9results about How to "Reasonable ratio" patented technology

The present application relates to the technical field of wrapping film, and discloses a processing technology of puncture-resistant high-strength wrapping film, comprising the following specific steps: S1, proportioning preparation of ingredients: the proportioned PE raw material is placed in a first ingredient box, and the tackifying master batch is introduced into a weighing box to control the proportion of each; S2, mixing of wrapping film raw materials: the proportioned PE raw material and tackifying master batch are introduced into the machine body through a material guide plate, when the tackifying master batch needs to be proportioned and then enters the machine body for stirring, first start the closing motor, the operation of the closing motor drives the first bidirectional screw rod to rotate, the first bidirectional screw rod drives the second bidirectional screw rod to rotate, and the gravity sensor is used to weigh the tackifying master batch falling in the weighing box, so that the raw materials of the wrapping film are reasonably proportioned, and the participation of personnel in the production process is reduced.

The invention provides a water fertilizer for preventing the bending phenomenon of cut-flower roses as well as a preparation method and application of the water fertilizer, and belongs to the technical field of fertilizers. Comprising the following components: potassium nitrate, monopotassium phosphate, calcium nitrate terahydrate, ammonium dihydrogen phosphate, calcium sulfate, magnesium sulfate heptahydrate, chelated zinc, borax, sodium bicarbonate, chelated iron, chelated manganese, chelated copper and sodium molybdate dehydrate. The preparation method of the water fertilizer for preventing the bending phenomenon of the cut-flower roses is simple, quick in effect, low in cost, environment-friendly and safe, and the growth and development process of the cut-flower roses is accurately regulated and controlled by guaranteeing normal water fertilizer supply. The occurrence rate of the bending phenomenon of the cut-flower roses is obviously reduced, the quality of the cut-flower roses is effectively improved, and the quality improvement and efficiency improvement of the industry are promoted.

This invention discloses a fermentation agent for treating agricultural ecological solid waste, its preparation method, and its application, belonging to the field of microbial technology. The fermentation agent of this invention comprises compound functional bacteria, soybean meal, molasses, disodium hydrogen phosphate, corn straw powder, and a preservative. The compound functional bacteria include *Bacillus subtilis*, *Trichoderma helicola*, and *Bacillus bellis*. This invention uses a compound of three strains—*Bacillus subtilis*, *Trichoderma helicola*, and *Bacillus bellis*—in a specific ratio to synergistically accelerate the decomposition of straw, effectively shortening the fermentation cycle and improving the decomposition effect. This agent can efficiently degrade agricultural ecological solid waste, converting it into high-quality organic fertilizer, thus turning waste into treasure. It solves the problem of agricultural solid waste pollution and saves fertilizer resources, demonstrating significant ecological, economic, and social benefits.

The present application relates to the technical field of high polymer composite material, and especially to a co-extrusion fabric, a preparation method and application thereof, and is especially suitable for the field of steel-plastic composite floor which is strict in size stability and mechanical property requirement, such as building decoration, industrial floor, outdoor paving, etc., the co-extrusion fabric comprises the following raw material components in parts by weight: polyethylene: 40-70 parts; elastomer: 20-50 parts; compatibilizer: 3-10 parts; inorganic mineral: 5-10 parts; antioxidant: 0.1-1 part; lubricant: 0.5-1 part; a low-shrinkage, anti-warping polyethylene composite zinc-aluminum-magnesium alloy steel-plastic floor co-extrusion fabric is provided, by optimizing the raw material ratio, selecting special compatibilizer and inorganic mineral filler, the efficient compatibility of polyethylene, elastomer and inorganic filler is realized, the polyethylene crystalline morphology is controlled, the material shrinkage is greatly reduced, the hidden danger of warping deformation is eliminated, and the mechanical strength, toughness and weather resistance of the material are improved.

The application relates to the field of advanced structural ceramics, and particularly discloses a gel injection molding method for preparing high-performance silicon nitride ceramics and a preparation method thereof. Raw materials include beta-SiN submicron powder 75 parts, YO submicron powder 8 parts, TiC submicron powder 5 parts, AlO superfine powder 5 parts, ZrO submicron powder 2 parts and wollastonite 5 parts in terms of mass ratio, a complex whisker regulator and an entry liquid are used, and ceramics are prepared through gel injection molding, dehydration, degreasing and gas pressure sintering. The grain morphology and interface combination are optimized through the whisker regulator, the slurry dispersion and the green body uniformity are improved through the entry liquid, and the product has a density greater than or equal to 99%, a Vickers hardness greater than or equal to 1700HV and a bending strength greater than or equal to 930MPa through 1700-1850 DEG C. gas pressure sintering, and the product has high density, high hardness, high toughness, wear resistance, corrosion resistance and long service life.

This utility model relates to the field of textile fabrics, and more particularly to a green and environmentally friendly fabric, comprising a reinforcing surface layer and an environmentally friendly base layer. A heat-melting yarn is disposed between the reinforcing surface layer and the environmentally friendly base layer. The environmentally friendly base layer is made of regenerated cellulose fibers. The top and bottom ends of the heat-melting yarn are fixedly connected to the reinforcing surface layer and the environmentally friendly base layer, respectively. The heat-melting yarn is woven from heat-melting fibers. The reinforcing surface layer is woven from fiber bundles, which include tensile fibers, flame-retardant fibers, absorbent fibers, polyester fibers, and corrosion-resistant fibers. The tensile fibers, flame-retardant fibers, absorbent fibers, polyester fibers, and corrosion-resistant fibers are bundled together to form a tight structure. This invention solves the technical problems of insufficient environmental performance and functionality in traditional fabrics.

The invention discloses a formula and a preparation method of a magnesite handicraft antique dyeing solution. The formula comprises the following raw materials in percentage by weight: 100% of water, 1-2% of a penetrant, 0.3-0.5% of a permeation promoter, 0.3-0.5% of a dyeing agent, 0.1-0.3% of an adsorbent, 2-3% of a mordant and 5-8% of a coloring agent. The penetrant is nekal BX, the permeation promoter is table salt, the coloring agent is basic orange, the adsorbent is potassium permanganate, the mordant is ferric trichloride, and the coloring agent is ferrous sulfate. According to the formula and the preparation method of the magnesite handicraft antique dyeing liquid, the proportioning is reasonable, the operation is simple, and the raw materials are low in price. And the antique finishing operation is convenient, and the antique finishing effect of the artware can be achieved without other complicated mechanical equipment, so that the technological level of the artware is on the same level.

This invention discloses a liquefied gas storage tank and a vessel for transporting liquefied gas. The liquefied gas storage tank includes a main shielding layer that contacts the liquefied gas on one side, a secondary shielding layer disposed on the other side of the main shielding layer, and at least one liquefied gas loading / unloading tower. The base of the liquefied gas loading / unloading tower includes: a lower part of the base body fixedly connected to the bottom wall; a corrugated plate of the secondary shielding layer connected to the lower part of the base body; and a closed end at one end of at least one corrugation of the secondary shielding layer facing the lower part of the base body. An upper part of the base body has mounting holes in the main shielding layer, through which the upper part of the base body is fixedly connected to the lower part of the base body. By opening mounting holes on the flat surface of the main shielding layer to achieve the installation of the pump tower base, the integrity of the corrugated structure of the main shielding layer is fully preserved, ensuring the expansion and contraction performance of the main shielding layer in low-temperature environments and improving the low-temperature sealing reliability of the storage tank.

The present application relates to a kind of TR assembly package high thermal conductive eutectic medium temperature solder and foil strip preparation method, belong to microelectronic system packaging field.The solder composition: Sb 10.5~12.5wt%, Sn 0.5~2.0wt%, Ag 0.1~0.5wt%, Cu 0.1~0.5wt%, Pd 0.05~0.2wt%, Ni 0.05~0.2wt%, In 0.01~0.1wt%, P0.002~0.01wt%, the balance is Pb.Its foil strip preparation method includes raw material selection and intermediate alloy preparation, non-vacuum medium frequency induction melting, fast cooling horizontal casting and isothermal rolling step.The alloy melting point is moderate, has high strength, high thermal fatigue and high thermal conductivity etc.;Alloy foil composition is uniform, IMC is small, surface is clean, and the yield is high, satisfies the multistage packaging demand of TR assembly in microelectronic system.