38results about How to "Good cleanliness" patented technology

The invention relates to volatile stamping cutting oil composite for machining of a moderate-thickness aluminum plate and a preparation method thereof. The stamping cutting oil composite comprises the following raw materials in percentage by weight: 90-95 percent of solvent oil, 1-4 percent of antiwear additive, 1-4 percent of oiliness additive, 0.5-2 percent of antirust additive and 0.2-1 percent of antioxidant; the solvent oil has low sulphur content, low aromatic hydrocarbon content, no toxicity and smell and has the kinematic viscosity of 1.5-3.5mm<2>/s at 20 DEG C; the antiwear additive is selected from phosphates; the oiliness additive contains more than one of fatty alcohol and fatty acid methyl ester; the antirust additive is sodium alkylsulfonate; and the antioxidant is an antioxidant BHT (butylated hydroxytoluene). The preparation method of the volatile stamping cutting oil composite for the machining of the moderate-thickness aluminum plate, provided by the invention, is simple and convenient; and the composite provided by the invention does not contain a chlorine extreme pressure agent, is a biological environment-friendly product and has the advantages of excellent extreme pressure lubrication performance and favorable demoulding performance, volatilization completeness, no trace leaving, no clean, extremely low smell, no irritation to skin, time and labor saving and capability of greatly prolonging the service life of a mould.

The invention provides a non-woven fabric for manufacturing dust-free wiping paper. The non-woven fabric for manufacturing the dust-free wiping paper comprises a non-woven fabric containing cellulosic fibers, wherein the non-woven fabric is prepared by treating a treatment solution containing polyvinyl alcohol, water-borne polyacrylate and a water-borne isocyanate cross-linking agent. The provided non-woven fabric is firm, high in cleanliness and soft. The invention also provides a method for manufacturing the non-woven fabric. The manufacturing method comprises the following steps: preparing the treatment solution containing polyvinyl alcohol, water-borne polyacrylate and a water-borne isocyanate cross-linking agent; padding the non-woven fabric containing cellulosic fibers by adopting the treatment solution, and baking. The method is simple and low in cost.

The invention relates to a cleaning device, in particular to a cleaning device of a cement carrying bucket for constructional engineering. The cleaning device of the cement carrying bucket for constructional engineering can automatically clean a cement bucket, and is short in time and good in cleanliness. The cleaning device of the cement carrying bucket for constructional engineering comprises supporting legs and the like, a connecting rod is connected between the top portions of the left and right side supporting legs, fixing mechanisms are installed on the supporting legs, and a cleaning mechanism is installed at the bottom between the left and right side supporting legs. The fixing mechanisms are matched with the cleaning mechanism, the cement bucket can be fully cleaned, and the optimization of a knocking mechanism and a spraying mechanism is used for achieving the effects of automatic cleaning of the cement bucket, short time and good cleanliness.

The invention relates to the technical field of can production and especially relates to a production technology of canned tuna. The production technology of canned tuna comprises the following steps: step one, steaming and dewatering; step two, showering and cooling; step three, removing skin and bone; step four, cutting the cooked tuna into pieces and packaging in a can. The production technology may also comprise a step A of raw-material treating before the step one; the production technology may also comprise a step five of vacuum-sealing and a step six of sterilizing and cooling after the step four. According to the production technology of canned tuna, water is showered onto the steamed tuna body obtained in the step one for a certain time period, so that the purpose of cooling the steamed fish body is achieved; therefore, the skin of the fish body is separated from the fish-meat by instantaneous temperature difference, so that the surface-skin of the fish body can be easily removed in the step three of removing skin and bone and the fish-skin removal cleanliness is good.

The invention relates to an electronic industry cleaning agent, in particular to a neutral water-based cleaning agent for cleaning a PCB and a preparation method of the neutral water-based cleaning agent. The invention discloses a neutral water-based cleaning agent for cleaning a PCB. The neutral water-based cleaning agent comprises the following preparation raw materials in parts by mass: 0.5-10part of a surfactant; 3-15 parts of a builder; 0.5-4 part of a corrosion inhibitor; 0.1-1 part of a defoaming agent; 50-100 parts of deionized water; the invention further discloses a preparation method of the neutral water-based cleaning agent for cleaning the PCB, which comprises the following steps: adding the surfactant, the builder, the corrosion inhibitor and the defoamer into deionized water according to a mass ratio, regulating the pH value to 7.0-8.0, and stirring at 40 DEG C for 15-30 minutes. The prepared neutral water-based cleaning agent has the advantages of being good in cleaning effect, high in cleaning efficiency and low in corrosivity to a PCB, and the preparation method is simple, easy to implement and convenient to operate.

The invention relates to an ultrasonic wave environment purifier including: a case, at least one filter screen plate, and ultrasonic transducers; a purification chamber is formed in the case; an air inlet and an air outlet are respectively disposed at the two ends of the case; the filter screen plates are vertically installed in the purification chamber in order; the ultrasonic transducers are respectively on the side edges of the filter screen plates so that the filter screen plates are subjected to ultrahigh-frequency cutting vibration filter movement; a water curtain slot and a water inletjoint are arranged above each filter screen plate and spray water to form a water curtain on each filter screen plate; a water outlet hole is formed in the bottom of the case. The environment purifieris free of replacement of filter screens and is zero-consumption, wherein the filter screens have self-cleaning function, so that the filter screens are free of cleaning and maintenance. The environment purifier can work uninterruptedly for long period. The environment purifier is high in air purification degree and purification efficiency, is simple in structure, is easy to achieve, is reliableand durable and is suitable for air purification under different environments.

The invention provides a device for stopping bleeding for the department of cardiology. The device comprises a base plate, a support rod, a bleeding stopping structure and a water tank; the support rod is arranged on the base plate, the water tank is arranged on the side wall of the support rod, a water outlet pipe is arranged at the lower end of the water tank, the bleeding stopping structure is arranged on the support rod in a sliding mode, the bleeding stopping structure comprises a sliding ring, a cross rod, a sliding frame, a syringe cylinder, a shaft lever and a bleeding stopping block, the sliding ring can be arranged on the support rod in a sliding and sleeving mode, the cross rod is connected to the lower end of the sliding ring through a connecting rod, the sliding frame is arranged on the cross rod in a sliding and sleeving mode, the syringe cylinder is arranged at the lower end of the sliding frame, a piston is arranged in the syringe cylinder, and the shaft lever and the bleeding stopping block are connected to the lower end of the piston in sequence, a liquid inlet pipe is arranged on the side wall of the upper portion of the syringe cylinder, the liquid inlet pipe is communicated with a liquid outlet pipe through a rubber hose, and a control structure is arranged on the side wall of the support rod. The device is high in positioning flexibility, capable of feeding back the bleeding stopping situation in time and good in cleaning and finishing.

The invention discloses a household sterilizing, cleaning and acarus killing wet tissue which comprises a wet tissue body and wet tissue liquid sprayed and dripped on the wet tissue body, and the wet tissue emulsion is sterilizing and acarus killing emulsion and comprises plant acarus killing essential oil, alkyl glycoside, polyaminopropyl biguanide, benzalkonium chloride, isopropanol, PEG-40 hydrogenated castor oil, iodopropynyl butyl carbamate, a plant acarus killing agent, a plant anti-allergy agent and deionized water. The mass ratio of the alkyl glycoside to the polyaminopropyl biguanide to the benzalkonium chloride to the iodopropynyl butyl carbamate is (0.08-0.3): (0.5-0.9): (0.2-0.3): (0.1-0.2). The household sterilizing, cleaning and acarus killing wet tissue is high in cleaning capacity and good in sterilizing and acarus killing effects, meanwhile, the compatibility problem of emulsion and floor plastic is solved, damage to a floor in the cleaning process is avoided, and the household sterilizing, cleaning and acarus killing wet tissue is wide in application.

The invention provides a package body for enhancing a glass surface processing agent, a glass product, and a manufacturing method thereof. The package body comprises a body and a carrier carrying an enhanced glass surface processing agent. The carrier is combined with the body. The enhanced glass surface processing agent comprises fluorine compounds. The user can evenly coat or paste the carrier carrying an enhanced glass surface processing agent on the glass panels of various electronic products so as to keep the glass panel clean and prevent dust, dirt, water drop from being adhered on the automobile glass, thus the driver view cannot be affected, and the safety is guaranteed. The provided glass product comprises a glass panel, and a film, which comprises the enhanced glass surface processing agent and is formed on the glass panel surface to form an enhancing glass surface processing agent layer; wherein the enhancing glass surface processing agent comprises fluorine compounds.

The invention discloses a preparation method of a high-cleanliness metal foil and a preparation method of a metal mask plate strip. The preparation method comprises the following steps: filling metal powder into a metal powder dispensing device of laser welding processing equipment; welding the metal powder layer into a metal coarse foil by using a laser plane scanner in laser welding processing equipment; primary heat treatment; precisely rolling; rolling the crude metal foil raw material subjected to primary heat treatment into a required high-cleanliness thin metal foil material in a normal-temperature precise cold rolling manner; performing secondary heat treatment; the high-cleanliness metal foil obtained through the high-cleanliness metal foil preparation method is used for preparing precision metal mask plate strips, metal foil pattern processing is carried out after cleaning, and the precision metal mask plate strips are cut and formed after patterning processing is completed; the manufacturing process has the advantages of few procedures, low production cost, and high cleanliness and yield of the metal foil.

The invention discloses a system for harvesting high-stalk crops. The system comprises four small wheels, a box, a cutting bottom plate, a cutter blade and a four-rod and six-shaft mechanism. The system is simple to manufacture, low in cost, high in harvesting efficiency, good in harvesting degree and safe to use, labor intensity can be greatly reduced, and the system serving as a harvesting farm tool is suitable for harvesting of high-stalk crops such as wheat, rice, foxtail millet and soybeans of rural individual farmers.

The invention provides a flexible material with a self-cleaning function and a preparation method and application thereof.The flexible material comprises a base layer and a self-cleaning coating layer, the self-cleaning coating layer is arranged on the surface and/or inside the base layer, and the self-cleaning coating layer is made of fluorine-containing hydrophobic and oleophobic coating and an antistatic agent. The flexible material is good in waterproof performance, high in oil stain resistance and capable of self-cleaning accumulated dust, the oil repellent grade is 3-8, meanwhile, the flexible material has stable sound transmission and air permeability, and has stable frequency response within the range of 100-10 KHz, and fluoride and an antistatic agent which are excellent in performance are adopted in the preparation method of the flexible material; the material with better hydrophobic, oleophobic and self-cleaning properties is obtained by controlling a plurality of process parameters such as the solid content of the fluorine-containing hydrophobic and oleophobic coating in the self-cleaning solution in the dip-coating process of the base layer material, the solid content of the antistatic agent, the liquid outlet angle of the base layer, the feeding speed, the drying temperature and the like.