摘要:
Disclosed herein is a surface treating method using a Couette-Taylor reactor wherein a washing, neutralization, heavy metal removal, etc. can be efficiently carried out, while saving a surface treating time and a treatment liquid and enhancing a treatment efficiency by using a Taylor eddy current which in general is formed at a Couette-Taylor reactor. The surface treatment method using a Couette-Taylor reactor formed of a cylindrical reaction chamber and a cylindrical rotation body which is configured to rotate in the reaction chamber may include (1) a supply step wherein a surface treatment thing and a surface treatment liquid are supplied into the reaction chamber; and (2) a treatment step wherein the surface treatment thing is stayed in the reaction chamber while rotating the cylindrical rotation body, and the stay time of the surface treatment thing is in a range of 1 minute to 6 hours.
摘要:
The present invention relates to an apparatus for manufacturing particles and a method for manufacturing particles using the apparatus, which apparatus includes: at least one first reactor, where the first reactor includes a hollow main body extending in the lengthwise direction, first and second raw material inlets formed at the one side end of the main body to open into the main body, a reactant outlet formed at the other side end of the main body in position to the first and second raw material inlets to open into the main body, and a mixing means formed in the hollow inside of the main body to mix materials fed from the first and second raw material inlets; a second reactor connected to the one side of the first reactor, where the second reactor includes a non-revolving hollow cylinder extending in the lengthwise direction, a revolving body extending in the lengthwise direction to separate from the inner wall of the cylinder, a driver portion connected to the one side end of the revolving body to rotate the revolving body, a reactant inlet formed on the outer circumference at the one side end of the cylinder based on the lengthwise direction of the cylinder to open into the cylinder and connected to the reactant outlet of the first reactor, an outlet formed at the other side end of the cylinder in opposition to the reactant inlet to open into the cylinder, a heat exchanger material passage formed between the outer circumference and inner circumference of the cylinder to provide a passage for a heat exchanger material, a heat exchanger material inlet connected to the heat exchanger material passage to feed the heat exchanger material, and a heat exchanger material outlet connected to the heat exchanger material passage to discharge the heat exchanger material; a first storage portion connected to the first raw material inlet of the first reactor; and a second storage portion connected to the second raw material inlet of the first reactor. According to the present invention, materials for forming particles are fed into an apparatus including at least two reactors connected in sequence to produce uniformly dispersed particles with high purity.
摘要:
The present invention relates to an apparatus for manufacturing particles and a method for manufacturing particles using the apparatus, which apparatus includes: at least one first reactor, where the first reactor includes a hollow main body extending in the lengthwise direction, first and second raw material inlets formed at the one side end of the main body to open into the main body, a reactant outlet formed at the other side end of the main body in position to the first and second raw material inlets to open into the main body, and a mixing means formed in the hollow inside of the main body to mix materials fed from the first and second raw material inlets; a second reactor connected to the one side of the first reactor, where the second reactor includes a non-revolving hollow cylinder extending in the lengthwise direction, a revolving body extending in the lengthwise direction to separate from the inner wall of the cylinder, a driver portion connected to the one side end of the revolving body to rotate the revolving body, a reactant inlet formed on the outer circumference at the one side end of the cylinder based on the lengthwise direction of the cylinder to open into the cylinder and connected to the reactant outlet of the first reactor, an outlet formed at the other side end of the cylinder in opposition to the reactant inlet to open into the cylinder, a heat exchanger material passage formed between the outer circumference and inner circumference of the cylinder to provide a passage for a heat exchanger material, a heat exchanger material inlet connected to the heat exchanger material passage to feed the heat exchanger material, and a heat exchanger material outlet connected to the heat exchanger material passage to discharge the heat exchanger material; a first storage portion connected to the first raw material inlet of the first reactor; and a second storage portion connected to the second raw material inlet of the first reactor. According to the present invention, materials for forming particles are fed into an apparatus including at least two reactors connected in sequence to produce uniformly dispersed particles with high purity.
摘要:
The present invention relates to an apparatus for manufacturing particles and a method for manufacturing particles using the apparatus, which apparatus includes: at least one first reactor, where the first reactor includes a hollow main body extending in the lengthwise direction, first and second raw material inlets formed at the one side end of the main body to open into the main body, a reactant outlet formed at the other side end of the main body in position to the first and second raw material inlets to open into the main body, and a mixing means formed in the hollow inside of the main body to mix materials fed from the first and second raw material inlets; a second reactor connected to the one side of the first reactor, where the second reactor includes a non-revolving hollow cylinder extending in the lengthwise direction, a revolving body extending in the lengthwise direction to separate from the inner wall of the cylinder, a driver portion connected to the one side end of the revolving body to rotate the revolving body, a reactant inlet formed on the outer circumference at the one side end of the cylinder based on the lengthwise direction of the cylinder to open into the cylinder and connected to the reactant outlet of the first reactor, an outlet formed at the other side end of the cylinder in opposition to the reactant inlet to open into the cylinder, a heat exchanger material passage formed between the outer circumference and inner circumference of the cylinder to provide a passage for a heat exchanger material, a heat exchanger material inlet connected to the heat exchanger material passage to feed the heat exchanger material, and a heat exchanger material outlet connected to the heat exchanger material passage to discharge the heat exchanger material; a first storage portion connected to the first raw material inlet of the first reactor; and a second storage portion connected to the second raw material inlet of the first reactor. According to the present invention, materials for forming particles are fed into an apparatus including at least two reactors connected in sequence to produce uniformly dispersed particles with high purity.
摘要:
Disclosed are an apparatus for manufacturing core-shell particles, the apparatus including: a reactor including an irrotational hollow cylinder extended in a longitudinal direction, a rotor accommodated so as to be spaced apart from an inner wall side of the cylinder and extended in a longitudinal direction, a driving part connected to one end of the rotor and rotating the rotor, a first raw material inlet and a second raw material inlet respectively formed so as to be connected to the interior of the cylinder at an external circumferential side of one end of the cylinder with respect to a longitudinal direction of the cylinder, an outlet formed at another end of the cylinder so as to be connected to the interior of the cylinder in an opposite direction from the first raw material inlet and the second raw material inlet, at least one shell material inlet formed at an external circumferential side of the cylinder and supplying a shell material to the interior of the cylinder, a heat exchange material moving path formed between an external circumferential side and an interior circumference of the cylinder and providing a moving path of a heat exchange material, a heat exchange material inlet connected to the heat exchange material moving path and serving to inject a heat exchange material, and a heat exchange material outlet connected to the heat exchange material moving path and discharging a heat exchange material; a first storage connected to the first raw material inlet of the reactor; a second storage connected to the second raw material inlet of the reactor; a solid-liquid separator connected to the outlet of the reactor and separating a product discharged from the outlet into solid particles and a liquid; and a drier connected to the solid-liquid separator and drying solid particles separated by the solid-liquid separator, and a method of manufacturing the core-shell particles using the same. According to the present invention, an apparatus for manufacturing core-shell particles, particularly core-shell particles used in a positive electrode active material of lithium rechargeable batteries, in order to form a shell on a core by injecting a gas, liquid, and/or solid material in the presence of a liquid-type solvent, is provided. In particular, according to the present invention, the core-shell particles can be prepared by manufacturing a positive electrode active material precursor into a core type and then coating the same in one reactor without a separate coating process.
摘要:
The present invention provides an all-in-one type continuous reactor for preparing a positive electrode active material for a lithium secondary battery, the continuous reactor comprising: a flange unit 12 provided at one side of a cylinder 10; at least one reactant inlet port 13 provided on the flange unit so as to communicate with the reaction chamber 11 and configured to introduce a reactant into the reaction chamber; a reaction product outlet port 14 provided at the other side of the cylinder 10 so as to communicate with the reaction chamber 11 and configured to discharge a reaction product from the reaction chamber; a plurality of extra ports 15 provided between the reactant inlet port 13 and the reaction product outlet port 14 so as to communicate with the reaction chamber 11; a temperature control unit 40 disposed between the inner circumferential surface and outer circumferential surface 10, the temperature control unit 40 comprising a ring-shaped refrigerant chamber 41 and a refrigerant filled in the refrigerant chamber; a pulverizing unit 50 provided in the reactant inlet port 13 and configured to pulverize particles of the reactant that is introduced through the reactant inlet port; a flow rate sensor 60 provided in at least one of the reactant inlet port 13, the reaction product outlet port 14 and the extra ports 15 and configured to sense the flow rate of the reactant; and a flow rate control unit 70 configured to control the flow rate of the reactant, which is introduced through the reactant inlet port 13, on the basis of flow rate data sensed by the flow rate sensor 60.
摘要:
The present invention relates to a purification apparatus and a purification method using the purification apparatus, which apparatus involves diffusing/agitating a solution stored in a solution storage tank with the ultrasonic wave, transferring the solution to a reactor through an air compressor and then mixing the solution in the reactor with a solvent fed through another passage to produce a reactant.