48 results about "Glass composites" patented technology

The invention belongs to the technical field of electronic ceramic substrate materials, and particularly relates to a preparation method of a microcrystalline glass composite silicon nitride ceramic substrate, which is prepared from the following raw materials: 1-5% of alpha-phase silicon nitride powder, 86-95% of beta-phase silicon nitride powder, 0.2-3% of metal silicon powder, 2.5-8% of glass powder and 1.3-8% of metal oxide. The preparation method comprises the following steps: S1, mixing and grinding raw materials to obtain ceramic slurry; s2, adding Arabic gum into the ceramic slurry as a binder, and carrying out spray granulation; granulation powder is obtained; s3, carrying out dry pressing molding and cold isostatic pressing treatment on the granulation powder to prepare a ceramic plate blank; and S4, sintering and crystallizing the ceramic plate blank. According to the invention, the glass ceramic powder is introduced as a sintering aid and a second phase, and the sintering temperature of the silicon nitride is obviously reduced from the conventional temperature of more than 1800 DEG C to 1500 DEG C by utilizing the liquid phase effect of the glass ceramic powder in the sintering process, so that two modes of air pressure sintering and normal pressure sintering can be used, and the energy consumption and the requirements on equipment are reduced.

The invention belongs to the technical field of variable optical films, discloses a multifunctional composite variable optical film and a preparation method thereof, and aims at solving the problems that an existing variable optical film is single in function, unstable in optical performance, poor in flexibility and bending resistance and low in process precision. The preparation method comprises the following steps: pre-treating the base material: sequentially carrying out plasma cleaning on the PET base material and sputtering the ITO conductive layer, sequentially carrying out ultrasonic cleaning on the glass substrate and preparing the YAG powder enhancement layer; the coating of the functional layer is that the surface of the ITO layer of the PET-ITO composite base material is coated with a PDLC layer and an electrochromic layer, and the surface of the YAG layer of the YAG-glass composite base material is coated with a temperature-sensitive layer; the compounding and curing are as follows: firstly laminating after aligning and compounding, and then carrying out UV segmented curing. The light transmittance of the product can be adjusted by 5-95% in an electric field, and the infrared reflectivity is gt; and after the ITO layer is bent for 1000 times and the bending radius is 5mm, the resistance change rate is less than or equal to 10%, so that the ITO film is suitable for a sunshade film for a vehicle and an intelligent window of a building.

The invention discloses a perovskite nanocrystalline-glass composite material based on high luminous efficiency and a method. The composite material is prepared by adding Cs, Pb and halogen element X on the basis of glass taking SiO2-B2O3-CaCO3-ZnO as a glass system, adding a NaF modifier, and carrying out heat treatment to promote in-situ precipitation of nanocrystals, laser emitted by the laser device sequentially passes through the polaroid and the half-wave plate to form a horizontal polarized light beam, the horizontal polarized light beam enters the spatial light modulator SLM to be modulated to form a modulated light beam with phase diagram information, the modulated light beam is focused and enters the RGB glass, and dynamic holographic multi-color display is achieved through excitation. The quantum efficiency and the brightness are synchronously improved, good light, heat and chemical reagent stability is achieved, a simple and vertically stacked RGB full-color display structure is achieved, the limitation of an optical filter in the aspect of light utilization efficiency is overcome, and the bottleneck of a traditional plane sub-pixel layout in the aspects of space utilization rate and resolution ratio is overcome.

The application discloses a novel fluorescent powder and a fluorescent powder glass composite material containing the same, and belongs to the field of solid-state luminescent materials. The application significantly improves the thermal stability of the fluorescent powder by constructing an inorganic oxide film layer on the surface of the fluorescent powder. Meanwhile, on the basis of selecting a borosilicate system as a matrix glass, the application innovatively introduces a TiO2-ZnO-Li2O ternary synergistic system, effectively solving technical problems such as insufficient thermal conductivity, easy interface reaction and refractive index mismatch of the fluorescent glass. The prepared fluorescent powder glass composite material can generate high-quality ideal white light under the excitation of a blue LED chip, meeting the demand of new energy automobile headlight systems for high efficiency, long service life and good environmental adaptability. In addition, the preparation process provided by the application is simple and low in cost, the obtained product is excellent in thermal conductivity, and is suitable for large-scale production.

The invention belongs to the technical field of glaze preparation, and particularly relates to pearl glaze for architectural ceramics as well as a preparation method and application of the pearl glaze. According to the invention, Si-Zr co-doped yttrium oxide directional crystallization, mesoporous alumina-vanadium boron tellurium glass composite particle compact glaze layer and self-repairing collaborative design are combined with medium-temperature segmented firing and flexible polishing process optimization; the pearl glaze with multiple effects of high pearl glossiness, skin friendliness, stain resistance, wear resistance, excellent blank adaptability, self-repairing durability and the like is prepared, a micro-damage self-repairing function is added, and the technical bottleneck of application of the existing pearl glaze to architectural ceramics is solved; according to the present invention, the raw materials are conventional, the process is simple, the obtained pearl glaze has characteristics of excellent mechanical property, excellent pollution resistance, excellent adaptability with the building ceramic green body, no deformation, no crack and no glaze layer peeling, the comprehensive performance of the product meets the building ceramic use requirement, the decoration effect and the touch are excellent, the method is suitable for the industrial mass production, and the significant technical advantage and the significant promotion value are provided.

This invention discloses a nanomaterial-reinforced cured glass composite material. The formulation of this nanomaterial-reinforced cured glass composite material includes silicate-based glass, siloxane nanoparticles, zirconia nanoparticles, carbon nanotubes, and a surface modifier. This material forms a coating with excellent smoothness, hydrophobicity, and thermal shock resistance on the inner wall of the exhaust pipe, preventing the adhesion and accumulation of volatile nuclides. By optimizing process parameters, such as ultrasonic power and ball milling time, a nanomaterial-reinforced cured glass composite material adaptable to high-temperature, high-pressure, and acid / alkali environments is prepared. When applied to the inner wall of the furnace exhaust pipe, this material effectively prevents the accumulation of harmful substances, solves the problem of exhaust pipe blockage, and improves environmental protection and production efficiency. This innovative technical solution has significant industrial application prospects and can achieve considerable economic and environmental benefits in high-level radioactive waste treatment systems.

The invention belongs to the technical field of cable sheath materials, and particularly discloses a fireproof radio frequency cable for wireless communication and a preparation method thereof. The invention relates to a fireproof radio frequency cable for wireless communication, which comprises a copper core conductor, a ceramic fiber insulating layer, a copper strip embossing layer, a ceramic non-woven fabric layer, a steel strip wrapping layer, a high-temperature-resistant layer and a cable sheath, comprising the following raw materials: 50-60 parts of nitrile rubber, 22-25 parts of acrylate rubber, 13-16 parts of chlorinated polyethylene, 2-3 parts of a silane coupling agent, 17-19 parts of a composite reinforcing material, 1-2 parts of dioctyl sebacate, 1-3 parts of an antioxidant 1010, 5-8 parts of POE-g-GMA, 3-5 parts of a flame retardant and 2-4 parts of calcium stearate. The composite reinforcing material is composed of a silicon carbide compound, glass composite fibers and titanium dioxide. The durable, weather-proof and flame-retardant outer sheath is obtained, and is suitable for normal work in daily use and severe environments.

The application discloses a ceramic glass composite with strong impact resistance, a preparation method thereof and electronic equipment. The composite is composed of a ceramic layer, a glass layer and a bonding layer, and has a bending strength of 1000 MPa or above, a drop ball performance of not less than 37 cm or a point pressure value of not less than 110 N.

The application provides a MgZnCa / SnZn metal glass composite material and a preparation method thereof, and the preparation method comprises the following steps: step S1, preparing MgZnCa metal glass powder and SnZn powder; step S2, uniformly mixing the MgZnCa metal glass powder and the SnZn powder, and performing discharge plasma sintering on the obtained mixture to obtain the MgZnCa / SnZn metal glass composite material; wherein the mass ratio of the SnZn in the mixture is 40%-80%. The MgZnCa / SnZn bulk metal glass composite material obtained by the technical scheme has excellent mechanical properties, the compressive strength is more than 110MPa, and the elongation rate is more than 15%, and the processing requirements of a biomedically implantable material are reached; and the MgZnCa / SnZn bulk metal glass composite material is nontoxic, degradable, and has better corrosion resistance performance than the MgZnCa bulk metal glass alloy in both instantaneous and long-term performances.

The utility model discloses an energy-saving assembly type glass composite partition wall, which relates to the technical field of building partition walls and comprises a lower mounting frame, the top of the lower mounting frame is slidably connected with an upper mounting frame, two groups of supporting beams are vertically arranged between the lower mounting frame and the upper mounting frame, and the front and rear sides of the two groups of supporting beams are provided with mounting sliding frames. Fixing pieces are arranged at the front and rear ends of the lower mounting rack and the upper mounting rack, mounting assemblies are arranged on the front and rear sides of the lower mounting rack and the upper mounting rack, and glass partition plates are arranged on the front and rear sides of the lower mounting rack and the upper mounting rack. Through the arrangement of the fixing piece and the mounting assembly, the mounting sliding frame is limited through the clamping blocks on the upper side and the lower side, the heat preservation plate is fixed into the wall, then the glass partition plate is positioned through the upper clamping plate and the lower clamping plate, the glass partition plate is fixed through the baffles, and the wall plate is easy to disassemble and assemble through the assembly type structure; components in the wallboard can be conveniently recycled, energy consumption is reduced, and the environment is protected.

The utility model discloses a kind of double steel laminated glass composite equipment, belong to laminated glass production field, including conveyer, the upper side of conveyer is provided with frame, the right end rear side of frame is fixedly installed with motor, the right end in frame is fixedly installed with fixed plate, the right end in frame is rotatably installed with pivot, two groups of first sliding block are slidably installed on pivot, the lower end of two groups of first sliding block is fixedly installed with limit plate, the fixed plate and two groups of limit plate are all set with sliding slot in, three groups of one-way screw rod are rotatably installed in sliding slot, and second sliding block is threadedly connected on three groups of one-way screw rod;Through the cooperation between above each device, and then cutting and taking out the protruding film of laminated glass right side and front and back two sides, so that the equipment can automatically adjust and cut film, avoid the tedious and error of manual operation, greatly improve production efficiency and product quality.

The invention belongs to the technical field of low-temperature co-fired ceramics, and relates to a low-dielectric high-strength high-thermal-conductivity Ca-B-Si-Al / Al2O3 glass ceramic composite material and a preparation method thereof.The preparation method comprises the steps that calcium carbonate, boric acid, silicon dioxide and aluminum oxide serve as raw materials, and Ca-B-Si-Al glass is smelted at the temperature of 1500-1600 DEG C; then mixing the Ca-B-Si-Al glass powder with strong devitrification capability with 10-50 wt% of aluminum oxide, and carrying out low-temperature sintering at 750-950 DEG C to realize full reaction, devitrification and densification; the obtained microcrystalline glass composite material has the advantages of high bending strength, low dielectric constant, low dielectric loss, high thermal conductivity, good compatibility with a silver electrode and a copper electrode, and excellent thermal stability. A new choice of a high-performance LTCC material is provided for a high-frequency communication device, and the LTCC material is suitable for high-frequency application scenes such as 5G communication and the Internet of Things.

The invention relates to the technical field of sewage treatment, in particular to a foamed glass composite material and a preparation method thereof. The foamed glass composite material comprises a foamed glass matrix as well as iron powder, iron oxide and carbon nanotubes which are loaded on the foamed glass matrix, the foamed glass substrate has a porous structure, and the porous structure is a mutually communicated network structure; the iron powder, the iron oxide and the carbon nanotubes are mutually lapped to form a conductive network; the foamed glass matrix is prepared from 80-90 parts by mass of waste glass powder, 6-12 parts by mass of dolomite, 3-6 parts by mass of silicon carbide and 4-8 parts by mass of sodium carbonate through melting and sintering. According to the scheme provided by the invention, the iron oxide is used as a core phosphorus removal component, the iron powder continuously supplements active sites through a microbattery effect, and the carbon nanotubes are used as electron transfer channels to promote microbial metabolism, so that the chemical activity and biocompatibility of the material can be synergistically improved, and the purification effect of the constructed wetland on composite nutritive salt pollutants is further improved.

The utility model belongs to the technical field of glass, and particularly relates to novel composite glass which comprises an ultra-white glass outer-layer substrate which is sequentially and fixedly connected with cadmium telluride power generation glass, low-radiation coated glass and an ultra-white glass inner-layer substrate from left to right. A first connecting piece is arranged between the ultra-white glass outer-layer substrate and the cadmium telluride power generation glass, and a second connecting piece is arranged between the cadmium telluride power generation glass and the low-radiation coated glass; the glass composite interlayer is composed of the ultra-white glass outer layer substrate, the cadmium telluride power generation glass, the low-radiation coated glass and the ultra-white glass inner layer substrate, sunlight can be allowed to penetrate to the maximum extent after a composite structure is formed, sufficient illumination is provided for a subsequent photovoltaic layer, meanwhile, the indoor temperature is kept stable, and the service life of the photovoltaic module is prolonged. According to the composite glass provided by the utility model, the permeability is improved and the service life is prolonged while the overall strength after compounding is ensured.

The invention discloses a mining coal gangue / polyurethane / water glass composite filling material and a preparation method thereof, and belongs to the technical field of filling materials, the material is prepared by mixing a component A (water glass, glycerin and a catalyst), a component B (isophorone diisocyanate, polypropylene glycol and a plasticizer), coal gangue and fly ash according to a specific ratio, the preparation method comprises the following steps: respectively preparing the component A and the component B, mixing into slurry, and finally stirring and curing with the coal gangue and the fly ash. The curing time of the material is less than or equal to 124 s, the compressive strength is higher than 70 MPa, and the material is safe, environmentally friendly, free of secondary pollution, outstanding in flame retardance, capable of meeting the industrial standard and suitable for coal mine top-caving area filling, goaf gas plugging and crack air leakage channel plugging.

The invention discloses a ceramic glass composite part with strong impact resistance, a preparation method thereof and electronic equipment, the composite part is composed of a ceramic layer, a glass layer and a bonding layer, the bending strength of the composite part is more than 1000MPa, or / and the falling ball performance is not lower than 37cm, or / and the point pressure value is not lower than 110N.

An epoxy resin-water glass composite grouting material is disclosed, comprising: epoxy resin, polyurethane prepolymer, hydrophobic nano-silica, silica powder, modified amine curing agent, water glass, calcium-based bentonite, and DMP-30 accelerator. The invention also includes a method for preparing the epoxy resin-water glass composite grouting material. This invention, through the synergistic effect of multiple components, significantly improves the degree of curing of the material, enhances the curing quality in water-rich environments, forms a stable reinforced structure, and solves the problem of underwater curing of epoxy materials. It exhibits high impact strength, strong material toughness, and a short gel time, reducing engineering costs by more than 40% while ensuring material performance.

The invention relates to a gradient porous mineralized collagen / bioglass composite material and a preparation method thereof, and the preparation method comprises the following steps: injecting a high-molecular polymer composite solution into a mold, pre-freezing, and freeze-drying to form a first aperture layer; uniformly coating the surface of the first aperture layer with the prepared bioglass precursor hanging slurry, and performing heat treatment and curing by a gradient heating procedure after dipping to form a second aperture layer; the bioglass precursor hanging slurry is prepared from nano-hydroxyapatite; spraying a collagen solution on the surface of the second aperture layer, and performing mineralization treatment in simulated body fluid to induce in-situ deposition of nano-hydroxyapatite so as to form a third aperture layer; the average pore sizes of the first pore diameter layer, the second pore diameter layer and the third pore diameter layer are sequentially decreased. According to the technical scheme, strong interface combination of mineralized collagen and bioglass is realized through an integrated preparation process of step-by-step coating and directional mineralization, and a bionic gradient pore structure from macroscopic macropores, mesoscopic mesopores to microscopic micropores is constructed.

The invention discloses low-temperature sintering type porous copper-silver composite conductive paste and a preparation method, and belongs to the technical field of electronic materials. The low-temperature sintering type porous copper-silver composite conductive paste is composed of solid powder and an organic carrier, and the organic carrier accounts for 10-21% of the total mass; the solid powder is composed of a conductive functional phase and an inorganic binding phase; the conductive functional phase is composite metal powder of a porous copper framework, a silver pinning layer and an Ag-Pd alloy shell; the inorganic binding phase is composed of metal bismuth powder and lead-free glass powder. The preparation method comprises the following steps: preparing the composite powder, mixing and rolling the binding phase and the carrier, and sintering the slurry at low temperature. Through the synergistic effect of the porous composite powder and the bismuth-glass composite binding phase, the unification of low sheet resistance and high adhesive force of the conductive film layer is realized at low temperature, and meanwhile, the conductive film layer has the advantages of low cost and high reliability, and is suitable for the fields of flexible electronics and low-temperature co-fired ceramics.

The invention discloses a diamond glass composite substrate and a preparation method thereof, and relates to the field of semiconductor packaging. According to the composite substrate, diamond particles serve as aggregate, a glass phase serves as a joint filling adhesive, the surfaces of the diamond particles are coated with silicon-based transition layers, silicon and diamond form silicon-carbon bond tight combination, the interface wettability is improved, and the thermal resistance is reduced. The diamond particles adopt multi-particle-size matching of 0.5-500 microns, the mass ratio of the diamond particles is 30-80%, the frit contains silicon dioxide and various metal oxides, and during preparation, a mixture is sintered or rolled and formed in a vacuum / inert gas / reducing atmosphere, then stress is eliminated through gradient annealing at 800-580 DEG C, copper is filled after through hole laser processing, and wiring layer interconnection is formed. The thermal conductivity of the composite substrate is 10-200W / (m.K), the expansion coefficient is 2-7ppm / DEG C, the dielectric constant is 4-7, the composite substrate has low thermal expansion coefficient, high thermal conductivity and low dielectric constant, the warping risk can be reduced, and the high-density 3D packaging requirement is met.

The application belongs to the technical field of preparing microcrystalline glass materials, and particularly relates to a high-toughness lithium disilicate microcrystalline glass composite material, a preparation method thereof and application thereof. The method comprises the following steps: (1) preparing lithium disilicate glass micro powder; (2) immersing alumina fibers in a silica sol, and then taking out the alumina fibers and sintering the alumina fibers at 900-1100 DEG C, so that a silica film is formed on the surface of the alumina fibers; (3) mixing the product obtained in the step (2) with the lithium disilicate glass micro powder to obtain a mixture; (4) sintering the mixture to form an intermediate block, and then sintering the intermediate block at 790-860 DEG C and under a pressure of 15-45 MPa. The fracture toughness of the lithium disilicate microcrystalline glass composite material prepared by the method can reach 4.3 MPa·m 1 / 2 The above value is far higher than the current commercial lithium disilicate microcrystalline glass material of 3.0 MPa·m 1 / 2 , and can significantly improve the performance of the lithium disilicate microcrystalline glass.

The invention discloses a ceramic glass composite part with strong impact resistance, a preparation method thereof and electronic equipment, the composite part is composed of a ceramic layer, a glass layer and a bonding layer, the bending strength of the composite part is more than 1000MPa, or / and the falling ball performance is not lower than 37cm, or / and the point pressure value is not lower than 110N.

The invention relates to the technical field of capacitors, in particular to a film capacitor structure for a nuclear fusion device, which comprises a composite shell mechanism, an elliptic cylinder core mechanism is packaged in the composite shell mechanism, terminal shielding mechanisms are symmetrically arranged at two ends of the composite shell mechanism, and a safety protection mechanism is arranged outside the composite shell mechanism. The composite shell mechanism comprises an ellipsoid shell, and the ellipsoid shell is composed of two hemispherical shells which are symmetrical to each other. The composite shell mechanism is arranged, two titanium alloy hemispherical shells are welded to form a long ellipsoid shell, firm packaging with excellent pressure-bearing and vibration-resistant characteristics can be provided for the internal elliptic cylinder core mechanism, in addition, the lead-boron glass composite shielding layer on the inner wall of the mounting cavity can efficiently absorb high-flux neutron radiation, and the shielding effect is good. And an organic dielectric film in the elliptic cylinder core mechanism can be effectively prevented from being degraded, so that the long-term structural integrity and performance stability of the capacitor are ensured.

The invention provides a high-light-transmittance glass composite material and a processing and manufacturing method thereof, and the processing and manufacturing method comprises the following steps: uniformly mixing raw materials, and controlling the melting temperature; pouring the molten glass into a forming template for forming, wherein the thickness of the formed glass is less than or equal to 1mm; the formed glass is soaked in a disodium 1-hydroxyethylidene-1, 1-diphosphonate solution for 30-40 minutes, and the soaked glass is subjected to high-temperature dehydroxylation at the temperature of 900-1200 DEG C; and carrying out annealing treatment on the dehydroxylated glass to obtain the high-light-transmittance glass composite material. The disodium 1-hydroxyethylidene-1, 1-diphosphonate adsorbed on the surface of the glass can dissolve metal surface oxides through complexation, so that hydroxyl groups on the surface of the glass are rearranged; the rearranged hydroxyl groups can be efficiently dehydroxylated at the temperature of 800-1200 DEG C, and the dehydroxylated glass is annealed, so that the internal stress and defects of the glass are eliminated, and the mechanical property and light transmittance of the glass are further improved.

This invention discloses a high-strength bonding method for alumina-glass composite interlayer solder and alumina ceramics, belonging to the field of advanced ceramic material bonding technology. The method uses a mixture of nano-alumina powder and rare-earth glass powder in a certain proportion as an interlayer, and bonds the alumina ceramics under low temperature and low pressure while protected by a nitrogen atmosphere. The difference in thermal expansion coefficient between the composite interlayer weld and the base material is less than 1%, and this joint exhibits better compactness and superior mechanical properties compared to a pure nano-alumina powder interlayer joint under the same bonding conditions.

The invention belongs to the technical field of metal-based composite filter materials, and particularly relates to a metal glass composite gradient filter material and a preparation method thereof. The method comprises the following steps: 1) preparing glass slurry by taking a metal fiber felt as a base material, and coating the glass slurry on the surface of the metal fiber felt for surface drying to form a metal glass composite precursor; 2) connecting the metal glass composite precursor into a circuit system, electrifying to generate resistance heat, and performing Joule heat treatment to obtain a metal glass composite; and 3) coating the glass slurry on the surface of the metal glass composite body again, and then carrying out solid-phase sintering to obtain the metal glass composite gradient filter material with the gradient pore structure. Through cooperation of Joule thermal instantaneous metallurgical bonding and low-temperature solid-phase diffusion sintering, a stable gradient structure of metal-spinel-compact glass-porous glass is creatively constructed, and the interface bonding strength of heterogeneous materials is greatly improved; meanwhile, gradient pores are effectively formed, the filtering precision is greatly improved, and the filtering flux is guaranteed.

This utility model relates to a building curtain wall with an intelligent dimming structure, belonging to the field of building curtain wall technology. The building curtain wall with an intelligent dimming structure includes ultra-clear glass, with two mounting glass panes on one side; a dimming mechanism, located on one side of the ultra-clear glass, which can effectively dim the light of the building curtain wall; the mounting glass, PVB, and translucent stone form a stone-glass composite. The thinness of the translucent stone improves its light transmission effect and creates a hazy, three-dimensional light and shadow layer, enhancing the aesthetics of the building curtain wall. An anti-UV coating further improves the light transmission effect of the translucent stone. The ultra-clear glass reduces light refraction loss. Polycarbonate achieves total internal reflection transmission through its microstructure surface. A multi-layered hollow structure optimizes uniform light diffusion, forming a three-level light control system of "transparency-partial obscuration-soft light," which can adjust the illumination and improve the dimming effect of the building curtain wall.

The present application relates to a kind of glass composite cable multi-band signal transmission optimization method, comprising: by the channel state of cooperation detection and transmission signal, construct timing channel quality curve and timing signal characteristic curve.Based on multi-band transmission standard screening high-quality transmission sample set, using density clustering algorithm extracts channel reliable domain boundary.Through multi-parametric degradation synthesis identification comprehensive degradation trend direction, combined with channel reliable domain dynamic scanning accurately positioning channel degradation point.Using timing channel quality curve and timing signal characteristic curve generates band-performance mapping model, outputs performance attenuation curve, mutual interference gain and bandwidth utilization rate key parameters.Based on three color band state grading, screen uncoupled band combination and realize transmission optimization by dynamic weight distribution.Exponential fade-in fade-out mode is used to switch band combination, significantly improve spectrum utilization, effectively solve multi-band interference and channel degradation problem.

This invention relates to the field of membrane separation materials, specifically to a self-supporting zeolite molecular sieve-MOF crystal glass composite membrane, its preparation method, and its application. The method includes: uniformly mixing a metal salt and a ligand, ball milling the mixture using a planetary ball mill, filtering the milled mixture, and washing it with methanol to obtain ZIF-62 particles; uniformly mixing the ZIF-62 particles and zeolite molecular sieve powder, and preparing them into discs using a mechanical pressing machine; and calcining the discs under inert gas protection to obtain the self-supporting zeolite molecular sieve-MOF crystal glass composite membrane. In this invention, ZIF-62 and zeolite molecular sieve crystal powder are mixed and mechanically pressed into discs of a certain thickness. The discs are then heated under an inert gas atmosphere. The heating temperature is such that the ZIF-62 particles melt and encapsulate the zeolite molecular sieve, thereby eliminating defects in the membrane and forming a dense, monolithic film.