41 results about "Paper battery" patented technology

Disclosed is a paper battery that includes a cellulosic substrate having absorbed thereon an electrolyte material and first and second barrier substrates disposed on opposite sides of the cellulosic substrate. Each of the first and second barrier substrates have an electrode printed thereon. At least one of the first and second barrier substrates includes first and second polymer layers. Further disclosed is a method of manufacturing a paper battery that includes the steps of absorbing an electrolyte material onto a cellulosic substrate and disposing on opposite sides of the cellulosic substrate first and second barrier substrates. Each of the first and second barrier substrates have an electrode printed thereon. At least one of the first and second barrier substrates includes first and second polymer layers.

The invention provides a liquid active magnesium-cuprous chloride paper battery and a preparation method thereof. The magnesium-cuprous chloride paper battery is composed of the following successively laminated components: a magnesium negative electrode, fiber paper having absorbed an electrolyte, diaphragm paper coated with CuCl active slurry and a carbon current collector. The preparation method comprises the following steps: passivating the magnesium negative electrode and preparing the electrolyte with a magnesium salt concentration of 0.1 to 1.0 M and a corrosion inhibitor concentration of 0.02 to 0.06 M; dipping the fiber paper in the electrolyte and then drying the fiber paper at a temperature of 40 to 50 DEG C for subsequent usage; mixing CuCl, a conductive agent and an additive according to a mass ratio of 80-90: 10-20: 0.1-1, carrying out ball milling to obtain CuCl mixed powder, then weighing a certain amount of the CuCl mixed powder, adding deionized water into the weighed CuCl mixed powder to prepare the CuCl active slurry, then coating the CuCl active slurry on the surface of the diaphragm paper and drying the diaphragm paper at a temperature of 30 to 40 DEG C for subsequent usage; and successively superposing a layer of absorbent paper having absorbed the electrolyte, the diaphragm paper coated with the CuCl active slurry and the carbon current collector on the surface of the magnesium electrode, leading out positive and negative wires and carrying out vacuum packaging with a plastic film. The liquid active magnesium-cuprous chloride paper battery provided by the invention has excellent storage performance and does not lose efficacy after long-term storage, and the voltage of a battery cell reaches 1.8 to 2.0 V.

The embodiment of the invention provides an automatic laminating device for positive and negative electrode plates of a paper battery. The automatic laminating device comprises a positive electrode unwinding portion, a negative electrode unwinding portion, a positive and negative electrode pressing portion and a finished product winding portion; the positive electrode unwinding portion is arranged on the input side of the negative electrode unwinding portion; the positive and negative electrode pressing portion is arranged on the output side of the negative electrode unwinding portion; and the finished product winding portion is arranged on the output side of the positive and negative electrode pressing portion. According to the device and method, full-automatic integrated operation from positive and negative electrode feeding to positive and negative electrode patch pressing and recycling is achieved; meanwhile, a positive electrode feeding portion and a negative electrode feeding portion are provided with positive electrode incoming material edge guide plates so that positive electrode incoming materials can be adjusted leftwards and rightwards, and the problem of deviation of the positive electrode incoming materials is solved; and the negative electrode feeding portion adopts the mode of combining a negative electrode adhesive unwinding assembly and a negative electrode adhesive taking assembly, so that not only stripping of negative electrode roll materials is facilitated, but also laminating treatment of the positive electrode incoming materials and stripped negative electrode incoming materials is facilitated.

The invention provides a coating material used for a paper electrode, the paper electrode produced by the coating material, and a paper battery. A graphene conducting paper is prepared by a carbon material, a paper pulp and an auxiliary agent with mass ratio of 5-10: 34-57: 6-9; wherein the nano carbon material at least comprises graphene, and the auxiliary agent is one or more selected from modified starch, anionic polyacrylamide, polyvinyl alcohol and carboxymethyl cellulose. The coating material used in the field of the paper battery has the advantages of increasing specific capacity, increasing stable battery performance, and increasing the battery life.

The disclosure describes compositions and methods for producing a change in the voltage at which hydrogen gas is produced in a lead acid battery. The compositions and methods relate to producing a concentration of one or more metal ions in the lead acid battery electrolyte. The compositions include glass based compositions that are included as part of various battery components, such as the battery separator, pasting paper, additives to battery paste, etc.

The invention relates to a liquid activated zinc manganese paper battery and a preparation method of the battery; the liquid activated zinc manganese paper battery is formed by sequentially laminating a zinc cathode, a piece of fiber paper absorbed with electrolyte, a piece of coated layer paper coated with MnO2 active slurry, and a carbon collector; the preparation method comprises the steps of: preparing the electrolyte according to the mass ratio of ZnCl2 to NH4Cl to CaCl2 of (5-30): (5-50): (3-10); soaking the fiber paper into the electrolyte, and drying at 40-50 DEG C for later use; firstly mixing MnO2, a conductive agent and an additive according to the mass ratio of (80-90): (10-20): (0.1-1.0), then carrying out ball-milling to obtain MnO2 mixed powder; adding deionized water into the MnO2 mixed powder to prepare the MnO2 active slurry, then blade coating the MnO2 active slurry onto the surface of the coated layer paper, and drying at 40-50 DEG C for later use; sequentially overlying the fiber paper absorbed with the electrolyte, the coated layer paper coated with the MnO2 active slurry and the carbon collector on the surface of the zinc foil cathode, and leading out a positive pole lead and a negative pole lead; and finally, carrying out vacuum encapsulation by a plastic film. The battery disclosed by the invention is excellent in storage performance and can be stored for a long time without becoming invalid; and the voltage of the single battery reaches 1.5-1.6V.

The invention discloses a preparation method of an electrochemiluminescence sensor for detecting organophosphorus pesticide residues powered by a paper battery. The preparation process of paper batteries includes designing and printing hydrophobic wax patterns, as shown in the attached figure; constructing filling area, salt bridge area, electrolyte area, battery area and connection line area; paper battery assembly. The preparation process of the electrochemiluminescent sensor for detecting organophosphorus pesticide residues includes electrode pretreatment, electrode modification and detection process. The preparation method of the sensor is simple, the paper battery is used as the power and the price is low, and it is of great significance for the detection of organophosphorus pesticide residues in agricultural by-products.