182 results about "Hybrid material" patented technology

The invention discloses a modified nano silicon dioxide / modified nano graphene hybrid material as well as a preparation method and application thereof.The modified nano silicon dioxide / modified nano graphene hybrid material is obtained by putting nano silicon dioxide modified by an epoxy silane coupling agent into nano graphene modified by tannic acid, stirring and drying. Through hydrogen bond assembly between tannic acid modified nano-graphene and gamma-epoxypropoxy propyl trimethoxy silane agent modified nano-silica, a modified nano-silica and nano-graphene hybrid with good dispersibility and strong interfacial interaction is prepared, and the hybrid material can be applied to water-based drilling fluid.

The invention relates to the technical field of organic-inorganic hybrid materials, in particular to an antifouling organic-inorganic hybrid material, a preparation method, a photocuring antifouling material and a product. The organic-inorganic hybrid material is prepared by carrying out a ring-opening addition reaction on an epoxy group of epoxy polyhedral oligomeric silsesquioxane and polydimethylsiloxane with an amino group or perfluoropolyether with a carboxyl group. According to the scheme provided by the invention, the coating has high thermal stability and structural rigidity endowed by epoxy polyhedral oligomeric silsesquioxane and excellent low surface energy antifouling property endowed by amino-containing polydimethylsiloxane or carboxyl-containing perfluoropolyether, and the defect that a pure epoxy polyhedral oligomeric silsesquioxane coating does not have antifouling property is effectively overcome.

The invention belongs to the field of organic-inorganic hybrid materials, and discloses a high-temperature-resistant polyhedral oligomeric silsesquioxane material and a preparation method thereof. According to the high-temperature-resistant polyhedral oligomeric silsesquioxane material, polyimide serves as a main chain, aminopropyl hepta-isobutyl polyhedral oligomeric silsesquioxane serves as a side chain, and a hybrid system with a clear structure is formed through chemical bonding. The obtained high-temperature-resistant polyhedral oligomeric silsesquioxane material has both the toughness of polyimide and the high-temperature stability of a cage structure, is high in thermal decomposition temperature, and is suitable for the fields of high-temperature-resistant coatings, electronic packaging, aerospace and the like. According to the method, the raw materials are low in price, wide in source channel and low in toxicity, and the obtained product is high in purity and excellent in performance and has good actual use value.

The invention discloses a silicon-based thermal response viscosity-reducing film synergistically-enhanced bending-resistant folding OCA (Optically Clear Adhesive) and a processing technology thereof, and mainly aims to provide the silicon-based thermal response viscosity-reducing film synergistically-enhanced bending-resistant folding OCA and the processing technology of the silicon-based thermal response viscosity-reducing film synergistically-enhanced bending-resistant folding OCA. Comprising a flexible substrate layer, a first bonding layer, a thermal response viscosity-reducing film layer, a second bonding layer and a functional OCA main body layer which are arranged in sequence, the flexible substrate layer is composed of a transparent polyimide compound; the first bonding layer is made of modified organic silica gel; the thermal response viscosity reducing film layer is composed of a silicon-based material and thermal response microspheres; the second bonding layer is made of modified organic silica gel which is the same as that of the first bonding layer; and the functional OCA main body layer is made of a polyurethane-organic silicon hybrid material. According to the technical scheme, the bending strength and the performance stability of the OCA used by the folding screen can be effectively improved.

The invention relates to the technical field of metal oxide coating electrodes, in particular to a carbon nano hybrid material loaded metal oxide coating electrode and a preparation method of the carbon nano hybrid material loaded metal oxide coating electrode. And dissolving metal ions by using the metal ions as a solvent, uniformly coating the metal ions on the surface of titanium or titanium alloy subjected to certain surface treatment, and carrying out heat treatment to obtain a target electrode. The preparation method is simple in process and convenient to operate, the prepared electrode can effectively prevent a corrosion medium from permeating into the coating due to the existence of the nano hybrid material, the service life of the electrode is greatly prolonged, and the electrocatalytic activity of the electrode can be improved by optimizing electron transmission.

The application belongs to the field of carbon material preparation, and discloses a preparation method of self-supporting carbon nanotube and graphene hybrid material. The preparation method is as follows: two carbon sources with different carbon contents are added into a mixed solution of ethanol and water to form a suspension; the suspension is sprayed on the surface of a metal sheet, and after drying, the metal sheet is placed in a high-temperature furnace for high-temperature heating in a protective atmosphere; after the high-temperature furnace is cooled, the carbon material is taken off from the metal sheet, and then the carbon material is soaked in an acid solution, and then washed with water and dried to obtain the self-supporting carbon nanotube and graphene hybrid material. The method has the characteristics of simple operation, low cost, good product structure interconnection, and easy controllable macro preparation. The self-supporting carbon nanotube and graphene hybrid material can be used as a positive electrode carrier material of a lithium-sulfur battery.

Methods for catalytically growing carbon nanotubes on carbonaceous substrates and hybrid materials prepared by the methods.

A method for catalytically growing carbon nanotubes on a carbonaceous substrate, and hybrid materials prepared by the method.

The application discloses a preparation of isosorbide catalyst and its preparation method and application. The catalyst is an organic / inorganic hybrid material, wherein the organic component comprises a functional group containing two or more N atoms and a hydrophobic group without nitrogen, and the inorganic component is a mesoporous silica material. The catalyst provided by the application is applied to the reaction of sorbitol and dimethyl carbonate to prepare isosorbide, and has high catalytic performance.

A cementitious material containing carbon nanotubes (CNTs) having a CNT hybrid material comprising the cementitious material and cement. The CNT hybrid material is partially or completely deposited onto the cement after dry mixing to form the CNT-containing cementitious material.

Metal-foam mesh structures are used in a variety of applications where flexible mesh structures are utilized, such as steam chamber wicks and various diaphragms and energy electrodes. The new metal-foam mesh hybrid material has a three-dimensionally connected microporous structure and has improved mechanical properties, including good strength, ductility, flexibility, and other properties.

Provided are: a material for organic electroluminescent elements, which is capable of obtaining an organic EL element that is driven at a low voltage, emits light at high efficiency, has long-life characteristics, and is practically useful; and an organic electroluminescent element obtained using the material. A mixed material for an organic electroluminescent element, which contains a compound represented by general formula (1) and a cyclic azine compound represented by general formula (10), and an organic electroluminescent element formed using the mixed material. And m represents the number of repetitions and is 2 or 3. Ar1 is a substituted or unsubstituted aromatic hydrocarbon group having 6-20 carbon atoms or the like, and R2-R7 are each independently hydrogen, a substituted or unsubstituted aromatic hydrocarbon group having 6-20 carbon atoms or the like. Ar2 and Ar3 are each independently a substituted or unsubstituted C6-20 aromatic hydrocarbon group or the like, and L1 is a single bond or a substituted or unsubstituted phenyl group.

This invention discloses a modified sodium carboxymethyl cellulose (CMC) and its preparation method in the field of composite materials. The method involves first dissolving CMC in water to obtain a solution, and simultaneously ultrasonically treating a multi-scale heterogeneous nano-flower-like hydrotalcite-silicon hybrid material and a dispersant in water to obtain a slurry. The two materials are then mixed and stirred under gentle heating to obtain a blended composite liquid. Finally, the modified CMC product is obtained through casting, segmented heat treatment, and grinding. The hybrid material is prepared by synergistic modification of hydrotalcite with bifunctional silanes, further compounded with silica via a sol-gel method, and finally treated with an initiator in an aqueous phase. This hybrid material significantly improves the compatibility and interaction with the CMC matrix. The process conditions of this invention are mild, the operation is simple, and the resulting product exhibits excellent comprehensive performance, showing application potential in the field of composite materials.

The invention discloses a nitrogen-containing inorganic-organic hybrid material and a preparation method thereof, and belongs to the technical field of inorganic-organic hybrid materials. In order to solve the problems of low nitrogen content, few chemical bonds formed by inorganic ions and nitrogen and high price of used nitrogen-containing organic ligands in the existing nitrogen-containing inorganic-organic hybrid material preparation technology, the invention provides a method for preparing a nitrogen-containing inorganic-organic hybrid material by using organic amine (H2N-R-NH2, in which R is alkyl) at least containing two terminal-NH2 groups as a nitrogen source. A precursor with the structure of Mx < + > (NH-R-NH2) n (n represents the number of organic amine ligands) is formed through aminolysis reaction of-NH2 groups and inorganic cations (Mx < + >, x represents the valence state of the inorganic cations), and then the nitrogen-containing inorganic-organic hybrid material with the structure of (m center coordination cation number) is formed through polymerization reaction between the precursor and the organic amine ligands. The preparation method has the advantages of simple process flow, no use of expensive organic raw materials and solvent systems, good economical efficiency and good industrial application prospect.

The invention belongs to the technical field of polymer composite materials, and relates to a cyanate ester high-wave-transparent composite material as well as a preparation method and application thereof. After a mixture of hollow glass microspheres and silicon dioxide is coated by polyphenyl ether with hydroxyl by adopting supercritical carbon dioxide fluid, polyphenyl ether PPO with hydroxyl is foamed on the surface of an inorganic material to form a porous structure. And then compounding the pretreated filler with a cyanate ester resin system, and carrying out curing molding to obtain the composite material. The porous structure can effectively toughen a matrix, hydroxyl on the surface of the porous structure can react with cyanate ester groups, the interface bonding force and reactive compatibility of inorganic filler and the resin matrix are remarkably improved, and finally the organic-inorganic hybrid material with interpenetrating polymer chains and the porous structure is formed. According to the prepared composite material, the mechanical property, especially the toughness, is remarkably improved while the excellent wave-transparent performance is kept, and the composite material is suitable for wave-transparent parts such as high-performance radomes and antenna windows.

Systems, apparatuses, and / or the like are provided. In some embodiments, an electrochemical cell may include a container, a ring-shaped cathode disposed within the container, wherein the ring-shaped cathode defines an open interior, an anode disposed within the open interior of the ring-shaped cathode, a separator disposed between the cathode and the anode, an electrolyte solution, and a current collector electrically connected with a portion of the container, wherein the current collector is positioned at least partially within the anode. For example, current collectors may include a base including a first material that is fixedly attached to the portion of the container and a zinc component composed of a second material and fixedly attached to the base.

The application relates to the technical field of forestry seedling raising and ecological restoration, and discloses a root guiding type full-biodegradable tree planting bag based on hybrid material modification and application, the tree planting bag is an integrally injection molded structure, the inner wall is provided with vertical root guiding edges, and the bottom is provided with a cross-shaped easy-to-crack line; the tree planting bag is longitudinally divided into an upper structure area and a lower degradation promoting area. The upper part is composed of PBAT / PLA and hybrid materials and has high strength and weather resistance; the lower part is composed of PBAT / PPC, hybrid materials and plant fibers and has moisture absorption and rapid degradation characteristics. The hybrid material is a composite in which nano-hydroxyapatite grows in situ on the surface of attapulgite. Through the synergy of the longitudinal gradient material and the physical root guiding structure, long-term shape retention during seedling raising and rapid disintegration of the bottom after planting are realized, the problems of seedling taproot and degradation lag are solved, the degradation products can adjust the pH value of the rhizosphere soil and provide phosphorus and calcium nutrition, and the afforestation survival rate is improved.

The application discloses an application of a photocatalysis-PMS activation catalyst based on a Co-MOF / TiO2 heterojunction, and specifically, TiO2 nanosheets are coupled with a porphyrin-based MOF to construct a Co-MOF / TiO2 heterojunction hybrid material; the material has the performance of synergistic photocatalysis of persulfate activation and is used for catalyzing a refractory bisphenol A; the compound is an effective synergistic photocatalyst and has many advantages: (i) the porous structure of the metal organic framework promotes the mass transfer of the catalytic process, thereby further promoting the catalytic process; (ii) the chromophore at the center of the porphyrin structure can enhance the light capturing capacity of the metal organic framework (under visible light, photo-induced electrons continuously migrate to the adsorbed PMS, promoting the activation process of the PMS); (iii) the heterojunction formed between TiO2 and Co-porphyrin ligands further promotes the separation of photo-generated carriers.

A silane-modified epoxy resin-based underwater remediation material comprises: silane-modified epoxy resin, PEG-PAA graft copolymer, mussel biomimetic adhesive, hydrophobic nano-kaolin, hyperbranched polyester, carbon nanotube / montmorillonite hybrid material, temperature-controlled microcapsule material, cashew phenol-modified amine curing agent, nano-calcium carbonate whiskers, calcium alginate / PAM dual-network material, cellulose nanofibers, organic bismuth catalyst, and heavy calcium carbonate; this application also includes its preparation and application methods. The silane-modified epoxy resin-based underwater remediation material of this invention can form a strong and reliable bond in an underwater environment, exhibits a high thixotropic index, a low chloride ion diffusion coefficient, and strong resistance to water erosion, meeting the requirements for underwater use and construction; it also meets environmental protection requirements, reducing harm to the environment and construction personnel, and achieving green and environmentally friendly construction.

The invention belongs to the field of preparation of organic-inorganic hybrid materials, and relates to a preparation method and application of cucurbit [n] uril-gold nanoparticles. Through a simple one-pot synthesis method, chloroauric acid, silver nitrate, a reducing agent and cucurbit [n] uril are added for co-reduction to prepare hollow gold nanoflowers; the gold nanospheres with different sizes are prepared by regulating and controlling the input amount of cucurbit [n] uril. The gold nanoparticle hybrid material shows excellent hydrogen evolution side reaction inhibition capability in the application of electro-catalysis CO2 reduction, and the CO selectivity is obviously improved.

The present application relates to the field of chip encapsulation, and particularly relates to a chip encapsulation and a preparation of an embedded chip conveying belt, wherein natural rubber and butadiene rubber are put into a torque rheometer, then an activator, a composite wave-transparent agent, modified rice husk and paraffin oil are sequentially added, mixing is carried out, standing is performed, sulfur, a scorch retarder and an accelerator are added, mixing is carried out, a mill is used to press a sheet, cooling is performed, and a chip encapsulation is obtained; lignin and silicon dioxide are extracted and precipitated from the rice husk by using an alkali extraction and an acid co-precipitation method, a nano-sized spherical lignin-silica hybrid material is obtained by self-assembly through intermolecular hydrogen bonds as a pretreated rice husk, the aldehyde group of the pretreated rice husk is modified, and then a phosphorus-amine ionic liquid is grafted; silicon nitride, glass fiber and aramid fiber are compounded as a wave-transparent agent, the wave-transparent agent is epoxidized first, and then the phosphorus-amine ionic liquid is grafted.

This invention relates to the fields of environmental pollution remediation and biocatalysis, and provides a method for preparing a self-supplied H2O2 cathode material via an electroenzyme cascade and its application. The cathode material is an ionic liquid-modified CPO-IL. EMB The bio-hybrid material formed by immobilizing molybdenum disulfide-modified MoS2@Co-CNNT composite material, namely CPO-IL EMB / MoS2@Co-CNNT. An electroenzyme cascade degradation system was constructed using this biohybrid material as the cathode. By controlling the electrode potential, controllable H2O2 generation was achieved while protecting the Fe(III) in the iron porphyrin ring of CPO from reduction, thus maintaining the intrinsic oxidative activity of the enzyme. The in-situ generated H2O2 activates CPO-IL. EMB It efficiently catalyzes the oxidative degradation of mesotrione. This invention requires no external CPO-IL. EMB It is green and environmentally friendly, with high degradation efficiency, and has promising applications in agricultural wastewater treatment and environmental remediation.

The invention discloses a biological hybrid material as well as a preparation method and application thereof, and belongs to the technical field of environmental engineering and new materials. The activated sludge microbe loaded with positive electricity CQD and barium titanate loaded pre-oxidized MXene are combined to form the activated sludge microbe loaded with positive electricity CQD. The natural conditions of strong illumination and large day and night temperature difference in the plateau area are utilized to excite multiple effects, BTO generates a pyroelectric effect by utilizing the temperature difference, MXene and CQD generate a photothermal effect by utilizing the illumination, and TiO2 on the surface and CQD on the surface of microorganisms generate a photoelectric effect by utilizing the illumination. The synergistic effect of the effects not only effectively overcomes the inhibition of low temperature on microbial activity, but also remarkably improves the pollutant degradation efficiency. The material is particularly suitable for water purification in low-temperature areas such as the Qinghai-Tibet Plateau, efficient utilization of natural energy is achieved, and the biological treatment efficiency is remarkably improved.

Presented herein is the apparatus and method of stacking magnetic materials with hybrid conductive materials. These methods and apparatus can be used in the formation of PCBs but are not limited to the formation of RGBs. The layer stacks presented within have a layer of conductive hybrid material and at least one layer of magnetic material. In at least one exemplary embodiment, these layers are adjacent in a layer stack, and the magnetic layer is a magnetic hybrid material.

This invention discloses a method for preparing a nanosheet-organic active molecule-catalyst hybrid material and its application in an integrated photovoltaic-energy storage battery. The preparation method includes: adding organic active molecules to an organic dispersion containing nanosheets and ultrasonically dispersing them, allowing the organic active molecules to intercalate into the nanosheets, resulting in a nanosheet-organic molecule mixed dispersion; adding a crosslinking agent, and under the action of a first catalyst, covalently crosslinking the nanosheets and organic active molecules; and physically mixing the separated nanosheet-organic electrode material with a second catalyst to obtain the nanosheet-organic active molecule-catalyst hybrid material. This invention is the first to introduce a single-atom or diatomic catalyst into a zinc-ion battery, which can reduce the polarization potential of the zinc-ion battery, improve its cycle life, and be used as an energy storage electrode in an integrated photovoltaic-energy storage battery to accelerate the storage rate of photogenerated charge and improve the overall conversion efficiency of the integrated photovoltaic-energy storage battery.

The invention discloses a composite foaming material, a preparation method thereof and a refrigerator, and relates to the technical field of foaming materials. The composite foaming material comprises a foaming agent composition, a polyol composition and isocyanate, the foaming agent composition comprises a gradient active unit, a low-temperature stabilizing unit and a flow aiding unit. The gradient active unit comprises glycerol carbonate and hydroxyl-terminated polyether. The low-temperature stabilizing unit comprises an organic-inorganic hybrid material; the flow aiding unit comprises an alkane foaming agent and a fluorine-containing olefin foaming agent; the polyol composition includes a polyether polyol. All the components in the composite foam material cooperate with one another, through multiple mechanisms such as reaction time sequence matching, structural complementation and performance linkage, the triangular contradiction of fluidity-curing property-low-temperature stability in an ultrathin-wall narrow-channel scene is solved, and the excellent comprehensive performance of high filling rate, short demolding time and low shrinkage rate is achieved.

The present invention provides a curable silicone composition. The curable silicone composition comprises (A) an organopolysiloxane containing an average of two or more alkenyl groups, (B) a crosslinking agent having an average of three or more mercapto groups, (C) an epoxy-functional silicone resin having monovalent aromatic hydrocarbon groups, (D) an epoxy-functional silicone, (E) an iodonium salt type cationic photoinitiator, and (F) a cationic photoinitiator other than component (E). According to this disclosure, a silicone-epoxy hybrid material can be provided that has the advantages of both silicone and organic epoxy and has excellent reliability and adhesion suitable for applications in the electronic display market.

The present invention provides an optical laminate including a void-containing layer with high strength against peeling, a method for producing the optical laminate, an optical member including the optical laminate, an optical apparatus including the optical laminate, a method for producing the optical member, and a method for producing the optical apparatus. The optical laminate (10a) or (10b) of the present inventions includes: a void-containing layer (12); and a hard layer (13) formed on the void-containing layer (12), wherein the void-containing layer (12) has a void fraction of 30 vol % or more, the hard layer (13) includes at least one element selected from the group consisting of metal, metal oxide, silicon, silicon oxide and an organic-inorganic hybrid material, and hardness measured by pushing an indenter of a nano indenter into the hard layer (13) for 20 nm is larger than hardness of the void-containing layer (12).

The present invention provides a curable silicone composition. The curable silicone composition comprises: (A) an organopolysiloxane comprising on average two or more alkenyl groups; (B) a crosslinking agent having an average of three or more thiol groups; (C) an epoxy functional silicone resin having a monovalent aromatic hydrocarbon group; (D) an epoxy functional silicone; (E) an iodonium salt type cationic photoinitiator; and (F) a cationic photoinitiator other than component (E). According to the present disclosure, it is possible to provide a silicone-epoxy resin hybrid material having the benefits of both silicone and organic epoxy resin, which has excellent reliability performance and adhesiveness suitable for applications in the electronic display market.

The invention belongs to the field of inorganic functional materials, and particularly relates to a basic nickel carbonate modified material and a preparation method thereof.The method comprises the steps that nickel nitrate hexahydrate is dissolved in deionized water, urea and cetyltrimethylammonium bromide are added, the mixture is heated and stirred mildly, and stirring is performed to obtain a basic nickel carbonate modified material; then adding a specially-made polyaminophenylboronic acid nickel complex and a cobalt-nickel phosphate ethanediamine hybrid material, performing ultrasonic dispersion to form a mixed solution, and then performing hydrothermal reaction, centrifugal washing and vacuum drying to obtain a final product. The two special modified compounds are respectively prepared through a coordination reaction regulated by ammonia water and a hybridization reaction under high-temperature and high-pressure conditions. The modified material prepared by the method has a unique microstructure and enhanced physical and chemical properties, shows excellent application prospects in the fields of electrochemical energy storage, electro-catalytic water and environmental remediation, and particularly, the comprehensive performance of the material is remarkably improved due to the high specific surface area, abundant active sites and a stable structure.