14results about How to "Guaranteed viscosity" patented technology

The application discloses a heterogeneous solution ground volumetric distribution stepless adjusting device and a use method, and the device comprises a reciprocating mechanism and a hydraulic reversing mechanism; the hydraulic reversing mechanism comprises a sleeve base and a reversing shaft base, a hydraulic unit is arranged in the sleeve base, a reversing unit is arranged in the reversing shaft base, the hydraulic unit and the reversing unit are connected through an intermittent mechanism, and the reversing shaft base is communicated with the sleeve base; the reciprocating mechanism is connected with the reversing unit, and the reciprocating mechanism leads out an output shaft and is used for connecting a damping device. The volumetric structure is adopted to suck and discharge the heterogeneous solution, the shearing of polymer molecules and particles in the injection liquid in the heterogeneous solution injection process is reduced, the viscosity of the heterogeneous solution is ensured, and low-shearing injection is realized.

The embodiment of the invention discloses a silicon-based negative electrode material and a preparation method thereof, a negative electrode plate and a battery, and belongs to the technical field of batteries, the silicon-based negative electrode material is obtained by sintering a precursor, and the precursor comprises a silicon source, a lithium source and a fluxing agent; wherein the fluxing agent comprises lithium fluoride, and the fluxing agent accounts for 1%-8% of the total mass of the silicon source and the fluxing agent. According to the silicon-based negative electrode material provided by the invention, the volume expansion effect can be reduced, meanwhile, the integrity of an SEI film can be ensured, the loss of active lithium is reduced, and the effective energy density of a negative electrode plate and the cycling stability of the silicon-based negative electrode material are improved.

The utility model discloses a double cooling snow making is with sliding vane type air compressor, including mainframe shell, mainframe shell one end installs middle oil cooler, middle oil cooler side surface is connected motor cooling fan, motor cooling fan side surface installs drive motor, drive motor one end is equipped with rear air cooler, middle oil cooler side surface is connected oil gas separator. This double cooling snow making is with sliding vane type air compressor, through installing middle oil cooler in mainframe shell one end, simultaneously in middle oil cooler side surface is connected motor cooling fan, and in motor cooling fan side surface installs drive motor, and the layout is reasonable compact, utilizes motor fan and carries out air cooling, need not for air cooler alone design air duct or installation position, when using, it is more convenient in the snow making site deployment and transportation of limited space, not only reduced manufacturing cost also reduced operating energy consumption, improved the economy and reliability of system.

This invention relates to a metal ion crosslinking stabilizer. It primarily addresses the problems of existing gel profile control agents, such as short gelation time, easy damage to medium and low permeability layers during injection, and inability to achieve deep reservoir sealing. Its components and proportions by mass percentage are as follows: 1%-2% retarder, 3%-5% reinforcing agent, 1%-3% regulator, 4%-5% ion stabilizer, 1%-2% water purifier, and the balance being water. Preparation method: 1) Add the ion stabilizer and reinforcing agent to water according to the proportions and mix evenly in a 45°C water bath; 2) Add the regulator to the mixture and mix evenly; 3) Add the retarder and maintain the water bath for 2-3 hours; 4) Add the water purifier to obtain the target product. This metal ion crosslinking stabilizer can be used as an auxiliary additive component in the formulation of polyacrylamide ion crosslinking profile control agent systems. It can prolong the gelation time of the profile control agent, ensure the gel viscosity of the profile control agent, improve the stability of the profile control agent, and achieve effective sealing of the system.

The invention discloses an oil-in-water emulsion workover fluid and a preparation method thereof, and relates to the technical field of workover fluids, the oil-in-water emulsion workover fluid comprises the following raw materials by weight: 28-30 parts of water, 65-67 parts of white oil, 3-5 parts of a modified sorbitol-based emulsifier, and 2-4 parts of a modified sodium polyacrylate thickener. According to the modified sorbitol-based emulsifier prepared by the invention, the high temperature resistance is improved, the salt tolerance of the modified sodium polyacrylate thickener at high temperature is enhanced, and the oil-in-water emulsion workover fluid can be endowed with relatively strong high-temperature stability.

The invention belongs to the technical field of cast-in-situ bored pile construction slurry treatment, and relates to an intelligent treatment system for pebble stratum cast-in-situ bored pile construction slurry. According to the method, the target slurry states in different treatment stages are reflected on the basis of analysis of the treatment evaluation indexes of the target slurry in all the treatment stages, existing slurry problems can be solved in a targeted mode, it is ensured that the target slurry maintains good performance, the overall construction efficiency is improved, and by determining the performance correction requirement orientation of the target slurry after treatment, the overall construction efficiency is improved. It is guaranteed that the key performance of the target slurry always meets the construction requirement, it is guaranteed that the hole wall of the cast-in-situ bored pile is stable, accidents such as hole collapse and hole shrinkage of the hole wall of the cast-in-situ bored pile are avoided, the slurry treatment effect evaluation coefficient is analyzed, the slurry treatment change trend of equipment in the historical slurry circulation process of the target slurry is known, and the target slurry treatment effect evaluation coefficient is obtained. The method is beneficial for analyzing the processing stage which may have problems, and pointedly checking equipment faults or optimizing the operation process.

The invention discloses a high-efficiency liquid alkali-free quick-setting agent and a preparation method and application thereof. The quick-setting agent is prepared from a polyacrylate urea-propionamide macromolecular functional component, an aluminum-containing functional component, a fluorine-containing functional component, a dispersant functional component and a thickener functional component. Among them, the poly (acrylate urea / propionamide) macromolecular functional component involved in the invention is prepared from acrylamide monomer, acrylate urea monomer and acrylic acid monomer through aqueous phase free radical polymerization, and the invention mainly utilizes the urea group, amide group and carboxyl group and other functional groups in the designed and prepared poly (acrylate urea / propionamide) macromolecular structure to effectively solubilize and complex aluminum ions to improve the storage stability of the quick-setting agent, and further improves the flowability and construction performance of the quick-setting agent through auxiliary dispersing and thickening functional components. Therefore, the new high-efficiency liquid alkali-free quick-setting agent is stable in storage, does not stratify after long-term storage, has significant quick-setting efficiency, and has broad application prospects.

The invention relates to a metal ion crosslinking stabilizing and retarding agent. The problems that an existing gel profile control agent is short in gelling time, middle and low permeability layers are prone to being damaged in the injection process, and deep plugging of oil reservoirs cannot be achieved are mainly solved. The water purifying agent comprises the following components in percentage by mass: 1%-2% of a retardant, 3%-5% of a reinforcing agent, 1%-3% of a conditioning agent, 4%-5% of an ion stabilizer, 1%-2% of a water purifying agent and the balance of water. The preparation method comprises the following steps: 1) adding the ion stabilizer and the enhancer into water in proportion, and uniformly mixing in a water bath at 45 DEG C; (2) adding a regulator into the mixed solution, and uniformly mixing; the metal ion crosslinking stabilizing and retarding agent can be used as an auxiliary additive component for preparation of a polyacrylamide ion crosslinking profile control agent system, and can prolong the gelling time of the profile control agent, ensure the gelling viscosity of the profile control agent, improve the stability of the profile control agent and realize effective plugging of the system.

The invention provides a batching system for multi-component silicone oil and a use method of the batching system. The batching system comprises a raw material supply unit; the automatic weighing unit comprises a metering pump communicated with each raw material supply unit and a metering tank connected with an outlet of the metering pump; the mixing unit comprises a mixing tank located below the metering tank, a stirrer arranged in the mixing tank and a temperature control module used for controlling the temperature in the mixing tank; the material storage unit comprises a middle storage tank and a first pumping mechanism for pumping the materials in the mixing tank to the middle storage tank; the feeding unit comprises a second pumping mechanism used for pumping the materials in the middle storage tank to a downstream coating device; and the central control unit is used for coordinating and controlling the automatic operation of the whole system. The batching system for the multi-component silicone oil can accurately feed materials, and the viscosity of the silicone oil and the stability of the subsequent coating weight are effectively guaranteed; manual operation is not needed in the batching process, full-automatic operation is achieved, and harm to human bodies is reduced.

This application provides a caviar-encased cheese popping pearl and its preparation method. The caviar-encased cheese popping pearl includes popping pearl particles and a protective liquid. The popping pearl particles include an inner core and a colloidal solution. The inner core includes the following components in the indicated mass percentages: calcium lactate 1%-2%, calcium chloride 0.05%-0.1%, white sugar 20%-30%, guar gum 0.01%-0.03%, xanthan gum 0.1%-0.2%, gellan gum 0.01%-0.05%, cream cheese 10%-20%, citric acid 0.2%-0.4%, and caviar 2%-5%, with the balance being water. By using a combination of xanthan gum, guar gum, and gellan gum, caviar can adhere to popping boba particles using the compounded colloids. Gellan gum provides good viscosity and gel strength. When used in combination with xanthan gum and guar gum, the viscosity of xanthan gum has a synergistic effect on the entire colloid system. By controlling the amount of guar gum, xanthan gum, and gellan gum, the adhesion of caviar particles can be ensured, while preventing excessive gellan gum from hardening the surface of the popping boba and ensuring the taste of the finished product.

The embodiment of the invention provides an inner container assembly applied to a phase change water heater and the phase change water heater, and the inner container assembly comprises a box body with a containing cavity filled with a phase change material; the heat exchanger is arranged in the containing cavity and comprises a pipeline structure and a plurality of heat-conducting fins which are sequentially arranged at intervals, the pipeline structure is connected with the heat-conducting fins and used for water flow to pass through, the heat-conducting fins make heat transfer contact with the phase-change material, and the phase-change material can be converted into a liquid state from a solid state when the heat-conducting fins release heat; when the heat-conducting fin absorbs heat, the liquid state is converted into the solid state; wherein the distance between every two adjacent heat-conducting fins ranges from 1 mm to 5 mm, and the viscosity range of the phase-change material in the liquid state ranges from 1000 Pa.s to 5000 Pa.s. Through the arrangement, the phase-change material can flow in the gaps between the heat-conducting fins to complete filling, meanwhile, the heat exchange efficiency between the phase-change material and the heat exchanger is high, and the phase-change material has high energy storage efficiency.

The utility model provides a kind of atomization equipment lubricating medium temperature control device and atomization equipment, it is related to the technical field of atomization equipment cooling.The atomization equipment lubricating medium temperature control device includes atomization equipment water cooling pipeline, heat exchanger and lubricating medium pipeline;Heat exchanger is provided with oil path import, oil path export, cooling water import and cooling water export, lubricating medium pipeline is connected with oil path import and oil path export, and atomization equipment water cooling pipeline is connected with cooling water import and cooling water export.The atomization equipment includes atomization equipment lubricating medium temperature control device.The technical effect of cooling atomization equipment lubricating system is achieved.

The utility model provides a bra with a replaceable adhesive surface, which belongs to the technical field of underwear and comprises a mold cup, an adhesive body, an attaching device and a fixing structure. The mold cup is made of an elastic material; the mold cup is provided with an outer veneer and an inner veneer which are oppositely arranged; the adhesive body is provided with a cup sticking surface and a protective surface which are oppositely arranged; the cup attaching surface is adhered to the inner attaching surface; the laminating device is provided with a positioning surface; and the fixing structure is detachably connected with the laminating device, the mold cup and the adhesive body. The outer decorative surface can be attached to the positioning surface, and the mold cup is shaped and limited by a fixing structure; or, the protective surface can be attached to the positioning surface, and the adhesive body is shaped and limited by the fixing structure. According to the laminating device, the mold cup or the adhesive body can be shaped and limited, the bonding operation of the mold cup and the adhesive body is simplified, the mold cup and the adhesive body can be repeatedly used, and the laminating device is environment-friendly, low in use cost and good in bonding viscosity and use comfort; when not in use, the adhesive body and the mold cup are independently packaged, bacteria are not bred, and human health is benefited.

This invention relates to the field of modifier preparation technology, specifically to a mixing equipment and preparation method for toughening modifiers for electronic packaging structural adhesives. The equipment includes a support frame, a material cylinder comprising an inner liner, an outer protective sleeve, and a fixing frame, and a high-precision metering pump on the discharge pipe. A temperature probe is also installed on the side wall of the inner liner. An air inlet pipe connects to an external low-pressure steam heat source. A shearing structure is also provided inside the packing cylinder. A laser particle size analyzer is also embedded inside the packing cylinder. A degassing structure is provided inside the mixing cylinder, including a central shaft, defoaming plates, branch shafts, a turning plate, and an ultrasonic generator. A driving structure is also provided between the central shaft and the branch shafts. A vacuum tube is connected to the inner side of the mixing cylinder, and a vacuum pump is installed on the vacuum tube. An industrial control computer is also located on the outer side of the mixing cylinder. This invention achieves the purification and reuse of high-temperature waste heat airflow in the workshop, and also enables efficient elimination of bubbles in the mixed liquid through multiple methods, improving the precise proportioning and quality of the prepared adhesive solution for packaging structural adhesives.