77 results about "Salix psammophila" patented technology

The invention discloses functional salix psammophila regenerated cellulose fiber and a preparation method thereof. Salix psammophila is peeled, ground, sieved, dried and cooled to prepare salix psammophila wood meal; salix psammophila cellulose is extracted by an ethanol-acid mixed solution; the salix psammophila cellulose is subjected to technical processes such as cooking, bleaching and the like to prepare salix psammophila pulp; nano titanium dioxide, nano zinc oxide and nano zirconium dioxide in the mass ratio of 1:1:1 and the salix psammophila cellulose are filtered and subjected to pressure reduction deaeration to obtain a uniformly mixed spinning solution; and the spinning solution is subjected to coagulating bath spinning, drafting forming, refining and the drying to obtain the functional salix psammophila regenerated cellulose fiber. Nano composite powder and salix psammophila regenerated cellulose are taken as the raw materials, and the regenerated cellulose fiber with multiple functions such as anti-bacteria, ultraviolet and far infrared resistance and the like is prepared through efficient blending and wet spinning technologies.

The invention relates to a method for preparing granular active carbon by using biomass, wherein the granular active carbon is prepared by using biomass as a raw material through hydrothermal carbonization, molding and activation, the biomass comprises corn straw, wheat straw, soybean straw, cotton straw, tobacco straw, rice straw, sawdust, Salix psammophila, water hyacinth or pine branch biomass,and the activator can be zinc chloride, sulfuric acid, phosphoric acid, potassium carbonate, potassium hydroxide and ferric chloride. According to the present invention, corn straw and sawdust are used as the raw materials, and can generate the hydrothermal carbon with strong bonding effect and the hydrothermal liquid with high added value through hydrothermal carbonization, the hydrothermal carbon has a certain bonding effect, and the specific surface area and the pore volume of large-particle active carbon are increased with zinc chloride and ferric chloride, such that the granular active carbon integrating good compressive strength and high adsorption performance is obtained so as to improve the application value.

The method provides an original soil afforesting method of moderate and severe saline and alkaline land. After tamarix chinensis seedlings in a greenhouse nursery garden are exercised and restrained in growth for root development, the seedlings are transplanted in the moderate and severe saline and alkaline land to perform original soil cultivation. Simultaneously, salix psammophila, bamboo willow and fraxinus chinensis roxb are planted between tamarix chinensis planting belts. According to the original soil afforesting method of the moderate and severe saline and alkaline land, the seedlings are selected to perform interplanting, original soil seedling planting is adopted to afforest the moderate and severe saline and alkaline land, and the problem that methods of traditional soil dressing planting, soil improvement, desalinization through irrigation and the like are high in cost and easy to suffer saline erosion is avoided. The original soil afforesting method of the moderate and severe saline and alkaline land is low in cost, becomes effective rapidly, can form novel ecological environment at the moderate and severe saline and alkaline land rapidly, achieves ecological balance, and avoids saline erosion. Four kinds of seedlings are interplanted simultaneously, and the tree species can supplement each other to achieve ecological balance so as to enable the seedlings to survive and grow easily and form a virtuous cycle.

The invention discloses a graphene and salix psammophila regenerated cellulose blended fiber and a preparation method thereof. The preparation method comprises steps as follows: peeling, crushing, sieving, drying and cooling salix psammophila to prepare salix psammophila wood meal; extracting salix psammophila cellulose with an ethanol-acid mixed liquid; performing technological treatment such as cooking, bleaching and the like on the salix psammophila cellulose to obtain salix psammophila pulp; performing filtration and reduced pressure defoaming on graphene oxide and the salix psammophila cellulose to obtain an evenly mixed spinning solution; performing coagulating bath spinning, drawing forming, reining and drying on the spinning solution; finally, performing reduction to obtain the graphene and salix psammophila regenerated cellulose blended fiber. According to the method, the graphene oxide and the salix psammophila regenerated cellulose are taken as raw materials, and the functional regenerated cellulose fiber with the anti-static property, the antibacterial property, the high strength and the good wearability is prepared with efficient blending, wet spinning and after-treatment reduction technologies.

The invention discloses a salix psammophila bleached chemi-mechanical pulp technology. According to the technology, (1) salix psammophila is cut into even material sections, the materials are conveyed to a dual-drum material washing machine for removing impurities, the materials are dehydrated and spirally conveyed to a steaming bin to be subjected to sufficient dipping, and then the materials are conveyed to a dual-screw thread rolling machine; (2) the materials are then conveyed to a high-consistency reaction bin for standing after thread rolling is carried out in the first section of thread rolling machine; (3) pulp materials passing through the first section of reaction bin is washed and dehydrated through a section of press master, a second section of rolling, grinding and filament separating is carried out, and the materials are conveyed to the high-consistency reaction bin for standing after thread rolling; (4) high consistency refining is carried out after the pulp materials after standing pass through two sections of press masters; (5) after high-speed latency eliminating is carried out on grinded coarse pulp through a hydrapulper, deslagging, fine grinding, screening and concentration are carried out, and then the materials are conveyed to a pulp distribution chest and then to a papermaking workshop. According to the salix psammophila bleached chemi-mechanical pulp technology, the characteristics of salix psammophila are utilized, the technology is simple and easy to operate, large complex equipment is not needed, the technology is more environmentally friendly compared with an existing technology, the performance is high, and the cost is low.

The invention discloses a desert salix psammophila planting machine. The machine comprises a traveling trolley; the traveling trolley is provided with a perforating device, a seedling lifting device and a seedling erection device; a rotating shaft of the perforating device drives a twist drill to rotate; a soil drilling fixed plate is provided with a first driving device for driving the rotating shaft to ascend and descend and a second driving device for driving the twist drill to ascend and descend; the twist drill is internally provided with a through hole which runs through the twist drillin the vertical direction; the seedling lifting device comprises a seedling storage box and a temporary seedling storage unit which are adjacently arranged on the travelling trolley; and the seedlingerection device comprises a conveying baffle opposite to the side wall, provided with a discharging hole, of the temporary seedling storage unit and a conveyer arranged between the temporary seedlingstorage unit and the conveying baffle. The machine has the beneficial effects that a large amount of labor force can be liberated and the labor cost is reduced; and work of applying a water-retainingagent to be mixed with sand for soil fertilizing and watering can be completed, water resources are reasonably utilized, the survival rate of tree seedlings is increased and the quality of surroundingsoil can be improved.

The invention relates to a method for thoroughly eradicating the water source pollution of rivers and lakes, which is the development of the field of environmental protection. The method has the technical characteristics that the rivers and the lakes are divided into five large functional zones, namely a river (lake) bed, an intertidal zone, a dam, a biological filtering and purifying zone as well as a farmland and a vegetable field outside the biological filtering and purifying zone. Crops such as pennisetum hydridum, mahonia fortunei, mulberry, salix psammophila, sea-buckthorn, papermulberry, and the like planted in the biological filtering and purifying zone, the dam, the intertidal zone, a water source conserving zone and a flood accumulating zone are respectively collected to be used as pulping raw materials. A spin coupling oxidation cleaning pulping mill and a sewage treatment plant are established in the position with intensive raw materials and convenient transportation, and the adjacent life and aquaculture sewage is intensively treated by a differential pressure filtering membrane device to be used for irrigating the crops inside and outside the dam so as to reduce the direct discharge of pollutants. Pulping waste liquor treated precipitates and sewage treated precipitates are mixed with leaves, skin, and the like to prepare methane, the electricity is generated by the methane, and the electricity and the methane are used by the mill and surrounding villages; and methane residues are made into a methyl ecological blanket for planting seedlings and seeds along the seacoast.

The invention relates to a harvester with a straw crushing function. The harvester comprises a vehicle, a driving cab, an engine, a header, a stalk crushing device, a conveyor, a lift conveyer and a fruit ear box, wherein the vehicle engine is fixedly arranged in the middle of the vehicle; the fruit ear box is hinged on the vehicle at the rear part of the engine; the stalk crushing device is fixedly arranged on the vehicle at the front part of the engine; the conveyor is hinged to the front part of the stalk crushing device; the front end of the conveyor is connected with the rear part of the maize header in a hanging manner; the maize header is hinged at the front end of the vehicle through the conveyor; a maize outlet at the side part of the maize header is opposite to an inlet of the maize lift conveyor; and a discharge opening of the maize lift conveyor is connected with the fruit ear box. With the structural arrangement of the harvester, maize fruit ears can be harvested; the straw crushing function can be achieved; maize passing through the harvester cannot be lost; the maize falling on the ground cannot be crushed no longer and are artificially collected again, and thus grains can be sent to the granary; stalks are treated by a stalk crushing device for realizing multiple treatments of applying green forage of the stalks and the stalks to power generation, returning the stalks to the field and the like; and other headers or a pickup header is replaced for harvesting cotton stalks, salix psammophila stalks and the like and the harvester has international advanced levels.

The invention discloses a titanium dioxide/nanosilver/cocoon fiber magnetic porous composite material and a preparation method thereof. The preparation method comprises the following steps: modifying salix psammophila cellulose by using polydopamine; carrying out freeze-drying treatment by using liquid nitrogen to obtain the magnetic porous composite material; immersing the magnetic porous composite material into a mixed solution with a silver-ammonia solution and titanium dioxide nanotubes for reacting for 60-300 minutes, taking the magnetic porous composite material out of the mixed solution, then repeatedly washing the magnetic porous composite material with deionized water, and carrying out vacuum drying to obtain the magnetic porous composite material. According to the magnetic porous composite material, salix psammophila and cocoon fibers are used as base materials, so that raw materials are abundant and the cost is low; then magnetic nano ferroferric oxide, nanosilver and titanium dioxide nanotubes are effectively and synergistically self-assembled to obtain a porous nanocomposite material; the porous nanocomposite material has important application values in the fields such as adsorption materials, photocatalysis, biological materials and medical materials and the like.

The invention belongs to the technical field of disinfectants, and particularly relates to a novel coronavirus COVID-19 disinfectant derived from biomass active ingredients and a preparation method ofthe novel coronavirus COVID-19 disinfectant. Biomass (mainly such as one or a mixture of more of sawdust, crop straw, rice husk, corncob, bagasse, bean dregs, rape seed cakes, microalgae, walnut shells, salix psammophila, bamboos, tree leaves, tree barks and fruit peels) is adopted as a raw material, and the novel coronavirus COVID-19 disinfectant is prepared through a thermochemical extraction technology. The novel disinfectant has the advantages of being environmentally friendly, low in toxicity, efficient and environmentally friendly, can be applied to the environment and objects to effectively kill the novel coronavirus COVID-19, and prevents virus propagation.

The invention discloses a graphene/silk/salix psammophila nano-compound material and a preparation method of same. The preparation method includes the steps of: 1) modifying salix psammophila cellulose with PAMAM; 2) performing freeze drying with liquid nitrogen to obtain a salix psammophila/silk magnetic porous composite material; 3) impregnating the salix psammophila/silk magnetic porous composite material in a graphene oxide water solution and reducing the graphene oxide with a reducing agent to prepare the graphene/silk/salix psammophila nano-compound material. In the invention, with the salix psammophila and silk as base materials, the nano-compound material has sufficient raw material source and low cost; then the magnetic nano-Fe3O4 and graphene are subjected to synergistic self-assembly effectively to produce the graphene/silk/salix psammophila nano-compound material. The material has great application prospect in the fields of adsorption materials, photocatalysis, biomaterials, etc.

The invention provides a formaldehyde-free fiber material and a formation method thereof. The method comprises the following steps: the fiber material is ground into filaments to enable the filaments of the fiber raw material to be loose and basically keep sticky, the filaments and an adhesive are arranged in an alternative manner to form layers, an upper surface layer and a lower surface layer are layers formed by the filaments of the fiber material, and finally hot pressing and cold pressing are sequentially performed, wherein the adhesive comprises LDPE and HDPE. The invention further provides a fiber decorative material and a manufacturing method thereof. According to the fiber decorative material manufacturing method, salix psammophila and a branch material with small diameter are utilized to manufacture the fiber decorative material, and the manufactured fiber decorative material has the advantages of strong nail-holding power, high non-deformability, high resistance to bending and high resistance to tension so as to change salix psammophila and the branch material into valuable things, and the fiber decorative material has great commercial value; in addition, the formaldehyde-free fiber material formation method and the fiber decorative material manufacturing method are simple and have no special requirements for equipment, and the formaldehyde-free fiber material and the fiber decorative material are suitable for large-scale industrial production.

The invention provides a formaldehyde-free fiber material and a formation method thereof. The method comprises the following steps: the fiber material is ground into filaments to enable the filaments of the fiber raw material to be loose and basically keep sticky, the filaments and an adhesive are arranged in an alternative manner to form layers, an upper surface layer and a lower surface layer are layers formed by the filaments of the fiber material, and finally hot pressing and cold pressing are sequentially performed, wherein the adhesive comprises LDPE and HDPE. The invention further provides a fiber decorative material and a manufacturing method thereof. According to the fiber decorative material manufacturing method, salix psammophila and a branch material with small diameter are utilized to manufacture the fiber decorative material, and the manufactured fiber decorative material has the advantages of strong nail-holding power, high non-deformability, high resistance to bending and high resistance to tension so as to change salix psammophila and the branch material into valuable things, and the fiber decorative material has great commercial value; in addition, the formaldehyde-free fiber material formation method and the fiber decorative material manufacturing method are simple and have no special requirements for equipment, and the formaldehyde-free fiber material and the fiber decorative material are suitable for large-scale industrial production.

The invention discloses an unmanned salix psammophila planting device in a desert area. The unmanned salix psammophila planting device comprises a crawler-type moving vehicle body, a two-axis moving pit digging mechanism, a material detecting and planting mechanism, an irrigation mechanism, a material distributing device, a soil pressing mechanism and an auxiliary solar energy storage mechanism. The material distributing device is also a stock bin and is installed on the rear portion of the vehicle body through a supporting frame on the vehicle body, and the multifunctional mechanical arm integrates material taking, planting and detecting, is arranged on one side of the vehicle body and is adjacent to the planting rod; the soil pressing mechanism is mounted at the bottom of the vehicle body close to the pit. According to the unmanned salix psammophila planting device in the desert area, the labor intensity can be reduced, the planting efficiency can be improved, unmanned operation can be achieved to the maximum extent, the salix psammophila planting environment is detected to a certain degree in the planting process, and the survival rate of salix psammophila is increased. And meanwhile, the improvement rate of the environment is also improved.

The invention discloses a castor fiber-protecting bionic channel built near a barrage. The bionic channel comprises the barrage built on a river channel according to surrounding topographic lines, anda castor fiber-protecting bionic channel body built by selecting proper surrounding topographic lines for protecting castor fibers, wherein dead wood blocking sills and a gate for adjusting water level and flow are built in the bionic channel body, and salix psammophila is artificially planted at an inlet and outlet and the two sides of the bionic channel body; a water supplementing pool for supplementing water to the bionic channel body is built by selecting proper surrounding topographic lines, the water supplementing pool controls a water supply pipe to supplement water to an adjusting pool through a valve, and the adjusting pool supplements water to the bionic channel body through the gate; and meanwhile, the water supplementing pool irrigates the artificially-planted salix psammophila, and the water supplementing pool adopts a water pump and a water inlet pipe to pump reservoir water for water supplementing. The channel is simple in type, a castor fiber habitat is created, protection of the first-grade state protection animal, namely, the castor fibers, is facilitated, communication and propagation of castor fiber populations blocked by dam construction are facilitated, and the optimization and improvement of race is facilitated.

The invention discloses a plant-derived additive capable of resisting bacteria and expelling parasites for a chicken feed. The plant-derived additive comprises the raw materials of salix psammophila,Chinese incarvillea herbs, silene aprica herbs, sanguisorba, suaeda salsa, cyrtomium rhizome, water peppers, artemisia sieversiana, white mulberry root barks, cephalotaxus sinensis, motherwort, swainson peas, yellow avens, orychophragmus violaceus, fatty glyceride and ascorbic acid. The invention further provides a preparation method of the plant-derived additive capable of resisting bacteria andexpelling parasites for a chicken feed. The plant-derived additive is prepared through a decoction technology and a solvent extraction technology. The plant-derived additive has the effects of resisting bacteria, killing parasites and enhancing organism immunity, is high in nutrient content and can be used as a feed nutrient accelerant.

The invention discloses a method for utilizing desert trace moisture and sand to plant salix mongolica. According to the method, deep holes are dug for cuttage planting, the deep holes are backfilledwith desert sand, and moisture of a humid sand layer under the ground surface is supplied to the salix mongolica. The planting method includes the steps that wickers are soaked, wherein the salix mongolica wickers are shaped for use to form seedlings, and the seedlings are soaked in a water area in bundles so that the wickers can fully absorb water; the deep holes are drilled, wherein holes are drilled by means of a one-man gasoline planting machine; the wickers are inserted into the holes, wherein after the holes are drilled, the soaked wickers are quickly inserted into the holes; the holes are filled with the sand, wherein the holes are filled with the desert sand within 24 hours, and then planting is completed. The method for utilizing desert trace moisture and sand to plant salix mongolica is particularly suitable for places in the Tengger desert region, wherein the sand layers of the places are 2 m thick or thicker, the ground surface dry sand layers are 0-40 cm thick, and the water content of humid sand layers is not lower than 5%; hole digging for planting is simple and convenient, planting is facilitated, the survival rate of the salix mongolica is high, and the desert windproof and sand-proof effects are remarkable.

The invention discloses a sheep feed preparing method. Feed mainly comprises, in percentage by weight, 30% of corn and 30% of starch, and further comprises 6% of a Saccharomyces cerevisiae extract, 8% of Saccharomyces cerevisiae selenium, 0.2% of copper oxychloride, 6% of grass meal, 7% of straw biological feed, 3% of Zizania latifolia leaves and 4% of Saccharomyces cerevisiae; the substances are placed in a soybean whey solution serving as a liquid medium, 0.5% of a candida utilis expanding culture medium is added for fermentation, and Salix psammophila leaves are added finally.

The invention provides an automatic salix psammophila seedling planting vehicle and a planting method thereof. The automatic salix psammophila seedling planting vehicle comprises a vehicle body, a wheel assembly, a seedling storage assembly, a seedling emergence funnel and a seedling insertion assembly. The wheel assembly drives the vehicle body to move; the seedling storage assembly comprises a conveying shell, a conveying belt and a conveying motor, and the seedling storage assembly enables salix psammophila seedlings to fall out from the seedling emergence openings one by one; the salix psammophila seedlings are kept vertical through the seedling emergence funnel The seedling inserting assembly comprises two seedling inserting rotating shafts which are arranged in parallel and a seedling inserting motor for driving the two seedling inserting rotating shafts, and the seedling inserting assembly inserts the salix psammophila seedlings in the seedling outlet funnel into soil below the vehicle body. The automatic planting vehicle for the salix psammophila seedlings and the planting method thereof have the advantages that the salix psammophila seedlings can be conveyed to the designated position through the planting method, the salix psammophila seedlings are automatically planted into soil, the effect of saving manpower is achieved, meanwhile, damage to the salix psammophila seedlings in the process of inserting the salix psammophila seedlings into the soil can be reduced, and the survival rate of the salix psammophila seedlings is increased. Enough water is provided for the salix psammophila seedlings, and the planting survival rate of the salix psammophila seedlings is increased.

The invention belongs to the field of microbes and particularly discloses a microbial strain BF-1801 for efficiently degrading cellulose and its application. The microbial strain BF-1801 for efficiently degrading cellulose is Bacillus firmus, its preservation number is CGMCC No.16869 (General Microbiology Center of China Microbiological Culture Collection and Management Committee). When the microbial strain BF-1801 uses corn straw as a substrate, cellulose degradation rate is 45.05%, the hemicellulose degradation rate is 31.35%; the enzyme activities of beta-glucosidase, endoglucanase and exoglucanase are 2.12 ug/ml.min, 0.617 ug/ml.min and 0.442 ug/ml.min respectively. After alkali pretreatment (10% NaOH, treatment at 80 DEG C for 180 minutes), the cellulose degradation rate and hemicellulose degradation rate of the corn straw reach 48.70% and 77.23% respectively; the cellulose degradation rate and hemicellulose degradation rate of salix psammophila reach 42.67% and 89.33% respectively. The strain can produce lactic acid and acetic acid after fermentation. The strain can carry out fermentation degradation on agricultural wastes rich in cellulose, improves the utilization rate of biomass resources, and has obvious economic and ecological significance.