Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

3102 results about "Cotton cloth" patented technology

Medical mask

InactiveCN103393239AOvercome the problem of hurting the skinEasy to adjustProtective garmentFiberRespirator
The invention discloses a medical mask which comprises a mask body and ear hanging lines. The ear hanging lines are arranged at two opposite side edges of the mask body, the mask body sequentially comprises a gauze layer, a moisture absorption layer, an antibacterial fiber cloth layer, a filter layer and a cotton cloth layer from inside to outside, the gauze layer, the moisture absorption layer, the antibacterial fiber cloth layer, the filter layer and the cotton cloth layer are connected with one another, a flexible iron wire is penetratingly arranged at the upper edge of the middle of the mask body, and a cotton cloth strip is sleeved on each ear hanging line. The medical mask has the advantages that the mask body comprises five layer structures and is good in breathability and moisture absorption, and dust and bacteria in air can be filtered; the medical mask is comfortable to wear, injury to the skin of a human body or the soft tissues of the ears of the human body can be prevented, the medical mask can fit with the face of the human body in a seamless manner, and accordingly harmful substances in the air can be effectively prevented from being inhaled into the human body; the flexible iron wire can be folded to form a shape which is matched with the nose bridge of the human body, so that gas exhaled by the human body can be prevented from being upwardly sprayed to spectacle lenses to cause the problem of blurring of the spectacle lenses.
Owner:THE FIRST AFFILIATED HOSPITAL OF HENAN UNIV OF SCI & TECH

Air cleaning material, and preparation method and application thereof

The invention relates to an air cleaning material, and a preparation method and an application thereof, and belongs to the technical field of chemical catalytic decomposition. The air cleaning material comprise a base material and a manganese oxide loaded on the base material; the manganese oxide is a birnessite type manganese oxide prepared by performing in-situ reduction on a permanganate and a reducing agent; and the base material is filter cotton, non-woven fabrics, cotton cloth, gauze, or fiber with particle filtering function. The preparation method comprises the following steps: step 1, dissolving a quaternary ammonium salt and the permanganate in water, adding the base material; step 2, adding the reducing agent into the solution obtained in the step 1, mixing uniformly; step 3, heating the solution obtained in the step 2 at a constant temperature; and step 4, taking out the base material and drying to obtain the finished product. According to the technical scheme, the manganese oxide is simple loaded on the fiber material base material such as filter cotton and the like, so that the obtained low-wind-resistance cleaning material is capable of continuously rapid degrading formaldehyde and ozone in the air at room temperature; and the preparation method of the air cleaning material is simple and low in cost, and no other pollutions are introduced.
Owner:TSINGHUA UNIV

Environment protection type pigment resin printing adhesive agent capable of self crosslinking at low-temperature, and preparation thereof

The invention belongs to the water-base adhesive technical field, in particular to an environment-protecting pigment printing binder which auto-crosslinks in the low temperature and a preparation method thereof which includes a polymeric monomer is added into the water solution of the composite emulsifier and the sodium bicarbonate, and the mixture is stirred so as to obtain the pre-emulsion; the pre-emulsion is added into a reaction vessel in lots, a polymerization is initiated, and a styrene-acrylic emulsion base which crosslinks in the low temperature is obtained; the pH value is adjusted, a crosslinking agent is added and the needed binder is obtained. The pigment printing binder obtained by the preparation of the method does not comprise formalin, alkyl phenol polyoxyethylene ether and other harmful substances. The finished textile printing obtained by using the binder has the advantages of soft hand feeling, brilliant color, wear resistant, and high soaping fastness, etc.; the textile printing used for the cotton cloth, polyester-cotton can get better effect. The mixture of the binder and the synthetic thickener can modulate the proper textile printing pulp, and is applicable to plate printing and net-tube printing.
Owner:FUDAN UNIV

Method for controlling different forms of heavy metal in urban life compost by modified nano carbon

The invention discloses a method for controlling different forms of heavy metal in urban life compost by adopting modified nano carbon. Before application of nano carbon with diameters ranging from 20 nm to 70 nm, the nano carbon is modified, so that various kinds of modified nano carbon are obtained respectively; then, a layer of cotton cloth and a nylon net are sealed at the lower end of each PVC (polyvinyl chloride) tube, garbage compost and various kinds of modified nano carbon are proportionally and uniformly mixed, and each tube is filled with 150 g of mixed materials; the temperature during an experiment ranges from 19 to 27 DEG C, the relative humidity is 60%-72%, the compost is supplemented with water every day, so that the moisture of the compost is about 70% of the field capacity; sampling is performed after 45 days of cultivation, and form analysis of heavy metal is performed; and the adding amount of various kinds of modified nano carbon is 1%-5% (w/w) of the weight of the garbage compost. The experiment result shows that the content of the residual form heavy metal is added with addition of the modified nano carbon, conversion of the heavy metal in the compost from an easily absorbing state to a difficultly absorbing state is promoted, and a basis is provided for application of the modified nano carbon in passivation of the heavy metal in the garbage compost.
Owner:TIANJIN NORMAL UNIVERSITY

Method for producing green tea soycheese

The invention relates to a method for producing green tea soycheese, which is characterized in that 5-15% parts by weight of the green tea, 85-95% parts by weight of the water and sopped bean are gridded to be green tea pulp and soya-bean milk; the green tea pulp and the soya-bean milk are filtered through 100 screen mesh filter screen; the filtered pulp liquid is heated up to be 85-95 DEG C; the pulp liquid is beat to be grain with salt water; the pulp grain is pressed to be plates by sanitized cotton cloth; the shaped plates are rough green tea soycheese; the rough green tea soycheese is cut to be small square blocks; the small square blocks are put into a cleaned and sanitized cage in sequence; the surfaces of the small square blocks of the rough green tea soycheese are sterilized by means of jetting; the small square blocks are put into a temperature control room with temperature being 30 DEG C to be fermented till that the surfaces of the rough green tea soycheese have cotton-shaped white mucor; the surface of the rough green tea soycheese is coated with a layer of slat; the rough green tea soycheese is put into a container with normal temperature for 12-24 hours; the rough green tea soycheese is extracted from the container to be filled into a bottle; alcohol with alcoholic strength being 16-18% is poured into the bottle; and the bottle is sealed for 10-30 days to prepare the green tea soycheese. The method improves the additional value of the green tea, increases the tea polyphenol, the coffeic alkali and the amino acid of the green tea and the red tea, and improves human body immunity as well as anticancer effect.
Owner:刘志良

Hygienic disinfectant wet tissue and preparation method thereof

The invention discloses a hygienic disinfectant wet tissue and a preparation method thereof, and belongs to the technical field of wet tissues. The hygienic disinfectant wet tissue is prepared through the following steps: preparing a wetting solution by utilizing the following components in percentage by weight: 0.1-10% of wood seed extract, 0-5% of humectant, 0-5% of antibacterial agent, 0-5% of decontaminant, 0-5% of emollient, and the balance of purified water; and soaking non-woven fabric cloth or cotton cloth into the wetting solution, or spraying the wetting solution on the non-woven fabric cloth or cotton cloth so as to obtain the hygienic disinfectant wet tissue. According to the invention, because the wood seed extract contains the skin protection ingredient tannin, the extract acts as the ingredient of the wetting solution, has natural, non-toxic, environmentally-friendly performance characteristics and the like, is a favorable disinfectant appliance, and is especially suitable for rabo vermelho of babies; and the humectant, the antibacterial agent, the decontaminant, the emollient and the like are added into the wetting solution, and can generate effects rapidly for skin problems of dermatitis, eczema, bedsore, rabo vermelho of babies and the like, and the hygienic disinfectant wet tissue and the preparation method thereof also have the obvious effects of decontamination, anti-inflammation and pain relieving, bacteriostasis and itching prevention, and skin protection.
Owner:HANGZHOU BEICHRAL MOTHER & BABY PROD

Fixed enrichment method for city life compost heavy metals through modified nanocarbon

The invention discloses a fixed enrichment method for city life compost heavy metals through modified nanocarbon. The fixed enrichment method comprises the following steps: modifying the modified nanocarbon with the grain diameter of 20-70nm before being applied so as to obtain various types of modified nanocarbon; then sealing a layer of cotton cloth and a nylon net at the lower end of a PVC (polyvinyl chloride) tube, uniformly and proportionally mixing garbage compost with the modified nanocarbon, wherein each tube is filled with150g of a mixed material; setting the temperature during experiments to be 19-27 DEG C and the relative humidity to be 60% to 72%, and supplementing water for the compost every day, so that the content of water of the compost reaches about 70% of field moisture capacity; sampling 45d for cultivation later, and carrying out morphological analysis on the heavy metals, wherein the addition of the modified nanocarbon is 1-5%(w/w) of the weight of the garbage compost. Experimental results show that the modified nanocarbon is added so that the contents of the heavy metals in a residual form are increased, the conversion of the compost heavy metals from a plant easily-absorbed state to a difficultly-absorbed state is promoted, and the method provides a basis for the application of the modified nanocarbon on passivation and plant enrichment of the heavy metals in garbage compost.
Owner:TIANJIN NORMAL UNIVERSITY

Method for sealing gas drainage boreholes at specified positions

ActiveCN101845944AIncrease the sealing depthPrecisely control the sealing positionDrilling rodsSealing/packingCotton clothDrainage tubes
The invention relates to a method for sealing gas drainage boreholes at specified positions, which comprises a drainage tube, an injection tube and a flexible sleeve, the flexible sleeve is sleeved on the front part of the drainage tube, the injection tube is inserted into the flexible sleeve, and both ends of the flexible sleeve are then tightly bound on the drainage tube; the drainage tube and the injection tube are put into the specified position of a gas drainage borehole together, the injection tube injects sealing filling material into the hermetic flexible sleeve until the flexible sleeve is filled up with the sealing filling material, and after the filling material is expanded, the borehole is sealed. The distance between the outer end of the flexible sleeve and the orifice of theborehole is larger than 8m, and the length of the flexible sleeve is larger than 2m; the flexible sleeve consists of a cotton cloth sleeve section and an antistatic waterproof cloth sleeve section, and the waterproof cloth of the flexible sleeve is used for preventing the seepage of the sealing filling material; and the diameter of the flexible sleeve is larger than the diameter of the gas drainage borehole, so that the radially expanded sealing filling material can be tightly combined with the wall of the borehole. The method has the advantages of good borehole sealing effect, high drained gas concentration, long effective drainage time and simple and quick operation.
Owner:CHINA UNIV OF MINING & TECH

Multifunctional infant health care bed

The invention discloses a multifunctional infant health care bed. The multifunctional infant health care bed comprises a bed board and bed rails arranged around the bed board. Infrared lamp tubes facing the bed board are arranged on the bed rails, and a power supply device for turning on and turning off the infrared lamp tubes is arranged on one bed rail. A hollow inclined board is arranged on thebed board and a through hole is formed in the inclined board. The multifunctional infant health care bed also comprises a motor and a hook. The hook can slide along the through hole. The bottom of the hook is provided with a supporting rod. The lower portion of the supporting rod is provided with a slot hole. One side of the hook is provided with a cotton cloth, the interior of the cotton cloth is provided with a water bag, and the water bag is provided with a water outlet pipe. The interior of the water outlet pipe is provided with a pressure valve, the motor is located below the inclined board, and an output shaft of the motor is provided with a rotating shaft. The circumferential surface of the rotating shaft is provided with pawls, and a ratchet wheel is arranged outside the pawls. The pawls are matched with the ratchet wheel in an internal meshing mode, the outer edge of the ratchet wheel is provided with a cam abutting the end of the supporting rod, and the outer edge of the ratchet wheel is provided with a moving rod located on one side of the cam. The movable rod is provided with a wedge block, and the wedge block is matched with a wedge surface of the slot hole. A baby diaper can be automatically removed from the baby along the through hole.
Owner:宁波隆锐机械制造有限公司

Method for measuring near field blast wave pressure of underwater explosion of explosive

The invention discloses a method for measuring near field blast wave pressure of underwater explosion of an explosive. The measuring method is characterized in that a thin-film stress gauge is glued on cotton cloth by use of an epoxy adhesive, the thin-film stress gauge is welded with a coaxial cable, the other end of the coaxial cable is connected with a charge amplifier, the charge amplifier is connected with a signal wire, and the other end of the signal wire is connected with a data acquisition instrument. The cotton cloth glued with the thin-film stress gauge is put on a test support, a sample is fixed in a position away from the thin-film stress gauge by a certain distance by use of a cotton thread and an enameled wire, a detonator is connected to the sample, the test support is sunk in water, the technical parameters of the data acquisition instrument are set, the test sample is detonated, and the near field output pressure of underwater explosion of the sample is measured. The method can be applied to testing in a small pool; the test process is simple, and the test data can be obtained directly without secondary deduction. The test components are simple and easy to manufacture, and relatively low in cost. The method is capable of measuring the underwater near field blast wave pressure of samples at a hectogram level.
Owner:XIAN MODERN CHEM RES INST

Large-scale laser efficient cutting machine

The invention relates to laser, in particular to a large-scale laser efficient cutting machine and is applied to the technical field of cutting processing. The large-scale laser efficient cutting machine comprises a light path assembly, a conveying device for conveying a to-be-processed material and a control system; the light path assembly comprises two leaser heads, an X direction guide rail and a Y direction guide rail, directions of the X direction guide rail and the to-be-processed material are consistent, and both the two laser heads can move in the X direction and the Y direction and cut in respective routes respectively to complete full-size cutting together; the conveying device comprises a roller assembly and a screen conveying belt device, and the to-be-processed material is conveyed to the screen conveying belt device by the roller assembly; the roller assembly comprises a material roll support rod, a side roller, a first material pressing shaft, a power roller, an anti- creasing shaft and a second material pressing shaft. The two laser heads are used, so that the processing efficiency is high, the machine is particularly suitable for large-scale cutting, the two laser heads cut in respective routes respectively to complete full-size cutting together, and the speed is four times of that of a single leaser head. The conveying device is good in universality and suitable for conveying large roll foam cotton cloth, hard fabrics and soft fabrics.
Owner:GBOS LASER INC

Novel composite reinforced rubber sleeve flexible cable for coal mining machine

The invention relates to a novel composite reinforced rubber sleeve flexible cable for a coal mining machine. A multi-core power line core conductor adopts a tinned copper wire multistrand structure; the conductor is externally provided with a first heat-resistant super-smooth thin film isolation strip, a high-strength power line insulator, a first double-sided semi-conducting cotton cloth strip, and a metal/ fiber-woven shielding reinforcing layer in sequence; a control line core and a monitoring line core bunch strand use high-strength aramid fiber wires as a central strand, and the tinned strand multistrand and a metal-woven layer improve strength and flexibility; a multistrand line core stranding and heat-resistant super-smooth thin film isolation strip winding improve circumnutation, bending and slippage properties of the coal mining machine cable; the high-strength DPEM insulator, a high-strength inner sheath and a flame-retarded and high-strength outer sheath ensure strength and impact resistance of the cable; a multi-core power line core, a multi-core monitoring line core cable, a multi-core control line core cable and a plurality of semi-conducting adhesive tapes are twisted into an integrated assembly cable; and the assembly cable outside is wound with a second double-sided semi-conducting cotton cloth strip and an extruding flame-retarded sheath layer.
Owner:兴乐电缆有限公司

Circuit cleaning and maintaining device

The invention relates to a circuit cleaning and maintaining device, and belongs to the field of electric power and electric wires. The circuit cleaning and maintaining device comprises an above-circuit part and a below-circuit part, one end of the above-circuit part is hinged to one end of the below-circuit part, the other ends of the above-circuit part and the below-circuit part are connected through a snap joint, a circuit cavity is arranged between the above-circuit part and the below-circuit part, and the circuit cavity on the same side of the above-circuit part and the below-circuit part is divided into a flushing zone, a hairbrush zone, a power rotating wheel zone, a wiping zone and an oiling zone from one side; the hairbrush zone is internally and evenly provided with hard brushing hairs; power rotating wheels are arranged at the upper and lower portions of the power rotating wheel zone and are arranged on a motor at the top end of the above-circuit part through a circuit in a connection manner; sponge is evenly arranged in the wiping zone; and cotton cloth is evenly arranged in the oiling zone, and the upper end of the cotton cloth is connected with a maintaining oil storage tank through a pipe. By means of the circuit cleaning and maintaining device, washing and maintenance of one circuit can be independently completed without extra manpower, and the service life of the circuit is effectively prolonged.
Owner:孙宏远

Cotton cloth reactive dye discharge printing process

InactiveCN101654876AImprove discharge/coloring effectImprove discharge effectDyeing processVinyl sulfoneEconomic benefits
The invention relates to a cotton cloth reactive dye discharge printing process for use in textile dyeing and printing production, in particular to a reactive dye discharge printing process. The invention aims to substitute for the conventional reduction discharge process which is not environment-friendly and high in cost and has white discharge and poor red coloring in application by introducingthe cotton cloth reactive dye discharge printing process. The process comprises the following steps of: 1, ground dyeing of the cotton cloth with a vinyl sulfone reactive dye; 2, discharge printing ofthe cotton cloth with a color paste made from a discharge printing agent and an alkali-resisting P-type reactive dye; 3, baking for decolorization; 4, steaming of the cotton for color development; 5,water washing; and 6, drying. The formula thereof comprises: a primary paste containing 20 percent of discharge printing agent DK-TN, 20 to 30 percent of carbamide and the balance of water; a white discharging paste containing 50 to 60 percent of primary paste, 1 to 10 percent of leucotrope and water; and a color discharging paste containing Marcocion P dye stuff, 50 to 60 percent of primary paste, 1 to 8 percent of leucotrope D-TN and 2 to 4 percent of water / saleratus. The cotton cloth reactive dye discharge printing process has the advantages of updating the conventional process and the currently introduced discharge printing process, improving the discharge printing effect, reducing the printing cost, decreasing the added materials and reducing the amount of sewage generated in a process of water washing unfixed dyes. The reactive dye process is simple in technique, bright in color, soft in hand feeling and good in environment protection, belongs to innovation development, saves energy, improve efficiency and has enormous social and economic benefits.
Owner:董建圆
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products