13 results about "Acrylyl-CoA" patented technology

The invention relates to the technical field of lithium battery negative electrode binders, in particular to a two-component negative electrode binder and a using method thereof.The two-component negative electrode binder comprises a component A and a component B. The component A is formed by copolymerization of acrylamide substances, fluorinated acrylate substances and acrylic acid, and the component B is formed by copolymerization of fluorinated acrylate substances and acrylic acid. The component B is formed by copolymerizing acrylic acid, acrylate, a fluorinated acrylate substance, an acrylamide substance and sulfydryl acrylate, and the component A accounts for 30wt%-70wt% of a mixture of the component A and the component B during use; when the adhesive is used for preparing the negative electrode slurry, a glue solution A and a glue solution B are prepared respectively, the glue solution A is added after the solid raw materials are subjected to dry mixing, the glue solution B is added after the solid raw materials are fully stirred, and finally the leveling aid is added. The two-component negative electrode binder provided by the invention has both rigidity and softness, strong binding power with a main material, strong self-adaptive expansion capability, high release force retention rate after long circulation, and good interface stability.

The invention relates to the field of chemical treatment of printed circuit boards, and discloses a nitrogen-free environment-friendly neutralizer which is prepared from the following components by mass concentration: 20-30 g / L of sulfuric acid; 5-10 g / L of an activator; 5-10 g / L of a penetrant; 5-8 g / L of a stabilizer; 1-3 g / L of a surfactant; 0.5-2 g / L of a corrosion inhibitor; and the balance of water. The penetrant is composed of dioctyl sodium sulfosuccinate and hydrolytic polymaleic anhydride, and the stabilizer is composed of an acrylic acid-acrylate-sulfonate terpolymer and propylene glycol alginate. The nitrogen-free environment-friendly neutralizing agent prepared by the invention is applied to chemical treatment of the printed circuit board, can effectively remove substances such as residual biological manganese dioxide on the surface of the circuit board, can uniformly clean and corrode the board surface and the interior of holes of the circuit board, endows the circuit board with a good attachment surface, is beneficial to proceeding of a later copper deposition process, and improves the production efficiency. And the copper deposition uniformity is improved.

The invention discloses a camellia laundry gel bead and a packaging method of the camellia laundry gel bead. The camellia laundry gel bead is prepared from the following components: a camellia extract, propylene glycol, glycerol, deionized water, isomeric alcohol polyether, fatty alcohol-polyoxyethylene ether, fatty alcohol-polyoxyethylene ether sodium sulfate, difatty alkyl ester hydroxyethyl methyl ammonium methyl sulfate, cocamidopropyl betaine, diethanol amine, citric acid, a silver ion compound and a complexing agent. According to the camellia laundry gel bead, the acrylic acid-acrylate copolymer, the preservative, the essence and the pigment are added, the camellia laundry gel bead emits light camellia fragrance, people can feel happy, the fragrance is lasting, and clothes can be kept to emit light fragrance for a long time. The laundry detergent has strong cleaning ability, can go deep into clothing fibers and remove various stubborn stains, also has the functions of degerming, softening and color protecting, and can protect the color and texture of clothing, so that the clothing is softer and more comfortable.

The invention relates to the technical field of coatings, in particular to a high-stability graphene water-based dispersion liquid and a heat-conducting coating containing the dispersion liquid. The dispersion liquid is prepared by performing multi-stage grinding on a mixed surfactant, a defoaming agent, graphene powder and deionized water, wherein the mixed surfactant is prepared from sodium carboxymethyl cellulose, polyvinyl alcohol and an acrylic acid-acrylate-sulfonate terpolymer according to a ratio of 1: 1: 1; on the basis, an in-situ polymerization and semi-continuous seed emulsion polymerization process is adopted, a dispersion liquid and an acrylate monomer are copolymerized to prepare a modified emulsion, and then the modified emulsion and nano boron nitride premixed slurry are compounded to form the heat-conducting coating. According to the invention, the problems of poor dispersion stability, high interface thermal resistance and the like of graphene in a polymer matrix are effectively solved, and the prepared heat-conducting coating has excellent heat-conducting property, interface bonding strength and process stability, and is suitable for heat management fields such as heat dissipation of electronic devices and the like.

The application relates to the field of lithium battery materials, and more particularly to a water-based binder for a lithium battery and a preparation method thereof. The water-based binder for the lithium battery comprises, in mass parts, at least: 55-75 parts of acrylic acid / acrylate, 15-25 parts of acrylonitrile, 3-8 parts of a crosslinking monomer, 2-4 parts of a reaction aid, and 80-120 parts of deionized water. The water-based binder prepared by the application can not only replace existing PVDF-based binder products, but also balance the performance contradictions of existing water-based binders, and can meet the requirements of good electrochemical stability and mechanical properties, has better cycle performance and low impedance, and can meet the various performance requirements of existing lithium battery materials.

The invention provides a scale and corrosion inhibition method for a galvanized sheet cooling tower circulating water system, and relates to the technical field of industrial circulating water systems. According to the method, a composite scale inhibitor and a composite corrosion inhibitor are used, and the composite scale inhibitor contains hydrolytic polymaleic anhydride (HPMA), a pH value regulator and benzotriazole (BTA); the composite corrosion inhibitor contains a zinc salt, an AMPS terpolymer, HPMA, an acrylic acid-acrylate copolymer (T-225) and a tracer agent, wherein the AMPS terpolymer is an acrylic acid-acrylate-sulfonate copolymer. In the using process, the scale inhibition and dispersion functions of the system are increased through the composite scale inhibitor, meanwhile, the pH value of the system is adjusted, the pH value of circulating water is stably controlled to range from 8.0 to 8.4, and the dosage of the composite scale inhibitor is adjusted in real time through the online pH value. Therefore, the anti-corrosion requirement can be met, and the zinc coating is effectively stabilized and prevented from being damaged.

The application belongs to the technical field of adhesive tapes, and particularly relates to an electrically conductive adhesion-reducing and easy-to-peel adhesive tape and a preparation method thereof. The preparation method of the electrically conductive adhesion-reducing and easy-to-peel adhesive tape comprises the following steps: S1, acrylic acid-acrylate copolymer, tetrahydrofuran acrylate, a thermal adhesion-reducing material, a photoinitiator and a leveling agent are added into a solvent and stirred uniformly to obtain a glue solution; S2, polyacrylonitrile is dissolved in N,N-dimethylformamide, then carbon nanotubes are added and stirred uniformly to obtain a spinning solution, the spinning solution is subjected to electrostatic spinning to obtain a fiber composite material, then the fiber composite material is subjected to pre-oxidation treatment and carbonization treatment in sequence to obtain an electrically conductive heating grid material; S3, the electrically conductive heating grid material is placed in the glue solution for sufficient impregnation, the electrically conductive heating grid material is taken out, dried and subjected to double-sided lamination of an anti-adhesion film, ultraviolet curing, cutting and shaping to obtain the electrically conductive adhesion-reducing and easy-to-peel adhesive tape. The adhesive tape can realize rapid electrically conductive adhesion reduction and has good peeling performance.

The one-step method for preparing acrylic acid / acrylate comprises the following steps: taking methanol and acetic acid as raw materials, or methanol and methyl acetate as raw materials, and reacting at the temperature of 300-450 DEG C under the action of a catalyst to obtain acrylic acid or acrylate, the catalyst comprises vanadium, phosphorus, oxygen elements and a second metal; the second metal comprises a metal element M1 and / or a metal element M2, the metal element M1 comprises one or more than two metal elements selected from Pt, Pd, Ru, Rh, Ti, W, Zr, Ce, La, Zn, Mo and Nb, and the metal element M2 comprises one or more than two metal elements selected from Li, Na, K, Rb, Cs, Mg, Ca, Sr and Ba. According to the method, the acrylic acid / methyl acrylate catalyst is prepared from cheap raw materials, and the catalytic performance is stable.

To provide a pigment dispersion which can prepare an aqueous ink for inkjet, contains a halogen-free pigment as a color material, and is excellent in storage stability.SOLUTION: The pigment dispersion contains a pigment, a dispersant for dispersing the pigment, and water. The pigment is at least one selected from the group consisting of C. I. Pigment Blue 16, C. I. Pigment Blue 60, C. I. Pigment Violet 32, and C. I. Pigment Red 185, and the dispersant is a copolymer having a first unit derived from a styrene-based monomer and a second unit derived from at least one monomer selected from the group consisting of acrylic acid, methacrylic acid, acrylic acid ester, and methacrylic acid ester.SELECTED DRAWING: None

The invention belongs to the field of textile care agents, and particularly relates to a textile care agent and application thereof. The care agent for the textile fabric comprises water serving as a solvent and comprises the following components in percentage by mass: 2%-20% of a moisture absorption and sweat releasing agent, 0.5%-3% of an easy decontaminating agent, 0.2%-2% of a metagen and 0.09%-0.9% of a cool feeling agent, the metabiotics and the cool feeling agent are respectively wrapped in the microcapsules. On the basis of a conventional polyester polyether moisture absorption and sweat releasing care agent, series of microcapsules such as the postbiotics and the acrylic acid-acrylate copolymer are added, and the adhesion amount of the microcapsules such as the postbiotics on the surface of a fabric after rinsing can be effectively increased through the synergistic effect of polyester polyether and the acrylic acid-acrylate copolymer; the microcapsules are released through friction in the wearing process, and the user requirements for long-acting peculiar smell removal, bacteriostasis, cool feeling, aroma enhancement and the like are met.

The invention belongs to the technical field of adhesive tapes, and particularly relates to an electrified visbreaking easy-to-peel adhesive tape and a preparation method thereof. The preparation method of the electrified visbreaking easy-to-peel adhesive tape comprises the following steps: S1, adding an acrylic acid-acrylate copolymer, tetrahydrofuran acrylate, a thermal visbreaking material, a photoinitiator and a flatting agent into a solvent, and uniformly stirring to obtain a glue solution; s2, polyacrylonitrile is dissolved in N, N-dimethylformamide, then carbon nanotubes are added and stirred uniformly, a spinning solution is obtained and subjected to electrostatic spinning, a fiber composite material is obtained and then sequentially subjected to pre-oxidation treatment and carbonization treatment, and an electric heating grid material is obtained; s3, the electric heating grid material is placed in the glue solution to be fully soaked, the electric heating grid material is taken out and dried after soaking is completed, anti-sticking films are attached to the two faces, ultraviolet curing and cutting forming are conducted, and the electrified visbreaking easy-to-peel adhesive tape is obtained. The adhesive tape can realize quick power-on viscosity reduction and has good stripping performance.

The invention provides a modified polyacrylate emulsion lithium battery binder with an interpenetrating network structure and a preparation method thereof, and relates to the technical field of lithium ion battery preparation. The modified polyacrylate emulsion lithium battery binder with the interpenetrating network structure is prepared from the following raw materials in percentage by mass: polyacrylic acid, an epoxy group-containing monomer, a flexible allyl monomer, a heat-resistant monomer, an emulsifier, an initiator and water, the polyacrylic acid is prepared from the following raw materials: acrylic acid, an acrylate monomer, acrylonitrile, water and sodium persulfate. By introducing the second flexible polymer network into the first network in situ, a multi-layer cross-linked stable topological structure is formed, and the elastic recovery rate and creep resistance of the material are remarkably enhanced on the premise of not sacrificing the strong adhesion force of polyacrylic acid, so that the material effectively adapts to the volume change in the charging and discharging process.