39results about How to "Increase the number of washes" patented technology

The invention discloses a fan blade cleaning device made of novel carbon fiber materials. The fan blade cleaning device made of the novel carbon fiber materials comprises a base, two cleaning cavitieswhich are symmetrical left and right are formed in the base, openings of the two cleaning cavities are designed to face upwards, rotating discs are rotationally arranged in the two cleaning cavitiescorrespondingly, three cleaning shafts which are evenly distributed are fixedly arranged on the top faces of the rotating discs, and brushes are fixedly arranged on peripheries of cleaning shafts correspondingly. According to the fan blade cleaning device made of the novel carbon fiber materials, a plurality of blades can be clamped through sliding of a plurality of clamping blocks, the fact thatcleaning the plurality of blades at the same time can be carried out is realized, the cleaning number is greatly increased; when the blades rotate, the blades can be driven by the rotating discs to carry out revolution with a driven shaft as the circle center, and the brushes are driven by the rotating discs to rotate, so that the cleaning speed is greatly increased; and meanwhile, the structure is relatively simple, transmission components are all very common components, the cost is low, and popularization is convenient.

The invention discloses a method for printing and dyeing cotton fabrics with a natural plant as a dye. According to the invention, through reasonable selection of a mordant and reasonable design of a printing and dyeing process, color fastness of a printed and dyed cotton fabric is improved, and in particular, color fastness to rubbing under wet conditions is substantial improved on the premise that weathering color fastness and color fastness to rubbing under dry conditions are enhanced; therefore, user demands are met, and wash durability of the cotton fabric is enhanced.

The invention provides an iron removal method of ball clay for electric ceramic industry, which relates to the ball clay for electric ceramic industry. The method comprises the following steps of: pulping and separating raw ball clay ore so as to remove coarsely graded sand stone; enabling the ore pulp containing fine sands to enter a spiral classifier so as to obtain an ore pulp; conveying the ore pulp into a separation pool to be separated; enabling the ore pulp coming out the separation pool to enter a concentrating pool; pumping out fine sands at the bottom of the separation pool by usinga mud pump; conveying the ore pulp in the concentrating pool to an iron removing pool; adding water to the ore pulp to adjust the concentration of the ore pulp; adding industrial sulphuric acid to the ore pulp; adding sodium hydrosulfite to the ore pulp so as to carry out chemical reduction reaction; adding oxalic acid to the ore pulp so as to carry out complex reaction; filling up a water pool with c lean water so as to flush the ore pulp; adding polyacrylamide to the ore pulp so as to carry out flocculation reaction; discharging out the water after the pulp material is settled; adding cleanwater to the ore pulp so as to flush the ore pulp until the pH value of the ore pulp is neutral; discharging out the water after the ore pulp is settled; feeding the ore pulp into a stripper by usingthe mud pump so as to ultra-finely stripe the ore pulp; metering and packing the ball clay after the ball clay is filter-pressed and dried; and putting the ball clay into a warehouse for shipment.

The invention relates to a preparation method of a knitted underwear fabric. The method comprises the steps that 40S modal precision compact spinning is combined with 30D elaspan spandex as raw materials, a single-face high-speed multi-track circular knitting machine is adopted as a loom, after weaving, gray fabric loosening, presetting, oil removal, scutching, drying, drying, padding and shapingare performed to obtain the knitted underwear fabric. The fabric has softness of cotton, gloss of silk, bright color and washability; the fabric is good in size stability, good in elasticity and goodin underwear shaping performance, has the good wrinkle resistance and the easy-care performance, has the anti-pilling performance, and has the moisturizing and moisture absorbing function, no static electricity is generated when a user wears the underwear, and the underwear fabric is comfortable and is ideal.

The invention relates to a preparation method for N-vinyl caprolactam capable of recycling raw materials, wherein the method for preparing high-purity N-vinyl caprolactam can save cost, is high in productivity and efficiency, is eco-friendly, and is suitable for large-scale industrialized production by the steps of synthesis, rectification, simple distillation and recovery.

The invention provides a TF card cleaning device and a cleaning method thereof. The TF card cleaning device comprises a shell and a water tank arranged in the shell. A support and layered carrying plates are arranged in the water tank. The layered carrying plates are fixed and suspended in the central area of the water tank through the support. A plurality of through holes are formed in the layered carrying plates. Products are placed on the layered carrying plates. A stirring device is arranged in the center of the bottom of the water tank. An ultrasonic generator and an active coal containing box arranged at the bottom of the water tank are arranged in the water tank. The ultrasonic generator is arranged on the inner wall of the water tank. The height of the ultrasonic generator is equal to the vertical height of the layered carrying plates. The TF card cleaning method comprises the step that TF cards are placed into a card containing soft bag of the TF card cleaning device. By adopting the TF card cleaning device and the cleaning method thereof. The cleanliness degree of cleaned TF cards is high, the number of cleaned TF cards is large, consumed water is less, cost is low, and the cleaning efficiency of products is effectively improved.

The invention provides a cinacalcet hydrochloride preparation method, wherein the cinacalcet hydrochloride finished product is obtained by using 3-(3-trifluoromethylphenyl)propanol and (R)-(+)-1-(1-naphthyl)ethylamine as starting raw materials through two-step chemical reaction, one-step salt formation and two-step purification. According to the present invention, the method has characteristics ofsimple process, easily-available raw materials, economy and environmental protection, easily achieves industrialization, and can promote the economic and technological development of cinacalcet hydrochloride bulk drugs.

The invention discloses a laundry label and especially relates to a high-strength high-temperature-resistant washing-resistant UHF laundry label capable of application for multiple times. A spring antenna (3) and a chip (4) are mutually connected and are packaged on an antenna substrate (2) through an epoxy sealant, the antenna substrate (2) is installed in a polyphenylene sulfide housing (1), the polyphenylene sulfide housing (1) is packaged through the epoxy sealant, the polyphenylene sulfide housing (1) is provided with a groove hole (11) for the spring antenna (3) to extend out therefrom, the spring antenna (3) is used for transceiving read-write signals, and the antenna substrate (2) is used for ensuring secure connection between the spring antenna (3) and the chip (4) and amplifying received signals and sent signals. According to the invention, by use of the UHF laundry label, the problem is solved that a washing article is not damaged yet a laundry label is already damaged in the prior art, and the requirement of a hospital environment and a hotel environment for washing and distance reading of the UHF laundry label is completely satisfied.

The invention discloses a method for washing pseudo-boehmite. The method comprises the following steps of primary washing, wherein after aged pseudo-boehmite slurry is filtered, filter residues are discharged into a primary water washing tank, and the filter residues and secondary filtrate sent by a secondary washing liquid storage tank are mixed and washed; secondary washing, wherein filtering iscarried out again, the primary filtrate flows into a primary washing liquid storage tank, the primary filter residues are discharged into a secondary water washing tank, and the primary filter residues and fourth-time filtrate sent by a fourth-time washing liquid storage tank are mixed and washed; tertiary washing, wherein filtering is carried out again, the secondary filtrate flows into the secondary water washing tank and then is pumped into the primary water washing tank, the secondary filter residues are discharged into a tertiary water washing tank, and the secondary filter residues andhot water in a hot water tank are mixed and washed; fourth-time washing, wherein filtering is carried out again, the tertiary filtrate flows into the tertiary water washing tank, tertiary filter residues are discharged into a fourth-time water washing tank, and the tertiary filter residues and the hot water of the hot water tank are mixed and washed; filtering-out, wherein filtering is carried outagain, the fourth-time filtrate flows into the fourth-time washing liquid storage tank and is pumped into the secondary water washing tank, and the fourth-time filter residues are qualified filter residues. The washing frequency is increased, the washing efficiency is improved, but the water consumption is greatly reduced.

The invention belongs to the field of molecular biology, and relates to a porcine anti-PDCoV-N protein scFv, in particular to a porcine anti-PDCoV-N protein scFv as well as an expression vector, a construction method and application of the porcine anti-PDCoV-N protein scFv. The scFv of the porcine anti-PDCoV-N protein has an amino acid sequence as shown in SEQ ID No.2; the scFv comprises a heavy chain variable region VH and a light chain variable region VL, the nucleotide sequence of the heavy chain variable region VH is as shown in SEQ ID NO.3, and the nucleotide sequence of the light chain variable region VL is as shown in SEQ ID NO.4. The specific scFv-25 screened and expressed by the invention not only can be used for developing PDCoV diagnosis and treatment reagents, but also can provide help for further research of an N protein mechanism.

The invention discloses a melt-blow molding process of a fiber pillow. The melt-blow molding process of the fiber pillow comprises the following steps of mixing raw material fibers as required for opening, stirring and processing; uniformly feeding to a carding machine through a feeder; combing, feeding to a material box for material preparation and secondary stirring; and carrying out high-temperature and high-pressure cotton spraying to generate a honeycomb coagulated state. According to the melt-blow molding process of a fiber pillow, based on the melt-blow technology, various fibers are mixed and stirred and then finely combed for high-temperature and high-pressure melt-blow molding, so that the fiber pillow achieves a washable function, does not cluster and does not break cotton afterbeing washed, and a user with hidrosis and vigorous oily secretion can properly increase the washing times in the later use process of the fiber pillow, thereby achieving the cleaning and health effects.

The invention relates to a volume-variable sink-type dish washing machine, which comprises a water tank, a cleaning assembly and a fixed frame body, the cleaning assembly is connected with the water tank, the water tank is provided with a telescopic plate, the telescopic plate is movably connected with the water tank, the water tank is provided with a first fixed frame, the telescopic plate is provided with a second fixed frame, and an electric push rod is arranged between the first fixed frame and the second fixed frame; the method comprises six steps of a, equipment inspection, b, positioning of the fixed frame and the water tank, c, fixing of the water tank, d, fixing of the fixed frame nd connection of the sliding structure, e, installation of the telescopic sleeve, and f, overall detection. The volume of the cleaning cavity can be increased, the number of tableware cleaned at a time is increased, use of the dish-washing machine is facilitated, and the cleaning efficiency is improved; according to the method, the mounting effect and mounting precision of the sink-type dish washing machine are improved, the mounting efficiency of the sink-type dish washing machine is improved, mounting is convenient, meanwhile, the sliding effect between the sink and the telescopic plate can be improved, and water leakage is avoided.

The invention relates to a high-in-oil breakdown strength insulation paper for an extra-high voltage transformer and a manufacturing method thereof, the insulation paper adopts electronic grade natural color sulfate needlebush insulation pulp as a raw material, the pulp is subjected to purification treatment to prepare double-layer pulp with different beating degrees, a small amount of dispersing agent is added into the pulp, and then a double-cylinder paper machine is adopted for compounding and papermaking to form raw paper, and finally, super calendering is performed so as to obtain the raw paper. The breakdown strength in oil of the insulating paper manufactured by adopting the method is improved by 66% compared with that of insulating paper manufactured by adopting single-layer paper making, and is improved by 45% compared with that of insulating paper manufactured by adopting double-layer paper making with the same beating degree.