37 results about "Cupric chloride dihydrate" patented technology

The invention discloses a preparation method and application of a copper-indium composite catalyst, and belongs to the technical field of material preparation and electro-catalysis. The composite cuprous oxide and indium hydroxide electrocatalyst is prepared by taking cupric chloride dihydrate CuCl2. 2H2O, anhydrous indium chloride InCl3, stronger ammonia water, sodium hydroxide and hydrazine solution N2H4 as raw materials, feeding in batches, co-precipitating under a normal temperature condition, introducing an In-based material into a pure cuprous oxide Cu2O material, and developing the high-performance composite cuprous oxide and indium hydroxide electrocatalyst for electrocatalytic reduction of carbon dioxide for the first time. The prepared electrocatalyst has the advantages of being large in specific surface area and good in electrocatalytic performance. The preparation process is simple and convenient, the energy consumption is low, the cost is low, and the application potential is great.

The invention discloses a preparation method for a photocatalyst Cu3VS4. The method comprises the following steps: mixing copper chloride dihydrate (CuCl2.2H2O), ammonium metavanadate (NH4VO3) and thiourea (CH4N2S), carrying out grinding to realize uniform mixing, and transferring the obtained powder to a hydrothermal reaction kettle for a high-temperature reaction; and after the reaction, carrying out natural cooling, washing a product in the kettle with distilled water, then carrying out stirring and standing to separate a solid, and drying the solid at about 60 DEG C to obtain the photocatalyst Cu3VS4. The method is simple to operate and saves energy; and the produced photocatalyst has catalytic performance.

The invention relates to a water-system complex-formulation electrolyte and a preparation method and application thereof, and solves the technical problem of low energy density of a present super capacitor. Sodium sulfate serves as a basic electrolyte, and a complex prepared by combining cupric chloride dihydrate providing metal ions and a surfactant tetrabutyl ammonium bromide serves as an electrolyte addictive. The invention provides the preparation method and application of the electrolyte. The water-system complex-formulation electrolyte and preparation method and application thereof can be widely applied to the field of electrochemistry.

The invention relates to a dehydration sensitive time indicating device. A dehydration-sensitive time indicating device, characterized in that it comprises: a base layer; a first base material layer, which forms a first storage body capable of blocking gas with the base layer; a dry adsorption layer, which is stored in the first storage body In the body, the dry adsorption layer contains a dry adsorption material that can absorb moisture; the second base material layer forms a second container that can block gas with the first base material layer, and the second base material layer is transparent material; and an indicating functional layer, accommodated in the second container, the indicating layer contains a dehydration discoloration material, and the dehydration discoloration material is selected from copper sulfate pentahydrate, cobalt chloride hexahydrate, trichloride hexahydrate At least one of iron and copper chloride dihydrate; the dehydration sensitive time indicating device also includes at least one of a barrier layer and an adhesive layer, and the barrier layer can be attached to the second substrate layer or On the surface of the base layer, the adhesive layer is stacked on the surface of the base layer away from the first substrate layer. The above dehydration sensitive time indicating device can avoid pollution to the external environment.

The invention discloses a nano-copper and a preparation method thereof; in the preparation process, copper chloride dihydrate is used as a copper precursor, green ascorbic acid is used as a reducing agent, polyvinylpyrrolidone is used as a protective agent, and glycerol and deionized The water mixed system is used as a solvent, which can prepare nano-copper particles simply and efficiently. Compared with the preparation of nano-copper by polyol method, because the mixed solvent of glycerol and deionized water shortens the reaction time, nano-copper with smaller particle size can be prepared in a shorter time. The production cost is reduced, and the viscosity of the reaction system is reduced, which is beneficial to the cleaning of by-products. The preparation method has easy-to-obtain raw materials, simple process, low energy consumption, less agglomeration and easy implementation. The nano-copper particles prepared by the method are small, good in dispersion and less in agglomeration.

The invention discloses a copper (II) chloride chelate using 1-pyridyl-6-methoxyl-beta-carboline as a ligand and a synthesis method and application of the copper (II) chloride chelate. The structural formula of the copper (II) chloride chelate is as shown in a formula (I). A preparation method of the copper (II) chloride chelate comprises the following steps: dissolving a compound as shown in a formula (II) and copper chloride dihydrate in a polar solvent; and carrying out a coordination reaction to obtain the final product. The anti-tumor activity of the copper (II) chloride chelate is higher than that of the ligand and cis-platinum, and therefore, the copper (II) chloride chelate has high potential medicinal values, and is expected to be used for preparing various anti-tumor drugs. The structures which are shown in the formula (I) and the formula (II) are as shown in the specification.

The invention discloses cupric chloride (II) chelate compounds by using 1-pyridyl-beta-carboline as a ligand, and a synthesis method and application thereof. The structural formula of the cupric chloride (II) chelate compounds is disclosed as Formula (I). The preparation method comprises the following steps: taking compounds disclosed as Formula (II) and cupric chloride dihydrate, dissolving in a polar solvent, and carrying out coordination reaction. The cupric chloride (II) chelate compounds have higher antineoplastic activity than the ligand and cis-platinum, have favorable potential medicinal value, and are expected to prepare various antineoplastic drugs. The Formula (I) and Formula (II) are disclosed as the following structures.

The invention provides a method for controllably synthesizing CuS@EPO nanometer materials through electrostatic assembly, and relates to the technical field of inorganic nanometer functional materials. The invention comprises the following steps: (1) mixing sodium citrate, copper chloride dihydrate, and sodium sulfide nonahydrate, reacting at 89-95°C for 20-35 min to obtain nano-CuS; (2) mixing 1-(3- Dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride and N-hydroxysuccinimide are mixed, then carboxylated pyridone endoperoxide is added to activate the reaction, and polyallylamine hydrochloride is added , mixed evenly and then centrifuged to obtain pyridone endoperoxide-modified polyallylamine hydrochloride; (3) mix pyridone endoperoxide-modified polyallylamine hydrochloride and nano-CuS to obtain pyridone endoperoxide Object-modified CuS@EPO nanomaterials. In the present invention, the nanomedicine itself can still perform PDT treatment without the photothermal effect induced by infrared light, and the photothermal reagent CuS enriched in the tumor site can perform PTT and accelerate the release of singlet oxygen.

The invention discloses a preparation method of copper nanowires uniform in shape. The copper nanowires are characterized in that the copper nanowires are in the appearance of brick-red powder after being dried, and are in a uniform wire-shaped structure according to the shape, the average particle size is 35 nm, and the average length is 20 microns. The preparation method includes the specific steps that firstly, cupric chloride dihydrate and acetylacetone nickel with the molar ratio of 2: 1 are dissolved in a moderate amount of oleylamine, and are placed in a reaction kettle inner container made from polytetrafluoroethylene, a moderate amount of nitrogen or argon is introduced to remove air, then a reaction kettle is placed in a drying box, reactants are made to fully react under a certain temperature condition, after a reaction ends, the reactants are made to be naturally cooled to a certain temperature, and by means of repeated centrifuging, supersonic washing treatment and vacuum drying, brick-red copper nanowire samples small in particle size and uniform in shape can be obtained. The preparation method is simple in process, a reaction solvent can be cyclically utilized, the reaction process is environment-friendly, and the obtained copper nanowires can be stored in n-hexane at room temperature for a long time.