29 results about "Perylenemonoimide" patented technology

The application belongs to the technical field of environmental catalysis and green chemical industry, and particularly relates to a PDI / PMSO composite photocatalytic system and a method for producing hydrogen peroxide by using organic wastewater. The PDI / PMSO composite photocatalytic system can significantly improve the yield of H2O2, and when the concentration of PMSO is 10 mM, the yield of H2O2 reaches 137.28 muM.g ‑1 ·h ‑1 -1.h-1, which is 4.3 times higher than that of a pure water system. The system can promote the separation of photo-generated electron-hole pairs (the steady-state fluorescence intensity is reduced by 37%) and enhance the electron conduction efficiency (the photocurrent is increased by 1.8 times) through synergistic effect, and has excellent cycle stability (the yield is maintained above 80% after 10 cycles) and practical water body applicability. The process is simple and low in cost, and provides an integrated solution for the resource utilization of organic wastewater and the green synthesis and application of H2O2.

The invention belongs to the technical field of eutectic semiconductor materials, and discloses a D-A type acene-perylene bisimide eutectic crystal, an organic field effect transistor and a preparation method and application of the D-A type acene-perylene bisimide eutectic crystal and the organic field effect transistor. As a bipolar semiconductor material, the D-A acene-perylene bisimide eutectic crystal shows balanced bipolar with excellent performance, has an ultrahigh on-off ratio, and shows great application value in the aspect of electronic circuits.

The application discloses a siloxane D-A-D type perylene diimide small-molecule electronic transport layer and a preparation method thereof. Bromine perylene diimide is reacted with a primary amine containing a siloxane end group, and then is coupled with triphenylamine through a Suzuki coupling reaction to synthesize a small-molecule conjugated electrolyte. The siloxane D-A-D type perylene diimide small-molecule electronic transport layer has the following beneficial effects: first, the secondary amine in the side chain can form hydrogen bonds with F and H in the active layer, improve the interface compatibility, and improve the contact with the active layer; second, the D-A-D structure can realize intramolecular charge transfer, and excellent electron mobility can be exhibited; third, a good n-type self-doping is obtained, the work function of a high-stability metal Ag can be reduced, an ohmic contact is formed, and therefore the photovoltaic performance of a device is significantly improved; fourth, the stability can be improved due to the hydrophobicity of the siloxane; and finally, triphenylamine has a special non-planar molecular structure, and can inhibit excessive aggregation of the material.

The present application relates to fluorescent nanoparticles based on fluorinated zwitterionic random copolymer and its preparation method and application, the fluorescent nanoparticles include the single chain nanoparticles formed by poly trifluoroethyl methacrylate-co-methacryloyloxyethyl sulfobetaine, the molecular chain end of the poly trifluoroethyl methacrylate-co-methacryloyloxyethyl sulfobetaine is connected with ACQ type group selected from anthryl, perylene imide group and pyrene base or AIE type group selected from tetraphenyl ethylene base, carbazole base and cyanine-containing triphenyl ethylene group.The fluorescent nanoparticles based on the poly trifluoroethyl methacrylate-co-methacryloyloxyethyl sulfobetaine of the present application that terminal fluorescent group is terminated, has excellent controllable fluorescent luminescence performance.It is considered that the single chain nanoparticles have isolation effect, avoid the fluorescence quenching effect of ACQ type group, and can provide limited microenvironment for AIE type group, ensure the fluorescent luminescence performance of nanoparticles.

Provided in the present application are a solar cell and a preparation method therefor, an electric device, and a power generation device. The solar cell at least comprises a perovskite layer and a composite electron transport layer located on one side of the perovskite layer, the composite electron transport layer at least comprising an electron extraction layer and a first tin oxide layer, wherein the first tin oxide layer is located on the side of the electron extraction layer away from the perovskite layer; and the electron extraction layer comprises at least one of perylene imides and derivatives thereof, naphthalimides and derivatives thereof, and a semiconductor compound. In the present application, the electron extraction layer is used to replace conventional fullerene and derivatives thereof, which can reduce the manufacturing costs; and the composite electron transport layer formed by the electron extraction layer and the first tin oxide layer improves the photoelectric conversion efficiency of the solar cell, and also significantly improves the stability of the perovskite.

The invention discloses a perylene bisimide flame-retardant pigment as well as a preparation method and application thereof, and relates to the technical field of high polymer material additives, and the perylene bisimide flame-retardant pigment comprises a compound as shown in a formula I. According to the perylene bisimide flame-retardant pigment provided by the invention, the design thought of an organic functional pigment is broadened, the blank of synergistic application of a flame retardant and a pigment in the prior art is filled up, a novel structure considering flame-retardant and coloring requirements in a single molecule is realized, the adjustability of color and performance of a material is endowed through substituent group engineering, and the flame-retardant perylene bisimide pigment is suitable for industrial production. The method has important significance in the fields of textile fibers, engineering plastics, electrical and electronic components and the like which need to consider attractiveness and safety. Formula I.

The invention relates to a stomach adhesion type double-network hydrogel sensor capable of realizing long-time gastric acid imaging and application of the stomach adhesion type double-network hydrogel sensor. The RHO-PDI probe takes perylene bisimide as a framework and rhodamine B as an acid response unit, pKa is approximately equal to 1.97, and 500-650 nm fluorescence is emitted in gastric acid. The double-network hydrogel is formed by crosslinking sodium polyalginate-calcium ions and polyethylene glycol dithiol-four-arm maleimide, has excellent mechanical strength and gastric wall adhesiveness, and realizes long-term, stable and non-invasive dynamic monitoring of gastric acid and circadian rhythm hormone change tracking.

The application discloses a method for preparing hydrogen peroxide by photocatalysis without a sacrifice agent based on naphthalene imide / perylene imide polymer. The naphthalene imide / perylene imide polymer photocatalyst is synthesized by a hydrothermal method, and the catalyst can catalyze the reaction of oxygen and water to prepare hydrogen peroxide by photocatalysis without adding a sacrifice agent. The naphthalene imide / perylene imide polymer synthesized by the application is a photocatalyst with a donor / acceptor electron transport interface, and the structure greatly improves the electron-hole transport rate, thereby promoting the generation of hydrogen peroxide and inhibiting the decomposition of hydrogen peroxide. The application first applies the naphthalene imide / perylene imide polymer catalyst to the field of photocatalytic preparation of hydrogen peroxide. Compared with the industrial anthraquinone method and the method for preparing hydrogen peroxide by electric and thermal catalysis, the application is safe and environmentally friendly, simple to operate and low in cost.

The application discloses a perylene imide compound and a preparation method and application thereof, and belongs to the technical field of photoacid generators. The perylene imide compound is shown as formula I, and acid and CBI molecules can be generated under excitation of visible light (530-605 nm). On one hand, the acid generating property of the perylene imide compound can be utilized to provide a remote and non-invasive controllable pH adjusting method, which can be used for polymerization of thioctic acid ester and the like; on the other hand, the structure of CBI generated by the perylene imide compound can be used as a photosensitizer to generate active oxygen under light conditions for inhibiting bacterial activity. The perylene imide compound has wide application prospects.

The application provides a lipid peroxidation detection probe based on a perylene imide-triphenyl phosphine structure and a preparation method and application thereof, and belongs to the technical field of design and synthesis of lipid peroxidation fluorescent probes and visual imaging technology.The structural formula of the lipid peroxidation detection probe is: the lipid peroxidation detection probe is based on structure optimization of a perylene imide-triphenyl phosphine compound Liperfluo, and the stability of the lipid peroxidation detection probe is greatly improved.The lipid peroxidation detection probe has good sensitivity and selectivity to the iron death marker lipid hydroperoxide, and the pretreatment of a test sample is simple.The lipid peroxidation detection probe can be used for detecting endogenous and exogenous iron death in fibrosarcoma cells, and can be used for studying specific regulation mechanisms and biological functions of iron death related metabolic diseases.The lipid peroxidation detection probe is a solid powder, is convenient to store and use, and has a simple synthesis method, high yield, low cost and good market application prospect.

This invention provides a ferrocene-perylene imide composite small molecule compound, its preparation method, and its application, belonging to the field of organic solar cell technology. The compound provided by this invention has the structure shown in Formula I, combining the high electron mobility and high electrical conductivity of perylene imide and ferrocene units. Simultaneously, the presence of ester groups in the molecular structure ensures good film-forming properties when used as an electron transport layer material, while also endowing it with thickness insensitivity, which is beneficial for its commercial application.

This invention discloses a covalent organic framework composite material, its preparation method, and its application in the preparation of antibacterial products. It belongs to the field of functional materials technology. This invention uses crystalline covalent organic frameworks synthesized from triporphyrin, perylene imide, or nitrogen-containing heterocyclic building blocks and chitosan to prepare a covalent organic framework composite material. It is a composite material with efficient, long-lasting, and broad-spectrum antibacterial properties. This composite material can overcome the defect that COF powder is difficult to apply directly and expand the antibacterial spectrum and efficacy of chitosan materials.

The application discloses a kind of porous materials based on perylene imide, preparation method and application thereof, its method includes the following steps: step one: perylene imide monomer and amine monomer are added to reaction vessel, reaction solvent is added, uniformly mixed, and perylene imide intermediate 1 is obtained;Step two: intermediate 1 obtained in step one and second structural unit are added to reaction vessel, reaction solvent is added, uniformly mixed, and intermediate 2 is obtained by Suzuki coupling reaction;Step three: intermediate 2 obtained in step two is added to reaction vessel, anhydrous catalyst is added, uniformly mixed, and then room temperature reaction is carried out, and porous material POP-1 is obtained by soxhlet extraction and vacuum drying;Synthesis method is simple, reaction material is easy to obtain, better thermal stability, efficient adsorption performance and photocatalytic degradation capacity are shown in the removal of dye and pesticide, and it has good application prospect in actual wastewater treatment field.

The invention relates to the technical field of fluorescence sensing, and particularly discloses a fluorescent probe based on a perylene bisimide-thiophene boron ester structure and a preparation method and application thereof.The fluorescent probe takes 1, 7-dibromo perylene bisimide as a light-emitting main body, boron ester modified perylene bisimide derivatives with a large conjugate surface are prepared through a series of reactions, and the boron ester modified perylene bisimide derivatives with the large conjugate surface are prepared into the fluorescent probe. The fluorescent probe molecule is obtained. Ultraviolet, fluorescence and ion interference test experiments prove that the molecule has rapid photoresponse and good ion interference resistance to hydrogen peroxide, and the fluorescent probe molecule has good H2O2 sensing selectivity, shows high selectivity to hypochlorous acid and other interference ions, and can be used for detecting hydrogen peroxide in the field of hydrogen peroxide detection. The rapid spectral response and the low detection limit value provide possibility for real-time microscopic imaging of cell biology.

The application belongs to the technical field of heterocyclic compound preparation, and discloses a perylene imide base isomerization conjugated polymer and a preparation method and application thereof, which comprises the following steps: uniformly mixing 3,4,9,10-perylenetetracarboxylic dianhydride, amino isomer, zinc acetate and imidazole to obtain a mixture; performing thermal polycondensation reaction on the mixture by heating, cooling after the reaction is completed, adding hydrochloric acid, stirring, filtering, washing and obtaining a precipitate; and performing freeze-drying on the precipitate to obtain the perylene imide base isomerization conjugated polymer. The isomerization bridging structure design is adopted, the charge distribution in the molecule is accurately controlled, the dissociation of excitons is effectively promoted, the separation efficiency is improved, and the isomerization bridging structure with adjustable pi stacking and electronic distribution is realized.

The present application relates to a kind of coking wastewater advanced treatment process using photocatalytic reaction, process steps include physical precipitation, electro-fenton oxidation, demulsification, oil-water separation, photocatalytic reaction degradation;Wherein, the photocatalytic film used in the photocatalytic reaction is in-situ growth iron-based MOF after amino-graphene surface with perylene imide derivative by covalent connection obtains photocatalyst filler, then with membrane raw material forms casting solution and is scraped to obtain.The coking wastewater treatment process of the present application has relatively less processing steps, and the multi-stage pre-unit significantly reduces the direct adhesion of organic oil stains on the surface of the photocatalytic membrane, alleviates the membrane flux attenuation, reduces the membrane cleaning frequency, prolongs the recycling period of the photocatalytic membrane; Electro-fenton pre-oxidation cooperates with the photocatalytic membrane, greatly improves the removal efficiency of coking refractory pollutants; The chemical reagent addition amount in the whole treatment process is small, the photocatalytic membrane can be recycled for a long time, the cost of consumable replacement is low, the overall treatment efficiency is high, and the environmental burden is reduced.

The application belongs to the technical field of antibiotic adsorption materials, and discloses an adsorption material for treating antibiotics in wastewater and a preparation method and application thereof. The preparation method is as follows: dispersing phenylacetylene copper and nano-perylenic imide in an organic solvent, and then performing a hydrothermal reaction at 80-220 DEG C to obtain the adsorption material. The application uses phenylacetylene copper and perylenic imide as raw materials, and successfully realizes the supramolecular combination of phenylacetylene copper and perylenic imide by using a simple hydrothermal method to obtain a phenylacetylene copper / perylenic imide composite material. The preparation method is simple and easy to operate, and is conducive to popularization and large-scale production and use. The prepared phenylacetylene copper / perylenic imide composite material is not limited by external environmental factors such as pH and light, has excellent adsorption performance and stability, can directly realize efficient removal of antibiotics in wastewater through self-adsorption, and can be used as an adsorption material for treating antibiotics in wastewater.

The invention provides epoxy perylene bisimide, a preparation method and application thereof and water-based graphene dispersion liquid, and belongs to the technical field of graphene composite materials. According to the epoxy perylene bisimide provided by the invention, through the pi-pi action of the perylene bisimide and graphene and the hydrophilicity and electrostatic repulsion of a quaternary ammonium salt group, the graphene is uniformly dispersed in a solvent without agglomeration, the stability of a water-based dispersion liquid is kept, and the effective dispersion of the graphene in water is promoted; and the epoxy group of the perylene bisimide derivative (epoxy perylene bisimide) has the effect of changing the rheological property of the aqueous dispersion liquid, such as increasing the viscosity, and after the aqueous dispersion liquid is coated on the surface of a metal material, cross-linking occurs through heat treatment (150-300 DEG C, 1-5 min), so that the adsorption of graphene to the surface of the metal material is increased, and the metal material surface is further improved. And the metal-based composite material with excellent conductivity and corrosion resistance is formed.

The application provides a photocatalytic composite material and a preparation method and application thereof. The photocatalytic composite material comprises a carrier and a heterojunction loaded on the carrier, and the heterojunction is synthesized by a perylene diimide-urea polymer and a resorcinol-formaldehyde resin. The photocatalytic composite material can effectively control indoor pollutants. The results of a designed simulation indoor device show that 100% of urea can be controlled under sunlight irradiation, meanwhile, formaldehyde can be controlled below the national indoor formaldehyde standard value, and no secondary pollutants are generated. The application further provides a preparation method and application of the photocatalyst.

The present invention belongs to the technical fields of lipid peroxidation fluorescent probe design synthesis and visualization imaging. Provided are a lipid peroxidation detection probe based on a perylene imide-triphenylphosphine structure, a preparation method therefor and the use thereof. The structural formula of the lipid peroxidation detection probe is shown as formula (I). The lipid peroxidation detection probe is based on structural optimization of perylene imide-triphenylphosphine compound Liperfluo, thereby greatly improving the stability thereof. The present invention has good sensitivity and selectivity to a ferroptosis marker lipid hydroperoxides, involves simple pretreatment of test samples, can be used for detecting ferroptosis endogenously and exogenously caused by fibrosarcoma cells, and can be used for studying specific regulation mechanisms and biological functions for ferroptosis-related metabolic diseases. The detection probe is a solid powder, is easy to store and use, involves a simple synthesis method, has a high yield and a low cost, and has good prospects in market application.

The application selects [Ir(OMe)cod]2, tris(pentafluorophenyl)phosphine as a catalyst, dissolves pinacol borate in 1,4-dioxane, and reacts with various perylene imide cores to prepare borate-p-quinone site imide derivatives with four active sites, then links the borate-p-quinone site imide derivatives through a one-step palladium catalytic coupling reaction to prepare a series of optoelectronic materials with high symmetry and intramolecular twist. Through the determination of the fluorescent properties of the material, it can be known that the material prepared by the application has the advantages of red light emission wavelength, high fluorescent quantum yield and the like. The n-type PDI optoelectronic material developed by the application has a relatively simple synthesis method, and the reaction condition is not harsh, thereby providing a new way for the development of n-type optoelectronic materials.

The invention discloses an autocatalytic perylene bisimide electrochemical luminescent material and application thereof in detection of phosmet, and relates to the technical field of analytical chemistry. The electrochemical luminescence material is formed by condensation of 3, 4, 9, 10-perylenetetracarboxylic dianhydride and a nitrogen-containing precursor through a hydrothermal reaction, a polymer with a linear conjugated structure is formed, carbonyl in a main chain of the polymer serves as an endogenous active site, peroxydisulfate can be efficiently adsorbed and activated, and autocatalytic cathode electrochemical luminescence without an additional catalyst is achieved. The material can generate a strong and stable light-emitting signal at an ultralow potential, which is obviously superior to that of a traditional system. On the basis, the invention constructs an electrochemical luminescence biosensor with high sensitivity and high selectivity, and the electrochemical luminescence biosensor is combined with a carboxylesterase inhibition mechanism and is used for detecting trace organophosphorus pesticide phosmet. The method has the advantages of rapid response and strong anti-interference capability, and is suitable for actual analysis of pesticide residues in food and environmental samples.

The invention discloses a perylene bisimide-based COF material as well as a preparation method and application thereof in photocatalysis. The material is prepared by taking perylene bisimide as an electron donor and a monomer with high hydrogen evolution catalytic activity as an electron acceptor and adopting a traditional COF synthesis technology, and has double active sites required by full water splitting, a wide light absorption range and excellent charge separation capacity. The PDI-COF catalyst realizes low-cost and high-efficiency photocatalytic full water splitting hydrogen production under visible light, and has huge potential in the field of commercial solar hydrogen production.

The invention belongs to the technical field of organic photoelectric materials, and particularly relates to a conjugated organic photoelectric macrocyclic material capable of being dispersed in a water phase, a preparation method and a dispersion method. The carboxyl functionalized conjugated photoelectric macroring is obtained through coupling and hydrolysis reaction of a borate substituted dithienylethene derivative and an ester group functionalized perylene bisimide brominated compound. And carrying out an amidation reaction on the carboxyl macroring and amino-containing polyethylene glycol through a polymer post-modification strategy based on the amidation reaction to generate the conjugated organic photoelectric macroring capable of being dispersed in a water phase. The obtained material can realize excellent water-phase dispersion without assistance of any surfactant, the dispersion size is less than 100nm, and conjugated macrocyclic light-switchable near-infrared emission is presented for the first time. The organic photoelectric macroring material with excellent photoelectric property and excellent water phase dispersion capability is prepared, the problem that the organic photoelectric macroring is difficult to be subjected to water phase dispersion and biological application is solved, and opportunities are created for application of the organic photoelectric macroring material in the field of biological diagnosis and treatment.

The invention provides a solar cell and a preparation method thereof, a power utilization device and a power generation device.The solar cell at least comprises a perovskite layer and a composite electron transport layer located on one side of the perovskite layer, and the composite electron transport layer at least comprises an electron extraction layer and a first tin oxide layer; the first tin oxide layer is located on the side, away from the perovskite layer, of the electron extraction layer; wherein the electron extraction layer comprises at least one of perylene bisimides and derivatives thereof, naphthalimides and derivatives thereof, and semiconductor compounds. The electron extraction layer is used for replacing traditional fullerene and derivatives thereof, the manufacturing cost can be reduced, and a composite electron transmission layer formed by the electron extraction layer and the first tin oxide layer improves the photoelectric conversion efficiency of the solar cell and remarkably improves the stability of perovskite at the same time.

This invention provides a perylene diimide-DOPO colored flame retardant, its preparation method, and its application, relating to the field of polymer material additives. The general structural formula of this perylene diimide-DOPO colored flame retardant is: PDI–[N–CH2CH2–O–P(=O)(OR)(OR')]2, where PDI represents the perylene diimide chromophore skeleton, PDI–N– represents the nitrogen atom on the imide group in the perylene diimide molecule, –CH2-CH2–O– represents the ethylene ether bond, P(=O)(OR)(OR') represents the phosphate ester group; R and R' each independently represent two substituents on the phosphate ester group. This invention realizes a functional molecule that integrates flame retardancy and coloring, which is of great significance for improving the flame retardant properties and service stability of textile fibers and engineering plastics.

The application relates to a preparation method of a perylene imide polymer photocatalyst with self-oxygen supply hydrogen peroxide production capability. The application aims to solve the problem of low hydrogen peroxide production rate of an existing photocatalytic system under anoxic conditions for underground water disinfection. The method comprises the following steps: 1, preparing perylene imide polymer nanorods; 2, preparing CoO x modified perylene imide polymer nanorods; 3, adding dopamine hydrochloride into the CoO x modified perylene imide polymer nanorod suspension; 4, suction filtration and washing; and 5, drying. The perylene imide polymer photocatalyst with self-oxygen supply hydrogen peroxide production capability is used for photocatalytic self-oxygen supply hydrogen peroxide production, 10 mmol-20 mmol oxygen can be generated per gram of the perylene imide polymer photocatalyst with self-oxygen supply hydrogen peroxide production capability for photocatalytic oxygen production, and 50 micromol-150 micromol hydrogen peroxide can be generated for photocatalytic self-oxygen supply reduction hydrogen peroxide production. The application can obtain the perylene imide polymer photocatalyst with self-oxygen supply hydrogen peroxide production capability.

This invention belongs to the field of organic compound gas detection technology, and discloses a perylene imide derivative nanofiber, its preparation method, and its application in an ammonia detection sensor. The perylene imide derivative nanofiber is prepared by assembling PDI-S in a mixture of water and anhydrous ethanol. The concentration of PDI-S in the mixture is 0.1-0.4 mg / mL, and the volume ratio of water to anhydrous ethanol is 1:1-4. The sensor includes a high-temperature resistant thin-film substrate with circuitry and a sensitive material. The high-temperature resistant thin-film substrate contains electrode circuitry, and the sensitive material is perylene imide derivative nanofiber, deposited on the electrode circuitry. This invention constructs a resistive ammonia sensor using perylene imide-derived bio-nanofibers, an organic electron-deficient material. The sensor prepared by this invention has advantages such as low detection limit, high response, and portability.

The invention discloses a cationic perylene bisimide dispersing agent as well as a preparation method and application thereof, and belongs to the technical field of dispersing agents and nano carbon materials. According to the molecular structure of the cationic perylene bisimide PBI dispersing agent, a condensed ring of perylene tetraanhydride serves as a conjugate center, and protonated polyethylene polyamine serves as a hydrophilic side group. Under the condition that the mass ratio of the PBI dispersing agent to the carbon nano tube is 1: 1, the dispersing agent can realize high-concentration dispersion of the carbon nano tube in a water system, and the highest dispersion can reach 40mg. ML <-1 >. In addition, under the condition that the concentration of the carbon nanotubes in the carbon nanotube aqueous dispersion is 0.5 mg.mL <-1 >, the PBI dispersing agent can stably disperse the carbon nanotubes which are equivalent to 3 times of the mass of the PBI dispersing agent. The PBI dispersing agent provided by the invention provides a new thought for solving the problem of carbon nanotube aggregation, and has a relatively good application prospect in the fields of composite material preparation, water-based conductive paste and the like.