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92results about How to "Broaden the field of use" patented technology

Method for producing rubber tree carbonized wood by resin pretreatment

The invention belongs to the technical field of wood modification, in particular relating to a method for producing rubber tree carbonized wood by resin pretreatment. The method comprises the following steps: putting the rubber saw wood of which the water content is less than 15% in a vacuum treatment tank for impregnating; then, stacking and airing the wood, putting the wood in a kiln, routinely drying the wood in the kiln until the water content is less than 12%, and then, taking the wood out of the kiln; and putting the obtained wood in heat treatment equipment for high-temperature heat treatment, and taking the wood out of the kiln to obtain the rubber tree carbonized wood, wherein the water content of the wood is 4-6%. The invention has simple processes, high heating rate in the heat treatment process and high production efficiency, can increase the strength of the rubber tree carbonized wood by vacuum pressurization and impregnation of resin, and can effectively prevent the wood from deforming and cracking in the heat treatment process. The obtained rubber tree carbonized wood has the advantages of little loss of strength of the wood, elegant color, more excellent dimensional stability and durability and the like, and can be widely used for indoor and outdoor floors, landscapes, decorative materials and the like, thereby widening the application field of the rubber tree wood and increasing the additional value of the rubber tree wood.
Owner:RUBBER RES INST CHINESE ACADEMY OF TROPICAL AGRI SCI +1

Globefish skin active collagen and method for preparing peptide thereof

The preparation methods of globefish skin active collagen and the peptide of the active collagen are that the globefish skin is cut into small pieces to be frozen, dried, crushed and put into sodium chloride solution to be stirred for 12 hours and then for centrifugation to discard supernatant and remove non-collagen proteins, deposition is put in to acetum, pepsin is added under 0 DEG C to 10 DEG C for enzymolysis and centrifugation, the supernatant is put through an ultrafiltration membrane, and the above part is frozen and dried to obtain the collagen. After the active collagen is prepared, the rest deposition is centrifugated until the pH value is between 2.0 to 7.0, papain is added into the deposition for the enzymolysis, the supernatant is centrifugated and respectively put through the ultrafiltration membrane after enzyme-denaturing to obtain the globefish skin collagen peptide of different molecular weight ranges, and the globefish skin collagen peptide are frozen and dried to obtain the light yellow or white powdery globefish skin collagen active peptide which has good antioxidation character and takes effects of eliminating free radical and reducing the senescence degree.
Owner:DALIAN POLYTECHNIC UNIVERSITY +1

Grinding medium containing ceramic particle, preparation and use thereof

The invention relates to an abrasive, in particular to an abrasive containing ceramic grains, a preparation method and applications of the abrasive. The abrasive comprises ceramic grains and abrasive adhesive, wherein, the ceramic grain comprises ultra-hard material and a ceramic adhesive; the ceramic powder and the ultra-hard material are burned together, crushed and screened to obtain the ceramic grains; subsequently, the ceramic grains are uniformly mixed with the ultra-hard material and metal adhesive or resin adhesive which compose the abrasive adhesive, thus obtaining the abrasive containing the ceramic grains; alternatively, the ceramic powder and the ultra-hard material are sintered together, crushed and screened to obtain the ceramic grains; the ultra-hard material and the metal adhesive or the resin adhesive are uniformly mixed to obtain the abrasive adhesive; and the ceramic grains and the abrasive adhesive are uniformly mixed, thus obtain the abrasive containing the ceramic grains. The abrasive containing ceramic grains can be used for preparing ultra-hard tools which have wider applications and can be used in dry and high-temperature environments, thus overcoming the shortages that the use performance of the tool is affected, the tool has difficulties to remove chips when in use and the sharpness of the tool is reduced, and the like caused by that the tool is easy to generate plastic deformation under high temperature.
Owner:XIAMEN ZL DIAMOND TECH CO LTD

Linseed paste and process method thereof

An edible paste is prepared from edible linseed (35-80 wt.%), quality modifier (1-20), flavouring (15-25) and agricultural grain flour (4-20) through respective heating and grinding, proportional mixing, sieving by 80 meshes, and packing. Its advantages are rich nutrients, health-care function of reducing blood sugar and blood fat, preventing and treating prostatic cancer, and detoxicating, and no toxic by-effect.
Owner:宁夏双友精细化工研究所

Solar chimney power plant based on solar wall technology

The invention provides a solar-energy hot airflow station based on solar wall technique, comprising a solar-energy chimney, a wind turbine at the lower part of the chimney and a generator. The invention is characterized in that the chimney is build near the building wall whose face and two sides are made from transparent material, the chimney is arranged with thermal insulated material near the wall, while the outer face of the insulated material is disposed with energy storage device. The invention has the advantages in low cost and wide application.
Owner:QINGDAO UNIV OF SCI & TECH

Solar energy combined energy supply system and method

The invention discloses a solar energy combined energy supply system and a solar energy combined energy supply method. The solar energy combined energy supply system comprises a photovoltaic electric heat combined device for thermal coupling by utilizing a heat-conducting medium, a heat lifting device and a building energy supply device, wherein the photovoltaic electric heat combined device generates heat and transfers the heat to the heat lifting device; and the heat lifting device improves the temperature of the heat-conducting medium and transfers the heat to the building energy supply device; and the building energy supply device generates at least one of cold output and heat output. The solar energy combined energy supply system can provide multiple energy output, and improves the generating efficiency and heat utilization efficiency of solar panels.
Owner:ENN SCI & TECH DEV

High-strength magnesium alloy containing rare earth and preparation method thereof

The invention discloses high-strength magnesium alloy containing rare earth and a preparation method thereof. The alloy comprises, by weight, 3%-8% of Al, 0.5%-6.5% of Ca, 0.1%-1.2% of Mn, 1.5%-4.5% of Zn, 0.02%-2.5% of Zr, 0.05%-1.5% of Nd, 0.05%-1.5% of Sm and the balanced Mg and unavoidable impurities. The method comprises the steps that magnesium ingots are melted and alloyed; casting membersare produced, and dissolving treatment is conducted; uniform thermal processing is conducted, and aging treatment is conducted after deformation processing is conducted by squeezing and forging. According to the alloy and the method, high-strength magnesium alloy is provided, a magnesium material with diversified dimensions can be processed through plastic deformation treatment, demands on a lighthigh-strength material of automobile parts can be met, and the utilization field of the aluminum alloy is expanded.
Owner:SHANGHAI UNIV

Novel nano electrostatic siro-spinning method

The invention relates to a novel nano electrostatic siro-spinning method. The method is that short-fiber rough yarns A and B recoiled from two rough yarn blocks are fed in parallel between two electrostatic spinning areas formed between a feeding roller and a rough yarn lifting rack; the two areas are provided with loudspeaker-shaped receivers which rotate at a certain of speed and driven by motors to collect nano fibers; the two loudspeaker-shaped receivers respectively rotate to form airflows; the nano fibers C and D are driven by electric field power to spirally deposit on receiving rings of the two oudspeaker-shaped receivers; a nano fiber bundle C deposited under the driving of the airflows is combined with the rough yarns A flowing through the loudspeaker-shaped receivers; a nano fiber bundle D is combined with the rough yarns B flowing through the loudspeaker-shaped receivers; the two rough yarns respectively drive each nano fiber to enter in parallel into rear stretching twisting devices; two multi-component combined yarns are guided out through front rollers and combined at a combining point and then twisted again, and finally the rough yarns pass through a steel wire rope through yarn guide hooks to coil the fine yarn blocks with self rotating power.
Owner:SHANGHAI UNIV OF ENG SCI

High-strength concrete composite expanding agent for steel tube and preparation method thereof

ActiveCN103011655AControllable hydration timeHigh development valueHigh strength concreteWork performance
The invention relates to a high-strength concrete composite expanding agent for a steel tube and a preparation method thereof. The high-strength concrete composite expanding agent comprises the raw material by weight percentage as follows: 30-50% of light calcined magnesium oxide, 8-30% of calcium oxide, 30-60% of zeolitized crushed crude pearlite, and 0.1-0.3% of industrial stearic acid. The water demand for hydration of light calcined magnesium oxide is small in use level, and the light calcined magnesia has the delayed expansion performance and can compensate volume shrinkage of concrete at an older age. The calcium oxide is fast to hydrate and can compensate self-shrinkage and cooling shrinkage of concrete in an earlier stage. The zeolitized crushed crude pearlite can improve the working performance of concrete, so that concrete has good peaceability, and calcium oxide and magnesium oxide expanding components are distributed uniformly in the concrete, so that the problem of nonuniform expansion of concrete is solved. The high-strength concrete composite expanding agent is stable in long-term expansion performance, and expansion and shrinkage as well as strength are in synergetic development. The water required for expansion is little, concrete in a sealed state expands continuously and stably, and the working performance of concrete can be improved. The high-strength concrete composite expanding agent is particularly suitable for preparing steel tube concrete.
Owner:CHINA CONSTR THIRD ENG BUREAU GRP CO LTD

Harmless processing method for diseased dead pigs

A related harmless processing method for diseased dead pigs comprises the following steps: disinfection processing, concretely performing disinfection processing on diseased dead pigs by using a disinfectant; cutting processing, concretely, cutting diseased dead pigs subjected to disinfection processing into blocks; high-temperature high-pressure processing, concretely, performing high-temperature high-pressure processing on the material blocks for 7-10 h, so as to kill animal pathogens and evaporating water; oil-residue separation processing, concretely, performing separation on the material subjected to high-temperature high-pressure processing, so as to obtain meat residue and oil, and further processing the separated oil to form biological oil; and meat-residue fermentation processing, concretely, adding a biological bacterial strain into the meat residue obtained after separation and sawdust, mixing and crushing, taking out after crushing, piling and fermenting for 5-24 h, so as to obtain an organic fertilizer raw material. The method is short in processing time and realizes a green environment-friendly healthy processing mode for diseased dead pigs.
Owner:博白县动物无害化处理中心

Ultralow-temperature-resistant ozone-resistant modified rubber

The invention discloses an ultralow-temperature-resistant ozone-resistant modified rubber which comprises the following components in parts by mass: 95-105 parts of nitrile-butadiene rubber, 15-30 parts of polyvinyl chloride, 60-90 parts of carbon black, 5-15 parts of silicon dioxide, 10-20 parts of dioctyl sebacate, 5-12 parts of zinc oxide, 0.5-2 parts of stearic acid, 0.5-1.5 parts of sulfur, 1.5-3.0 parts of thiocarbamide anti-aging agent, 3.0-5.0 parts of microcrystalline wax and 1.2-2.5 parts of N-cyclohexyl-2-benzothiazole sulfenamide. The modified rubber disclosed by the invention can greatly enhance the ozone resistance and low-temperature resistance of the product and obviously prolong the service life of the rubber product under the conditions of low temperature and high ozone concentration.
Owner:WUHU JITUO RUBBER TECH

Nano electrochemical enzyme sensor for detecting trichloroacetic acid or sodium nitrite as well as preparation method and application of nano electrochemical enzyme sensor

The invention discloses a nano electrochemical enzyme sensor for detecting trichloroacetic acid (TCA) or sodium nitrite (NaNO2) as well as a preparation method and application of the nano electrochemical enzyme sensor. A base electrode selected by the nano electrochemical enzyme sensor is a carbon ionic liquid electrode (CILE), a composite film composed of a magnesium metal-organic frameworks nanometer material (Mg-MOFs-74), gold nanoparticles (AuNPs) and muscle hemoglobin (Mb) is modified on the surface of the CILE, and a Nafion film is assembled on the surface of the composite film. The preparation method comprises the following steps: modifying the Mg-MOFs-74, performing electro-deposition on the AuNPs, assembling the Mb and Nafion film and the like. The nano electrochemical enzyme sensor capable of being used for detecting the TCA or NaNO2 is constructed in the invention, is capable of respectively detecting two target substances, is wide in detection range and low in detection limit, and can be used for determining samples containing the TCA or NaNO2.
Owner:HAINAN NORMAL UNIV

Multistage equipment for increasing dissolved oxygen in water

The invention relates to multistage equipment for increasing dissolved oxygen in water. The equipment comprises an electric water wheel, an agglomerated water refining device, a wind oxygen increasing device and a steering device, wherein the agglomerated water refining device receives agglomerated water generated when the electric water wheel beats the water surface and refines the agglomerated water through a rotating mechanism to increase the contact area of water drops and air and bring more oxygen to the water; the agglomerated water refining device and the wind oxygen increasing device are combined with a water drawing mechanism respectively; the water drawing mechanisms directly draw the water to the sky and slowly drip the water to increase the content of the oxygen in the water and save electricity; the steering device is used for adjusting the direction of a floating platform of the electric water wheel to make the direction of the floating platform of the electric water wheel consistent with the wind direction; therefore, the aim of effectively increasing the dissolved oxygen in the water and saving the electricity is fulfilled.
Owner:温昀哲

Method for producing rubber tree carbonized wood by resin pretreatment

The invention belongs to the technical field of wood modification, in particular relating to a method for producing rubber tree carbonized wood by resin pretreatment. The method comprises the following steps: putting the rubber saw wood of which the water content is less than 15% in a vacuum treatment tank for impregnating; then, stacking and airing the wood, putting the wood in a kiln, routinelydrying the wood in the kiln until the water content is less than 12%, and then, taking the wood out of the kiln; and putting the obtained wood in heat treatment equipment for high-temperature heat treatment, and taking the wood out of the kiln to obtain the rubber tree carbonized wood, wherein the water content of the wood is 4-6%. The invention has simple processes, high heating rate in the heattreatment process and high production efficiency, can increase the strength of the rubber tree carbonized wood by vacuum pressurization and impregnation of resin, and can effectively prevent the woodfrom deforming and cracking in the heat treatment process. The obtained rubber tree carbonized wood has the advantages of little loss of strength of the wood, elegant color, more excellent dimensional stability and durability and the like, and can be widely used for indoor and outdoor floors, landscapes, decorative materials and the like, thereby widening the application field of the rubber tree wood and increasing the additional value of the rubber tree wood.
Owner:RUBBER RES INST CHINESE ACADEMY OF TROPICAL AGRI SCI +1

Novel diesel compound additive

The invention belongs to the technical field of petroleum additive products, and particularly relates to a novel diesel compound additive. The novel diesel compound additive is prepared from antioxidant, cetane number improver, and low-temperature flow improver. The diesel compound additive can obviously improve storage stability of fuel oil, has an obvious effect of improving combustibility, makes fuel oil completely combusted, and has excellent frost resisting capacity at a low temperature, is suitable for common diesel, and even has the very ideal effect of optimizing secondary processing diesel with harsh requirement, so that the utilization field and range of the diesel is widened.
Owner:SHANDONG TAIDE NEW ENERGY

Light-emitting diode (LED) indoor illumination optical lens

The invention discloses a light-emitting diode (LED) indoor illumination optical lens, which is of a rotary symmetrical structure, wherein a concave hemispherical surface which makes the LED emergent ray enter the lens without deflection is arranged at the bottom of the optical lens, an LED is installed at the sphere center of the hemispherical surface, the external surface of the optical lens is a free-form surface which controls the direction of the LED emergent ray and has continuously changed curvature, the radius of the hemispherical surface is 1 / 3R to 1 / 2R, wherein R is the radius of the bottom of the optical lens. The LED indoor illumination optical lens has a simple structure, reasonable design, uniform LED illumination, high illumination efficiency, widened LED utilization scope, is energy-saving and environmental-friendly, has a good use effect, and is convenient to popularize and use.
Owner:XIAN DAYU PHOTOELECTRIC TECH

Projection robot

The invention discloses a projection robot which comprises a robot body part and a robot head part which is movably connected with the robot body part. The robot head part comprises a shell, a support, a projection module and a transmission assembly driving the shell to move on the robot body part. The projection module is arranged in the shell and provided with a projection window in the projection direction, and a slideway is further formed in the shell. The transmission assembly comprises a rack rail which is arranged along the slideway and linked with the shell, a motor mounted on the support, and a gear arranged on a shaft head of the motor. The gear is engaged with the rack rail. The first end of the support is located in the shell, and an assembly shaft used for assembling the shellis connected to the first end. The second end of the support penetrates through the robot head part to extend to the robot body part and is fixed to the inner side of the robot body part. The gear rotates under driving of the motor, and the shell is driven through the rack rail to move relative to the support. According to the projection robot, the technical problems that a traditional projectionrobot is simple in structure and fixed in projection angle are solved.
Owner:GOERTEK INC

Independent photovoltaic power generation system control circuit

The invention discloses an independent photovoltaic power generation system control circuit. The independent photovoltaic power generation system controller circuit comprises a main control unit, a signal acquisition unit, a load power supply unit and a display unit. The main controller unit comprises an ARM microcontroller, a crystal oscillator circuit and a rest circuit. The signal acquisition unit comprises an A / D conversion circuit module, a solar cell panel output voltage detection circuit, a solar cell panel output current detection circuit, a storage battery output voltage detection circuit, a storage battery charging current detection circuit, a DC load voltage detection circuit, a DC load current detection circuit, an AC load voltage detection circuit and an AC load current detection circuit. The load power supply unit comprises a charging control circuit module, a DC / DC conversion circuit module, a storage battery and an inverter. The display unit comprises a display drive circuit module, an LED screen, an operation indication lamp and a fault indication lamp. The independent photovoltaic power generation system control circuit has the advantages of reasonable design, quite high solar energy utilization rate and good application effects, thereby being suitable for popularization and application.
Owner:XIAN DAYU PHOTOELECTRIC TECH

Active control type inerter

ActiveCN105546037ABroaden the field of useIncrease inertia factorFlywheelsAutomatic controlPlanet
The invention discloses an automatic control type inerter. The active control type inerter mainly comprises a screw transmission pair formed by a screw rod and a nut as well as a gear meshing transmission pair formed by outer teeth of a planet gear and inner teeth of an outer gear ring. A motor is used as an active control element and adjusts the output force of the inerter, so that the inerter is adapted to variable vibration input, and the application field of the inerter is broadened; the inertia function is realized through a planet fly wheel set, and the inertance of the inerter is effectively increased through revolution and rotation of a planet gear train.
Owner:RES INST OF ZHEJIANG UNIV TAIZHOU

Comprehensive utilization method of asbestos tailings

InactiveCN105084398AThe synthesis and preparation process is simpleImprove performanceSilicaAluminium oxides/hydroxidesHydrotalciteDivalent metal ions
The present invention belongs to the technical field of solid waste recycling, and relates to a comprehensive utilization method of asbestos tailings. The method comprises the specific steps of: adding asbestos tailings to a NaOH solution, conducting hydrothermal treatment, and conducting solid-liquid separation to obtain a solid substance A and a solution B; adding A to the water, adjusting the pH value by acid, conducting ultrasound treatment for 0.5-10 h, and filtering residue C; adjusting the ratio divalent metal ions and trivalent metal ions in the solution and the pH value, reacting for 8 h, filtering and drying to obtain a hydrotalcite-like material; and combining solid C and solution B, soaking, adjusting the pH value, filtering and drying to obtain white carbon black. The present invention has the advantages of complete utilization of the wastes, a lot of target product, wide range of product utilization, and simple production process.
Owner:HARBIN NORMAL UNIVERSITY

Preparation method of dioscorea opposita thunb slime polysaccharide and resistant starch

The invention belongs to the field of processing agricultural products, and particularly relates to a preparation method of dioscorea opposita thunb slime polysaccharide and resistant starch. The preparation method of dioscorea opposita thunb slime polysaccharide and resistant starch comprises the following steps: washing and peeling fresh dioscorea opposita thumb, protecting color, slicing, crushing, homogenizing, putting homogenate into a high-pressure pulsed electric field for extraction, adding water into the treated dioscorea opposita thumb homogenate and performing high-speed centrifugation, and centrifuging starch residues at the lower layer for three times; respectively collecting supernatant and lower-layer starch residues obtained through repeated centrifugation; filtering the centrifuged supernatant through a molecularly imprinted membrane and eluting with water, to obtain a dioscorea opposita thumb slime polysaccharide solution, concentrating and drying to obtain dioscoreaopposita thumb slime polysaccharide, adding water into the lower-layer starch residues and performing membrane filtration, preparing a starch emulsion after filtering, performing pressure-heating treatment in an autoclave and then adding pancreatic amylase and pullulanase for enzymolysis, performing enzyme denaturing and performing refrigeration and ageing, hot-air drying, pulverizing and screening to obtain the dioscorea opposita thumb resistant starch.
Owner:GUANGXI NANNING SHENGQIAN TECH DEV CO LTD

Functional linseed food and its production process

The present invention relates to functional food, and is especially one kind of functional linseed food and its production process. The material includes edible linseed 47-80 wt%, beans 19-49 wt% and corrective 1-3 wt%; and the production process of the functional linseed food includes cooking, crushing, grinding, mixing, 80-mesh sieving, weighing and packing. The functional food has the health functions of benefiting liver and stomach, reducing blood sugar and blood fat, eliminating toxic matter, preventing breast cancer, etc. and is suitable for all people, especially women.
Owner:刘万毅

Preparation method of pyrolysis oil urea-formaldehyde resin organic covering mat

The invention relates to a preparation method of a pyrolysis oil urea-formaldehyde resin organic covering mat, and belongs to the technical field of landscaping. According to the preparation method, landscaping waste is taken as raw materials, landscaping waste pyrolyzate pyrolysis oil is used for preparing pyrolysis oil urea-formaldehyde resin, and the organic covering mat is prepared by gluing the pyrolysis oil urea-formaldehyde resin and the crushed landscaping waste, so that the shifting and loss problems of a traditional organic mat due to blowing and raining are effectively solved, and the life cycle and the environmental protection effect of the organic covering mat are ensured. Furthermore, the organic covering mat can serve as an effective slow release nitrogenous fertilizer, andthe promoting effect on plant growth is improved; phenols substances are added to the pyrolysis oil urea-formaldehyde resin due to the pyrolysis oil, so that the effect of inhibiting weed seeds from germinating and growing is improved; and the organic covering mat has better mildewproof and antibacterial effects, and the aging resistance of the organic covering mat is improved. The organic covering mat can improve the supply of soil nutrients and inhibit weeds, and is long in life cycle and obvious in economic benefit.
Owner:BEIJING FORESTRY UNIVERSITY

New photovoltaic integrated intelligent table

The invention discloses a new photovoltaic integrated intelligent table. An integrated intelligent table main body comprises an intelligent table body and intelligent table legs, a photovoltaic plate is laid on the upper surface of the intelligent table body, transmitting tempered glass is located at the side at the upper end of the photovoltaic plate, a table body accommodation cavity is formed inside the intelligent table body, and a solar controller, an accumulator and an inverter are embedded in the table body accommodation cavity; the middle of the transmitting tempered glass is provided with an LED floodlight, the side, located beside the photovoltaic plate, of the upper surface of the transmitting tempered glass is provided with an electromagnetic heater, the lower surface of the intelligent body is provided with a Bluetooth loudspeaker box, a radio, a USB charging interface, a standby external power source connecting port, an alternating current three-port waterproof socket, a power switch control panel, a loudspeaker box control panel, and a radio control panel. Through the design of the structures, the new photovoltaic integrated intelligent table has the advantages of being novel in structural design, good in environment-friendly effect, high in intellectualized degree, diversified in function, and convenient to use, and meanwhile the purpose that people sit at the table and enjoy entertainment and high-quality leisurely life in more leisure time can be effectively satisfied.
Owner:薛明

High temperature composite additive agent for nickel base charging battery

The invention discloses a high-temperature compound additive for nickel-base dischargeable batteries and aims at solving the technical problem of improving the transformation efficiency of the ting-current charging of the batteries in high temperature. The high-temperature compound additive for nickel-base dischargeable batteries of the invention comprises the quality group that in the simple substance or the compounds of the rare earth elements, the simple substance or the compounds of the IVB group elements and the simple substance and the compounds of the IIA group elements, one substance in any of the two groups / classes occupies the portion of 0.1-10, and the nickel hydroxide occupies 100 portions. Compared with the prior art, by adding the composite high-temperature additive, the invention has the advantages that the invention greatly reduces the transformation potential of the positive active material and improves the over-potential for oxygen evolution, which improves the transformation efficiency of ting-current charging in high temperature by 20 percent to 50 percent, realizes the normal use of batteries in the environment of 80 DEG C and widens the application field of the batteries, and that the manufacturing processes, the structure of the batteries coincide with traditional nickel-hydrogen batteries, and the operation is simple.
Owner:LEXEL BATTERYSHENZHEN

Application of monascorubrin pigment component and derivatives thereof in preparation of anticancer photosensitizer

The invention discloses application of a monascorubrin pigment component and derivatives thereof in preparation of an anticancer photosensitizer. The monascorubrin pigment component is a fermented product of monascus purpureus or an extracted and purified product of the fermented product, and comprises monascine, ankafaflavin, rubropunctatin, monascorubin, rubropunctamine, monascorubramine, monasfluore A and monasfluore B; the derivatives of the monascorubrin pigment component are synthesized by biotransformation or chemical modification of the monascorubrin pigment component. The compound can be used for preparing the photosensitizer in tumor phototherapy, is small in toxic and side effects on normal cells of a human body, and has a relatively good development prospect.
Owner:FUZHOU UNIV

Biomass asphalt, preparation method therefor and applications thereof

The invention relates to asphalt, especially relates to biomass asphalt prepared by utilization of thermal cracking of biomass heavy oil, a preparation method for biomass asphalt and applications thereof. The biomass asphalt is composed of biomass heavy oil, epoxy resin, polyethylene and polyethylene glycol, wherein the epoxy resin is 1-6wt% of the biomass heavy oil in weight, the polyethylene is 1-10wt% of the biomass heavy oil in weight, and the polyethylene glycol is 0.5-12wt% of the biomass heavy oil in weight. The biomass asphalt can be used as a material for preparing pavement asphalt, a material of asphalt tiles, a waterproof material and the like. The utilization field of biomass heavy oil can be widened greatly, a high-efficiency and high-quality utilization mode is developed for biomass heavy oil, and products with high added values are generated.
Owner:邯郸市颐民宝新能源开发有限公司 +1

Encapsulated roller preparation method

The invention discloses an encapsulated roller preparation method, and relates to the technical field of conveyor rollers. The encapsulated roller preparation method comprises the following steps: (1)raw materials for roller cover production are machined as roller covers by the procedures of blanking, arc pressing, rolling, welding, annealing and circle correction; (2) raw materials for center shaft production are machined as center shafts by the procedures of blanking, rough turning, tempering and finish turning; (3) amplitude plates are turned; (4) the roller covers, the center shafts and the amplitude plates in the steps (1-3) are assembled as a whole to form rollers; (5) rubber layers are coated on the surfaces of the rollers; and (6) the rubber layers on the surfaces of the rollers are turned to machine surface patterns. The rubber layer components and the weight parts of encapsulated rollers are optimized to solve the problems of abnormal conveying system and influence on the production efficiency by easy damage of the encapsulated rollers and limited use field of the encapsulated rollers caused by no resistance of the rubber layers of the encapsulated rollers to acid, alkali and high temperature.
Owner:SICHUAN DONGLIN MINE TRANSPORT MACHINERY

Application of feather nonwoven material in adsorption of heavy metal ion in water phase medium

The invention relates to an application of a feather nonwoven material for adsorbing heavy metal ions in an aqueous phase medium, which comprises the steps: in a water-bath environment at a temperature of 20 DEG C to 60 DEG C, 2g to 6g of feather nonwoven material is taken as an adsorbing agent and immersed in 250mL of 2 to 10mmol / Lheavy metal copper iron solution; the pH value of the solution is adjusted to be 3.5 to 11; after 0 to 200min, an ultraviolet spectrophotometer is finally used for measuring the concentration of the ions; the optimal adsorbing conditions are as follows: adsorbing temperature is 40 DEG C; adsorbing time is 90min, pH value is 11; the initial concentration of the copper ions is 10mmol / L; the weight of the feather adsorbing material is 6g. The application is safe and highly efficient, has extremely good adsorbing effect on the copper ions in waste water and sewage, can prevent pollution, has the wide material sources and low cost and can enlarge the utilization field of feather and reduce waste.
Owner:DONGHUA UNIV

Preparation method of cellulose-based self-reinforcing material

PendingCN113234243AExcellent full UV shielding performanceImprove mechanical propertiesCellulosePolymer science
The invention discloses a preparation method of a cellulose-based self-reinforcing material. The material is obtained by processing a cellulose ether derivative with a structure of a general formula (I) or a mixture of the cellulose ether derivative and a high-molecular polymer under the condition of natural light or ultraviolet light through a molding processing technology. The cellulose-based material prepared by the method has excellent ultraviolet light full-shielding performance and excellent mechanical performance. The mechanical property of the novel cellulose-based self-reinforcing material also has a self-reinforcing effect along with the prolonging of illumination time, and shows excellent ultraviolet aging resistance.
Owner:NANJING FORESTRY UNIV
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