46results about How to "Lower reduction potential" patented technology

The invention relates to a nano micelle of a biodegradable macromolecular-bonding Pt(IV) anti-cancer medicament and a preparation method thereof. The structural formula of the anti-cancer medicament is defined in the specification, wherein the biodegradable macromolecule is tri-block copolymer, namely polyethylene glycol-b-polyester-b-polylysine; and tetravalency platinum coordination compound Pt(IV) is connected with a side amino on the block of polylysine on a macromolecular carrier through alpha, omega-polyethylene glycol. The carrier is non-toxic and is water-soluble, thus being convenient for reacting with the platinum(IV) coordination compound in water phase; a nano micelle form can be formed through self assembly; a platinum(IV) coordination compound is reduced to platinum(II), namely, cis-platinum, Carboplatin or Oxaliplatin, and the anti-cancer effect is known; the synthesis of the nano micelle is easy; the reduction potential of platinum(IV) is low, so that the platinum(IV) can be rapidly reduced to platinum(II) in cancer cells to take treatment effect; and the platinum(IV) is connected to the side chain of the macromolecule rather than the end of a chain, a macromolecular chain can be connected with multiple platinum(IV)s, and the content of platinum can be as high as 10-20%.

The invention discloses a preparation method of a heat radiating film of a mobile phone rear cover, comprising following steps: step 1, using a chemical nickel-plating method to plate a layer of metal nickel layer at the part of the mobile phone rear cover needing to be adhered with the heat radiating film; step 2, depositing a layer of graphene oxide layer on the metal nickel layer prepared in the step 1, and using an electrochemical method to reducing the graphene oxide layer into a graphene layer. In adoption of the method of the invention, the heat radiating film and the mobile phone rear cover are tightly adhered; the film preparing efficiency is high; the speed is fast; the heat radiating effect of the heat radiating film is good; the heat radiating film is applicable to mobile phone rear covers of various shapes and is applicable to batched production.

The invention discloses an alcohol-based fuel and a preparation method therefor and belongs to the technical field of fuels. According to the method, a catalysis activator with homogeneous-dispersed nanoparticles is formed through dissolving AEO-3 in n-octane, then, adding methanol and formamide to form a microemulsion and then adding cerous nitrate nanoparticles, and thus, pollutants discharged from combustion are reduced; an antiknock additive is synthesized by a Mannich reaction through providing phenyl by o-methylphenol and providing hydroxyl, amino, formaldehyde base and the like by diethylenetriamine, and thus, the stability and safety of combustion of the alcohol-based fuel are improved; and the intersolubility among all ingredients of the alcohol-based fuel is promoted through adding petroleum ether, so that the activator can plays a full role during the combustion of the fuel, the activation energy of C-H bonds of fuel molecules are lowered, and the quantity of activated molecules is greatly increased. According to the alcohol-based fuel and the preparation method therefor, the problems of the current alcohol-based fuels that the combustion is insufficient and a large number of hazardous and noxious substances are generated after combustion are solved.

The invention provides a biodegradable high-polymer bonded photoactive Pt (IV) anticancer medicament micelle and a preparation method thereof, which relate to the field of novel chemical synthesis medicaments and preparations thereof and are used for solving the problem that a high-polymer-platinum (IV) bonded medicament does not have optical activity in the prior art. In an anticancer medicament, ethylene glycol-b-polyester-b-polylysine serving as a biodegradable triblock copolymer or polyethylene glycol-b-poly(ester-co-carbonic ester) serving as a diblock copolymer is taken as a carrier polymer, and Pt (IV) is a photoactive tetravalent platinum composition coordinated with dihydroxyl in the axial direction. The invention further provides a preparation method of the biodegradable high-polymer bonded photoactive Pt (IV) anticancer medicament micelle. The anticancer medicament prepared with the method has remarkable optical activity; under the irradiation of UV (Ultraviolet) of 365 nanometers, Pt (IV) is reduced into Pt (II); a cis-platinum or oxaliplatin antitumor active part is contained; and the mass content of platinum can be up to 10-20 percent.

The present invention discloses a novel efficient resource utilization method of electroplating sludge and carbon dioxide co-processing. The novel method uses electroplating sludge as a raw material to prepare biochar, which is used as a cathode catalyst for a bioelectrochemical system, to achieve efficient resource utilization of electroplating sludge, and conducts co-processing of carbon dioxide to obtain the an organic product with high added value. The present invention uses electroplating sludge rich in heavy metals as the raw material for preparing biochar, which is used as the cathode catalyst for the bioelectrochemical system; the method has simple process, low cost, mild reaction conditions; and the prepared biochar has stable performance, strong ability to catalytic reduction of carbon dioxide, and can be used to catalytic reduction of carbon dioxide to achieve co-efficient resource utilization of the electroplating sludge and carbon dioxide.

The invention discloses a class of thienyl chalcogen-containing viologens and biquinoline derivatives and applications thereof, belonging to the field of electrochromic devices and energy-saving displays. The thienyl chalcogen-containing viologen and its biquinoline derivatives have more stable free radical state; narrower band gap width, stronger visible light absorption; lower reduction potential and very low LUMO energy level. In addition, such compounds also have stable free radical states with different colors, making them more effective in static / dynamic electrochromic displays. The successfully synthesized thienyl chalcogen-containing viologen or thienyl chalcogen-containing biquinoline derivatives successfully synthesized in the present invention are widely used in photochromic devices and electrochromic devices, such as visible photochromic devices, mobile phone remote control electronics, etc. Electrochromic devices and mobile phone remote control flexible electrochromic devices, electronic tablet, electronic digital display / price tag, multi-color pixel electrochromic display and double-encrypted electrochromic display, etc.

The invention discloses a solid-state lithium battery composite negative electrode, which comprises a negative electrode current collector, a negative electrode elastic-plastic body and a negative electrode lithium metal which are sequentially stacked and connected, wherein the negative electrode elastic-plastic body takes a three-dimensional space structure coated with an organic polymer as a container, the interior of the container is provided with an island-bridge three-dimensional interlaced porous structure which takes an active material lithium titanate and the like as an island and takes an electric conduction and heat conduction material carbon black and the like as a bridge, the negative electrode elastic-plastic body is tightly bonded with the current collector and the lithium metal, and the lithium metal is embedded into the dried negative electrode elastic-plastic body through hot pressing to form a composite negative electrode with a layered structure. The invention also discloses a solid-state battery adopting the composite negative electrode, and a preparation method of the solid-state battery, wherein a three-dimensional porous disordered island-bridge frame structure of a negative electrode material is constructed through a negative electrode elastic-plastic body, so that the mechanical strength of the negative electrode material is improved, the volume changeof the negative electrode material during charging and discharging is absorbed and buffered, the growth of lithium dendrites is inhibited, the overall performance of the solid-state battery is improved, and the manufacturing cost is reduced.