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4863 results about "Simple Organic Compounds" patented technology

Methane is one of the simplest organic compounds. Organic compounds are carbon-based compounds. Organic compounds contain carbon bonds in which at least one carbon atom is covalently linked to an atom of another type (usually hydrogen, oxygen or nitrogen).

Process for recycling polyethylene terephthalate using porous particulated filter material

One aspect is a method for producing a first intermediate product. A feedstock is provided that comprises a first polyester. The first polyester is contacted with a further organic compound in a volume section V3 to obtain a further initial mixture. A weight average molar mass of the first polyester is reduced in the volume section V3 to obtain a first intermediate mixture. The first intermediate mixture comprises a first intermediate product and the further organic compound. First particulated material is added to the first intermediate mixture in a volume section V4. A filtering means is pre-coated with the first particulated material. At least one impurity is at least partially removed from the first intermediate mixture using the filtering means. The first particulated material has a median pore diameter in the range of 5 mm to 20 mm.
Owner:REVALYU RESOURCES GMBH

Process for recycling polyethylene terephthalate using different mono-ethylene glycol levels

One aspect is a method for producing a first intermediate product. A feedstock is provided that comprises a first polyester. The feedstock is contacted with a first amount of a first organic compound in a volume section V1 to obtain a first initial mixture. The first amount is in the form of a liquid. The first polyester is transported, and at least a fraction of the first amount of the first organic compound, from the volume section V1 to a volume section V2. The volume section V2 is at least partially filled with the first organic compound. A level of the first organic compound in the volume section V1 is at a height H1 from a floor, and a level of the first organic compound in the volume section V2 is at a height H2 from the floor. The first polyester is contacted with a further organic compound in a volume section V3, to obtain a further initial mixture. A weight average molar mass of the first polyester is reduced in the volume section V3, to obtain a first intermediate mixture. The first intermediate mixture comprisesa first intermediate product,the further organic compound.H1<H2.
Owner:REVALYU RESOURCES GMBH

Process for recycling polyethylene terephthalate using a selected feedstock

One aspect is a method for producing a first intermediate product. A feedstock is provided that comprises a first polyester. The first polyester in the feedstock is in the form of a plurality of fragments. The feedstock is contacted with a first amount of a first organic compound in a volume section V1 to obtain a first initial mixture. The first amount is in the form of a liquid. The first polyester is contacted with a further organic compound in a volume section V3, to obtain a further initial mixture. A weight average molar mass of the first polyester is reduced in the volume section V3, to obtain a first intermediate mixture. The first intermediate mixture comprisesa first intermediate product andthe further organic compound.30 wt-% or less of the fragments, based on a total weight of the plurality of fragments in the feedstock, have a thickness that is equal to or larger than 1.0 mm.
Owner:REVALYU RESOURCES GMBH

Process for recycling polyethylene terephthalate using selected temperature range for oligomer processing

One aspect is a method for producing a first intermediate product. A feedstock is provided that comprises a first polyester. The first polyester is contacted with a further organic compound in a volume section V3 to obtain a further initial mixture. A weight average molar mass of the first polyester is reduced in the volume section V3 to obtain a first intermediate mixture. The first intermediate mixture comprisesa first intermediate product and;the further organic compound.First particulated material is added to the first intermediate mixture in a volume section V4. A temperature of the first intermediate mixture in the volume section V4 is in the range of 160° C. to 230° C.
Owner:REVALYU RESOURCES GMBH

Process for recycling polyethylene terephthalate using a gradient in impurity concentration

One aspect is a method for producing a first intermediate product. A feedstock is provided that comprises a first polyester. The first polyester is contacted with a further amount of a first organic compound in a volume section V2. At least one impurity is present in the volume section V2, and the volume section V2 has a first zone and a further zone. The first polyester is contacted with a further organic compound in a volume section V3 to obtain a further initial mixture. A weight average molar mass of the first polyester is reduced in the volume section V3 to obtain a first intermediate mixture. The first intermediate mixture comprisesa first intermediate product; andthe further organic compound.A relative ratio of a particle count per area of the at least one impurity in the first zone to a particle count per area of the at least one impurity in the further zone is equal to or greater than 10.
Owner:REVALYU RESOURCES GMBH

Process for recycling polyethylene terephthalate using a washing reactor

One aspect is a method for producing a first intermediate product. A feedstock is provided that comprises a first polyester. The feedstock is contacted with a first amount of a first organic compound in a volume section V1 to obtain a first initial mixture. The first amount is in the form of a liquid. The first polyester is contacted with a further organic compound to obtain a further initial mixture. A weight average molar mass of the first polyester is reduced to obtain a first intermediate mixture. The first intermediate mixture has a first intermediate product, the further organic compound. A mass ratio of the feedstock to the first organic compound in the volume section V1 is in the range of 0.02 to 3.
Owner:REVALYU RESOURCES GMBH

Compositions and methods for carbon dioxide capture

The present disclosure provides a carbon dioxide absorption composition, which includes a solution of an amino compound in a solvent comprising water and a glycol, as well as a method of using such composition to capture CO2. The present composition can be particularly advantageous for indoor use, with additional benefit for managing total volatile organic compounds and humidity to enhance overall indoor air quality.
Owner:UNIV OF SOUTH FLORIDA

MXene-based deicing super-hydrophobic paint, coating, preparation method and application of coating

The invention relates to a deicing super-hydrophobic coating based on MXene, a coating, a preparation method and application of the coating. The coating comprises the following components in percentage by mass: 2%-5% of a super-hydrophobic modified MXene photo-thermal material, 2%-5% of epoxy resin, 0.5%-1.5% of an epoxy resin curing agent, 0.5%-1.5% of PDMS, 0.05%-0.15% of a PDMS curing agent and 80%-90% of a diluent. Wherein the super-hydrophobic modified MXene photo-thermal material is MXene powder treated by fluorine-free long-chain silane, and the super-hydrophobic modified MXene photo-thermal material is a super-hydrophobic modified MXene photo-thermal material. MXene with excellent photo-thermal conversion performance is used as a photo-thermal material, fluorine-free long-chain silane is used for performing low-surface-energy hydrophobic modification on the MXene material, environmental pollution caused by perfluorinated or polyfluorinated organic compounds is avoided, photo-thermal performance and super-hydrophobic performance are integrated, the advantages of a super-hydrophobic coating and a photo-thermal coating are integrated, and the application prospect is wide. The deicing super-hydrophobic coating based on MXene can be used for passive ice prevention and active photo-thermal deicing.
Owner:HUNAN ZHONGDA ZHIJIE TECH CO LTD

Silicon-oxygen bond-containing sulfonate additive, electrolyte and electrochemical device

The invention relates to the technical field of electrolytes, and discloses a sulfonate additive containing a silicon-oxygen bond, an electrolyte and an electrochemical device, the additive is a sulfonate organic compound containing the silicon-oxygen bond, the additive is added into the electrolyte, the gas production effect of battery formation can be inhibited, and the high-temperature cycle performance of a battery can be improved. According to the sulfonate additive containing the silicon-oxygen bond, the use amount of a high-risk substance 1, 3-propane sultone in an electrolyte can be reduced, the use amount of the 1, 3-propane sultone can be remarkably reduced on the premise that the formation gas production effect and the high-temperature cycle performance of a battery are not remarkably changed, and the use amount of the 1, 3-propane sultone can be remarkably reduced on the premise that the high-temperature cycle performance of the battery is remarkably improved. The 1, 3-propane sultone belongs to a high-risk cancerogenic substance, and the safety risk of the battery can be remarkably reduced by reducing the dosage of the 1, 3-propane sultone in the electrolyte.
Owner:ANQING CHAOREN ENERGY TECHNOLOGY CO LTD

Heterocyclic organic compound and application thereof

The invention relates to a heterocyclic organic compound which can be applied to an organic electronic device as a hole transport material, and the heterocyclic organic compound has good hole extraction performance, so that effective transfer and extraction of holes are ensured, and a solar cell shows excellent device performance. The heterocyclic organic compound has universality as a hole transport material, and is suitable for various solar cell devices.
Owner:GUANGZHOU CHASINGLIGHT TECHNOLOGY CO LTD

Curable resin composition for white three-dimensional molded objects, method for producing white three-dimensional molded object, and white three-dimensional molded object

To provide a curable resin composition for white three-dimensional molded objects that possesses various properties during photolithography while achieving plastic-like white appearance.SOLUTION: A curable resin composition for white three-dimensional molded objects comprises a cationically polymerizable organic compound (A), a radically polymerizable organic compound (B), and a one-end-capped polyalkylene oxide compound with a specific structure.SELECTED DRAWING: None
Owner:CMET INC

Injectable hydrogel capable of rapidly stopping bleeding and preparation method thereof

The invention discloses injectable hydrogel capable of rapidly stopping bleeding and a preparation method thereof. The injectable hydrogel is prepared from a natural high-molecular compound, a natural high-molecular polymer, an organic high-molecular polymer, a catechol-like organic compound, a cross-linking agent and ultrapure water. A natural high-molecular linear polymer is combined with an organic high-molecular polymer in a non-covalent bond manner to form a macromolecular polymer, and the macromolecular polymer is used as a main network skeleton of the hydrogel to provide strength support; the catechol-like organic compound and the natural high-molecular compound form a strong non-covalent effect in a polymer chain to enhance the strength, the hemostatic property, the antibacterial property, the adhesion and the self-healing property of the organogel; besides, under the action of the cross-linking agent, the catechol-like organic compound forms a free radical group to be subjected to free radical coupling with the macromolecular polymer, so that the effect of enhancing a hydrogel network is achieved, and meanwhile, hydrogen bonds, dipole-dipole interaction, static interaction and the like can be formed with polar functional groups on the surface. The hemostatic gel is rapid in hemostasis, simple to prepare, good in biocompatibility, good in antibacterial property, injectable and degradable.
Owner:NORTHWEST UNIV

Organic compound, solar cell and application thereof

The invention relates to an organic compound, a solar cell and application thereof. The organic compound is shown as a formula (1), wherein Ar is selected from any one of substituted or unsubstituted aryl with the ring-forming atom number of 6-50, substituted or unsubstituted heteroaryl with the ring-forming atom number of 5-50, a group shown as a formula (A) and a group shown as a formula (B), Ar'is selected from an electrically neutral organic group, and L is selected from a paraffin subunit with the carbon atom number of 1-10; r1 is an oxyacid group; n1 is selected from any integer of 1-3, and m1 is selected from any integer of 1-10; or the organic compound is an oxyacid radical salt of the compound as shown in the formula (1). The organic compound not only can be used as a passivation material, but also can be used as a hole transport material, and can improve the photoelectric conversion efficiency of a solar cell when being applied to preparation of the solar cell.
Owner:CONTEMPORARY AMPEREX FUTURE ENERGY RES INST (SHANGHAI) LTD +1

Mutant cytochrome p450 enzymes with enhanced peroxygenase activity and / or altered product selectivity

The present invention relates to mutant enzymes with enhanced properties and processes for oxidation of organic compound substrates using such enzymes. More specifically, provided herein are mutations in cytochrome P450 enzymes that enhance their peroxygenase activity and / or alter product selectivity compared to wild-type cytochrome P450 enzymes. Uses for such mutant cytochrome P450 enzymes are also provided, such as for biocatalytic oxidation of carbon-hydrogen bonds via a peroxygenase pathway, or for oxidizing a substrate which is an organic compound.
Owner:UNIVERSITY OF ADELAIDE

Slow-release material for synergistically repairing heavy metal and organic compound polluted soil based on modified charcoal and microorganisms and application method of slow-release material

The invention relates to the technical field of environmental restoration, in particular to a slow-release material for synergistically restoring heavy metal and organic compound contaminated soil based on modified biochar and microorganisms and an application method thereof.The slow-release material is prepared from, by weight, 50-80 parts of modified biochar, 30-40 parts of sodium alginate, 10-20 parts of gelatin, 5-10 parts of glycerin and 3-5 parts of calcium carbonate. The multi-modified biochar is prepared from, by weight, 300-400 parts of a functional flora mixed solution and 5-10 parts of mixed nutrient elements of glucose, yeast extract and KHPO, and through the synergistic effect of the multi-modified biochar and the functional flora, efficient immobilization (the immobilization rate gt is 60%) of heavy metal (lead, cadmium and chromium) and efficient degradation (the degradation rate gt is 70%) of organic pollutants (polycyclic aromatic hydrocarbon and petroleum hydrocarbon) are achieved.
Owner:ZHONGCHUANG YINGKE (GUANGZHOU) ENVIRONMENTAL TECHNOLOGY CO LTD

Organic compound containing cycloalkyl fluorene and dibenzofuran, and blue light-emitting composition and organic electroluminescent device comprising same

The invention discloses an organic compound containing naphthenic fluorene and dibenzofuran, a blue light-emitting composition containing the organic compound and an organic electroluminescent device. The structural general formula of the organic compound is as shown in formula I in the specification. According to the organic compound, electron-rich substituent naphthenic fluorene and electron-deficient substituent dibenzofuran are introduced to specific positions on a boron-nitrogen molecular skeleton, so that electron and hole recombination energy of guest material molecules can be reduced, the transmission capability of carriers on the guest material molecules is improved, the guest material molecules are prevented from becoming traps in carrier transmission, and the transmission efficiency of the guest material molecules is improved. Therefore, the carrier transport process of the light-emitting layer is improved to a certain extent, the guest material is prevented from forming polaritons, the light-emitting efficiency of the light-emitting layer is improved, the host material with the anthracene parent nucleus as the characteristic is used in cooperation, stacking and molecular orientation between the host and the guest can be improved, the carrier transport process and the light-emitting process are improved, and the light-emitting efficiency of the light-emitting layer is improved. Therefore, the organic light-emitting device provided by the invention has more excellent efficiency performance on a top-emitting device. # imgabs0 #
Owner:SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIALS CO LTD

Diaphragm and battery

The invention provides a diaphragm and a battery, the diaphragm comprises a base material layer and a coating layer located on one side surface or two side surfaces of the base material layer, the coating layer comprises a first coating layer and a second coating layer, the first coating layer comprises first particles with the component of an organic compound, and the second coating layer comprises second particles with the component of an organic compound. The unit molecular structure of the organic compound comprises at least one of a carbon-carbon double bond, a phosphorus-oxygen double bond, a carbon-nitrogen double bond, a carbon-sulfur double bond and a carbon-oxygen double bond; the second coating is of a porous structure formed by taking a fluorine-containing polymer as a continuous phase, through holes are formed in the surface of the second coating, and in the 100 [mu] m * 100 [mu] m area of the surface of the second coating, the orthographic projection area of the through holes on the base material layer and / or the first coating accounts for 10%-90% of the surface area of the diaphragm. According to the diaphragm and the battery, the stability of the CEI membrane at high temperature can be improved, the rupture of the CEI membrane is reduced or even avoided, and the high-temperature intermittent cycle capacity retention rate and the recovery capacity retention rate after high-temperature storage of the battery are improved.
Owner:ZHUHAI COSMX BATTERY CO LTD

Multifunctional organic silicon glycosyl amide cationic surfactant as well as preparation method and application thereof

The invention belongs to the technical field of organic compounds, and particularly relates to a multifunctional organic silicon glycosyl amide cationic surfactant as well as a preparation method and application thereof. The preparation method of the surfactant comprises the following steps: carrying out amine ester reaction on glucolactone and N, N-dimethyl dipropylene triamine to obtain a precursor; carrying out substitution reaction on the precursor and bromododecane to obtain an intermediate; the intermediate and 3-chloropropyl methyl dimethoxy silane or 3-chloropropyl methyl trimethoxy silane are subjected to a quaternization reaction, and the surfactant is obtained. The surfactant has good environmental protection property and biocompatibility, is non-toxic and non-irritant, can sterilize and improve the rewettability of the material surface, and has wide application prospects in the aspects of pesticide, textile, daily chemical industry and material transportation and storage.
Owner:TAIYUAN UNIVERSITY OF SCIENCE AND TECHNOLOGY +1

Reaction device for preparing organic compound

The invention relates to the technical field of reaction kettles, and particularly discloses a reaction device for preparing organic compounds, which comprises a reaction kettle, a stirring shaft coaxially arranged with the reaction kettle, a filter screen arranged at the bottom of the stirring shaft and attached to the inner wall of the reaction kettle, and a lifting part arranged at the bottom of the reaction kettle and used for driving the filter screen to lift, telescopic rods are uniformly distributed in the circumferential direction of the stirring shaft, mounting blocks are fixedly arranged at the bottoms of the telescopic rods, are spirally distributed on the periphery of the stirring shaft and are attached to the outer wall of the stirring shaft, fan-shaped catalyst nets are rotationally arranged on the mounting blocks, transmission parts I are mounted between the stirring shaft and the telescopic rods, and when the stirring shaft rotates, the telescopic rods synchronously rotate; a transmission part II is mounted between the movable end of the telescopic rod and the catalyst net; the catalyst net is spirally arranged on the periphery of the stirring shaft, so that reaction liquid can be in full contact with a catalyst during reaction, and the catalyst net rises after the reaction is completed so as to be cleaned.
Owner:SHAANXI DIDU PHARM CHEM CO LTD

Adhesive compositions with tunable porosity and acidity content and methods of use thereof

Adhesive compositions including a multivalent metal salt, an multidentate acidic organic compound, and an aqueous medium are disclosed. The multivalent metal salt and multidentate acidic organic compound can include, as a mixture, a carbonate salt and / or carbonic acid. The aqueous medium can include pH adjusting agent such as sodium hydroxide. The adhesive composition, upon curing, can have a porosity of 10-50%. The adhesive composition, upon curing, can include a plurality of pores. The adhesive composition can be porous, and upon curing can have a plurality of pores having a pore size of between 20 μm to 200 μm. Methods of producing the adhesive composition are disclosed. Methods of using the adhesive composition are further disclosed.
Owner:REVBIO INC

Organic compound and organic electroluminescent device using same

PCT designated stage expiredWO2025116655A1Organic chemistrySimple Organic CompoundsPhysical chemistry
The present invention relates to a novel organic compound and an organic electroluminescent device using same and, more specifically, to an organic compound that exhibits excellent electron transport ability, heat resistance, carrier transport capability, and luminescence, and an organic electroluminescent device in which the organic compound is included in one or more organic layers, thereby improving properties such as emission efficiency, driving voltage, and lifespan.
Owner:SOLUS ADVANCED MATERIALS CO LTD

Organic compound and application thereof

The invention relates to an organic compound, application of the compound and an organic electroluminescent device containing the compound. The organic compound has a structure as shown in formula (1), ring A, ring B, ring C, ring D, ring E, ring F, ring G, ring H and ring I independently represent one of C6-C60 aromatic rings and C5-C60 heteroaromatic rings, at least one of the ring E and the ring F is a naphthalene ring, and at least one of the ring G and the ring H is a naphthalene ring; w1, W2 and W3 are respectively and independently selected from a single bond, O, CO, SO2, S, NR1, CR2R3 or SiR4R5; and m1, m2 and m3 are respectively and independently 0 or 1. After the compound is prepared and applied to the organic electroluminescent device, the device has good performance of high color purity and high luminous efficiency, meanwhile, low-efficiency roll-off of the electroluminescent device is achieved, and the service life of the device is extremely long.
Owner:TSINGHUA UNIVERSITY

Imine covalent organic polymer, preparation method thereof, negative electrode material and potassium ion battery

The invention provides an imine covalent organic polymer and a preparation method thereof, a negative electrode material and a potassium ion battery. The preparation method comprises the following steps: carrying out first mixing on raw materials including a carbonyl-containing first organic compound, an amino-containing second organic compound and a dispersion liquid to obtain a mixed liquid; carrying out in-situ polymerization reaction on the mixed solution to obtain an imine covalent organic polymer; wherein the first organic compound is nitro-substituted or non-substituted pyrene-4, 5, 9, 10-tetraketone; the second organic compound is selected from any one or more of C6-C12 aromatic amine compounds, C6-C12 heteroaromatic amine compounds and amino-substituted C4-C6 cyclic compounds, and the number of amino groups in each molecule of the second organic compound is greater than or equal to 2. The covalent organic polymer obtained by the preparation method can solve the problem that the structure is easily stacked and is easily dissolved in electrolyte to be damaged when the covalent organic polymer is used as a negative electrode material.
Owner:SHANGHAI XUANYI NEW ENERGY DEV CO LTD

Methods and systems for analysing organic samples

Methods of characterizing a sample comprising one or more organic compounds are provided, comprising: receiving a X-ray diffraction spectrum for the sample, and inputting the X-ray diffraction spectrum for the sample into a deep learning model trained using a contrastive learning loss to produce latent space representations such that pairs of input X-ray diffraction spectra assigned a first binary label have latent space representations that are closer to each other than pairs of input X-ray diffraction spectra assigned a second binary label Related methods, products and systems are also described.
Owner:F HOFFMANN LA ROCHE & CO AG +1

Method for producing hydrogen and hydrogen production system

To provide a novel production technique of hydrogen which uses biological resources-derived matters such as an organic compound and plant biomass as raw materials.SOLUTION: A solid-containing mixture formed by mixing a solid or liquid first organic raw material made of an organic compound, and a second solid raw material made of solid alkali metal hydroxide is held at a prescribed temperature of 20°C to 300°C to generate hydrogen from the solid-containing mixture. A solid state mixture formed by mixing a first solid raw material derived from plant biomass or microorganism, and a second solid raw material made of solid alkali metal hydroxide is held at a prescribed temperature of 20°C to 300°C to generate hydrogen from the solid state mixture. Woody biomass is exemplified as the plant biomass. Wood fragments, wood chips, saw dust, wood flour, cellulose, lignin sulfonic acid or a salt thereof, and glucose are exemplified as the first solid raw material. Sodium hydroxide and potassium hydroxide are exemplified as the alkali metal hydroxide.SELECTED DRAWING: None
Owner:KYOTO PREFECTURAL PUBLIC UNIV CORP

Organic long-afterglow material as well as preparation method and application thereof

The invention relates to the technical field of organic materials, and discloses an organic long-afterglow material as well as a preparation method and application thereof. The compounds (I)-VI are rigid aromatic organic compounds containing heteroatoms O, S or N, can be applied to organic long-afterglow materials and serve as guest components of the long-afterglow materials. When a substance containing melamino-formaldehyde resin is used as a main component of the organic long-afterglow material, a cross-linked structure of the organic long-afterglow material can effectively prevent a phosphorescence quenching behavior of water and oxygen on guest molecules; the organic long-afterglow material is long in afterglow luminescence life, good in long-afterglow performance stability, high in phosphorescence quantum yield and high in luminescence efficiency; the polymer film prepared by taking the organic long afterglow material as the raw material can be excited by ultraviolet in sunlight, can generate response under extremely low ultraviolet intensity, and has ultraviolet detection potential.
Owner:SOUTH CHINA NORMAL UNIV

Application of diphosphonic acid group-containing small molecules in preparation of hydrophilic inorganic nanoparticles

The invention discloses application of small molecules containing diphosphonic acid groups in preparation of hydrophilic inorganic nanoparticles, and relates to the technical field of preparation of inorganic nanoparticles. The method comprises the following steps: dispersing inorganic nanoparticles coated with a hydrophobic organic compound on the surface into tetrahydrofuran, dropwise adding into a small molecule solution containing a diphosphonic acid group, uniformly mixing, and adding diethyl ether to prepare the hydrophilic inorganic nanoparticles. The method is simple and convenient to operate, mild in condition, rapid in conversion, high in conversion rate, energy-saving and efficient, and the converted nano-particle freeze-dried powder is stable in property and easy to store and transport and has certain popularization value. The problems that in the prior art, an inorganic nanoparticle hydrophilic modification method is complex, and conversion efficiency is low are solved.
Owner:NORTHWEST UNIV

Method for selectively depositing copper in copper smelting waste acid

The invention provides a method for selective copper deposition in copper smelting waste acid, and relates to the technical field of hydrometallurgy. The method for selectively depositing copper in the copper smelting waste acid comprises the following steps: mixing the copper smelting waste acid and a sulfur-containing organic compound to carry out copper precipitation reaction, and carrying out solid-liquid separation to obtain copper-removed liquid and a copper deposition product; sulfur-containing functional groups in the sulfur-containing organic compound comprise one or more of sulfonic acid groups, sulfydryl and thioether bonds. The sulfur-containing functional group in the sulfur-containing organic compound reacts with the copper ions in the reaction system for selective precipitation, so that the copper ions in the waste acid can be captured and removed, and the method has the advantages of high copper selectivity, high copper precipitation rate, fast reaction and mild conditions, does not carry rhenium element, can greatly reduce the loss of rhenium, and simplifies the process flow.
Owner:BEIJING MINING & METALLURGICAL TECH GRP CO LTD

Hole transport material and preparation method thereof, solar cell, photovoltaic module and photovoltaic device

The invention relates to the technical field of solar cell materials, and provides a hole transport material and a preparation method thereof, a solar cell, a photovoltaic module and a photovoltaic device. The molecular structure general formula of the hole transport material is as shown in formula I. In the formula I, R1 comprises an acidic group; n is a natural number between 1 and 5; when n is 1, R2 is the same as R1, and when n is 2-5, R2 is hydrogen or is the same as R1. The hole transport material provided by the invention adopts an organic compound with a specific structure, the organic compound is a dendritic molecule formed by taking triphenylamine as a structural unit, and multiple active sites are modified on a pi conjugate surface of the molecule by adopting an acidic group, so that the wettability of the hole transport material can be increased, and the structural stability of the hole transport material can be improved; and a plurality of pi conjugate surfaces which are parallel to each other and parallel to the substrate can be formed, so that the stability of the solar cell is improved while good hole transmission capability is ensured, and the photoelectric conversion efficiency of the solar cell is further improved.
Owner:CONTEMPORARY AMPEREX FUTURE ENERGY RES INST (SHANGHAI) LTD +1