14 results about "Anthraquinone Derivatives" patented technology

The invention relates to viologen-anthraquinone composite electrochromic liquid and a preparation method thereof, the viologen-anthraquinone composite electrochromic liquid comprises 1.2-2.5 parts by mole of viologen salt, 0.8-1.5 parts by mole of anthraquinone derivative and 8-12 parts by mole of electrolyte; the viologen salt is ethyl viologen tetrafluoroborate or heptyl viologen tetrafluoroborate or octyl viologen tetrafluoroborate; the anthraquinone derivative is 1-ethylamino-4-hydroxy anthraquinone or acid blue 43; the preparation method comprises the following steps: preparing an electrolyte solution; adding purple refined salt and anthraquinone derivatives according to the formula; fully dissolving the electrochromic material to form uniform and transparent initial liquid; and degassing the initial liquid to remove oxygen dissolved in the initial liquid. The electrochromic liquid has the advantages that after the purple refined salt and the anthraquinone derivative are added into the dissolving solution according to the proportion of the formula, the two color-changing materials are jointly dissolved in the electrolyte, and when the two color-changing materials are reduced at the same time, spectrum superposition absorbed by the two color-changing materials can cover the whole visible region, so that black and white switching of the electrochromic liquid is realized, and the use effect is good.

The invention belongs to the technical field of biological materials, and particularly relates to a nano composite material for bone repair as well as a preparation method and application thereof. One of the purposes of the present invention is to provide a nano composite material for bone repair, the nano composite material comprising anthraquinone derivative molecules and metal ions forming a nano network structure, the nano network structure being formed by a carbonyl group and an alpha-phenolic hydroxyl group structure in the anthraquinone derivative molecules on the basis of the coordination of adjacent oxygen atoms to the metal ions. The nanocomposite not only shows good biocompatibility, but also can effectively promote proliferation of rat bone marrow mesenchymal stem cells (rBMSCs) and accelerate the osteogenic differentiation process, thereby having important application value in bone tissue engineering and repair medicine.

The application provides an integrated membrane electrode and a preparation method thereof and a device for directional reduction and oxidation regulation synthesis of hydrogen peroxide of anthraquinone derivative compounds, and relates to the technical field of electrocatalysis. The preparation method of the integrated membrane electrode comprises the following steps: mixing a cathode catalyst, a first perfluorosulfonic acid resin solution and a first mixed solvent to obtain a cathode catalyst slurry; mixing an anode catalyst, a second perfluorosulfonic acid resin solution and a second mixed solvent to obtain an anode catalyst slurry; and spraying the cathode / anode catalyst slurry on both sides of a proton exchange membrane respectively to obtain the integrated membrane electrode. The membrane electrode is used in the device for directional reduction and oxidation regulation synthesis of hydrogen peroxide of anthraquinone derivative compounds, water is used as a hydrogen source without using hydrogen, the steam methane reforming process with large scale and high energy consumption is avoided, hydrogen is added in a directional manner, hydrogen peroxide is generated by re-oxidation, and the hydrogen peroxide is not affected by oxygen mass transfer; and the device has the advantages of small reactor area, short process, no secondary pollution and the like.

The invention relates to a high-voltage-resistant anti-breakdown automobile wire sheath and a preparation method thereof, and relates to the technical field of automobile wire harnesses, and the high-voltage-resistant anti-breakdown automobile wire sheath comprises a modified styrene-ethylene-butylene-styrene block copolymer, polypropylene, functionalized magnesium hydroxide, melamine polyphosphate, white oil and a functional auxiliary agent. An N-vinylcarbazole group grafted on a styrene-ethylene-butylene-styrene block copolymer molecular chain is used as an electron donor, an anthraquinone derivative chemically bonded on the surface of a magnesium hydroxide particle is used as an electron acceptor, and the N-vinylcarbazole group and the anthraquinone derivative form a large number of charge transfer complexes at an interface through pi-pi interaction. According to the charge transfer complexes, a high-density deep energy level trap is introduced into an energy band structure of the material, so that the charge behavior of the material in a high electric field is changed, and high-performance high-voltage-resistant and anti-breakdown effects are realized.

The invention discloses a zero-residue core-shell initiator for in-situ polymerization of a solid-state battery and a preparation method and application of the zero-residue core-shell initiator. The initiator provided by the invention comprises an inner core and a shell coated on the surface of the inner core, the material of the inner core is dicumyl peroxide (DCP); the material of the shell is a copolymer obtained by copolymerization of methyl methacrylate (MMA) and a double-bond-containing anthraquinone derivative monomer; the copolymer has polymerizable double bonds; the mass ratio of the inner core to the shell is 1: (0.8-1.2). The initiator provided by the invention overcomes the technical defects that the decomposition product of the traditional initiator pollutes the electrolyte and causes side reaction to produce gas, and is suitable for manufacturing the high-reliability solid-state battery.

The present invention provides anthraquinone derivatives, dye compositions, and light-adjusting sheets that can enhance the two-color ratio and solubility in liquid crystals. [Solution] An anthraquinone derivative represented by the following formula (1). JPEG0007865446000018.jpg29169 In formula (1), X and Y are each independently alkyl groups, and at least one of X and Y is a branched alkyl group.

The present application relates to the technical field of adhesive, in particular to a yellowing-resistant low-energy light-cured adhesive for optical lens and a preparation method thereof.According to mass parts, the preparation raw materials of the adhesive include: 30-75 parts of acrylate resin, 5-32 parts of polyester resin, 15-45 parts of reaction monomer, 0.5-8 parts of thickening agent, 0.1-6 parts of photoinitiator, 0.1-3 parts of photosensitive sensitizer and 0.1-5 parts of adhesion promoter; the weight ratio of the acrylate resin and the polyester resin is (2.3-7):1.The polyester resin treated by hydrogenation, the single functionality and multifunctionality reaction monomer compound and the photosensitive sensitizer anthraquinone derivative jointly work to obtain the adhesive which can be cured by LED lamp single wave band, and effectively improve the mechanical strength and stability of the adhesive, and the obtained adhesive can be well applied to the bonding of optical lens and has good application prospect.

This application discloses an intramolecular hydrogen bond-enhanced anthraquinone derivative, its synthesis method, and its application, relating to the field of electrochemical energy storage. The acetic acid-modified anthraquinone RH-DA or AE-DA is 2,2'-(3-carboxyl-1,8-dihydroxy-9,10-dioxo-9,10-dihydroanthracene-2,7-diyl)diacetic acid and 2,2'-(1,8-dihydroxy-3-(hydroxymethyl)-9,10-dioxo-9,10-dihydroanthracene-2,7-diyl)diacetic acid. Rhein or aloe-emodin is dissolved in NaOH, glyoxylic acid solution and sodium dithionite are added, and after stirring, sodium dithionite is added again. After stirring and cooling to room temperature, hydrogen peroxide solution and HCl solution are added, causing precipitation. After washing with HCl, the precipitate is dried in a vacuum drying oven to obtain a black-green solid RH-DA or a yellow-green solid AE-DA. Its application in alkaline aqueous organic flow batteries is also disclosed.

A picolinic-2-carboxime compound hybridized with anthraquinone derivative(s), may have formula (I), optionally in salt form:wherein R may be an alkane (e.g., C1-C12), O alkane (e.g., O-C1-C6), OH, NH2, NHR4 with R4 being C1-C6, or halogen; R1 may be an alkane (e.g., C1-C12), O alkane (e.g., O-C1-C6), OH, NH2, NHR4, or halogen; and R2 may be a halogen (F, Cl, I, Br), alkane (C1-12), OH, NH2, NHR4, CN, COOH, NO2, COOR4, or CONHR4. Such a picoline derivative can be made, provided in a pharmaceutical composition, and / or used for treating hyperlipidemia.

The present invention provides anthraquinone derivatives, dye compositions, and light-adjusting sheets that can enhance the two-color ratio and solubility in liquid crystals. [Solution] An anthraquinone derivative represented by the following formula (1). JPEG0007865447000019.jpg27169 In formula (1), X and Y are each independently alkyl groups, and at least one of X and Y is a branched alkyl group.

The invention provides an integrated membrane electrode, a preparation method thereof and a device for synthesizing hydrogen peroxide through directional reduction and oxidation regulation of anthraquinone derivative compounds, and relates to the technical field of electro-catalysis. The preparation method of the integrated membrane electrode comprises the following steps: mixing a cathode catalyst, a first perfluorosulfonic acid resin solution and a first mixed solvent to obtain cathode catalyst slurry; mixing an anode catalyst, a second perfluorinated sulfonic acid resin solution and a second mixed solvent to obtain anode catalyst slurry; and respectively spraying the cathode / anode catalyst slurry on two sides of a proton exchange membrane to obtain the integrated membrane electrode. The membrane electrode is applied to a device for synthesizing hydrogen peroxide by directional reduction and oxidation regulation of anthraquinone derivative compounds, water is used as a hydrogen source, hydrogen is not used, and a steam methane reforming process with large scale and high energy consumption is avoided; hydrogen peroxide is generated by oxidation through directional hydrogenation reaction and is not influenced by oxygen mass transfer; the method has the advantages of small occupied area of the reactor, short flow, no secondary pollution and the like.

This invention discloses an organic self-charging flow battery based on quinone molecules and its preparation method, belonging to the field of battery fabrication technology. This invention uses sodium anthraquinone sulfonate derivatives as the positive electrode material to prepare the organic self-charging flow battery. Anthraquinone derivatives possess excellent electrochemical reversibility and high energy density. The electrical energy provided by sodium anthraquinone sulfonate molecules depends on the gain and loss of electrons in the reversible C=O and C-O reaction process; when exposed to air, it can naturally self-charge; when air is introduced, the positive electrode can return to its pre-discharge state. The organic self-charging flow battery based on quinone molecules provided by this invention increases battery capacity and energy density, enabling ultra-long-term cycling, effectively solving the problems of low energy density and limited capacity in traditional zinc organic flow batteries.

Provided are a composite material and a preparation method therefor, and a quantum dot light-emitting diode. The composite material comprises a quantum dot and a ligand bonded to the surface of the quantum dot, wherein the ligand is an anthracene compound, and the anthracene compound comprises at least one of anthraquinone, anthranol, anthrone, an anthraquinone derivative, an anthranol derivative and an anthrone derivative. The ligand of the composite material at least has a strong adsorption group such as C═O or —OH, making the ligand easier to adsorb on the surface of the quantum dot compared with impurity ions, such that defects on the surface of the quantum dot are prevented from being filled with the impurity ions, and the electrical conductivity of the composite material is improved.

The invention belongs to the technical field of organic dyes, and particularly provides a novel anthraquinone dye for blue photoresist color paste and a synthesis method of the novel anthraquinone dye. A synthetic method of a novel anthraquinone dye for blue photoresist color paste comprises the following steps: (1) mixing an anthraquinone derivative and a sulfonyl chlorination reagent, and carrying out sulfonyl chlorination reaction to obtain an intermediate; and (2) uniformly mixing a double-nucleophilic reaction site compound, organic alkali and a solvent, then adding the intermediate, and carrying out substitution reaction to obtain the novel anthraquinone dye for the blue photoresist color paste. The novel anthraquinone dye has excellent colored light performance, and the thermal stability, the light stability and the contrast ratio are further improved. The novel anthraquinone dye is suitable for mixed or dye blue photoresist color paste, the brightness, transparency, weather resistance and dispersity of the color paste can be remarkably improved, and in addition, the synthetic method of the novel anthraquinone dye is simple in process, low in cost and suitable for industrial production.