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72results about How to "Good sex" patented technology

Black and blue disperse dye composition

The invention discloses a black and blue disperse dye composition which comprises the components by weight percent: at least one 30-70% of dye monomer A shown in formula (1), at least one 15-40% of dye monomer B shown in formula (2), at least one 5-50% of dye monomer C shown in formula (3) and at least one 5-50% of dye monomer D shown in formula (4). The disperse dye composition has wide application scope of pH value, good compatibility, strong dye depth property, high color yield, good uniformity, and good sublimation fastness, washing fastness and fastness to sunlight; more importantly, the black and blue disperse dye composition has low price and convenient use, and makes up the defects of compatibility, dye depth property and tiger color of black and blue disperse dye spliced by disperse orange 288 model.
Owner:ZHEJIANG RUNTU

Holography positioning alumite high speed thermoprint back glue and preparation method

The invention discloses a high-speed hot stamping gum used for holographic positioning electrochemical aluminium and the preparation method. The gum prepared through the formulation and the method of the invention can achieve good adhesive effect under the appropriate temperature and pressure, and the appropriate release coating is added, thus the holographic image information of the holographic electrochemical aluminium can be stripped and cemented on the surface of the scalded object at the high speed. The fragileness of the gum is moderate, therefore, the trimming performance of the holographic image is good in the hot stamping process, the gum is particularly applied to high-speed hot stamping on the surface of the sheet paper and the printing ink with which the density and the hardness are big, the surface energy is low, the surface wettability is poor, and the general coating liquor is difficult to be transferred and cemented on.
Owner:湖北省葛店开发区晨光实业有限公司 +1

Raw paper for thermal transfer paper and preparation process thereof

ActiveCN104085214AImprove tightnessControl the concentration of plagiarism onlinePulp beating methodsDuplicating/marking methodsApparent densityGrammage
The invention provides raw paper for thermal transfer paper and a preparation process thereof. The raw paper for the thermal transfer paper has grammage of 70 to 95 g / m2, cross file grammage tolerance of no more than 5 g / m2, apparent density of 0.8 to 0.85 g / cm3, smoothness of 45 / 36S, transverse tearability of no less than 600 mN, vertical dry tensile strength of no less than 70 N / 15mm, vertical wet tensile strength of no less than 12 N / 15 mm, air permeability of no less than 60 S, a water absorption value of 30 to 50 g / m2, a deformation rate of no more than 1.5% and dust of no more than 10 / m2. The preparation process for the raw paper for the thermal transfer paper comprises the steps consisting of pulping, mixing, beating and rewinding so as to prepare the raw paper for the thermal transfer paper, and then packaging is carried out, wherein a surface sizing solution and a filling material are added during beating. The raw paper for the thermal transfer paper prepared in the invention has the advantages of low cost, good paper formation, great apparent density, small air permeability, high tensile strength, high heat resistance, etc.
Owner:WEIFANG HENGLIAN SPECIALTY PAPER

Test method for induced differentiating human embryo stem cells to retina pigment epithelial cells

The invention provides a test method for induced differentiating human embryo stem cells to retina pigment epithelial cells, which comprises the following steps that: A) 0.25% pancreatic enzyme and 0.1mg / mL collagenase iv are mixed into phosphate buffered saline (PBS) solution containing 1mM calcium chloride (CaCl2) and 20% KSR, the solution is used for digesting embryo stem (ES) clones, so the ES becomes an ES cell group with 5 to 10 cells; B) the ES clone is incubated in a culture dish which is wrapped by gelatin in a short time so as to remove the feeder layer cells; and C) the ES cell group is cultured in a continuous differential culture medium with the concentration of 6.7*102 cell groups per liters in a non-adhesive bacteria culture dish. The test method has the advantages such as simple and convenient method, good repeatability, high successful rate, good omnisexuality, rich and economical source and the like.
Owner:薛志刚 +1

Diesel oil alkane component degradation bacterium and application thereof

InactiveCN101186890AStable and efficient degradation performanceEfficient alkane degradation abilityBacteriaWater contaminantsCarbon sourcePetroleum
The invention discloses to a strain of degrading bacteria for alkenes components of diesel and usage thereof. The strain of degrading bacteria for alkenes components of diesel of the invention is Burkholderia cepacia which is capable of degrading n-hexadecane of 750mg / L to be of 200mg / L within four days, and cadmium (Cd) with low concentration (<9mg / L) accelerates the degradation to some extent. When the diesel is taken as the unique carbon source, the degrading bacteria can better degrade the alkenes components (C12-C30) of the diesel. Compared with other bacterial strains, the strain of the invention has the advantages of high effective capability of degrading alkenes, perfect adaptability and tolerant property of Cd, which can be well applied in the field of bioremediation for water body which is polluted by oil pollutants and polluted by the combination of both oil and heavy metals (Cd).
Owner:SOUTH CHINA UNIV OF TECH

Electromagnetic shielding sheet and method for manufacturing same

Copper-cobalt alloy particles are stuck to the surfaces of a metal layer (21) to form blackened layers (23A, 23B). Blackness enhancing layers (25A, 25B) are formed by a chromate treatment, covering the copper-cobalt alloy particles (23A, 23B). The blackness enhancing layers (25A, 25B) and a base (11) are put together. A conductive material layer (109) composed of the metal layer (21), the blackened layers (23A, 23B), and the blackness enhancing layers (25A, 25B) is formed into a mesh by photolithography, thereby obtaining an electromagnetic shielding sheet (1).
Owner:DAI NIPPON PRINTING CO LTD

Low-reflection and neutral-density filter

The invention belongs to the field of optical elements for optical energy attenuation, and particularly relates to a low-reflection and neutral-density filter. The low-reflection and neutral-density filter comprises a substrate and a membrane system layer arranged on the substrate in a plated mode. The membrane system layer is of a G|AMB structure or a BM|G|MB structure, wherein M is a metal layer for achieving transmission attenuation and neutral transmission, G is the substrate, A and B are membrane stacks working cooperatively to achieve wide-spectrum metal antireflection and are each formed by dielectric layers and the metal layers M in an alternately plated mode, the metal layers M are made of Ni-Cr or Ni-Cr-Fe, and the dielectric layers are made of TiO2 or SiO2 or Al2O3 or HfO2 or Ta2O5 or Nb2O5. The low-reflection and neutral-density filter has both low reflection and transmission spectrum neutrality in a wide spectral range.
Owner:SHENYANG ACAD OF INSTR SCI

Novel composite thermal insulation building block and producing method thereof

The invention discloses a novel composite thermal insulation block and a manufacturing method thereof. The novel composite thermal insulation block is mainly characterized in that the block body consists of an insulating layer and a reinforcing layer; the reinforcing layer made of cement mortar mixture is poured outside the insulating layer; either of two end faces vertical to the insulating layer arranged on the block body is provided with at least one mortar joint groove. The manufacturing method of the composite thermal insulation block is that a polystyrene plate is divided into appropriate sizes according to the size of a mould, and the divided polystyrene plates are fixed in the mould; pasty mixture prepared with water is foamed with a foaming machine and a foaming agent, is injected in an agitator, and is mixed and agitated with the mixture; the foamed mixture is injected into the fixed mould of the polystyrene plate; and the top is screeded, naturally air-dried or oven-dried; and standing for curing is carried out. Compared with the prior art, the novel composite thermal insulation block has the remarkable characteristics of light weight, fireproofing, flame resistance, sound insulation, quick construction, increased utilization area, shock resistance and so on.
Owner:薛锋堂

Silicon-heater-based MEMS (microelectromechanical system) methane sensor and preparation method and application thereof

The invention discloses a silicon-heater-based MEMS (microelectromechanical system) methane sensor and a preparation method thereof, belongs to a methane sensor and a preparation method thereof, and particularly belongs to a methane sensor adopting a microelectromechanical system manufacturing technology and a preparation method and a methane detection method thereof. The methane sensor adopts an ordinary monocrystalline silicon wafer for manufacturing a silicon heater, the silicon heater is used as a methane-sensitive element, and a catalyst carrier and a catalyst material are not required; the preparation method of the methane sensor is compatible with a CMOS (complementary metal oxide semiconductor) technology; in case of batch production, the methane sensors have an advantage of low price and can be calibrated in batches; the methane sensor has the characteristics of low power consumption, high sensitivity , fast response, no influence on methane detection during oxygen shortage, and no influence from carbon deposition, poisoning and catalysts.
Owner:CHINA UNIV OF MINING & TECH

Treatment method and solution of human body vein blood specimen collection container for preventing blood from being remained on wall

The invention provides a treatment method and a solution of a human body vein blood specimen collection container for preventing blood from being remained on a wall. The method comprises the following steps of: a cleaning step, a silicification agent layer preparation step, a drying step, an additive adding step, a vacuumizing step, a sealing step, a labeling step and a packaging step which are sequentially carried out, wherein the silicification agent layer preparation step is characterized by preparing the solution according to the proportion of water-soluble silicification agent to absolute ethyl alcohol being 1:(100-1000), then completely soaking a cleaned test tube into the solution for 1-3min, taking the test tube out, and draining. According to the method, the absolute ethyl alcohol is used as a dissolvent to prepare a silicification agent layer, has better volatility, is easy to dry, cannot enable the silicification agent layer to form a firm structure on the surface of the test tube, and has better permeability; and foam cannot be generated after the water-soluble silicification agent is dissolved in the absolute ethyl alcohol, so that the silicification uniformity is better, and the phenomenon that blood is remained on the wall after blood drawing through the test tube can be well eliminated.
Owner:福州长庚医疗器械有限公司

Knitted fabric, making method and use device for knitted fabric and garment made from knitted fabric

ActiveCN110318188AFully soaked in ammoniaDip ammonia evenlyWrinkle resistant fibresHandkerchiefsWrinkle skinYarn
The invention discloses a knitted fabric containing natural fibers, a making method and liquid ammonia device for the knitted fabric and a shirt made from the knitted fabric, and belongs to the fieldof fabrics and clothing. The making method for the knitted fabric containing the natural fibers comprises the steps that a knitting method is adopted for making yarns containing the natural fibers into an original knitted fabric, and the knitted fabric is subjected to functional after-finishing comprising a liquid ammonia finishing process. The liquid ammonia finishing process is that the knittedfabric is subjected to ammonia soaking at least twice under the mechanical restraint condition of a guide roller set, it can be avoided that edge rolling is caused to the knitted fabric due to high-degree shrinking in the ammonia soaking process, the knitted fabric can also be subjected to ammonia soaking sufficiently and evenly, the ammonia soaking effect is ensured, and the shrinking rate of theknitted fabric is controlled; through the subsequent setting finishing processes, the color stability of the knitted fabric is further improved, the rate of shrinkage after washing is reduced, and the wrinkle resistance and resilience of the knitted fabric are improved. The shirt is low in rate of shrinkage after washing, good in stiffness and smoothness draping and resilience, stable in color, high in strength and good in wrinkle resistance.
Owner:LUTAI TEXTILE

Full-silicon MEMS (micro-electromechanical system) methane sensor, gas detection application and preparation method of full-silicon MEMS methane sensor

The invention discloses a full-silicon MEMS (micro-electromechanical system) methane sensor, gas detection application and a preparation method of the full-silicon MEMS methane sensor, is suitable for being used under an industrial and mining environment, belongs to a methane sensor as well as a preparation method and a detection method thereof, and particularly belongs to a methane sensor adopting an MEMS processing technology and a methane detection method thereof. The full-silicon MEMS sensor is prepared from a heating material with monocrystalline silicon serving as a heating element; the heating element is also used as a methane sensitive element; furthermore, the detection on low-concentration methane can be realized without a catalyst carrier and a catalyst material. The full-silicon MEMS methane sensor is processed by taking an SOI (silicon on insulator) silicon slice as a substrate and adopting an MEMS technology; the processing technology is compatible with a CMOS technology (complementary metal oxide semiconductor) technology. The full-silicon MEMS methane sensor has the characteristics of low power consumption, high sensitivity, no influence from oxygen deficit, and no influence of carbon deposition, poisoning and the like from catalysts.
Owner:CHINA UNIV OF MINING & TECH

Three-dimensional combined movable fish and vegetable symbiosis system

The invention discloses a three-dimensional combined movable fish and vegetable symbiosis system, which comprises a three-dimensional combined vegetable plantation unit, a three-dimensional combined movable fish and vegetable symbiosis unit and a three-dimensional combined movable vegetable plantation unit, wherein in each unit, plantation modules can be flexibly combined and can be movably used for the fish and vegetable symbiosis systems of greenhouses, open-air places, schools, restaurants, offices, families and the like, a structure is flexible, and applicability is high. Since the integral structure of the three-dimensional combined movable fish and vegetable symbiosis system is a three-dimensional structure, the three-dimensional combined movable fish and vegetable symbiosis system has a simple structure and can be conveniently assembled and disassembled. In addition to a situation that a modularized building block structure can be formed through assembling and disassembling without any tool, field planting basket square pipes can vertically replace positions at will to guarantee that vegetables can receive illumination of intensities of different duration on an upper place and a lower place. Each unit is combined with a fish pond unit, a fish manure collecting, filtering and fermenting unit, a water and fertilizer integration unit, a water supply pipeline, a water pump and a water returning pipeline to form a greenhouse three-dimensional combined culture system. The three-dimensional combined movable fish and vegetable symbiosis system has good cost economic efficiency and low scale economy cost and has modularized design.
Owner:NINGXIA DANCHEN TECH

Lithium battery fire-extinguishing filling material additive preparation method

InactiveCN109054866AImprove flexibilityHigh physical and chemical stabilitySecondary cells servicing/maintenanceSolventChemistry
The invention discloses a lithium battery fire-extinguishing filling material additive preparation method. Preparation of a PEO-based fire-extinguishing additive comprises the steps that according toa mass ratio of 5 to 1, PEG and a silane coupling agent are accurately weighed, an appropriate amount of THF is used as a solvent for dissolving the PEG and the silane coupling agent, and after the PEG and the silane coupling agent are mixed, reaction is carried out under protection of nitrogen; a product, subjected to filtering treatment, of the last step is reacted with nano-silica hydrosol under protection of nitrogen, and a reaction product is subjected to centrifugation treatment; finally, the product of the last step is reacted with PPG. A product is observed through an electron microscope, a result shows that the product is good in reaction evenness, and both the dispersity and the mobility are up to standards; the novel high-flame retardation fire-extinguishing additive is easy tosynthesize, easy to use and low in waste, and a better choice is provided for replacing a toxic halogen-flame retardant.
Owner:浙江蓝盾电工新材料科技有限公司

Disposable foaming pad and preparation method thereof

The invention relates to the technical field of foaming pads, and particularly discloses a disposable foaming pad which comprises the following components: natural rubber, butadiene styrene rubber, asoftener, a reinforcing agent, a dispersing agent, a physical lubrication anti-aging agent, stearic acid, white factice, a foaming agent, a reinforcing colorant, zinc oxide, a foaming aid, a cross-linking agent and an accelerant. The invention further provides a preparation method of the disposable foaming pad. The disposable foaming pad is prepared through banburying, open milling, pressurizing,shaping and vulcanizing, and compared with an existing foaming pad, the disposable foaming pad has excellent road holding performance, slip resistance, skin friendliness, good harmony, good elasticity, light specific gravity, no smell, environmental friendliness, attractiveness, capability of being matched with various colors, no cracking, low cost, high benefit, wide application, and good marketprospects and depths.
Owner:义乌市大胜橡塑制品有限公司

Tobramycin liposome used for aerosol inhalation and production method thereof

The invention discloses a tobramycin liposome used for aerosol inhalation. The tobramycin liposome used for aerosol inhalation is composed of the following components: 0.1%-15.0% of tobramycin, 0.5%-36.0% of a phospholipid, 0.05%-20.0% of a stabilizer, 0.01%-10.0% of a charge modifier, 0.01%-5.0% of an antioxidant, 5.0%-50.0% of an organic-phase medium and the balance an aqueous-phase medium. According to the tobramycin liposome used for aerosol inhalation, the aerosol inhalation technology is used, relative to oral administration, the aerosol inhalation technology has the advantages that a medicine can be directly delivered to a respiratory tract, is absorbed fast, and takes effect quickly, and a medicine concentration of the respiratory tract is increased; the bioavailability and the stability are high, and the tobramycin liposome used for aerosol inhalation has good safety; and a production process is simple, easy and reasonable, and the performance is stable, so that conditions arecreated for achieving industrial productization.
Owner:ZHUHAI ESSEX BIO PHARMA

Remote control electric plowing machine for greenhouse

InactiveCN103718678AMeet the agronomic requirements of deep plowingDigging depth adjustableSoil-working equipmentsElectricityGreenhouse
The invention provides a remote control electric plowing machine for a greenhouse. The remote control electric plowing machine is composed of a machine body, an electromotor, a gearbox, a walking device, a transmission mechanism, an electromagnetic control clutch, a plowing mechanism, a steering device and a control device. The electromotor and the gearbox are fixedly installed on the back upper portion of the machine body, the walking device is fixedly installed on the back lower portion of the machine body, the transmission mechanism is fixedly installed on the right side face of the machine body, the steering device is fixedly installed on the front lower portion of the machine body, the control device is fixedly installed on the upper portion of the middle of the machine body, the plowing mechanism is installed on the lower portion of the machine body through a hinge, electricity is supplied through a battery set of the control device, the power of the electromotor is respectively transmitted to the walking device and the plowing mechanism through the gearbox and the transmission mechanism to drive the whole machine to walk and plow, and the walking and operating states of the whole machine can be remotely controlled through the control device. According to the remote control electric plowing machine for the greenhouse, the plowing depth can be adjusted, the operating load is stable, the size is small, the agricultural requirement for deep tillage of the soil of the greenhouse can be met, and the remote control electric plowing machine has strong popularization and application value.
Owner:NORTHWEST A & F UNIV

Fertilizer utilization method for rotten vegetable leaves

The invention belongs to the technical field of treatment of rotten vegetable leaf wastes and discloses a fertilizer utilization method for rotten vegetable leaves. The fertilizer utilization method comprises the following steps: crushing the rotten vegetable leaves until the size is less than 5cm; airing or utilizing field materials with relatively low moisture content to reduce the moisture content of the rotten vegetable leaves to be 70 to 80 percent; adding urea which accounts for about 0.1 percent of the fresh weight of the rotten vegetable leaves; and adding a special composting-promoting bacterium agent for the rotten vegetable leaves according to the weight-to-volume ratio of 1 to (400 to 600). The rotten vegetable leaves, the urea and the composting-promoting bacterium agent are uniformly mixed in a plastic bucket with a cover and then are composted by covering the cover. According to the fertilizer utilization method disclosed by the invention, the rotten vegetable leaves with a relatively high fibration degree are crushed in situ through applying a movable small-size pulverizer; the moisture content of the rotten vegetable leaves is adjusted and the special composting-promoting bacterium agent and the urea are added, so that the composting efficiency and effect of the rotten vegetable leaves are improved; and the plastic bucket with the cover is used as a compostingcontainer, so that environment pollution caused by composting is avoided and the flexibility of a composting field is also improved.
Owner:CHONGQING AGRI TECH EXTENSION STATION

Electronic internal focusing collimator

The invention discloses an electronic internal focusing collimator. The electronic internal focusing collimator comprises a lens cone, and a photoelectric sensor, a spectroscope, a floating objective lens and a main objective lens which are sequentially arranged from front to back in the lens cone along the optical axis direction; the electronic internal focusing collimator also includes a light source tube, the light source tube is located at the spectroscope and perpendicular to the lens cone, and a light source and a reticle are sequentially arranged in the light source tube from top to bottom in the vertical direction; the electronic internal focusing collimator further comprises an upper computer. According to the electronic internal focusing collimator, the functions of the collimator are expanded, multifunctionality is achieved, and meanwhile the electronic internal focusing collimator has the functions of a universal collimator, a photoelectric collimation collimator, image acquisition, focal length adjustment and the like; the detection process is more scientific, the test result is more reliable, and the measurement precision is higher.
Owner:中国空气动力研究与发展中心设备设计与测试技术研究所 +1

Single azo based pyridine ketone dye and preparation method and application thereof

The invention discloses a single azo based pyridine ketone dye and a preparation method and application thereof. The structural formula of the single azo based pyridine ketone dye is as shown in formula (I). A pyridine ring of a coupled component of the single azo based pyridine ketone dye is provided with a substituent group (the formula can be found in the description), the ether group and polyester fibers in the substituent group have good appetency, the attached dye is not prone to transference from the interior of the fibers to the surface of the fibers even at a high temperature, color change does not happen easily, other fabrics are not stained easily in the ironing process, and thermal migration fastness and sublimation fastness of the dye are greatly improved through the large molecular weight and the ether group so that fabrics can maintain good dyefastness; besides, electron withdrawing substituents such as a methoxy group, nitryl and chlorine elements are introduced to the para-position of a diazo group of the diazo component of the single azo based pyridine ketone dye, or the nitryl is introduced to the meta-position of the diazo group, so that the color of the single azo based pyridine ketone dye is deepened; meanwhile, the nitryl or the chlorine elements is / are introduced to the ortho-position of the diazo group, and the hyperchromic effect is further improved.
Owner:HANGZHOU FLARIANT SPECIALTY

Drilling device

The invention discloses a drilling device. The drilling device comprises a device body; the device body is vertically provided with a main frame; the main frame is articulated with a rotatable upper rotary table and a rotatable lower rotary table through bearings; the upper rotary table is provided with a horizontal sliding chute; a drilling machine capable of sliding horizontally is movably arranged inside the sliding chute; a drill bit is arranged at the lower end of the drilling machine; the main frame is articulated with the rotatable lower rotary table through the bearing; the lower rotary table is provided with the horizontal sliding chute; an elastic supporting block capable of sliding horizontally is movably arranged inside the sliding chute; the upper end of a positioning frame isfixedly welded at one side of the drilling machine; the elastic supporting block is fixedly welded at the lower end of the positioning frame; and the upper rotary table and the lower rotary table areeach fixedly connected with a rotary arm through a movable bearing positioned on the main frame. The drilling device comprises the drill bit which is good in maneuverability, and the drilling deviceis simple in structure, good in accuracy, large in drilling range and convenient to maintain.
Owner:重庆电特威电子有限公司

Diesel oil alkane component degradation bacterium and application thereof

The invention discloses to a strain of degrading bacteria for alkenes components of diesel and usage thereof. The strain of degrading bacteria for alkenes components of diesel of the invention is Burkholderia cepacia which is capable of degrading n-hexadecane of 750mg / L to be of 200mg / L within four days, and cadmium (Cd) with low concentration (<9mg / L) accelerates the degradation to some extent. When the diesel is taken as the unique carbon source, the degrading bacteria can better degrade the alkenes components (C12-C30) of the diesel. Compared with other bacterial strains, the strain of theinvention has the advantages of high effective capability of degrading alkenes, perfect adaptability and tolerant property of Cd, which can be well applied in the field of bioremediation for water body which is polluted by oil pollutants and polluted by the combination of both oil and heavy metals (Cd).
Owner:SOUTH CHINA UNIV OF TECH

Small-molecule fluorescent probe for detecting matrix metalloproteinase, and preparation method and application thereof

The invention discloses a small-molecule fluorescent probe for detecting matrix metalloproteinase. The small-molecule fluorescent probe has a structural formula (I) shown in the description, and R inthe formula (I) is a sulfonic acid or a carboxylic acid. The fluorescent probe is sensitive to the matrix metalloproteinase, is complexed with zinc ions in matrix protease after binding to an activated matrix metalloproteinase in a hydrophilic environment of a buffer solution to multiply the fluorescence intensity, can develop the matrix metalloproteinase in situ in real time in living cells, hasgood facultativeness and a large absorption and emission wavelength difference, can effectively avoid the interference of excitation lights and emitted lights in a protein sample in the detection system of an extracellular buffer solution, can specifically quantitatively detect the matrix metalloproteinase in a complex biological sample, and has the advantages of high signal-to-noise ratio, high sensitivity, excellent selectivity and low lower detection limit, so the specific detection of the matrix metalloproteinase in living cells is realized.
Owner:CHONGQING MEDICAL UNIVERSITY

Automatic inflation lifesaving bra

The invention relates to a water lifesaving device, in particular to an automatic inflation lifesaving bra. The automatic inflation lifesaving bra comprises an annular airbag provided with two straps. The inner side, close to the chest, of the annular airbag is provided with an elastic plastic support board corresponding to the chest, the elastic plastic support board is bonded with the inner side of the airbag, a cavity is formed in the elastic plastic support board, a cut-off valve which is used for communicating the cavity with the annular airbag is arranged on the elastic plastic support board, and the cavity is filled with dichlorodifluoromethane and trichlorofluoromethane with the volume ratio being 1:0.8-1.2. The automatic inflation lifesaving bra has the characteristics of high security, quick inflation and low cost, and can be widely popularized and used by swimmers.
Owner:贾红晨

Functional modification processing method and product for knitted animal down product

The functional modification process of knitted animal down product disease the following steps: surface treatment with oxidant and ceramic powder; fulling, stoving; soaking or spraying with active polyurethane emulsion; permeating and stoving; chemical modification with hot blast and cross-linking reaction treatment. The product has the advantages of no balling up, high elasticity, no shedding, no loosening, etc.
Owner:BEIJING SNOW LOTUS CASHMERE

Paperboard processing device

The invention belongs to the field of paperboard processing devices, and particularly relates to a paperboard processing device. The paperboard processing device comprises a guiding cavity used for guiding a paperboard to a cutting position; through holes are symmetrically formed in the middle of the guiding cavity; cutting cavities are fixed on the through holes; the inclination angles of the cutting cavities are the same as a honeycomb line of a paper core; blades are arranged in the cutting cavities in a sliding mode; limiting blocks are arranged at the tops of the blades and are connected to the upper edges of the cutting cavities through springs; the two sides of the outlet of the guiding cavity are provided with round rollers capable of driving the paperboard to be discharged; and cams are hinged to the round rollers through connecting rods and can rotate to beat the limiting blocks. According to the paperboard processing device, the paperboard is driven to be discharged mechanically through the special structure so that the cutting efficiency can be improved; and in addition, notches are smooth, the subsequent combination of paperboards is facilitated, and artificial modifying and cutting are not needed.
Owner:山东省新征程工业科技有限公司

High performance liquid chromatography (HPLC) wavelength switching technology-based method for simultaneously measuring content of various constituents in san huang tablet

The invention discloses a high performance liquid chromatography (HPLC) wavelength switching technology-based method for simultaneously measuring content of various constituents in san huang tablet, and relates to the technical field of drum detection method. The HPLC wavelength switching technology-based method comprises the following steps of simultaneously performing qualitative and quantitative analysis on seven types of constituents comprising baicalin, berberine hydrochloride, aloe-emodin, rhein, emodin and physcion; preparing a mixed contrast solution; preparing a sample solution; performing HPLC separation and detection; and performing qualitative and quantitative analysis on a sample. An HPLC wavelength switching technology is employed, detection is performed when baicalin wavelength is switched at 280 nanometers, detection is performed when berberine hydrochloride wavelength is switched at 264 nanometers, detection is performed when wavelengths of the aloe-emodin, the rhein,the emodin and the physcion are switched at 254 nanometers, an elution condition is in a way that mobility-phase A acetonitrile and mobility-phase B phosphate solution and is as follows: 15% of A and85% are contained of B when 0-10 minutes are passed, 25% of A and 75% of B are contained when 20 minutes are passed, 40% of A and 60% of B are contained when 30 minutes as passed, 55% of A and 45% B are contained when 42 minutes are passed, and 80% of A and 20% of B are contained when 50-60 minutes are passed. The HPLC wavelength switching technology-based method is simple to operate and is high in detection sensitivity and more accurate in detection result.
Owner:陕西起源农业科技有限责任公司
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