400 results about "Ion release" patented technology

The invention relates to the technical field of composite catalyst materials, in particular to a ferrocobalt bimetal hydroxide / BCN composite material and a preparation method and application thereof.The preparation method comprises the steps that cobalt nitrate and ferric nitrate are used for preparing a metal salt solution, sodium carbonate and sodium hydroxide are used for preparing a precipitant solution, a B-doped carbon nitride BCN material is added into the metal salt solution to form a uniform suspension, and the suspension is dried to obtain the ferrocobalt bimetal hydroxide / BCN composite material; dropwise adding the precipitant solution into the suspension to obtain a precursor solution, performing hydrothermal reaction on the precursor solution, and performing centrifugal impurity removal and drying to construct a heterostructure between layered double hydroxide and BCN in situ to obtain the Co-Fe LDH-coated BCN composite material. Through boron doping and heterostructure construction, the charge separation capacity of graphite carbon nitride is enhanced, the electron migration efficiency is improved through a heterointerface structure, the metal ion release amount and the cycle stability are controlled, and the catalytic performance is remarkably improved.

The invention relates to the field of medical instruments, in particular to a heart valve. The invention provides a heart valve. The heart valve comprises a stent body, a skirt edge and developing points. The skirt edge is connected to the bracket body; the skirt edge comprises an inner skirt edge and an outer skirt edge; the inner skirt edge and the outer skirt edge form an interlayer; the developing points are arranged in the interlayer; the number of the developing points is at least two; at least two developing points are in the same or different annular cross sections. Developing points are arranged in an interlayer; the setting mode can physically isolate the developing point, and the direct contact between the bracket and the developing point is eliminated through physical isolation; the galvanic corrosion risk can be effectively avoided, and the service life of instruments is prolonged; the metal ion release risk is reduced, and the biological safety is improved. And the developing points are arranged in the interlayer between the inner skirt edge and the outer skirt edge, so that the overall position of the valve can be reflected more accurately.

The invention discloses an unpowered air purification device based on electrostatic adsorption and negative ion effects, and relates to the technical field of air purification, the unpowered air purification device comprises a ventilation pipeline, an electrostatic adsorption module, a particle capture net, a negative ion release module and the like, a wind scooper guides airflow to enter the electrostatic adsorption module, and a friction ball rubs with an electrode plate to enable the electrode plate to be electrified; particulate matters in the air are adsorbed, falling particulate matters are collected by a liquid collecting box, residual particulate matters are further intercepted by a particulate capturing net, the elastic design is convenient for shaking off and cleaning, and the negative ion release module accelerates the generation of negative ions and purifies the air by utilizing the solar thermal conversion and piezoelectric effect. Efficient air purification is achieved through a multi-stage purification structure, the functions of humidity adjustment, intelligent reminding and the like are achieved, the structure is simple, energy conservation and environment protection are achieved, the device can adapt to various scenes, and an innovative scheme is provided for solving the air pollution problem.

The invention belongs to the technical field of preparation of biological materials, and particularly discloses a sea cucumber flower self-assembled polypeptide-iron nano-carrier as well as a preparation method and application of the sea cucumber flower self-assembled polypeptide-iron nano-carrier. The preparation method comprises the following steps: dissolving freeze-dried sea cucumber flower powder in deionized water, adjusting the pH value to be alkaline, heating and stirring, centrifuging, discarding the precipitate, adjusting the pH value to be acidic, centrifuging, collecting the precipitate, and freeze-drying to obtain sea cucumber flower protein powder; preparing a reaction solution, adding simulated gastric juice and simulated intestinal juice, stirring for reaction, inactivating protease, centrifuging, taking supernatant, and freeze-drying to obtain sea cucumber flower self-assembled polypeptide; the preparation method comprises the following steps: preparing a solution from sea cucumber, adding FeCl2. 4H2O and ascorbic acid, adjusting the pH value to be acidic, carrying out heating reaction, centrifuging, discarding the supernatant, and freeze-drying to obtain the sea cucumber flower self-assembled polypeptide-iron nano-carrier. The invention discloses a sea cucumber flower self-assembled polypeptide-iron nano-carrier as well as a preparation method and application thereof. The carrier can promote absorption of an organism to iron, a relatively high iron ion release rate is maintained in an intestinal environment, and the in-vivo bioavailability of iron ions is improved.

The invention relates to the technical field of polyester fibers, in particular to a negative ion polyester fiber which is prepared from the following raw materials in percentage by mass: 85-92% of polyethylene glycol terephthalate, 3-8% of nano tourmaline composite powder, 2-5% of a titanium dioxide / graphene composite carrier, 0.5-1.5% of a coupling agent and 0.3-0.8% of an antioxidant. The invention also discloses a preparation method of the composition. According to the invention, the core-shell structure optimization design is adopted, the core layer ensures the high loading capacity of the tourmaline composite powder, the shell layer has the synergistic effect of the titanium dioxide / graphene composite carrier, the negative ion release efficiency is obviously enhanced, the particle size of the nanoscale tourmaline is controlled to be 50-100nm, the nanoscale tourmaline is uniformly dispersed, the nanoscale tourmaline and graphene form a heterojunction structure, and the electron transmission capability is greatly improved; the negative ion release amount meets the JIS standard, a chemical bonding interface is formed through transesterification, the structural stability is enhanced, and the retention rate of the negative ion release performance is still high even after multiple times of washing.

The invention provides a spectacle frame with a negative ion release function. The spectacle frame is sequentially compounded with a metal matrix layer, a transition barrier layer and a function release layer from inside to outside, the transition barrier layer is in direct contact with the metal matrix layer, and the transition barrier layer is made of a chelating modified nano composite barrier material; the function release layer covers the transition barrier layer, and the function release layer is made of a plasma activated rare earth doped mineral composite material. Through the synergistic effect of the three layers of functional materials, sweat corrosive ions are effectively prevented from permeating into a metal matrix, negative ions are stably released to neutralize acidic substances on the contact surface, metal ion precipitation is remarkably inhibited, the wearing microenvironment is improved, and meanwhile the light weight and durability of the glasses frame are guaranteed.

The invention relates to the technical field of air purification, in particular to a negative oxygen ion dynamic air purification strategy and system.The negative oxygen ion dynamic air purification strategy comprises the following steps that on the basis of linkage of particulate matter concentration and multiple environmental parameters, influences of airflow, pressure, temperature and humidity and personnel flow on particulate matter distribution are analyzed, and formaldehyde and harmful gas parameter fluctuation trends are combined; pollution changes and equipment response grades are judged, the release path, frequency and power of the negative oxygen ion generator are adjusted, and ion release adjustment parameters are output. Data such as multi-element particulate matter concentration, airflow state, environmental pressure, temperature and humidity, personnel flow and the like cooperatively participate in monitoring and judgment, particulate matter grading characteristics are linked in real time through environmental dynamic factors, fluctuation trends of multiple pollutants in air are jointly calculated, high-risk change stages are actively recognized, purification response grades are dynamically output, and the purification effect is improved. The ion release direction and power are adjusted in an automatic linkage mode, the purification response changes along with space pollution hot spots, and diversified pollution distribution scenes are effectively covered.

The invention relates to the technical field of bone tissue materials, and discloses a metal-doped biomimetic mineralized dECM cryogel and a preparation method and application thereof.The preparation method of the cryogel comprises the steps that firstly, hyaluronic acid and methacrylic anhydride are mixed in a solvent, the pH value is adjusted, a reaction is conducted, and methacrylic acid hyaluronic acid is obtained; then under the condition of a photoinitiator, mixing the methacrylic acid hyaluronic acid with an acellular extracellular matrix, and performing freezing and crosslinking treatment to obtain the cryogel, and finally, soaking the cryogel in a mineralization solution containing Ca < 2 + > and / or Mg < 2 + >, adding a buffer solution containing phosphite ions, incubating, and washing to obtain the crystal gel. The biomimetic mineralized dECM cryogel prepared by the method disclosed by the invention is good in ion release stability, can significantly improve the migration ability of HUVECs, contributes to promoting proliferation of rMSCs and improving the osteogenic differentiation potential of the rMSCs, and can be used for regeneration and repair of bone defects.

The invention belongs to the field of preparation of nano composite materials, and mainly relates to a nano additive with a'core-shell 'structure as well as preparation and application of the nano additive. And the core-shell structure nano additive comprises three kinds of core part materials and a shell layer coating material. For example, the material of the core part comprises nano natural tourmaline powder, nano selenium and nano silver, and the material of the shell part is silicon dioxide. Wherein the three core part materials respectively have the effects of generating and releasing negative ions, releasing selenium elements and resisting bacteria. In the ceramic sintering process, the coating'shell 'layer protects the chemical composition and the phase structure of the'core' material from being damaged; and the material coated with the'shell 'layer can be diffused into the ceramic material in the ceramic sintering process, so that the selenium element and the antibacterial metal element of the'core' part are controllably released. The core-shell structure nano additive is added into the pottery clay, and the multifunctional health-care ceramic material is obtained by sintering under the condition of medium and high temperature, so that the aim of controlling the release of selenium, antibacterial agent silver and negative ions is fulfilled.

The invention relates to the technical field of ceramic glaze water, in particular to ceramic glaze water capable of continuously releasing negative ions based on a rare earth material and a preparation method of the ceramic glaze water. Comprising a negative ion material, sodium polystyrenesulfonate, an immobilized bacterium preparation, carbon nanotube modified graphene oxide, turbo stone, modified sepiolite, nano-zinc oxide, sodium hexametasilicate, polyethylene glycol, a composite antioxidant, a coalescing agent, a slow-release carrier and deionized water. The negative ion material is formed by mixing low-radioactivity commercial rare earth powder, tourmaline and opal according to the mass ratio of (3-4): (4-5): 1. According to the invention, the preparation cost of the glaze water is reduced and the production efficiency is improved by optimizing the composition and compounding mode of the negative ion material, enhancing the stability of the bacterial preparation and simplifying the preparation process, meanwhile, the negative ion release durability, the ceramic surface adhesive force and the antibacterial property are remarkably enhanced, and the requirements of industrial production and practical application are met.

The invention belongs to the technical field of carbon dioxide sequestration, and particularly discloses a method for sequestration of CO2 in a mine goaf through mineralization grouting, which comprises the following steps of: filling and mining by adopting a short-wall working surface strip to form a closed goaf; water swelling rubber slurry is injected into the filling body, and a sealing layer with the thickness larger than or equal to 0.5 m is formed after swelling; an impermeable layer is formed through a top plate reconstruction technology; cO2 is injected into the closed goaf, a calcium ion release source reacts with CO2 to generate calcium carbonate, and chemical sequestration is achieved. The coal mine goaf CO2 sealing device can achieve coal mine goaf CO2 sealing, CO2 leakage is effectively prevented, and the environment and safety are guaranteed.

The invention provides carbon sequestration concrete and a preparation method thereof, and relates to the technical field of building materials. The carbon sequestration concrete provided by the invention is prepared from the following preparation raw materials in parts by mass: 280 to 320 parts of cement, 40 to 50 parts of mineral powder, 50 to 60 parts of fly ash, 650 to 700 parts of machine-made sand, 200 to 240 parts of natural sand, 750 to 850 parts of large stone, 150 to 170 parts of small stone, 3.8 to 4.5 parts of a water reducing agent, 0.15 to 0.85 part of a retarder, 4 to 20 parts of sodium carboxylate and 180 to 200 parts of water. Sodium carboxylate is introduced as a carbon sequestration aid, carboxylate radical groups of sodium carboxylate can efficiently complex calcium ions released by cement hydration to form a soluble calcium carboxylate complex, so that the chemical reaction that carbon dioxide is mineralized into calcium carbonate is accelerated, the carbon dioxide absorption capacity of concrete is remarkably improved, and the carbon sequestration efficiency is improved. The carbon sequestration concrete provided by the invention has high carbon sequestration performance and excellent mechanical properties.

The invention relates to the technical field of wastewater treatment and resource recovery, and discloses an organophosphorus degradation and recovery system based on double-cathode electro-Fenton reaction, comprising: an electrolytic tank for accommodating organophosphorus wastewater to be treated; the anode is arranged in the electrolytic tank and is electrically connected with an anode of a power supply; the oxidizing agent generating cathode is arranged in the electrolytic tank and is used for generating hydrogen peroxide in situ under a power-on condition; the metal reduction cathode is arranged in the electrolytic tank and is used for adsorbing and reducing ferric ions; the metal source is composed of zero-valent iron or iron alloy, is not directly and electrically connected with the power source, and is arranged in an electric field acting area established by the anode and the at least one cathode. Through the design of inductive slow-release iron supply and double-cathode collaborative circulation, a series of problems of uncontrollable iron ion release, high iron sludge yield, low catalyst utilization efficiency, difficulty in resource recovery and the like in the traditional electro-Fenton technology are effectively solved.

The invention belongs to the technical field of biomimetic materials, and discloses a titanium alloy implant surface biomimetic coating and a preparation method thereof.The biomimetic coating comprises a porous titanium support layer, a micron-sized porous titanium layer is prepared through plasma spraying, and then nano-hydroxyapatite is doped to improve osteoinductivity; the graphene enhancement layer is modified, a graphene oxide film is electrochemically deposited, the graphene oxide film and the titanium substrate are covalently bonded through a silane coupling agent, and strontium ions are loaded to promote osteogenic differentiation; an antibacterial active layer and in-situ reduced graphene oxide form a three-dimensional network conductive structure, tantalum-doped carbon nitride quantum dots are loaded through ultrasonic dispersion and embedded between graphene layers to form an antibacterial phase, and then magnesium silicate nanowires are subjected to hydrothermal growth to form a bioactive phase. Through triple bionic design of porous titanium, ion release / photo-thermal response and PDA adhesion, the bone bonding strength, antibacterial property, wear resistance and corrosion resistance of a coating interface are improved.

The invention discloses a polyaryletherketone composite implant material and a preparation method and application thereof, and belongs to the technical field of medical materials.The preparation method of the polyaryletherketone composite implant material comprises the following steps that a carbon fiber reinforced polyaryletherketone substrate with the surface provided with a groove structure and conductivity is prepared; based on a precipitation method, a calcium compound, a magnesium compound and a phosphoric acid aqueous solution are used for preparing white calcium stone; the preparation method comprises the following steps: carrying out surface modification on the white calcium phosphate by utilizing polydopamine, so as to obtain modified white calcium phosphate; adding the modified white calcium phosphate and a degradable piezoelectric polymer into a solvent, and mixing to obtain a mixed solution; and coating a carbon fiber reinforced polyaryletherketone substrate with the mixed solution, and performing drying and annealing treatment to form a coating, thereby obtaining the polyaryletherketone composite implant material. According to the invention, the degradable piezoelectric composite coating doped with the white phosphorus calcium stone, which has piezoelectric characteristics and ion release capability, is constructed, so that double biomimetic effects of an electric signal and a chemical signal in a bone healing microenvironment are realized.

The invention relates to the technical field of medical cosmetology, in particular to a porous hollow glass bead capable of slowly releasing collagen and application of the porous hollow glass bead. The porous hollow glass bead capable of slowly releasing the collagen comprises a porous hollow glass bead body, the outer wall of the porous hollow glass bead body is provided with a pore channel structure penetrating through the exterior and an inner cavity of the hollow glass bead body, and the pore channel and the inner cavity of the porous hollow glass bead body are filled with collagen gel. The compressive strength of the hollow glass beads is utilized to improve the mechanical supporting effect, the collagen gel is subjected to catalytic decomposition under the action of collagenase in a body so as to achieve the slow-release effect, the outer walls of the hollow glass beads slow down the reaction time through physical isolation, and then the slow-release time is prolonged; meanwhile, ions such as Si and Ca released by the hollow glass beads can promote cells to secrete collagen, the biological activity is improved, and the three beneficial effects of physical support, collagen slow release and biological safety are achieved.

In a method for producing a preactivated lithium transition metal oxide (LiTMO) for a lithium ion cycling battery, the LiTMO is immersed in an electrolyte disposed in a reactor comprising a working electrode and a counter electrode ionically connected via the electrolyte. The LiTMO is subjected to an electrochemical delithiation and relithiation cycle comprising an electrochemical delithiation step followed by an electrochemical relithiation step. In the electrochemical delithiation step, an electric current is applied to the working electrode in such a way that the LiTMO is oxidized, lithium ions are released from the LiTMO to form a delithiated LiTMO, and the lithium ions released from the LiTMO dissolve in the electrolyte.In electrochemical relithiation, an electric current is applied to the counter electrode in such a way that the LiTMO is reduced and the lithium ions dissolved in the electrolyte are incorporated into the LiTMO to form a relithiated LiTMO.

The invention relates to the technical field of physiotherapy, in particular to a multi-mode physiotherapy system integrating ion release and electromagnetic stimulation. The system comprises a biological feedback sensing module, an intelligent control module, a space-time cooperative control module, a multi-channel ion release module, a multi-band electromagnetic generation module and a self-adaptive optimization module. Firstly, skin impedance, blood flow and temperature parameters are collected by the system, and a collaborative strategy is generated through multi-parameter analysis of an intelligent control module; the time-space cooperative control module synchronously adjusts the ion release and electromagnetic field excitation time sequence; the multi-channel ion release module realizes quantitative release of multiple types of ions by utilizing microfluidics; the multi-band electromagnetic generation module outputs low-frequency, medium-frequency and high-frequency programmable electromagnetic fields; the adaptive optimization module dynamically corrects treatment parameters based on the electrophysiological feedback. According to the system, multi-modal fusion of iontophoresis and electromagnetic stimulation is realized, and the accuracy and individualization level of treatment are improved.

To provide a granular body which, when used as a material for a ground-improving material, can impart self-healing performance to a hardened product of the ground-improving material and can maintain the self-healing performance imparted to the hardened product of the ground-improving material over a long period of time.SOLUTION: A granular body according to the present invention comprises resin and an ion-releasing compound capable of releasing a cation or an anion, and in a test conducted in accordance with JIS A 1102:2014 "Test method for sieve analysis of aggregates", 85 mass% or more of the granular body remains on a 5-mm sieve.SELECTED DRAWING: Figure 1

The invention relates to the technical field of automobile essence preparation, and particularly discloses automobile essence capable of removing formaldehyde and releasing anions and a preparation method of the automobile essence. Comprising the following raw materials in parts by weight: 500-600 parts of deionized water, 18-24 parts of a negative ion release enhancing component, 12-20 parts of an aldehyde removing component, 30-40 parts of absolute ethyl alcohol, 8-14 parts of a dispersing agent, 14-18 parts of phenoxyethanol, 22-26 parts of an initiator solution and 6-10 parts of citral. A negative ion release enhancing component and a formaldehyde removal component are added, the negative ion release enhancing component is prepared by modifying core-shell particles with a silane coupling agent, the outer layer of each core-shell particle is of a porous titanium dioxide structure, the inner core of each core-shell particle is modified electrical powder, and the formaldehyde removal component is prepared by carrying out a ring-opening esterification reaction on sodium alginate and allyl glycidyl ether, so that the formaldehyde removal effect is improved. And then carrying out chemical cross-linking with hydroxypropyl acrylate and methacrylic acid, thereby coordinating and enhancing the formaldehyde removal capability, the anion release capability and the antibacterial effect.

The invention relates to the technical field of polymer composite materials. The invention provides a polymer composite material capable of continuously releasing negative ions. The polymer composite material is mainly prepared from the following raw materials in parts by weight: 75-90 parts of a base material, 3-15 parts of functional composite powder, 2-8 parts of a release auxiliary agent, 3-8 parts of an attenuation compensation composite auxiliary agent and 1-2 parts of other auxiliary agents. The invention also provides a preparation method of the polymer composite material capable of continuously releasing negative ions. Based on the same inventive concept, the invention also provides application of the polymer composite material capable of continuously releasing negative ions in the fields of air purification, medical care, thermoplastic elastomer product preparation, textile preparation and plastic product preparation. A microcosmic channel release mechanism and an attenuation compensation mechanism are formed on a series of polymer base materials by adopting a plurality of composite functional powders and a plurality of composite components, so that the prepared polymer composite material achieves the outstanding effect of continuously releasing high-concentration negative ions in air.

The utility model relates to a low-concentration organic wastewater recovery treatment system which is provided with a pretreatment part, a biological activated carbon treatment part, a self-cleaning filter treatment part, an ultrafiltration treatment part and a reverse osmosis treatment part which are communicated through pipelines according to a treatment flow, wherein the pretreatment part is provided with an air flotation device, the biological activated carbon treatment part is internally provided with a ferrous iron doser, and the ultrafiltration treatment part is internally provided with a charge neutralizer doser; part of particulate matters in the wastewater are removed through the air flotation device, so that the pollution and blockage risk of subsequent equipment is reduced; through ferrous ions released in water, the activity of microorganisms in water and sufficient reaction of organic matters can be promoted, so that polar substances are passivated; the charge neutralizer is released in water, so that the adhesion of polar substances to the ultrafiltration membrane can be reduced, and the service life of the ultrafiltration membrane is prolonged.

The invention discloses a negative ion antibacterial far infrared non-woven fabric and a production process thereof, and the negative ion antibacterial far infrared non-woven fabric comprises the following raw materials in parts by weight: 100 parts of polypropylene, 10-15 parts of modified polypropylene master batch, 3-5 parts of far infrared radiation filler and 0.1-0.5 part of antioxidant, the polypropylene non-woven fabric is modified by adding the modified polypropylene master batch and the far infrared radiation filler, the modified polypropylene master batch contains the modified nano composite powder and the pyridine group, the modified nano composite powder is obtained by compounding germanium oxide and tourmaline and then carrying out surface modification, and terminal double bonds and erucyl amide groups are introduced, so that the far infrared radiation non-woven fabric is obtained. And the far infrared radiation filler is doped powder of zirconium oxide doped with silver iodide, so that the non-woven fabric has good antibacterial and anti-pollution capability, negative ion release capability and far infrared ray absorption and radiation capability.

The invention provides a multifunctional fabric finishing liquid and application thereof in fabric preparation. The multifunctional fabric finishing liquid is prepared from the following components in percentage by mass: 5 to 25 percent of microcapsule powder, 5 to 30 percent of resin emulsion and the balance of water, wherein the microcapsule powder is prepared from micron-sized diatomite and nano hybrid powder, and the nano hybrid powder is prepared from the following components in parts by mass: 1 to 5 parts of water-based nano titanium dioxide, 1 to 5 parts of nano zinc oxide, 1 to 5 parts of nano aluminum oxide, 1 to 5 parts of nano lanthanum oxide, 0.1 to 1.5 parts of nano silicon dioxide, 0.1 to 1.5 parts of Guanyin pottery clay nano powder and 1 to 5 parts of tourmaline nano powder. The prepared finishing liquid integrates multiple functions, after finishing of the fabric can be completed only through one step, multiple auxiliary treatment and drying treatment steps are not needed, the finishing liquid is easy to use, energy consumption can be reduced, and material consumption can be reduced; when the finishing liquid is applied to a fabric after-finishing process, a multifunctional fabric with six effects of antibiosis, mildew prevention, ultraviolet prevention, negative ion release, far infrared radiation and deodorization can be obtained.

The invention relates to the field of building materials, in particular to a preparation method of high-strength ceramsite, which comprises the following steps: uniformly mixing brick powder, Bayer process red mud, ardealite and titanium gypsum to obtain mixed powder, adding a binder, uniformly mixing to prepare raw nodules, sequentially forming a transition layer and a shell layer on the surfaces of the raw nodules, drying, sintering and cooling to obtain the high-strength ceramsite. The prepared ceramsite is low in water absorption rate and excellent in mechanical strength, the core-shell structure can effectively inhibit release of chloride ions, solid waste is fully utilized, environmental pressure is relieved, waste is turned into wealth, two purposes are achieved, and the ceramsite has certain social, economic and ecological benefits.

The invention discloses a battery, a battery pack and electric equipment, and the battery comprises a positive electrode active material and 1, 1-diphenyl-2-trinitrophenylhydrazine. According to the battery disclosed by the invention, 1, 1-diphenyl-2-trinitrophenylhydrazine is used as a free radical trapping agent to capture active oxygen and metal ions released by the positive electrode active material, so that the side reaction of an electrolyte is inhibited, the gas production rate of the battery is reduced, and the cycle performance of the battery is improved.

The invention relates to the technical field of polytetrafluoroethylene, in particular to an anti-static PFA tube and a preparation method thereof. The problem that the antistatic effect and the mechanical property of PFA cannot be simultaneously achieved is solved. On the aspect of improvement of the anti-static performance, a conductive network is constructed through urea hydrolysis and parameter regulation and control by optimizing a conductive metal particle preparation process and a composite formula, and premixing and surface modification of an antistatic agent are combined, so that the volume resistivity is reduced, and static accumulation is prevented; aiming at the mechanical property, the coupling agent is used for modifying the filler to enhance the compatibility, the extruder process is regulated and controlled to promote filler dispersion and molecular chain orientation, the compatibilizer is introduced to inhibit excessive crosslinking of molecular chains, and the tensile strength and the elongation at break are remarkably improved; in the aspect of element migration control, the release of metal and fluorine ions is inhibited by virtue of the synergistic effect of a coupling agent and an antioxidant through raw material optimization and process improvement. By means of the technical means, the anti-static PFA pipe has excellent anti-static performance, mechanical strength and safety.

The embodiment of the invention provides a self-recovery method for the ion release capacity of a high-voltage electrostatic module, electronic equipment, a storage medium and a program product, and the method comprises the steps: outputting a self-recovery control signal corresponding to a target time threshold value under the condition that the cumulative operation time length of the high-voltage electrostatic module reaches the target time threshold value, the high-voltage electrostatic module is controlled to execute self-recovery operation; and when it is determined that the accumulated purification amount of the high-voltage electrostatic module reaches a target purification amount threshold value, outputting a self-recovery control signal corresponding to the target purification amount threshold value so as to control the high-voltage electrostatic module to execute the self-recovery operation. The embodiment of the invention provides a dual guarantee mechanism self-adaptive to different use scenes (light-load stable operation and heavy-load accelerated attenuation), establishes an active monitoring and recovery capability for performance attenuation of the high-voltage electrostatic module, and solves the problem that the purification efficiency is reduced due to the fact that the ion release capability is reduced after the module is used for a long time.

The present application relates to a kind of sea sand chloride solidifying agent and its application method, the solidifying agent includes solidifying agent A and solidifying agent B;The solidifying agent A is proportioned according to the raw material of weight parts as follows: modified hydrotalcite 2~5 parts, ultrafine silica powder 0.05~0.2 parts, water 30~120 parts;The solidifying agent B is proportioned according to the raw material of weight parts as follows: metakaolin 1~4 parts, calcium hydroxide 0.1~0.3 parts, water 45~180 parts.The present application is attached to the surface of sea sand by modified hydrotalcite with ion adsorption effect and forms inner solid layer, can effectively absorb the chloride ion released by sea sand;While using calcium hydroxide to excite metakaolin with sheet shape and form stable outer solid layer, can effectively prevent the shedding of inner solid layer material;The generated hydrated calcium silicate and hydrated calcium aluminate gel can also absorb the chloride ion solidified from the escape of inner solid layer, further improve the chloride ion solidification effect.

The present invention relates to the technical field of tumor therapeutic drugs, and in particular to a composition of albumin and mercaptododecaborane and its application in the preparation of tumor therapeutic drugs. Its technical solution includes albumin, which is covalently coupled with mercaptododecaborane through the cysteine thiol group at position 34 to construct a nucleation site, and further point-loaded with mercaptododecaborane on the protein through the nucleation effect; the thiol group of the mercaptododecaborane is bound to the thiol group at position 34 of albumin cysteine through a disulfide bond. The present invention forms a nucleus by covalently coupling the free thiol group of albumin with mercaptododecaborane, and utilizes the nucleation effect to point-coat mercaptododecaborane, thereby avoiding the toxicity risks brought by organic solvents or chemical modifications in traditional solubilization methods, and effectively preventing oxidative degradation and free boron ion release, achieving pH-responsive targeted release, and significantly increasing the boron accumulation in tumor tissues, with both high stability, precise drug release, and low systemic toxicity.