879results about How to "Shorten the soaking time" patented technology

A secondary battery includes a case, a rolled electrode assembly disposed within the case, and an electrode assembly fixing member receiving a portion of the rolled electrode assembly so that expansion and contraction of the rolled electrode assembly can be suppressed during charging and discharging operations of the battery, and deformation of the rolled electrode assembly caused by outer impact can be prevented. The electrode assembly fixing member comprises a cap fitted onto at least one of upper and lower ends of the rolled electrode assembly. The electrode assembly fixing member further comprises a gripper holding the rolled electrode assembly.

A pattern forming method includes (a) a step of forming a resist film on a substrate, (b) a pre-wet step of spreading a pre-wet solution on the resist film and after a fixed time, removing the pre-wet solution, and (c) a step of subjecting the resist film on the substrate to exposure through an immersion liquid.

The invention discloses a preparation method for a carbon fiber enhanced carbon-carborundum double-matrix abrasive material. Short chopped carbon fiber, graphite powder, industrial silicon powder and caking agent are employed to be pressed into the block material of carbon fiber enhanced graphite powder and silicon powder (C/C-Si) in a cooling way; then mechanical cracking and pelleting are carried out to the prepared C/C-Si block material; next, the grains are thermally pressed into a C/C-Si biscuit; and then the C/C-Si biscuit is carbonized to prepare a C/C-Si porous body; and finally non-dipping directional fused silica impregnating is carried out to the C/C-Si porous body to prepare the carbon fiber enhanced carbon-carborundum double-matrix (C/C-SiC) abrasive material. The invention relates to a preparation method for a carbon fiber enhanced carbon-carborundum double-matrix abrasive material having higher mechanical property and excellent abrasion resistance and wear performances,with the advantages of short preparation cycle, low cost, and being capable of engineering.

The invention relates to the field of preparation of lithium ion batteries, in particular to a wetting method of a high-capacity high-pressure negative electrode lithium ion battery. On the basis of high temperature wetting, Vacuum injection, high temperature shelving, pre-forming, high temperature shelving, secondary injection sealing and continuous forming are adopted in six phases to fully soakthe high-capacity high-pressure negative electrode. Firstly, the advantages of high-efficiency high-temperature soaking are retained, and two high-temperature shelves are used before and after the high-temperature soaking, which reduces the soaking time and waiting time and saves the time cost. 2, that pre-forming and the continuous for processes are added to enhance the adsorption capacity of the high-capacity high-pressure solid negative electrode to the electrolyte, and the phenomenon of lithium precipitation in the charge-discharge process is avoided; The cycle life of high-capacity high-pressure lithium ion battery is prolonged.

The invention relates to a method for efficiently preparing cotton based mesoporous activated carbon fiber. The method comprises a step (1) of washing cotton, placing the cotton in a hydrothermal reaction kettle, performing heating to 150-200 DEG C at the heating rate of 5-30 DEG C/min, performing hydrothermal carbonization, performing heat preservation for 1-3 hours and then performing cooling to room temperature; a step (2) of dipping carbonization materials obtained from the step (1) into activator solution, performing microwave-ultrasonic joint dipping for 5-30 minutes and then performing filtration, sending filtration materials to a microwave heating device, performing activation for 5-15 minutes at 250-350 DEG C and then stopping microwave output, and a step (3) of washing the activated materials to be neutral and performing drying to obtain the activated carbon fiber. According to the method, the characteristics of microwave inner heating and selective heating are fully utilized, the technological process is simple, the activation temperature is only 250-350 DEG C, the activation time is only 5-15 minutes, the mesoporous proportion of the activated carbon fiber of the product reaches 50-90%, and the adsorptive property is good.

The invention discloses a method for extracting stevioside from fresh stevia rebaudiana leaves, which comprises: crushing fresh stevia rebaudiana leaves with homogenizing crushing equipment under a condition of water, performing pressure filtration in continuous automatic discharge filtering equipment, subjecting the filtrate to flocculation by mixed flocculating agent; and absorbing by resin, analyzing, desalting and decolorizing by resin, concentrating and spray drying to obtain the stevioside product. In the invention, time and working procedures are saved, a long-distance transport process is avoided, raw material cost is lowered, discharge of waste water is reduced greatly, and clean production can be realized basically.

The invention provides an angelica dahurica planting method. The method comprises the following steps: soil preparation, sowing, field management, pest prevention, harvesting, processing, seed reserving for planting and the others. According the method, during sowing, a planting matrix is used for cave filling, plant ash is adopted to cover the matrix, and then a piece of crape covers the matrix, so that the germination rate is higher, the pest diseases are few, the planted angelica dahurica is high in organic selenium content, and the average yield of the angelica dahurica can reach 570.8 kg, the quality of the angelica dahurica is obviously improved, and angelica dahurica with top quality can reach 40 percent.

The invention discloses a dried bean curd sandwiched with peanut butter. The dried bean curd sandwiched with peanut butter is prepared from the following raw materials in parts by weight: 150-160 parts of soybean, 16-18 parts of peanut kernels, 4-5 parts of chocolate powder, 3-4 parts of honey, 3-4 parts of condensed milk, 2-3 parts of rose hip, 4-5 parts of blueberry, 2-3 parts of mulberry, 1-2 parts of pomegranate leaf, 1-2 parts of bay leaf, 1-2 parts of folium apocyni veneti, 2-3 parts of gynostemma pentaphylla, 1-2 parts of cistanche, 1-2 parts of Morinda officinalis, 1-2 parts of four-leaf clover, 1-2 parts of antirrhinum majus and 1-2 parts of salvia. According to the invention, the soybean is puffed firstly, and then is milled to enable the nutritional ingredients to be thoroughly integrated in the soybean milk, and the soaking time is shortened; the traditional Chinese medicines are pulverized and extracted by grape wine, and the traditional Chinese medicine ingredients are extracted completely, and are added in the soybean milk to prepare the dried bean curd with grape wine flavor; the peanut kernels are subjected to special processing and is prepared into peanut butter, and the peanut butter is sandwiched between the two dried bean curds to prepare the dried bean curd sandwiched with peanut butter, which is sweet and delicious and has special flavor.

The invention discloses a method for quickly screening and detecting azo dyes forbidden in textile materials, leathers and dyes using gas chromatography mass spectrometry, which comprises the following steps: 1) preparing a sample, 2) subjecting the sample to reduction reaction, 3) extracting the sample, 4) performing the gas chromatography mass spectrometry on the sample, 5) screening decision: compared with the GC-MS analysis result of a standard solution, if the retention time and the mass spectrum of the aromatic amine in the sample keep with standards, the sample is judged as a suspicious positive sample, otherwise it is a negative sample and directly judged as a qualified sample. The sample pre-treatment time is shortened, the cost is reduced, the detection time is shortened, the operation step is simple, the operation is convenient, the operation time is short, the operation cost is low, the detection efficiency is improved; the aromatic amine in the sample is detected by a gas chromatography mass spectrometer, color interference problem is not existed, the sample matrix is effectively prevented from being infected, and the judgment accuracy is high, thus the method is not only suitable for textile materials, but also suitable for other products such as leathers and dyes.

The invention belongs to the field of production equipment for lithium ion batteries, and particularly relates to vacuum liquid filling equipment for a soft-package battery. The vacuum liquid filling equipment for the soft-package battery comprises a machine frame and a multi-workstation turnplate which is arranged on the machine frame, wherein a drawer-type sealed box body is installed on any workstation of the multi-workstation turnplate; a battery fixing clamp is fixedly installed inside the drawer-type sealed box body; a battery loading and unloading unit, a battery packaging bag sucking-open unit, a vacuumizing unit, a liquid filling unit and a sealing unit which correspond to the workstations of the multi-workstation turnplate are fixedly arranged on the periphery of the multi-workstation turnplate sequentially; two sides of the battery loading and unloading unit are fixedly connected with a front filled liquid weighing unit and a back filled liquid weighing unit respectively; and each unit is fixedly connected on the machine frame. Compared with the prior art, the vacuum liquid filling equipment for the soft-package battery has the advantages that the electrolyte soaking time can be reduced, the space occupied by the equipment can be reduced, a surplus liquid filling pump can be saved, the investment cost of the equipment can be reduced, the liquid filling precision and the stability can be improved and the waste of the electrolyte can be reduced.

The invention provides an electric rice cooker. The rice cooker has a pot housed inside the rice cooker body, an openable lid covering the upper opening of the pot, a bottom heating device for heating the bottom of the pot, a pot temperature detection unit for detecting the temperature of the pot, and a pot bottom control unit. The heating control part of the pot heating operation of the heating device, the rice stewing mode input part inputting any one of the rice stewing modes including the standard rice stewing mode and the energy-saving rice stewing mode, and the stewing rice mode input part according to the input. The rice mode and the detected temperature control the pot heating device to implement the rice cooking process. When the stewed rice control unit inputs the energy-saving stewed rice mode from the stewed rice mode input unit, in the soaking process, the pot heating device is controlled so that the detected temperature reaches a prescribed temperature within a prescribed time; after the prescribed time, The heating control unit is controlled to stop the heating operation of the pan heating device.

The invention discloses an electrolyte immersion method of a soft package lithium ion battery. By various steps of clamping, liquid injection, first vacuum pumping, standing, rolling, gas discharging, clamping, second vacuum pumping, air inflation, pressure maintaining, third vacuum pumping, sealing and standing, the electrolyte immersion time is greatly shortened, rapid immersion of a battery cell (particularly a high-pressure density pole plate) of a soft lithium ion battery is achieved, the influence of a high temperature on a part of electrolyte constituents is eliminated, the electrolyte immersion method is simple in step and high in maneuverability, the production efficiency is improved as well as the production energy consumption is reduced, and the electrolyte immersion method is suitable for industrial application.

The present invention is one kind of cold rolled strip steel for shadow mask and its making process. The making process of the cold rolled strip steel includes the following steps: smelting; casting; hot rolling with finishing temperature of 880-900 deg.c and winding temperature of 510-610 deg.c; acid pickling and cold rolling; cutting edge and eliminating edge faults; continuous annealing at 675-695 deg.c in the soaking duration of 20-35 s and flattening. The present invention has excellent product performance, high production efficiency and low production cost.

The present invention relates to agglomerated zeolitic adsorbents based on zeolite X with an Si/Al ratio such that 1.15<Si/AL<1.5, consisting of crystals with a mean diameter of 1.7 mm or less and of an inert binder, at least 90% of the exchangeable cationic sites of the zeolite X being occupied by barium ions. They may be obtained by agglomerating a zeolite X powder having a mean diameter of 1.7 mm or less with a binder, followed by zeolitization of the binder, exchange of the zeolite ions with barium (and potassium) ions and activation of the adsorbents thus exchanged. These adsorbents exhibit, simultaneously, excellent selectivity, reduced mass transfer resistance and excellent mechanical strength and are particularly suitable for the adsorption of the paraxylene contained in C8 aromatic hydrocarbon fractions in liquid phase in processes of the simulated moving bed type and especially for the separation of paraxylene of C8 aromatic hydrocarbon fractions by adsorption, but also for the separation of sugars, polyhydric alcohols, cresols, and substituted toluene isomers.

The invention discloses an instant potato wrapper and a processing method thereof. The wrapper is prepared from the following raw materials: whole potato powder, wheat flour, a noodle improver, edible salt, konjac glucomannan, eggs, vital gluten, vegetable oil, dietary alkali, starch acetate and xanthan gum. The processing method comprises the following steps: (1) uniformly stirring the whole potato powder, wheat flour, konjac glucomannan, eggs, vital gluten, vegetable oil, starch acetate and xanthan gum, thereby obtaining the mixed raw materials; (2) adding the edible salt, the noodle improver and the dietary alkali into drinking water, stirring until the materials are completely dissolved, thereby obtaining an auxiliary material solution; (3) stirring the mixed raw materials and the auxiliary material solution together and making a dough; and (4) squeezing the kneaded dough, cooking, molding, shredding, shaking the shredded noodles to be loose, drying, cooling, performing vacuum packaging, thereby obtaining the instant potato wrapper. The instant potato wrapper prepared by the invention is rich in nutrition, is a non-fried food, can be eaten instantly and thus fast pace of life can be well met. Moreover, the wrapper is stable in quality, unlikely to go bad and simple in making process.

The invention discloses a method for rapidly producing pickled chicken claws. The method comprises the following steps: 1, clearing and unfreezing chicken claws; 2, soaking the chicken claws with a liquid having 1-2% of salt and 5-10% of white vinegar and treating by ultrasonic wave; 3, boiling the treated chicken claws together with the liquid having 1-2% of salt and 3-4% of white vinegar for 3-8min; 4, cooling the boiled chicken claws by aseptic cold water added with 2-3% of white vinegar; 5, preparing a flavored soak liquid; 6, adding the cooled chicken claws in the flavored soak liquid and treating by the ultrasonic wave for 60-90min; and 7, vacuum-packing the pickled chicken claws to obtain finished products. The method for rapidly producing pickled chicken claws is characterized in that the soak liquid used by the pickled chicken claws is subjected to a fast cooling technology such that the soak liquid can achieve commercial sterilization, ultrasonic treatment is used in the soaking process for shortening soaking time, an irradiation technology is not used and only biological preservatives or extracts of fruits and vegetables are used as preservatives, and the shelf life is more than one year by computing according to current standards.

The invention relates to a soaking technology for preparing corn starch, belonging to the technical field of grain deep processing. The technological steps comprise: 1. soaking: corn grains are soaked in water to soften embryos; 2. pulp grinding: the soaked corn grains are coarsely ground to obtain corn pulp; 3. enzymolysis: one of acid protease and pepsin is added in the obtained corn pulp after coarse grinding to conduct enzymolysis to the corn pulp, and SO2 is fed at the same time to mainly take the effect of inhibiting activities of microorganisms on the premise that the enzymatic activity is not affected; and 4. fine grinding, separation and drying to obtain starch finished product. Through shortening soaking time and reducing the used amount of SO2, the invention has the advantages that the corrosion of equipment, the underground water pollution, the residual sulfurous acid in the product and the like are obviously reduced, the obstacles restricting enzyme to enter endosperm to react with protein particles are eliminated, the total soaking time is only 8-12h, the soaking time is shortened, the cost is reduced, the effect is good, and the popularization value and the application value are high.

The invention discloses a method for preparing activated carbon from the kernel of common macrocarpium fruit serving as a raw material, which comprises the following steps of: stirring by using an intermittent tank reactor which is treated by an anti-corrosion material to fully knead the pretreated raw material and an active agent, and carbonizing and activating at a certain temperature to obtain an activated material; and recovering the active agent, rinsing, dehydrating, drying and the like to obtain finished activated carbon. The kernel of the common macrocarpium fruit is forest product waste which is not utilized at present, so that the problem of multi-layer composite utilization of the forest product common macrocarpium fruit is solved, the production cost of the activated carbon is greatly reduced; meanwhile, a new resource capable of producing the activated carbon with high adsorption property is found for the activated carbon industry.

The invention provides a process for producing semisweet or sweet yellow wine with short production period, high production efficiency, stable quality and unique flavor. The production process can conveniently and alternately generate semisweet and sweet yellow wine as required. The method comprises the following steps of: 1) glutinous rice impregnation; 2) rice steaming; 3) tank filling: filling steamed glutinous rice and purebred raw wheat yeast in an amount which is 5 to 15 percent of the weight of the glutinous rice, block yeast in an amount which is 4 to 5 percent of the weight of the glutinous rice, rice wine in an amount which is 50 to 200 percent of the weight of the glutinous rice and yeast wine in an amount which is 10 to 20 percent of the weight of the glutinous rice into a tank, and starting fermentation at the temperature of between 28 and 30 DEG C; 4) pre-fermentation: raking the materials for the first time in 13 to 16 hours of fermentation, and controlling the fermentation temperature to be below 36 DEG C; 5) wine adding sizing: fermenting for 24 hours, adding the rice wine in an amount which is 300 to 1,300 percent of the weight of the glutinous rice, and stirring uniformly; and 6) post fermentation.

The invention discloses a preparation method of a low-cost SCR denitration catalyst. The preparation method comprises the steps that titanium slag is pretreated through alkali liquor, precursors of V2O5, WO3, SnO2 and CuO are all dissolved in a same solution, the pretreated titanium slag is added into the solution, all the active components are made to be evenly distributed on a catalyst carrier under the supergravity condition, and therefore the catalyst has the higher reaction activity and stability; silicon dioxide in the titanium slag can be removed by pretreating the titanium slag through the alkali liquor, then the specific surface area of the catalyst is increased, and therefore the dispersity of all the active components in the catalyst is further improved. According to the low-cost SCR denitration catalyst and the preparation method thereof, the excellent denitration effect is achieved, the V2O5 content is greatly decreased while the production cost of the denitration catalyst is reduced, and therefore harm of the deactivated catalyst to the environment is reduced.