51 results about "Perylenemonoimide" patented technology

The invention belongs to the cross technical field of environmental catalysis and green chemical industry, and particularly relates to a PDI / PMSO-based composite photocatalytic system and a method for producing hydrogen peroxide by using organic wastewater. According to the invention, a PDI / PMSO composite photocatalytic system is obtained by coupling a PDI supramolecular photocatalyst with methyl phenyl sulfoxide (PMSO) wastewater according to a specific concentration ratio. According to the PDI / PMSO composite photocatalytic system, the yield of H2O2 can be remarkably increased, and when the concentration of PMSO is 10 mM, the yield of H2O2 reaches 137.28 [mu] M.g <-1 >. H <-1 > and is increased by 4.3 times compared with a pure water system. The system promotes photo-induced electron-hole pair separation (steady-state fluorescence intensity is reduced by 37%) through a synergistic effect, enhances electron conduction efficiency (photocurrent is improved by 1.8 times), and keeps excellent cycle stability (the yield is kept above 80% after 10 cycles) and practical water body applicability. The method is simple in process and low in cost, and an integrated solution is provided for recycling of organic wastewater and green synthesis and application of H2O2.

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 method for preparing polyaniline with nanotube structure by using an alkaline hydrolysis product of perylene imide as a template agent, and comprises the following steps: preparing perylene imide, preparing the alkaline hydrolysis product of perylene imide, and preparing polyaniline. The perylene imide is a product synthesized by using perylene-3,4,9,10-tetracarboxylic dianhydride and 2,4-diamino-6-phenyl-1,3,5-triazine as raw materials. After the perylene imide is subjected to alkaline hydrolysis treatment, on one hand, the hydrophilicity of the perylene imide can be increased, so that the perylene imide can be fully infiltrated by an aniline solution, and the oxidation polymerization process of the aniline on the perylene imide is promoted; on the other hand, the surface of the polyimide after the alkaline treatment carries a large number of -OH nucleation sites regularly distributed along the molecular axis, so that the polyaniline grown on the polyimide presents a regular micro-nano structure.

The invention provides a lipid peroxidation detection probe based on a perylene bisimide-triphenylphosphine structure and a preparation method and application of the lipid peroxidation detection probe, and belongs to the technical field of lipid peroxidation fluorescent probe design synthesis and visual imaging. The structural formula of the lipid peroxidation detection probe is # imgabs0. The structure of the lipid peroxidation detection probe is optimized on the basis of a perylene bisimide-triphenylphosphine compound Liperfluo, so that the stability of the lipid peroxidation detection probe is greatly improved; the method has good sensitivity and selectivity to ferroptosis marker lipid hydroperoxide, and the pretreatment of a test sample is simple; the method can be used for detecting ferroptosis caused by endogenous and exogenous fibrosarcoma cells; the specific regulation and control mechanism and the biological function of ferroptosis related metabolic diseases are researched; the compound is solid powder, is convenient to store and use, is simple in synthesis method, high in yield and low in cost, and has a good market application prospect.

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 present invention discloses a class of perylene diimide luminescent crystals with the characteristics of a magic-angle stacking structure and their applications. In the perylene diimide luminescent crystals with the characteristics of a magic-angle stacking structure, the imide region of the perylene diimide and the substituents are connected by a methylene group, and the types and sizes of the substituents can finely adjust the arrangement of molecules in the crystal. The perylene diimide luminescent crystals can be obtained by solution processing or vapor deposition, and their stacking mode is a staggered stacking, with the slip angle near the magic angle (54.7°), that is, the displacement along the long axis of the molecule and the displacement along the short axis have a crossing angle less than or equal to 30°. The luminescent crystals of the present invention have a broad absorption band in the visible light region, and the fluorescence is mainly in the deep red-near infrared region, and its fluorescence quantum yield ranges from 1% to 100%, and it can be applied in solar concentrators, organic electroluminescent devices, etc.

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 present invention relates to the technical field of optoelectronic devices, and particularly to a two-color light source single-molecule device based on femtosecond two-photon absorption and a preparation method thereof. The single-molecule device includes a substrate, a graphene source electrode, and a graphene drain electrode. The graphene source electrode and the graphene drain electrode form a graphene electrode pair, and the graphene electrode pair is disposed on the top layer of the substrate. The two-color light source uses a multi-thienyl dendritic molecule of a single-molecule perylene diimide core as a luminescent molecule. The two -NH2 ends of the multi-thienyl dendritic molecule of the perylene diimide core are respectively connected to the graphene source electrode and the graphene drain electrode through amide bonds, significantly enhancing the chemical stability of the single-molecule device, and thus being able to ensure its long-term reliability under complex operating conditions. The preparation method of the two-color light source single-molecule device based on femtosecond two-photon absorption provided by the present invention has a simple operation process and controllable conditions, which is beneficial to the large-scale production of single-molecule devices.

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 relates to the field of phytic acid detection, and discloses a rapid detection method, application and kit based on a perylene imide derivative and a trivalent iron ion, and specifically discloses a method for detecting phytic acid, wherein a perylene imide derivative with a structure shown in formula (I) and a trivalent iron ion are used as probes; the perylene imide derivative has good water solubility and can realize high-sensitivity and specific detection of phytic acid; the detection method provided by the application has high detection efficiency and sensitivity, has the characteristics of visualization, and is convenient to apply.

The present invention relates to a D-A type polycyclic perylene diimide interfacial material and its application. The interfacial material has the following general chemical structure formula: The D-A type perylene diimide interfacial material provided by the present invention is prepared through a simple and efficient coupling reaction, and has the characteristics of self-assembly, self-doping, good film-forming properties, high electrical conductivity, and thick film processability. As an efficient cathode modification interfacial material, it can be applied to organic photovoltaic cells, which can effectively reduce the energy level barrier, lower the energy loss, enhance the charge transport performance, and thus strengthen the energy conversion efficiency and stability of the device. This type of interfacial material is applicable to various organic photovoltaic cells with high-efficiency active layers.

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 invention relates to the technical field of photoelectric devices, in particular to a two-color light source monomolecular device based on femtosecond two-photon absorption and a preparation method thereof.The monomolecular device comprises a substrate, a graphene source end electrode and a graphene drain end electrode, and the graphene source end electrode and the graphene drain end electrode form a graphene electrode pair; the graphene electrode pair is arranged on the top layer of the substrate; the bicolor light source takes a polythienyl dendritic molecule of a single-molecule perylene bisimide core as a luminous molecule, and two-NH2 ends of the polythienyl dendritic molecule of the perylene bisimide core are respectively connected with a graphene source end electrode and a graphene drain end electrode through amido bonds, so that the chemical stability of a single-molecule device is remarkably enhanced; the long-term reliability under complex operation conditions can be ensured; according to the preparation method of the two-color light source monomolecular device based on femtosecond two-photon absorption, the operation process is simple and convenient, conditions are controllable, and large-scale production of the monomolecular device is facilitated.

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 invention belongs to the field of pharmaceutical technology and chemical probe development, and discloses preparation of a perylene bisimide derivative and application of the perylene bisimide derivative as a mitochondrial transcription inhibitor, the structural formula of the non-planar perylene bisimide derivative meets the general formula (I) or (II), in the general formulas (I) and (II), four R1 groups are selected from H or halogen atoms, and at least one R1 group is a halogen atom. It is proved for the first time that the compounds specifically inhibit mitochondrial gene transcription in tumor cells and play an anti-tumor role. Meanwhile, due to the fluorescence characteristic of the perylene bisimide derivative, the prepared compound can also be used for fluorescence imaging of mitochondria, compared with an existing mitochondria probe, the mitochondria probe with a novel structure is provided, a new structural selection is provided for a mitochondria-targeting fluorescent dye, and the application prospect is wide. And a reliable tool is provided for the application of cell mitochondria imaging and anti-tumor treatment.

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.

The invention discloses a tertiary amine or quaternary ammonium salt substituted perylene bisimide dimer compound as well as a preparation method and application thereof, and belongs to the technical field of organic photoelectric materials. The structure is shown in the specification. The preparation method comprises the following steps: carrying out condensation reaction on a perylene dimer connected by a single bond or different modules and different amines; a tertiary amine and quaternary ammonium salt substituted perylene bisimide monomer is subjected to coupling reaction with the perylene bisimide monomer or different modules, and the tertiary amine substituted perylene bisimide dimer compound is prepared in one step. The quaternary ammonium salt substituted perylene bisimide dimer compound can be obtained by reacting a tertiary amine substituted perylene bisimide dimer compound with halogenated alkane or oxidizing the tertiary amine substituted perylene bisimide dimer compound with hydrogen peroxide. The compound can be used as an electron transport layer to be applied to the fields of organic solar cells, perovskite solar cells, organic light-emitting diodes and the like.

The present invention provides a modified gangue-coupled peryleneimide composite material, a preparation method, and applications thereof. The preparation method comprises the following steps: S1, calcining gangue to obtain calcined modified gangue; S2, immersing the calcined modified gangue in a solution containing a silane coupling agent and stirring to obtain amino-modified gangue; S3, adding the amino-modified gangue to a perylene diimide solution, adding triethylamine, stirring, and then adding a hydrochloric acid solution and stirring to obtain the modified gangue-coupled peryleneimide composite material. The modified gangue-coupled peryleneimide composite material significantly improves the stability and efficiency of peryleneimide in photocatalytic reactions.

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 present invention provides an ultra-low potential electrochemiluminescent carboxylesterase activity detection biosensor and a kit, relating to the field of electrochemiluminescent detection technology. The present invention provides a novel electrochemiluminescent material perylene imide derivatives (PTC derivatives), using the electrochemiluminescent material to detect carboxylesterase activity, with ultra-low potential (-0.4V) and high-efficiency electrochemiluminescence characteristics, while it also has excellent film-forming properties. The present invention modifies the electrode with the obtained electrochemiluminescent material to construct an electrochemiluminescent carboxylesterase activity detection biosensor, and the obtained "on-off" type carboxylesterase activity detection biosensor and kit have the significant advantages of ultra-low potential, high sensitivity, and label-free when performing carboxylesterase activity detection.

The invention relates to the technical field of high-performance polyester fibers, and discloses a fluorescent polyester fiber material, a preparation method and application in bags and suitcases. The preparation method of the fluorescent polyester fiber material comprises the following steps: reacting ethylene glycol, terephthalic acid and a multifunctional modified monomer to obtain modified polyester; the preparation method comprises the following steps: reacting 1, 5-hexene-1-amine with p-mercaptophenol to obtain an intermediate product; reacting the intermediate product with 3, 4, 9, 10-perylenetetracarboxylic dianhydride to obtain a perylene bisimide derivative; reacting the perylene bisimide derivative with phosphonitrilic chloride trimer to obtain the fluorescent flame-retardant microspheres; mixing the modified polyester, polyester chips and fluorescent flame-retardant microspheres, and performing melt spinning to obtain modified polyester fibers; and blending and weaving the modified polyester fibers and spandex fibers to obtain the fluorescent polyester fiber material. The fluorescent polyester fiber material disclosed by the invention not only has a fluorescent effect, but also has the advantages of wear resistance, flame retardance and static electricity resistance, and can be used in luggage fabrics.

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 present invention discloses a red light / near-infrared light-induced color-changing molecule, a preparation method thereof and an application. Specifically, the present invention discloses a compound shown in Formula I or a stereoisomer thereof. The open and closed ring bodies of the red light / near-infrared light-induced color-changing molecule based on perylene diimide bay region substitution of the present invention have an effectively red-shifted absorption wavelength, can work in multiple cycles, exhibit good anti-fatigue performance, and the closed ring body structure obtained by light irradiation is relatively stable, realizing an efficient open and closed ring process under red light and near-infrared light irradiation, providing new ideas for the design of novel photochromic systems.

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 invention discloses a perylene bisimide photo-thermal diagnosis and treatment agent, a preparation method thereof and a product containing the perylene bisimide photo-thermal diagnosis and treatment agent, and belongs to the technical field of organic materials. The chemical structural formula of the perylene bisimide photo-thermal diagnosis and treatment agent is # imgabs0, bay site modification is carried out on micromolecule perylene bisimide to obtain the perylene bisimide photo-thermal diagnosis and treatment agent, then the perylene bisimide photo-thermal diagnosis and treatment agent and hydrophobic molecules are self-assembled to obtain a polymer, and the polymer is further combined with aldehyde poloxamer (F127-CHO) and amino hydroxypropyl chitosan (HPCS) to obtain the perylene bisimide photo-thermal diagnosis and treatment agent. The injectable temperature-sensitive hydrogel is formed. The synthesis route is simple and efficient, the raw material perylene bisimide molecules used for synthesis are easy to metabolize and non-toxic, and the obtained hydrogel has good biocompatibility and can eliminate inflammation, promote angiogenesis and accelerate the wound healing process in cooperation with a PTT / NO treatment strategy so as to effectively resist bacterial biofilms.