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Preparation method of nickel phthalocyanine/copper phthalocyanine/activated carbon Li/SOCl2 battery positive electrode catalytic material

A battery positive electrode and catalytic material technology, which is applied in the direction of battery electrodes, circuits, electrical components, etc., can solve the problems of poor catalytic performance and unfavorable full reaction of the battery positive electrode, and achieve the goal of improving electron conductivity, catalytic activity, and high conductivity. Effect

Inactive Publication Date: 2020-03-27
SHAANXI UNIV OF SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Usually MPc presents a large block structure, which is not conducive to full reaction
Therefore its effect on Li / SOCl 2 The catalytic performance of the positive electrode of the battery is poor

Method used

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  • Preparation method of nickel phthalocyanine/copper phthalocyanine/activated carbon Li/SOCl2 battery positive electrode catalytic material
  • Preparation method of nickel phthalocyanine/copper phthalocyanine/activated carbon Li/SOCl2 battery positive electrode catalytic material
  • Preparation method of nickel phthalocyanine/copper phthalocyanine/activated carbon Li/SOCl2 battery positive electrode catalytic material

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0021] A kind of nickel phthalocyanine / copper phthalocyanine / activated carbon Li / SOCl 2 A method for preparing a positive electrode catalyst material for a battery, comprising the following steps:

[0022] Step 1: Take 0.80g of phthalic anhydride and 0.08g of phthalic anhydride with a specific surface area of ​​1400m 2 / g of pitch coke activated carbon, urea of ​​1.00g, ammonium molybdate tetrahydrate of 0.10g, nickel chloride hexahydrate of 0.55g and cupric chloride dihydrate of 0.04g are mixed and placed in a mortar and thoroughly ground to obtain mixture;

[0023] Step 2: Put the mixture in a crucible and put it into a muffle furnace, then raise the temperature from room temperature to 130°C at a rate of 7°C / min and keep it for 30 minutes, and then increase the rate of temperature to 250°C at a rate of 7°C / min And keep it warm for 2.5h to carry out solid-phase sintering, and cool to room temperature to obtain a crude product;

[0024] Step 3: Grind the crude product, was...

Embodiment 2

[0029] A kind of nickel phthalocyanine / copper phthalocyanine / activated carbon Li / SOCl 2 A method for preparing a positive electrode catalyst material for a battery, comprising the following steps:

[0030] Step 1: Take 0.60g of phthalic anhydride and 0.06g of phthalic anhydride with a specific surface area of ​​1400m 2 The pitch coke activated carbon of / g, the urea of ​​0.80g, the ammonium molybdate tetrahydrate of 0.08g, the nickel chloride hexahydrate of 0.45g and the cupric chloride dihydrate of 0.03g are mixed and placed in a mortar and thoroughly ground to obtain mixture;

[0031] Step 2: Put the mixture in a crucible and place it in a muffle furnace, then start from room temperature at 6 °C min -1 The heating rate was raised to 120°C and kept for 20 minutes, and then raised to 230°C at a heating rate of 6°C / min and kept for 2 hours for solid-phase sintering, and cooled to room temperature to obtain a crude product;

[0032] Step 3: Grind the crude product, wash and p...

Embodiment 3

[0034] A kind of nickel phthalocyanine / copper phthalocyanine / activated carbon Li / SOCl 2 A method for preparing a positive electrode catalyst material for a battery, comprising the following steps:

[0035] Step 1: Take 1.00g of phthalic anhydride and 0.10g of phthalic anhydride with a specific surface area of ​​1400m 2 The pitch coke activated carbon of / g, the urea of ​​1.20g, the ammonium molybdate tetrahydrate of 0.12g, the nickel chloride hexahydrate of 0.65g and the cupric chloride dihydrate of 0.05g are mixed and then placed in a mortar and thoroughly ground evenly to obtain mixture;

[0036] Step 2: Put the mixture in a crucible and put it into a muffle furnace, then raise the temperature from room temperature to 140°C at a rate of 8°C / min and keep it for 40 minutes, and then increase the rate of temperature to 270°C at a rate of 8°C / min And keep warm for 3h to carry out solid phase sintering, cool to room temperature, get crude product;

[0037]Step 3: Grind the cru...

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Abstract

The invention discloses a preparation method of a nickel phthalocyanine / copper phthalocyanine / activated carbon Li / SOCl2 battery positive electrode catalytic material. The method comprises the following steps of respectively grinding and then mixing phthalic anhydride, pitch coke activated carbon, urea, ammonium molybdate tetrahydrate, nickel chloride hexahydrate and copper chloride dihydrate to obtain a mixture; putting the mixture into a crucible, carrying out solid-phase sintering at 110-290 DEG C, and cooling to room temperature to obtain a crude product; and grinding the crude product, purifying and drying to obtain the nickel phthalocyanine / copper phthalocyanine / activated carbon Li / SOCl2 battery positive electrode catalytic material. The prepared positive electrode catalytic materialhas the excellent catalytic performance for the Li / SOCl2 batteries.

Description

technical field [0001] The invention belongs to the technical field of battery electrode catalytic materials, and relates to nickel phthalocyanine / copper phthalocyanine / activated carbon Li / SOCl 2 A method for preparing a positive electrode catalyst material for a battery. Background technique [0002] Li / SOCl 2 Batteries have the advantages of high specific energy, high working voltage, long storage life, wide operating temperature range and low annual self-discharge rate, and are widely used in aerospace, missile launch, oil exploration, medical equipment and civilian instruments. SOCl 2 It is a carbon positive electrode active material, and the carbon positive electrode is used as the SOCl of the positive electrode 2 The support for the reduction reaction, the structure of the carbon electrode will affect the reaction rate and ultimately affect the performance of the battery. In addition, as the battery continues to discharge, the carbon cathode is covered by insoluble...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01M4/90H01M4/88
CPCH01M4/8825H01M4/90H01M4/9041H01M4/9075Y02E60/50
Inventor 许占位王盈关伟伟黄剑锋严皓孔硌沈学涛杨军
Owner SHAANXI UNIV OF SCI & TECH
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