52 results about "Perylene" patented technology

The invention provides a visible light photocatalytic hydrogen production material based on a D-pi-A type PTA-TFPTA imine bond COF as well as a preparation method and application of the visible light photocatalytic hydrogen production material, belongs to the technical field of functional material technologies and photocatalytic hydrogen production, and is used for solving the problem that a covalent organic framework material is generally insufficient in catalytic activity in the photocatalytic hydrogen production process. The material is prepared by mixing and reacting 2, 5, 8, 11-tetra (4-aminophenyl) perylene and an electron-deficient monomer; during application, the material is mixed with a sacrificial agent and a cocatalyst, and photocatalytic hydrogen production can be realized under visible light irradiation. The preparation process is simple and convenient, does not need complex equipment and harsh conditions, and is easy for large-scale production; the obtained material is good in crystallinity, excellent in visible light absorption performance and outstanding in photocatalytic hydrogen production activity.

Composite solid polymer electrolytes (SPE), organic cathode electrodes, and solid-state lithium batteries (SLBs) that incorporate the SPE and / or the organic cathode electrodes. The composite solid polymer electrolytes include a hybrid polymer matrix, an LiTFSI salt dispersed in the matrix polymer matrix, and an LLZTO ceramic filler dispersed in the matrix polymer matrix. The organic cathode electrodes contain perylene-3,4,9,10-tetracarboxylic dianhydride (PTCDA).

To provide an exterior laminate that can be used as an exterior component and is capable of sufficiently suppressing heat accumulation due to radiant heat such as sunlight. [Solution] An exterior laminate 10 is disclosed, having, in order from the surface side, a) a transparent film layer 1 containing an acrylic resin, c) a printed layer 2, and b) a colored film layer 3 containing a polyvinyl chloride resin, wherein the printed layer 2 of c) does not contain carbon black, the solar transmittance of the printed layer 2 of c) is 70% or more, and the solar absorptance is 20% or less. Preferably, the printed layer 2 of c) contains a perylene-based colorant and / or a phthalocyanine-based colorant.

This invention relates to the field of functional materials technology, and particularly to a floating defective g-C3N4 / PDI composite thin-film photocatalyst, its preparation method, and its application. The preparation method of the floating defective g-C3N4 / PDI composite thin-film photocatalyst provided by this invention includes the following steps: mixing defective graphene carbon nitride, N,N'-bis(3-aminopropyl)perylene-3,4,9,10-tetracarboxylic acid diimide (PDI), an organic base, and water to obtain a first suspension; mixing the first suspension with a monohaloacetic acid to undergo a protonation reaction, followed by solid-liquid separation to obtain a protonated composite material; mixing the protonated composite material with a thermoplastic resin solution to obtain a second suspension; and forming the second suspension into a film and then drying it to obtain the floating defective g-C3N4 / PDI composite thin-film photocatalyst. This photocatalyst is recyclable after use, does not cause secondary pollution to the environment, and exhibits excellent photocatalytic performance.

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 invention belongs to the technical field of photothermal conversion materials, and discloses a preparation method and application of an inorganic-organic hybrid polyoxotungstate photothermal material with wide spectrum absorption. The structural formula of the photo-thermal material is Per4W10O32, the crystal structure belongs to a triclinic system, the space group is P-1, and the photo-thermal material has specific unit cell parameters. The preparation method comprises the following steps: oxidizing perylene molecules through constant current electrolysis in a mixed solvent system containing perylene molecules and a decatungstate precursor in an electrochemical oxidation manner, and assembling the oxidized perylene molecules with decatungstate anions to form bulk crystals; the photo-thermal material has continuous strong absorption in a region from ultraviolet light to short wave infrared, the photo-thermal conversion efficiency is as high as 98.24%, when the photo-thermal material is applied to the fields of solar driven interface photo-thermal evaporation and water treatment, the evaporation rate of a two-dimensional system is 1.89 kg.m <-2 >. H <-1 >, the evaporation rate of a three-dimensional hydrogel system is increased to 3.02 kg.m <-2 >. H <-1 >, salt deposition can be inhibited in long-term seawater desalination operation, and the photo-thermal material has a good application prospect. Fresh water quality meets drinking water standards.

The invention relates to a cyclic bisazo initiator for preparing EVOH as well as a preparation method and application of the cyclic bisazo initiator, the initiator is a cyclic bisazo compound, an aromatic ring is used as an intermediate structure of the compound, tetrahydropyridazine is coupled to an adjacent position of the aromatic ring, and the aromatic ring is selected from any one of naphthalene, anthracene, pyrene and perylene. Compared with the prior art, the initiator provided by the invention has a ring rigid structure and two azo groups, can be rapidly initiated to generate free radicals with a certain concentration, is high in polymerization efficiency, and effectively improves the performance of an EVOH product.

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.

The invention relates to the technical field of functional materials, in particular to a floating type defect g-C3N4 / PDI composite film photocatalyst as well as a preparation method and application thereof. The preparation method of the floating type defect g-C3N4 / PDI composite film photocatalyst provided by the invention comprises the following steps: mixing defect type graphene carbon nitride, N, N '-bis (3-aminopropyl) perylene-3, 4, 9, 10-tetracarboxylic diimide (PDI), organic alkali and water to obtain a first suspension; mixing the first suspension with halogenated acetic acid, carrying out protonation reaction, and then carrying out solid-liquid separation to obtain a protonated composite material; and mixing the protonated composite material with a thermoplastic resin solution to obtain a second suspension, forming a film from the second suspension, and drying to obtain the floating type defect g-C3N4 / PDI composite film photocatalyst. The photocatalyst can be recycled after being used, does not cause secondary pollution to the environment, and has excellent photocatalytic performance.

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 the technical field of textile fiber preparation, in particular to a preparation method of colorful chitosan-based fluorescent anti-counterfeiting nanofibers. The method comprises the following steps: (1) preparing a spiropyrane (SP) labeled red fluorescent chitosan (CS) solid material SP-CS; (2) preparing a perylene (Perylene) labeled green fluorescent chitosan solid material Perylene-CS (Chlorine Sulfonate); (3) preparing a tetraphenylethylene (TPE) labeled blue fluorescent chitosan (CS) solid material TPE-CS; (4) blending the SP-CS dilute acetic acid solution, the Perylene-CS dilute acetic acid solution, the TPE-CS dilute acetic acid solution and the polyvinyl alcohol (PVA) solution according to different proportions to prepare a spinning solution; and (5) preparing the colorful chitosan-based fluorescent anti-counterfeiting nanofiber through electrostatic spinning. The series of chitosan-based anti-counterfeiting nanofibers prepared by the invention can emit fluorescence in various colors such as orange, yellow, cyan and purple under the excitation of ultraviolet light, the diameter distribution of the fibers is uniform, the surface is smooth, and the average diameter is within the range of 110-150nm.

The utility model relates to the technical field of photoelectric equipment, in particular to an organic photoelectric detector and equipment comprising the organic photoelectric detector, and the organic photoelectric detector comprises an anode and a cathode; one end, far away from the cathode, of the anode is arranged on the transparent glass substrate; a hole transport layer is arranged at one end, far away from the transparent glass substrate, of the anode; an electron transport layer is arranged at one end, close to the anode, of the cathode; an active layer is arranged between the hole transport layer and the electron transport layer; the active layer is composed of at least two aggregation layers, and each aggregation layer comprises a graphene-azo sub-layer, a graphene-perylene sub-layer and a graphene-phthalocyanine sub-layer which are sequentially arranged in the longitudinal direction. Through collaborative design of a graphene grid thin layer structure and various photosensitive pigments, the generation, separation and migration efficiency of photon-generated carriers is remarkably improved.

The invention belongs to the technical field of polymer composite heat conduction materials, and particularly relates to a hot adhesive for a composite material and a preparation method thereof. The method aims at solving the problem that current thermal conductivity improvement generally depends on a sacrifice process and adhesion. A three-dimensional heat conduction network is constructed through surface modification and magnetic field induced orientation of the perylene modifier on graphene, the perylene modifier is firmly adsorbed on the surface of the graphene through pi-pi accumulation and forms a dynamic covalent and chemical bonding interface with a hyperbranched polysiloxane matrix, and meanwhile, the surface of the modified graphene is loaded with nano-scale magnetic particles, so that the surface of the modified graphene is subjected to surface modification and magnetic field induced orientation. Under the action of a magnetic field, orientation is performed to form a three-dimensional heat-conducting chain structure, so that good flowability and adhesive force are still realized under relatively high filler loading, and the heat conductivity coefficient is improved.

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 invention discloses a double-terminal fluorescence labeled polymer as well as a preparation method and application thereof. The structural formula of the double-terminal fluorescence labeled polymer is shown as a formula V. In the formula V, n is 30-300, and x is 1-10. The preparation method comprises the following steps: carrying out ATRP (Atom Transfer Radical Polymerization) active polymerization reaction on a monomer by taking 2-bromo-2-methyl propionate 2-hydroxyethyl ester with hydroxyl at the tail end as an initiator to obtain a compound of which the tail end is terminated by hydroxyl and bromo; a hydroxyl terminal in the compound reacts with a perylene fluorescent dye shown in a formula II, a bromine terminal is subjected to an azidation reaction and then is subjected to a click chemical reaction with an ATTO647N dye, and the double-terminal fluorescence labeled polymer shown in a formula V is obtained. The double-fluorescent-molecule end-capped polymer disclosed by the invention has an FRET effect; the double-fluorescent-molecule-terminated polymer can realize single-molecule fluorescence microscopic imaging, and has important significance on basic researches such as micro-nano structure evolution of characterization and analysis materials and the like.

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 belongs to the technical field of analytical chemistry, and particularly relates to a preparation method and application of a dual-mode sensor based on ZnIn2S4 / Ag4V2O7 / PTCA heterojunction and CuFe2O4-AuNPs nanosensor. The preparation steps of the sensor are as follows: (1) ITO substrate pretreatment; (2) heterojunction modification layer construction; (3) antibody immobilization interface engineering; (4) biological recognition interface optimization; (5) antigen-antibody specific reaction; (6) signal probe assembly; (7) detection process. The CEA antigen solution is a standard or an actual biological sample.

The invention belongs to the technical field of high polymer materials, and relates to a black transparent PC material capable of transmitting white LED light and a preparation method thereof. The invention relates to a black transparent PC material capable of transmitting white LED light, which comprises the following components in parts by weight: 99-100 parts of PC resin and 0.5-1 part of compound toner, the compound toner is formed by compounding perylene red toner, anthraquinone blue toner and azo yellow toner according to the weight ratio of 1: (0.7-0.9): (0.8-1.2), and the azo yellow toner is azo yellow toner K1700 or azo yellow toner Ranbar P3860. The preparation method comprises the following steps: uniformly mixing the PC resin and the toner in proportion, extruding and granulating. According to the black transparent PC material, the appearance of a PC part can be black, white LED light can penetrate through the PC part, the visible light transmittance is 3.0%-4.0%, and the black transparent PC material has important application value in the field of lighting devices.

The present invention aims to provide a compound having high fluorescence intensity as a fluorescent dye, and a colored curable resin composition capable of forming a color filter having excellent fluorescence intensity. The present invention relates to a colored curable resin composition containing a colorant, a resin, a polymerizable compound, and a polymerization initiator, the colorant comprising a benzo perylene compound.

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 subject matter of the invention is an adhesive tape, in particular a wrapping tape for sheathing cables in automobiles. The adhesive tape is equipped with a textile support and at least one adhesive layer applied to one or both sides of the support. The support is coloured by an organic dye which is composed of yellow and red pigments. The yellow pigments are based on anthraquinone. According to the invention, pigments based on perylene are used as red pigments.

Provided are a decorative sheet and a decorative material that are black when formed of an olefin-based material, have heat insulation properties, and can suppress deformation due to absorption of solar radiation. 【Solution means】In the decorative sheet 1 according to this embodiment, the colored original layer 2 is formed using a colored polyolefin-based thermoplastic resin, the transparent resin layer 4 is formed using a transparent polyolefin-based thermoplastic resin, contains an ultraviolet absorber, and the pattern layer 3 contains any one or two or more of an azomethine azo-based pigment, a perylene-based pigment, a titanium-based black pigment, a black iron oxide pigment, or a black composite oxide pigment as a black pigment. When the decorative sheet is colorimetrically measured from the outermost surface side of the sheet, the CIE1976 L * a * b * value in the color space is 15 or more and 35 or less, and when the colored original layer is colorimetrically measured alone, the CIE1976 L * value * a * b * value in the color space is 85 or more. * ​

The invention provides a one-dimensional multicolor heterostructure material based on Rayleigh instability assisted growth as well as a preparation method and application of the one-dimensional multicolor heterostructure material. The preparation method comprises the following steps: adding a host compound solution, a metal salt solution and a regulator solution into a solvent, and carrying out hydrothermal reaction to obtain an MOF material; dispersing the MOF material in a solvent, dropwise adding on the surface of the substrate, and drying; dropwise adding a guest compound solution, and drying to obtain a one-dimensional single-color stripe heterostructure material; or continuously dropwise adding the perylene solution to the surface of the one-dimensional single-color stripe heterostructure material, and drying to obtain the one-dimensional multi-color stripe heterostructure material. The one-dimensional heterostructure with abundant and distinguishable fluorescent stripe patterns is formed through Rayleigh instability assisted growth, preparation of the one-dimensional heterostructure with single-color or multi-color heterogeneous stripe patterns is achieved, and the method has good application prospects in the fields of optical communication, information encryption or high-end anti-counterfeiting.

The application discloses a perylene compound and a preparation method, an organic dye, an ink and an electrowetting display thereof; the perylene compound has a structural formula shown in formula I or formula II; the perylene compound has a pure green phase, a high molar absorption coefficient and stability, has a very high solubility in a non-polar organic solvent, and can be dissolved in an organic solvent to obtain an ink suitable for the electrowetting display, and can be used for preparing a high-contrast green electrowetting device.

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 application relates to the technical field of display, and provides a quantum dot composite material and a quantum dot light emitting diode. The quantum dot composite material comprises quantum dots and perylene acid ester, and the perylene acid ester is combined on the surface of the quantum dots. The quantum dot composite material provided by the application can effectively improve the light emitting efficiency of quantum dot material, improve the light emitting performance of the quantum dot material, and promote the application of the quantum dot material in the QLED field.