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1454results about How to "Absorb more" patented technology

Ultraviolet-light deeply cross-linked halogen-free flame-retardant polyolefin cable material and method for preparing ultraviolet-light deeply cross-linked halogen-free flame-retardant polyolefin cable insulating or sheathing layer from same

ActiveCN102153802AEnhanced cross-linking efficiencyIncreased uniform photocrosslinking depthPlastic/resin/waxes insulatorsInsulated cablesCross-linkPolyolefin
The invention relates to ultraviolet-light deeply cross-linked halogen-free flame-retardant polyolefin cable material and a method for preparing an ultraviolet-light deeply cross-linked halogen-free flame-retardant polyolefin cable insulating or sheathing layer from the same. The method comprises the following steps: adding a metal hydroxide flame retardant, a cationic photoinitiator, a free radical photoinitiator, a multi-functional cross-linking agent, a compound antioxidant, a flame-retardant synergist, a synergistic smoke suppressant and a processing aid to polyethylene or grafted and modified polyethylene and / or ethylene vinyl acetate or grafted and modified copolymer thereof which are used as base materials, compounding, mixing the materials uniformly according to the proportion, granulating, extruding to prepare the ultraviolet-light cross-linked halogen-free flame-retardant polyolefin cable insulating or sheathing layer, and immediately irradiating with a specific ultraviolet-light source to obtain the deeply cross-linked halogen-free flame-retardant polyolefin cable insulating or sheathing layer. The cross-linking equipment used for preparing the novel material by using anovel technology has low investment, and the process is simple and environmental friendly, saves energy, ensures high production efficiency and low cost and good quality of product and can be widely used for producing high-performance special wire and cable products and the like.
Owner:HEILONGJIANG MINGXIANG TECH

Preparation method for edible fungus flavor food

The invention discloses a preparation method for an edible fungus flavor food. The edible fungus can be any one from edible agaricus bisporus, straw mushrooms, oyster mushrooms, shii-take, needle mushrooms, pleurotus nebrodensis, pleurotus eryngii, agrocybe aegerita, hypsizigus marmoreus, agaricus pratensis schaeff, spring mushrooms, stropharia rugoso-annulata, sparassis crispa, macrolepiota procera, tremellodon gelatinosum, black trumpet mushrooms, hericium erinaceus, pholiota nameko, lepista personata, mitake mushrooms, lactarius hatsudake, golden oyster mushrooms, pholiota adiposa, cantharellus cibarius, termitomyces albuminosus, tricholoma giganteum, pleurotus citrinopileatus, calocybe gambosa, truffle, amillariella mellea, fungus suillus, beef-steak fungus, lactarius deliciosus, tricholoma matsutake, agaricus bitorquis, pleurotus pulmonarius, toadstool and russula vinosa, and after treatment, the edible fungus is steeped into a steeping liquor prepared from red wine vinasse, high quality dry red wine and a flavouring agent in a vacuum and normal temperature and normal pressure combined condition, so as to obtain the flavor food; the edible fungus flavor food for leisure is prepared through oil-bath dewatering; a flavor food flavor puffed food is obtained through a swelling process, so as to meet consumers' hobbies and requirements.
Owner:徐州绿之野生物食品有限公司

PCC (Large Diameter Pipe Pile by using Cast-in-place Concrete) energy pile and manufacturing method thereof

The invention discloses a PCC (Large Diameter Pipe Pile by using Cast-in-place Concrete) energy pile. The PCC energy pile comprises a PCC pile, a heat conducting liquid, a cover plate, a bottom plate, a heat conducting pipe, a heat collecting device and an inspection channel, wherein the bottom of the PCC pile is fully closed; a cover plate with holes is arranged at the top of the PCC pile; prepared holes are formed in one side at the upper part of the PCC pile; the heat conducting liquid is filled up in a cavity in the PCC pile; the heat conducting pipe penetrates through the holes in the cover plate and extends into the heat conducting liquid in the cavity in the PCC pile; the heat conducting pipe extending into the cavity in the PCC pile can adopt opened and closed modes; the inspection channel is formed in the side wall of the PCC pile; and the heat conducting pipe is led out of the cavity in the PCC pile through the holes in the cover plate or the inspection channel and connected with the heat collecting device to form a circulating channel of the heat conducting liquid. The invention further discloses a manufacturing method for the pile. The manufacturing method comprises the technical steps as follows: pouring the PCC pile; excavating pile core soil; making a bottom plate; mounting the heat conducting pipe and the cover plate; filling the heat conducting liquid; and starting a ground heat pump for forming a loop. The PCC energy pile is convenient to overhaul and maintain, wide in application range and low in construction cost, does not influence the bearing capacity, and is an economic, efficient, energy-saving and emission-reducing pile.
Owner:HOHAI UNIV +1

Ultraviolet deep-crosslinked expansion flame-retardant polyolefine cable material, and preparation method of insulating or jacket layer thereof

The invention relates to an ultraviolet deep-crosslinked expansion phosphorus-nitrogen flame-retardant polyolefine cable material, and a preparation method of an insulating or jacket layer thereof. Polyethylene or graft-modified polyethylene and/or ethylene-vinyl acetate or graft-modified copolymer thereof are used as base materials, surface-modified expansion phosphorus-nitrogen halogen-free flame retardant, cation photoinitiator, free-radical photoinitiator, polyfunctional group crosslinking agent and composite antioxidant are added, and flame-retardant synergist, synergistic smoke suppressor and processing assistant are matched to obtain the ultraviolet deep-crosslinked expansion phosphorus-nitrogen flame-retardant polyolefine cable material. The preparation method comprises the following steps: proportionally and evenly mixing the materials to obtain granules, extruding to obtain an optical crosslinked expansion flame-retardant wire cable insulating layer or jacket layer, and radiating by a specific ultraviolet source for several seconds to obtain the deep-crosslinked insulating layer or jacket layer. The new material and new technology have the advantages of low investment required for crosslinking equipment, simple technique, energy saving, environmental protection, high production efficiency, low cost and good product quality, and can be widely used for manufacturing rail transportation cables, various mechanical wires, indoor assembly wires and the like.
Owner:HEILONGJIANG MINGXIANG TECH

Manufacturing method of lamp-cover-supporting LED tubular lamp with self-clamping heat transmission substrate

The invention discloses a manufacturing method of a lamp-cover-supporting LED tubular lamp with a self-clamping heat transmission substrate, and belongs to the technical field of supporting or hanging or connecting of lighting devices. The manufacturing method of the LED tubular lamp includes the steps that S1, the heat transmission substrate is inserted into strip-shaped clamping grooves from side ports of the strip-shaped clamping grooves; S2, after the heat transmission substrate is installed in the strip-shaped clamping grooves, a lamp cover covers a radiator; S3, the lamp cover exerts two acting forces on two T-shaped hooks, and the heat transmission substrate is installed in the strip-shaped clamping grooves in a clamped mode; S4, the radiator, the heat transmission substrate and the lamp cover form a lamp tube of the LED tubular lamp, and two end covers are installed at the two ends of the lamp tube of the LED tubular lamp. According to the lamp-cover-supporting LED tubular lamp with the self-clamping heat transmission substrate, the heat transmission substrate can be arranged in the strip-shaped clamping grooves in the clamped mode because the strip-shaped clamping grooves are formed in an installing part of the heat transmission substrate, heat dissipation efficiency can be improved, and the heat transmission substrate is prevented from thermal deformation.
Owner:辽宁三维传热技术有限公司 +1

Preparing method for nanometer toughening ultra-fine grain WC-Co cemented carbide

ActiveCN107475548AUniform particle sizeNarrow normal distribution of particle sizePorosityFlexural strength
The invention discloses a preparing method for nanometer toughening ultra-fine grain WC-Co cemented carbide. The preparing method for the nanometer toughening ultra-fine grain WC-Co cemented carbide comprises the following steps of that 0.1-0.5 micron ultra-fine powder of WC hard phase and Co binder phase is prepared by adopting an airflow crushing classification method and a high-pressure water atomization method correspondingly, and the ultra-fine grain cemented carbide is prepared through material matching and nano-metal mixed additives adding, airflow mixed powder sieving, ball milling waxing and drying sieving, mold pressing and cold isostatic pressing molding and pressure sintering and heat treating, wherein the nano-metal mixed additives are prepared by adopting vacuum electric arc smelting ingot casting plus rapid-in-situ packaging plasma arc process discharging method. The nano-metal mixed additives play the role of refining the cemented carbide granules, improving the material wettability, reducing the porosity and enhancing the local grain boundary strength, so that macro performances such as hardness, flexural strength and fracture toughness of the alloy are improved greatly. The preparing method for the nanometer toughening ultra-fine grain WC-Co cemented carbide has the advantages of being high in production efficiency, low in production cost, high in product quality and purity, and a great deal of man-hour and energy consumption are saved.
Owner:SHENYANG SHENGSHI WUHUAN TECH CO LTD

Moisture-absorbing and bacteriostatic base cloth of beauty mask made of spunlace non-woven fabric and preparation method thereof

ActiveCN108166157AImprove the problem of viscosity instabilityGood viscosity stabilityNon-woven fabricsArtifical filament manufactureYarnViscose
The invention discloses moisture-absorbing and bacteriostatic base cloth of a beauty mask made of spunlace non-woven fabric and a preparation method thereof, relating to the technical field of non-woven fabrics. The moisture-absorbing and bacteriostatic base cloth is composed of following fibers, by weight, 40-60% of sodium alginate viscose fibers and 40%-60% of chitosan viscose fibers. The preparation method comprises the following steps: firstly preparing the sodium alginate viscose fibers and the chitosan viscose fibers; next, respectively opening and carding the chitosan viscose fibers; then, netting in an intersected manner; reinforcing a fiber net that is laid well by spunlace, drying the fiber net so as to obtain the base cloth. Sodium alginate and chitosan are respectively added into viscose primary liquid to spin viscose yarns. Epichlorohydrin is utilized such that sodium alginate and chitosan are closely combined with viscose. Sodium alginate viscose fibers and chitosan viscose fibers produced show great air permeability, water retention and moisture absorption capabilities and are capable of eliminating bacteria and inhibiting bacteria. Then, non-woven fabric made by intersecting netting and spunlace reinforcement can be used for material of base piece of the mask. The moisture-absorbing and bacteriostatic base cloth is comfortable and skin-friendly and capable of diminishing inflammation and inhibiting bacteria. Skin can be cleaned and effectively protected. The damage of cosmetics to the skin is minimized.
Owner:HEFEI C&P NONWOVEN PROD

Modified graphite phase carbon nitride photocatalyst as well as preparation method and application thereof

The invention discloses a modified graphite phase carbon nitride photocatalyst as well as a preparation method and application thereof. The modified graphite phase carbon nitride photocatalyst is prepared from urea and salicylic acid serving as raw materials by virtue of calcination, wherein a mass ratio of urea to salicylic acid is 1:(0.002-0.02). The modified graphite phase carbon nitride photocatalyst disclosed by the invention has the advantages of being high in specific surface area, wide in light absorption range, low in electron-hole pair recombination rate, excellent in photocatalyticperformance and the like, and has multiple reactive sites, excellent application value and application prospects. The preparation method has the advantages of being simple in process, wide in raw material source, low in cost, high in preparation efficiency, high in yield and the like, is suitable for large-scale preparation and is favorable for industrial production. The modified graphite phase carbon nitride photocatalyst disclosed by the invention can be used for degrading organic pollutants, has the advantages of being simple in process, convenient to operate, low in cost, high in treatmentefficiency, excellent in degradation effect and the like, and has excellent effects of degrading the various organic pollutants.
Owner:HUNAN UNIV

Shock-resisting flexible protection structure and manufacturing method

InactiveCN104213322AGive full play to the thickening effectAbsorb moreWarp knittingLiquid statePolyethylene glycol
The invention relates to the technical field of a protection structure, in particular to a shock-resisting flexible protection structure and also provides a manufacturing method of the shock-resisting flexible protection structure. The shock-resisting flexible protection structure comprises silicone rubber, a three-dimensional warp-knitted spacer fabric and a shear thickening solution, wherein the shear thickening solution comprises nano silicon dioxide particles and polyethylene glycol, the shear thickening solution is filled in an intermediate layer of the warp-knitted spacer fabric, the silicone rubber is used for packaging two sides and periphery of the warp-knitted spacer fabric to form a leak-proof bagged sealing structure. By utilizing the nano silicone dioxide particles, the thickening effect of the shear thickening solution can be adequately played, the nano silicon dioxide particles can be instantaneously converted from liquid state to solid state when suffering the shock effect, and the intelligent conversion is realized; by utilizing the warp-knitted spacer fabric, the entire flexible protection structure is stable, the mechanical property is excellent, and the shock-resisting flexible protection structure can be used for bending parts and curve structure parts such as joints.
Owner:YANCHENG INST OF TECH

Microbial soil restorative and preparation method thereof

The invention relates to a microbial soil restorative prepared by fermenting corn stalks, wheat straw, wheat bran, corn meal, rapeseed meal, lime, potassium dihydrogen phosphate, sodium chloride, water and liquid strains in a fermentation bin. The preparation method of the microbial soil restorative comprises the following steps: firstly, crushing the corn stalks and the wheat straw into particleswith diameters smaller than 5 mm; proportionally adding and mixing the wheat bran, the corn meal, the rapeseed meal, the potassium dihydrogen phosphate, the sodium chloride and the lime; then, adding25 percent of water; sending the mixture to an air steamer; adding high-pressure steam to the air steamer so as to increase the air pressure to 1-2 MPa and the temperature to 140-200 DEG C; pressuring for 4-6 minutes; releasing the mixture in the air steamer so that the temperature of the mixture falls to 30-37 DEG C; inoculating 5 percent of strains; fermenting in the fermentation bin at the temperature of 32-37 DEG C for 72 hours; discharging from the bin; and bagging to obtain a finished product. The produced microbial soil restorative contains a great amount of active substances, such asmicroorganisms, and the like, is capable of replacing fertilizer, has the growth-stimulating and disease-resistant functions, increases the yield by more than 20 percent and has low cost and easy industrialized production.
Owner:张培举
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