138 results about "Phthalocyanine derivatives" patented technology

An ink jet ink is disclosed which includes water, a water-soluble organic solvent and a coloring material and has excellent properties. The coloring material is a specific phthalocyanine derivative and is contained in a specific amount in the ink. The water-soluble organic solvent includes a specific amount of 2-pyrrolidone. In addition, a d₇₅ value is in a specific range where the d₇₅ value corresponds to 75% of a dispersion distance distribution, measured by a small angle X-ray scattering method, of molecular aggregates in the ink jet ink whose coloring material concentration is adjusted to 0.5 mass %.

Belonging to the technical field of graphite/metal phthalocyanine, the invention relates to a method for preparing a graphene/metal phthalocyanine compound composite material through electrostatic assembly. The method includes: combining graphene oxide with PDDA through electrostatic adsorption, and reducing the graphene oxide into graphene with a reducing agent so as to obtain a GR/PDDA composite material, which is then further combined with a metal phthalocyanine compound by electrostatic adsorption, thus finally obtaining the graphene/metal phthalocyanine compound composite material. In the invention, strong electrostatic adsorption exists between the graphene and the PDDA, and between the PDDA and a metal phthalocyanine derivative, self-agglomeration of graphene can be prevented, so that the metal phthalocyanine derivative can be evenly attached to the graphene surface.

A new class of micro- and nano-particulate paramagnetic spin probes useful for magnetic resonance imaging techniques, including electron paramagnetic resonance (EPR) and magnetic resonance imaging (MRI). The probes are lithium phthalocyanine derivative compounds. Also provided are suspensions and emulsions comprising lithium phthalocyanine derivative probes. Also provided are noninvasive methods for measuring noninvasive methods of measuring oxygen concentration, oxygen partial pressure, oxygen metabolism, and nitric oxide concentration in a specific tissue, organ, or cell in vivo or in vitro.

A metallo phthalocyanine derivative and its salt and their preparing process are disclosed. Said metallic phthalocyanine derivative is prepared through condensation reaction between maleic acid anhydride or butanedioic acid anhydride and tetraamino metalo phthalocyanine in polar solvent. Said metallophthalocyanine derivative salt is prepared through neutralizing reaction between metallophthalocyanine derivative and alkali.

The present invention refers to the use of phthalimide and/or sulphonamide derivatives with nitric oxide donor properties, which have important activities in increasing the gamma-globin gene expression and anti-inflammatory and analgesic activities, effective in the treatment of hematologic diseases which require reducing the TNF-α levels and an exogenous source of nitric oxide. More particularly, the present invention describes the use of such phthalimide and/or sulphonamide derivatives for the treatment of sickle-cell disease. The invention also has as a novel characteristic the disclosure of new functionalized phthalimide derivatives designed from the prototypes thalidomide and hydroxyurea, and designed rationally through the strategy of molecular hybridization for the treatment of said diseases. The invention still discloses a new method for obtaining a specific sulphonamide derivative which can be used in the preparation of a drug for the treatment of diseases which require reducing the levels of the TNF-α factor and an exogenous source of nitric oxide.

Provided are antiviral agents that are effective in inactivating viruses, and fiber products and fiber structures carrying these antiviral agents. The antiviral agent effectives against influenza and comprises a metal phthalocyanine derivative represented by formula I. Fiber carries these antiviral agents.

Self-sterilising products, and in particular novel products comprising phthaloeyanine derivatives bound to polymers, a process for the preparation of said products and their use for preparing self-sterilising industrial and medical articles or devices, are described.

Water soluble hybrid phthalocyanine derivatives useful in competitive and noncompetitive assays immunoassays, nucleic acid and assays are disclosed and claimed having (1) at least one donor subunit with a desired excitation peak; and (2) at least one acceptor subunit with a desired emission peak, wherein said derivative(s) is/are capable of intramolecular energy transfer from said donor subunit to said acceptor subunit. Such derivatives also may contain an electron transfer subunit. Axial ligands may be covalently bound to the metals contained in the water soluble hybrid phthalocyanine derivatives. Ligands, ligand analogues, polypeptides, proteins and nucleic acids can be linked to the axial ligands of the dyes to form dye conjugates useful in immunoassays and nucleic acid assays.

The invention relates to a method for manufacturing polyurethane elastic fibers containing octacarboxylic metal phthalocyanines. The method is mainly characterized by uniformly dissolving octacarboxylic phthalocyanine derivatives in a polyurethane spinning solution and obtaining the corresponding elastic fibers through spinning by adopting the conventional dry spinning technology. The method has the following beneficial effects: the octacarboxylic metal phthalocyanines are soluble in dimethylacetamide (DMAC) or dimethylformamide (DMF) and are uniformly dispersed in the polyurethane spinning solution, and the carboxyl groups on the metal phthalocyanines and the carbonyl groups on polyurethane macromolecular chains can form hydrogen bonding which is beneficial to improvement of the heat resistance of the fibers as shown in the drawing 1; 2. the obtained fibers can be used for eliminating formaldehyde in the textile use process and in the ambient environment; and 3. the conventional polyurethane fiber dry spinning process can be adopted for spinning, without reforming the existing equipment.

The invention relates to a tyrosine phthalocyanine derivative which has a structural general formula as the right, in the formula, M is equal to Zn or Al, R is equal to H, Na or CH2CH3. The preparation method for the tyrosine phthalocyanine derivative is: (1) an intermediate II is obtained through the reaction of tyrosine and 4-nitrophthalic nitrile with protected amino group; (2) an intermediate III can be obtained by detracting Boc in the solution of dichloromethane and trifluoroacetic acid; (3) the tyrosine phthalocyanine derivative I can be obtained by cyclizing of the dinitriles intermediate that comprises the tyrosine; wherein, the Boc is di-tert-butyl dicarbonate, a DMF is N, N-dimethylformamide, and a DBU is 1,8-diazacyclo(5,4,0)hendecene-7. The invention also comprises the application of the tyrosine phthalocyanine photosensitizers in preparing photodynamic medicines.

The present invention provides a blue pigment dispersion composition for color filters which are high in contrast ratio and luminance and excellent in heat resistance, and a blue pigment dispersion anti-corrosion composition for color filters containing the same. The blue pigment dispersion composition for color filters contains C.I. pigment blue 15:6, C.I. solvent blue 45, a phthalocyanine derive having sulfo groups, a macromolecule pigment dispersing agent having basic groups, an alkali-soluble resin and an organic solvent, and is characterized in that the content of the C.I. solvent blue 45 is 1-50 mass% in relative to 100 mass of the C.I. pigment blue 15:6.

A novel subphthalocyanine derivative having a phosphorus derivative-substituted group as an axially substituted group which has an excellent solubility, a method for producing the same and an optical film containing the same, are provided without impairing excellent properties peculiar to the original subphthalocyanines. The novel subphthalocyanine derivative is represented by the following chemical formula (1), and it is applicable for optical films.

The invention provides a method for removing mercaptan in a lightweight petroleum product. The method comprises the following steps: mixing an activator, a phthalocyanine catalyst and the lightweight petroleum product in a reaction container, injecting oxygen or air for a contact reaction, and collecting products, wherein the activator is a mixture of a hydrazine compound and a solvent, and the phthalocyanine catalyst is one or more selected from metal phthalocyanine, a sulfonated metal phthalocyanine derivative, and a metal polyphthalocyanine compound. The method has the advantages of good mercaptan removal effect, no secondary pollution to gasoline, no discharge of a spent lye, simple operation and low investment cost.

Asymmetrically substituted metal-phthalocyanine compounds are disclosed. These compounds and other phthalo-cyanine-derivatives are used in bioimaging, bioanalysis, FRET and quenching techniques, photodynamic therapy, DNA analysis for cells, proteins, tissues and other biological entities, and other applications. Near-infrared fluorescence minimizes matrix effects typically seen in other methods of analyzing biochemical entities in cells, proteins, tissues and other biological entities.

There are described phthalocyanine derivates, the pharmaceutical compositions and the medical devices that contain them, possibly in combination with chelating agents, such as EDTA, useful for treating, by means of photodynamic therapy, diseases characterised by cellular hyperproliferation, microbial infections caused by Gram− bacteria, Gram+ bacteria and fungi, and for treating various types of infected and non-infected ulcers.

The invention discloses arginine-substituted phthalocyanine derivatives and a synthesis method thereof, and application of the arginine-substituted phthalocyanine derivatives in photodynamic therapeutics. The structure of the arginine-substituted phthalocyanine derivatives is disclosed as the following formula in the specification. The synthesis method of the arginine-substituted phthalocyanine derivatives is simple, and does not need any toxic methylation reagent; and the arginine-substituted phthalocyanine derivatives are positively charged under physiological conditions, have the advantages of high active oxygen generation capacity, favorable photosensitive antineoplastic activity and low dark toxicity, and thus, have favorable application prospects in photodynamic therapeutics.

An organic light-emitting device includes a substrate; a first electrode disposed on the substrate; a hole transport layer disposed on the first electrode; an emitting layer disposed on the hole transport layer; and a second electrode disposed on the emitting layer, wherein an organic layer is interposed between the first electrode and the hole transport layer, the organic layer including at least one fluorine-containing compound selected from the group consisting of a fluorine-substituted phthalocyanine derivative, an aliphatic fluorocarbon compound represented by C_xF_(2x+2), C_xF_(2x−2), or C_xF2_x, where x is an integer of 1 to 500, an aromatic fluorocarbon compound represented by C_6yF_6y−2n, where y is an integer of 1 to 80, n is an integer of 0 to 80, and 6y−2n is a positive integer, and fluorinated fullerene. The organic light-emitting device can show high efficiency, a low driving voltage, high brightness, and a long lifetime.

Provided is an organic light emitting diode including: a first electrode; a second electrode; an organic layer between the first electrode and the second electrode; and a luminous efficiency improvement layer disposed on a surface of the first electrode facing away from the organic layer or a surface of the second electrode facing away from the organic layer, wherein the luminous efficiency improvement layer includes a porphyrazin derivative, a phthalocyanine derivative, a naphthalocyanine derivative, or a combination of at least two compounds of the foregoing.

The invention discloses a preparation method for a perovskite solar cell with a tetramino zinc phthalocyanine organic hole transmission layer. The preparation method comprises the following steps of preparing tetranitro zinc phthalocyanine by a microwave method; reducing the tetranitro zinc phthalocyanine to tetramino zinc phthalocyanine; and spin-coating a derivative serving as the organic hole transmission layer onto a TiO2 film coated with perovskite to prepare the perovskite solar cell. By the preparation method, a phthalocyanine derivative dye-tetramino zinc phthalocyanine is synthesized and is taken as the organic hole transmission layer of the perovskite TiO2 solar cell, the reaction time is greatly reduced with the adoption of microwave synthesis energy, the reaction yield is improved, and the environmental pollution is reduced; and moreover, the green, environmental-friendly and high-efficiency perovskite solar cell based on the hole transmission layer made of the organic material is prepared.

This invention discloses a photo-recordable medium, which comprises a substrate, a recording layer, a reflecting layer and a protecting layer. The recording layer comprises an organic dye, and can record data by laser irradiation. The organic dye is substituted phthalocyanine, and bonded with substituted or unsubstituted ferrocene group through anhydride groups and a bridging unit G. The bridging unit G is -O-, -S-, -S-(CH2)1-6-, -(NH)-, -N(alkyl)-, -(CH2)-, -CH(alkyl)-, -C(alkyl)2-, -(CH2-O)-, -C(=O)-, -C-O-C(=O)-, -O-C(=O)-OR -C(=O)-O-.

An optical information recording medium whose recording layer includes a phthalocyanine derivative having a substituent of the following formula (I):

(in the formula (I), R¹, R² and R³ each independently represent a substituent other than a hydrogen atom).

A dye compound represented by the following formula (II):

(in the formula (II), M represents a metal or a metal oxide each of which may have a ligand. R⁴, R⁵ and R⁶ each independently represent a substituent other than a hydrogen atom, and n is an integer of from 1 to 8).