient air-filled space that when released from a compressed state returns to its original form. Each of the truncated-apex surfaces has an aperture placed therethrough providing passage for air between each of the pyramid-shaped cavities and the cushioned-insert exterior. Also provides is an embodiment having a base layer conjoined to the second layer manufactured from a frictional material to prevent slippage of the cushioned insert during use.

The invention provides a method for retting flax with microbe mild water for bast-fiber crops, belonging to a retting technology for the bast-fiber crops. The method comprises the following steps of: adding degumming bacteria into a retting vessel according to 0.5 to 1.0 per thousand of the total weight of aqueous solution; heating up to 30 to 40 DEG C after injecting water to 100 percent of the total weight of the aqueous solution; and finishing retting after 40 to 50 hours. The industrial production of the degumming bacteria is completed via primary strain culture, secondary strain culture and industrial production. The method has the characteristics of short retting fermentation period, high percentage of fiber extraction, high fiber stress, small water consumption, low energy consumption, retting water economization, zero drainage of retting water and no environmental pollution.

The invention discloses organic biological pesticide fertilizer. The organic biological pesticide fertilizer is characterized by comprising biotic components and plant components, is not harmful to human and environment, has double effects of fertilizer and insect pest killing, promotes growth of plant, protect agroecological environment, and can replace harmful chemical pesticide and chemical fertilizer. The pesticide fertilizer has a special function of killing insect pests and preventing diseases, and the comprehensive functions of promoting growth of plant, increasing the set of fruit, and improving yield and quality, and is suitable for rice, wheat, cotton, rape, soybean, peanut, corn, fiber crops, watermelon, fruit trees, vegetables, tea, medicinal materials, pasture, nursery stock and the like and has the effect of increasing the yield of walnut and extremely high sensitivity to lepidoptera, orthoptera, diptera, coleopteran, thysanoptera, hymenoptera and acarina insect pests, such as prodenia litura, asparagus caterpillar, cabbage caterpillar, aphid, walnut contarinia citri barnes and locust.

The invention discloses a holding chain type bast fiber crop harvester. The harvester comprises a tractor, a header and a suspending frame, wherein the header comprises multiple sets of cutting devices and a horizontal conveying device; each cutting device comprises a first driven small chain wheel, a second driven small chain wheel, a driving small chain wheel, a first hydraulic motor, a driven large chain wheel, a longitudinal conveying chain, a protective cover, a stalk shifting star wheel, a semicircle fixed blade, a movable cutter shaft, a hexagonal rotary movable blade and a base; the horizontal conveying device comprises a second hydraulic motor, a driving shaft, a device mounting rack, driving chain wheels, horizontal conveying chains and driven chain wheels. After the movable cutter shafts cooperate with all cutting assemblies to perform cutting, the longitudinal conveying chains, the stalk shifting star wheels and the horizontal conveying device cooperate to complete stalk cutting and conveying operation, and the harvester has the advantages of novel design, compact structure, high universality, work stability and high efficiency.

The invention discloses a preparation method of a crosslinking modified straw fiber/PP (polypropylene) wood-plastic composite material and an obtained product. The preparation method comprises the following steps: modifying straws serving as a raw material by adopting chitosan and KH560, then uniformly mixing the modified straw fiber with PP, a lubricating agent and an antioxidant, and extruding and molding the mixture to obtain a product. According to the preparation method disclosed by the invention, the straw fiber is subjected to crosslinking pretreatment, so that the shortcomings of easyauto-aggregation of the straw fiber and low compatibility with a polymer matrix are overcome, the compatibility of the straw fiber and the PP matrix is improved, and the interface performance of the straw fiber and the PP is improved, and then the adding amount of the straw fiber can be up to 40 percent; the recycling utilization rate of the straw fiber is greatly increased; a new way is found forthe application of the straw fiber crop in the field of wood-plastic composite materials.

The invention discloses a caterpillar track type self-propelled fodder ramie combined harvester. A cutting hopper, a feeding cylinder and a rotating knife type air blower of the harvester are connected in sequence. A feeding caterpillar track is arranged inside the feeding cylinder. A discharging outlet of the rotating knife type air blower is located over an opening of an aggregate box; the rotating knife type air blower comprises an air blowing cylinder and a rotating knife air blowing device; a discharging outlet is formed in the top end of an arc face of the air blowing cylinder, a feeding inlet is formed in the front end of the arc face of the air blowing cylinder, a row of fixed cutters are installed inside the air blowing cylinder, and the fixed cutters are located on the edge of the lower side of the feeding inlet; the rotating knife type air blowing device comprises a rotating shaft, a rotating disc, movable cutters and air blowing blades; the movable cutters and the air blowing blades are installed on the arc side of the rotating disc, and a row of movable cutters are arranged between every two adjacent air blowing blades; the rotating shaft is installed in the axis of the rotating disc, and the two ends of the rotating shaft are installed on the side wall of the axis of the air blowing cylinder in a bearing mode. Cutting, shredding and storage are integrated, and the harvester is suitable for harvesting of fiber crops with the large strophism, high fiber and high tenacity.

The invention relates to the field of 3D printing building materials, in particular to a 3D printing alkali-activated geopolymer composite material doped with hibiscus cannabinus bast fiber crop straw, and a preparation method thereof. The composite material comprises hibiscus cannabinus bast fiber crop straw, slag, fly ash, water glass, sodium hydroxide, lignin and water. The kenaf bast fiber, the kenaf straw core and the slag are doped into the alkali-activated fly ash-based geopolymer composite material for 3D printing, so that the stacking performance can be improved, the problems that a common 3D printing material is low in early strength, poor in shape retention, easy to crack, poor in extrusion fluidity and the like are solved, industrial and agricultural solid waste recycling is achieved, application in the intelligent construction field such as additive manufacturing is achieved, and good environmental benefits, economic benefits and social benefits are achieved.

The invention belongs to the technical field of heavy metal polluted farmland remediation. The invention provides a phytoremediation method for heavily cadmium and lead polluted farmland. The method comprises the following steps: firstly, applying a passivating agent to the heavily cadmium and lead polluted farmland soil to reduce the bioavailability, migration and transformation capability and ecological toxicity of heavy metal elements in the soil, and then planting herbaceous fiber crops with heavy metal tolerance into the passivated soil for cultivation to stabilize the heavy metals in the soil and improve the remediation effect. And heavy metal is prevented from diffusing to the surrounding environment to cause further harm. The phytoremediation method is based on a plant stabilization technology, the problem of ecological risks of farmland land seriously polluted by cadmium and lead at the present stage is solved, the underground part of perennial herbaceous fiber crops is reserved in the soil seriously polluted by heavy metal, the effect of stabilizing the heavy metal in the soil can be continuously achieved, remediation can be continuously conducted, and the remediation effect is good. And economic benefits are generated while the soil is repaired.

The present invention relates to a solid adsorbent and a preparation method thereof, and more particularly to an adsorbent material using Corchorus capsularis polysaccharide as a main component and a preparation method thereof. Corchorus capsularis leaves and young shoots have excellent performance of removal of hexavalent chromium in water, because the cells are rich in pectin and other polysaccharides. -OH and -NH2 groups of the polysaccharides are typical of alkaline groups, and due to this special structure, the polysaccharides have chelation with metal ions with certain ionic radius under certain pH value, and are a natural metal chelator. The present invention uses leaves and young shoots of Corohorus olitorius as the raw materials, and separates the rich pectin and other polysaccharides by using physical and chemical means; and the obtained material has good adsorption effect. The invention has the advantages of simple operation, low cost, easiness to implement commercialization, and increase of the added value of the traditional fiber crop Corohorus olitorius.

The invention relates to an apparatus for primary processing of bast-fiber crops and can be used to obtain the same type straw fibers and shives or flax and hemp fibers. The bast crops processing line consists of the sequentially installed recoiling machine, dividing and scutching machine, breaking machine, the machine for scutching raw fibers without pressing tow shaker and shive-fiber waste transportation system, while the latter is fitted with a crushing device. The dividing and scutching machine makes it possible to form a layer of raw material with a definite and optimal density for processing, to card and separate shives from fibers. The machine for scutching raw fibers without pressing provides an intensive separation of shives from fibers, considerably facilitating further separation of free shives in the tow shaker. The crushing device improves reliability of the chive-fiber waste transportation system.

The invention discloses an insecticidal composition containing fluorine lice sulfanilamide. The insecticidal composition comprises an active component A and an active component B, wherein the active component A adopts the fluorine lice sulfanilamide; the active component B is one of flonicamid, cyantraniliprole, chlorantraniliprole, flubendiamide, tolfenpyrad and sulfoxaflor; the weight ratio of the active component A to the active component B is 1:70 to 70:1. The composition disclosed by the invention can prevent and treat multiple pests and has an obvious synergism effect; the insecticidal spectrum is expanded; the insecticidal composition is high in activity to multiple pests on vegetables, fruit trees, food crops and fiber crops; the using amount of pesticides is reduced; the residual amount of the pesticides on the crops is reduced; the environment pollution is alleviated; the insecticidal composition is safe to human and livestock and high in environment compatibility, and the pests are unlikely to generate the drug resistance.

The invention provides a method for preparing cellulose ether by using bast fiber crops, straws and other herbaceous plants as raw materials. Wherein the degumming method for the bast fiber crops, thestraws and other herbaceous plants comprises the following steps: the fermentation degumming of the bast fiber crop raw materials is carried out by using a composite strain, and the composite straincomprises plant spoilage bacteria with a preservation number of CGMCC14601 and bacillus subtilis with a preservation number of CCTCC M2018483. The method adopts a mixed culture of plant spoilage bacteria PW and bacillus subtilis BSE to together catalyze the degradation of non-cellulose of the bast fiber crops, the straws and other herbaceous plants. The preparation method has the advantages of high enzyme activity, fast reproduction, complete enzyme system, simple process, low labor intensity, uniform degumming, thorough removal of colloid and the like.

The invention discloses an insecticidal composition containing fluoxazole amide and beta-cypermethrin. The insecticidal composition comprises an active component A and an active component B. The active component A is fluoxazole amide, the active component B is beta-cypermethrin, and the weight ratio of the active component A to the active component B is 1: 60-60: 1. Preferably, the weight ratio ofthe active component A to the active component B is 1: 40-40: 1. More preferably, the weight ratio of the fluoxazole amide to the beta-cypermethrin is 1: 20-20: 1; the insecticidal composition is used for preventing and controlling pests on food crops, legume crops, fiber crops, sugar crops, melon crops, fruit crops, dry fruit crops, hobby crops, rhizome crops, oil crops, flower crops, medicinalcrops, raw material crops and green manure forage grass crops. After the fluoxazole amide and the beta-cypermethrin are compounded, obvious synergistic and lasting effects are achieved; the dosage ofthe pesticide is reduced, the residual quantity of the pesticide on crops is reduced, and the environmental pollution is alleviated.

The invention relates to a preparation device and a preparation method of a soil conditioner. The adopted raw material is a dissolved substance waste liquid generated in a process of producing wood fibers by using a wood fiber defibering agent. The device comprises a wood sheet defibering device, an extrusion concentration device, a water collection sedimentation tank, a sludge sedimentation tank, a pre-dehydration device, a filter pressing dehydration device, a drying device and a filtrate tank. The preparation method comprises a wood fiber defibering and concentrating stage, a sludge-water separating stage and a sludge dewatering and drying stage. According to the invention, the soil conditioner prepared by the preparation device of the soil conditioner can improve the air permeability of soil, increase the growth of plants and enhance the lodging resistance of the plants; potassium sulfate and potassium chloride in the soil conditioner can activate hardened soil and improve the quality of crop products; and the fiber length, strength and fineness of fiber crops and cotton can be increased, the sugar-acid ratio of the fruits is adjusted, the content of vitamin C is increased, the shape, size, color and flavor of the fruits and vegetables are improved, and the storability of the fruits and vegetables is enhanced.

The invention discloses a split walking harvesting apparatus and method for agricultural bast fiber products, wherein the apparatus comprises: a stalk cutting machine including a cutting traveling device, a base cutting device mounted on the cutting traveling device and a tender shoot cutting device, wherein the tender shoot cutting device comprises a positioning device through which a cutting position, a set distance away from the top end of a tender shoot, is determined on a plant, and a jet cutting device which cuts the plant in the cutting position; a fiber-stem separation machine including a separation traveling device and a fiber-stem separator mounted on the separation traveling device. The technical problem to be solved herein is to overcome the defect that an existing harvesting apparatus of agricultural bast fiber products is unsuitable for making full use of bast fiber crops, has complex structure and is not flexible, and to provide the split walking harvesting apparatus andmethod for agricultural bast fiber products, which allow value of bast fiber crops to be developed efficiently and which provide good operation flexibility.

The invention provides a composition for improving cadmium tolerance of kenaf in a seedling stage, belonging to the field of plant cultivation. The kenaf has the characteristics of short growth cycle, high biomass (three to four times that of trees), strong heavy metal tolerance, wide applicability and the like, the kenaf is fiber crop, and heavy metal is hardly taken into a food chain, so that the kenaf is hopeful to be used for treating large-area heavy metal-polluted soil, soil pollution can be treated, and higher economic benefit also can be obtained. The invention aims at improving tolerance of the kenaf in the seedling stage to soil cadmium stress, and the composition for improving the cadmium tolerance of the kenaf in the seedling stage is provided for achieving the aim.