45 results about "Perylenetetracarboxylic diimide" patented technology

The invention relates to a fluorescent ion probe (I) with high selectivity and high sensitivity in detection and the application of the fluorescent ion probe in identifying and detecting heavy metal ion and transition metal ion, wherein, the Y is an organic conjugate group with fluorescence transmitting function such as pyrene, naphthalene, 4-amidogen-1, 8-naphthyl imide, Dan sulfonamide, anthracene, carbazole, benzimidazoins, benzoxazoles, boron fluoride bipyrrole (BODIPY), fluorescein, 3, 4, 9, 10-perylenetetracarboxylic diimide or rhodamine B; the X is acylamino group, sulfoamino group or ester group. The fluorescent ion probe uses the fluorescence peak of fluorescence chromophore aggregate as the response signal to identify metal ion, thereby effectively avoiding the quenching effect of transition metal ion and heavy metal ion on fluorophore; moreover, the fluorescent ion probe realizes selective identification of heavy metal ion and transition metal ion in various solvents and aqueous solution in particular.

The invention discloses a perylenetetracarboxylic diimide copolymer containing a thiophenepyrrole dione unit, a preparation method thereof and an application thereof. The molecular structure of the copolymer is represented by general formula (I); and in the formula (I), n is an integer between 1 and 200, R1, R2, and R3 are selected from hydrogen, C1-C20 alkyl, C1-C20 alkyloxyphenyl, or phenyl, R4and R5 are selected from C1-C20 alkyl, and R6 is selected from C1-C20 alkyl or alkyloxy. The perylenetetracarboxylic diimide copolymer containing the thiophenepyrrole dione unit of the invention has the advantages of good solvability, high carrier mobility, strong absorbance, wide light absorption range, and improvement of the sunlight utilization rate; and the preparation method has the advantages of simple process, high yield, and easy operation and control.

The invention discloses a degradable photoelectric material and a preparing method for the degradable photoelectric material. The degradable photoelectric material comprises, by mass, 10 parts to 20 parts of manganese phthalocyanine, 8 parts to 15 parts of silicon dioxide, 1 part to 6 parts of dimethyl sulfoxide, 2 parts to 8 parts of polyaniline, 20 parts to 40 parts of polylactic acid, 1 part to 8 parts of zinc stearate, 2 parts to 8 parts of vinylcarbazole, 5 parts to 15 parts of PTC, 1.2 parts to 3.7 parts of methylamine, 0.18 part to 1.25 parts of light stabilizers and 1.8 parts to 3.5 parts of ultraviolet absorbents, and further comprises, by mass, 0.31 part to 1.92 parts of N,N'-dimethyl-3,4,9,10-perylenetetracarboxylic diimide. The degradable photoelectric material has the dual-conduction performance and is small in toxicity, small in environment pollution, degradable, high in photoelectric conversion efficiency, light in weight, simple and practicable in preparing method and low in production cost.

The invention relates to a synthetic method and a micrometer wire preparation method of a perylene bisimide derivative. The synthetic method of the perylene bisimide derivative comprises the step of dissolving 1-NO2-3,4 and 9,10-perylene tetracarboxylic acid imidodicarbonic diamide into a polarity organic solvent, stirring and reacting for 4 to 6h at the temperature of 150 to 180 DEG C, dropping a solution after reacting into diluted hydrochloric acid, separating out precipitation, filtering, washing, drying and purifying to obtain a product. Dissolving the perylene bisimide derivative into a chloroformic solution, and preparing into 2x10<-3>mol/L of concentrated solution, taking 2mL of the to-be-used concentrated solution into a test tube, injecting 3 to 5mL of methanol solution into the test tube, and standing for one day, so as to obtain the micrometer wire corresponding to the perylene bisimide derivative. The synthetic method of the compound is simple, the cost is relatively low, the reaction is finished by one step, and the product purity is relatively high. An oxygen atom five-membered ring is introduced in a bay position, so that the conjugate pi system of the plane part of a perylene molecule is increased, and the acting force among the perylene molecules is changed, so that the preparation of the micrometer wire is realized.

The invention relates to N-pyridyl perylenetetracarboxylic diimide with a formula shown in specification, a preparation method and application thereof. The compound is prepared from substitutional perylenetetracarboxylic anhydride and 4-aminopyridine under a high temperature condition; the process is simple and easy to be carried out; N-pyridyl perylenetetracarboxylic diimide and a dimethylglyoxime complex are combined to be used as a photocatalyst for hydrogen generation through solar visible photocatalytic water decomposing; N-pyridyl perylenetetracarboxylic diimide can absorb the visible light, generate electrons and then transmit to cobalt through a coordinate bond, so as to catalyze the water decomposing for hydrogen generation.

The invention which belongs to the optoelectronic material field discloses perylenetetracarboxylic diimide copolymers. The perylenetetracarboxylic diimide copolymers have a structural formula represented by formula (I). In the formula (I), n is an integer between 1 and 100; R1, R2 and R3 are hydrogen, C1-C20 alkyl, C1-C20 alkoxy, phenyl, or alkoxybenzene; R4 is C1-C20 alkyl; and R5 is hydrogen, C1-C20 alkyl, C1-C20 alkoxy, or phenyl. The invention also provides a preparation method and an application of the perylenetetracarboxylic diimide copolymers. The diphenyl silole unit-contained perylenetetracarboxylic diimide copolymers have the advantages of good dissolving performance, high carrier mobility, strong absorbance, wide light absorption range, and sunlight utilization rate improvement; and the preparation method which has the advantages of simple process and high yield is easy to operate and control.

The invention discloses a mitochondrion 3,4,9,10-perylenetetracarboxylic dianhydride targeting fluorescent probe and an application thereof. The molecular formula of the mitochondrion 3,4,9,10-perylenetetracarboxylic dianhydride targeting fluorescent probe is C104H108Br2N4O18P2, and the molar mass of the fluorescent probe is 1923.74. The mitochondrion 3,4,9,10-perylenetetracarboxylic dianhydride targeting fluorescent probe is characterized in that two sides of a fluorophore 3,4,9,10-perylenetetracarboxylic diimide are connected with two water-soluble PEO chains, and the hydrophilicity of the probe is improved greatly; by means of presence of a linking group, the whole conjugate plane is enlarged, and the fluorescence property of the probe is improved; a triphenylphosphine cation is introduced to the position of the linking group, so that the linking group serving as a targeting group can be specifically bound to the mitochondrion. The invention further provides the application of the mitochondrion 3,4,9,10-perylenetetracarboxylic dianhydride targeting fluorescent probe in living cell imaging and provides an application method of the mitochondrion 3,4,9,10-perylenetetracarboxylic dianhydride targeting fluorescent probe. Experiments prove that the fluorescent probe enters cells easily, is good in cell uploading rate and good in cell permeability and cannot produce cytotoxicity.

The invention discloses an inorganic/organic semiconductor nano-composite structure and a preparation method and an application thereof. The preparation method comprises the following steps: etching and cleaning a titanium foil serving as a substrate to obtain a titanium substrate, obtaining an inorganic semiconductor TiO<2> nanotube array on the surface of the titanium substrate by means of a positive electrode oxidation method; and depositing a layer of perylenetetracarboxylic diimide organic semiconductor film on the surface of the TiO2 nanotube array serving as a growing substrate through a physical vapor deposition method to obtain the inorganic/organic semiconductor nano-composite structure. Meanwhile, nano-composite structures with different organic film deposition amounts can be realized by changing the substrate position of the TiO<2> nanotube array. The method is simple and feasible, and an experimental basis is laid for a hierarchical assembly of inorganic and organic semiconductor materials. As proved by a result of research on the application of the obtained nano-composite structure in the field of photocatalytic hydrogen production by water decomposition of photo-electrochemical cells, the structure has efficient photocatalytic performance.

The invention relates to a method for preparing N,N'-dimethyl-3,4,9,10-perylenetetracarboxylic diimide (C.I. pigment red 179). A reaction is conducted on N-methyl-1,8-naphthalimide in a system composed of a mixed base composed of caesium hydroxide or hydrate thereof and DBU and polar aryl halide at 140 DEG C-190 DEG C, and N,N'-dimethyl-3,4,9,10-perylenetetracarboxylic diimide can be obtained. After pigment-based processing is conducted on N,N'-dimethyl-3,4,9,10-perylenetetracarboxylic diimide, the crystal form of N,N'-dimethyl-3,4,9,10-perylenetetracarboxylic diimide is the same as that of a C.I. pigment red 179 product.

The invention discloses thiophanthrene unit-containing perylene tetracarboxylic diimide copolymer and a preparation method as well as application thereof. The preparation method of the copolymer comprises the following steps of: putting perylene tetracarboxylic diimide dibromide and a 2,6-bis(tributyl tin)-naphtho [2,1-b:3, 4-b'] dithiophene derivative serving as raw materials in an organic solvent; adding a catalyst to perform Stille coupling reaction at the temperature of 50-120 DEG C for 24-72 hours; and refining to obtain the copolymer. The copolymer is applied to manufacturing of a polymer solar cell device, manufacturing of an organic field effect transistor, manufacturing of an organic electroluminescent device, manufacturing of an organic light storage device, manufacturing of an organic nonlinear material and manufacturing of an organic laser device. The copolymer has the advantages of high dissolubility, strong absorbency, superior charge transfer performance, capability of extending an absorption range to a near infrared region, capability of increasing utilization rate of sunlight, simple synthetic route and low technological requirements.

A chemiresistive vapor sensor compound for detecting target vapors can comprise a perylene-tetracarboxylic diimide (PTCDI) core according to structure (I), where R can be a morphology control group or-A'-D', A and A' can be independently a linking group, D and D' can be independently a strong electron donor which transfers electrons to the PTCDI core sufficient to form an anionic PTCDI radical ofthe PTCDI core, and Rl to R8 can be independently a side group. A chemiresi stive vapor sensor (100) for detection of a target compound can comprise an assembly of nanofibers (105) formed of the chemiresi stive sensor compound and a pair of electrodes (150A, 150B) operatively oriented about the assembly of nanofibers (105) to allow electrical current to pass from a first electrode in the pair ofelectrodes (150A, 150B) through the assembly of nanofibers (105) and to a second electrode in the pair of electrodes.

The invention discloses polyperylene tetracarboxylic diimide, a preparation method of the polyperylene tetracarboxylic diimide and application of the polyperylene tetracarboxylic diimide in a lithium/sodium battery, and belongs to the technical field of lithium/sodium ion battery positive electrode materials. The preparation method comprises the following steps: uniformly mixing 3, 4, 9, 10-perylenetetracarboxylic diimide and ferric trichloride in a ball milling tank, carrying out ball milling reaction for 20-30 minutes by using a ball mill, washing the obtained product with methanol, and drying to obtain poly-3, 4, 9, 10-perylenetetracarboxylic diimide, and the mass ratio of 3, 4, 9, 10-perylenetetracarboxylic diimide to ferric trichloride is 1: (2-3). Detection on a lithium ion battery or a sodium ion battery assembled by the battery material shows that compared with an unpolymerized perylene tetracarboxylic diimide positive electrode material, the polyperylene tetracarboxylic diimide positive electrode material disclosed by the invention shows better thermal stability and more excellent cycling stability and rate capability.