Method and apparatus for vehicle location-based power control of wireless charging inverter

A power control of a wireless charging inverter is provided. Communication is performed between a driving vehicle and an inverter used for wireless charging of a vehicle. Using the location information of the driving vehicle, the time for the driving vehicle to enter the power supply line and the expected time to leave the power supply line are predicted. The power of the inverter is controlled by using the predicted enter and exit time information of the driving vehicle.

APPARATUS FOR CUTTING SUPER ABSORBENT POLYMER AND METHOD FOR PREPARING SUPER ABSORBENT POLYMER USING SAME

The present invention relates to an apparatus for cutting a super absorbent polymer and a method for preparing a super absorbent polymer using the same. The apparatus for cutting a super absorbent polymer of the present invention includes: an injection part for injecting a super absorbent polymer; a first cutter for primarily cutting the super absorbent polymer; a second cutter for secondarily cutting the super absorbent polymer; and a discharging part for discharging the cut super absorbent polymer. 1. An apparatus for cutting a super absorbent polymer , the apparatus comprising:an injection part for injecting a super absorbent polymer;a first cutter for primarily cutting the super absorbent polymer;a second cutter for secondarily cutting the super absorbent polymer; anda discharging part for discharging the cut super absorbent polymer.2. The apparatus of claim 1 , wherein the super absorbent polymer is sheet-shaped.3. The apparatus of claim 1 , wherein the first cutter cuts the super absorbent polymer in a direction parallel to a proceeding direction of the super absorbent polymer.4. The apparatus of claim 3 , wherein the first cutter is a roller-type cutter.5. The apparatus of claim 4 , wherein the roller-type cutter comprises a plurality of blades and rotates in the proceeding direction of the super absorbent polymer.6. The apparatus of claim 5 , further comprising auxiliary blades or grooves which correspond to the blades with the super absorbent polymer interposed therebetween.7. The apparatus of claim 1 , wherein the second cutter cuts the super absorbent polymer in a direction perpendicular to the proceeding direction of the super absorbent polymer.8. The apparatus of claim 1 , wherein the second cutter comprises a blade which makes a rectilinear reciprocating motion.9. The apparatus of claim 8 , further comprising an auxiliary blade or a groove which corresponds to the blade of the second cutter with the super absorbent polymer interposed therebetween.10. A ...

APPARATUS FOR MANUFACTURING HIGH ABSORBENT RESIN AND METHOD FOR MANUFACTURING HIGH ABSORBENT RESIN USING THE SAME

An apparatus for manufacturing a super absorbent polymer, including: a belt installed over two or more rotary shafts and moved in a predetermined direction by the rotation of the rotary shafts; a supply unit supplying a monomer composition to the belt; and a cover covering at least a part of the belt and passing the belt from one side thereof to the other side thereof, wherein the belt includes a horizontal bottom, and lateral jaws provided at both ends of the belt at an angle of 30° to 70° to the horizontal bottom, and the cover includes heat inlets for supplying heat into the cover at both lateral sides thereof. 1. An apparatus for manufacturing a super absorbent polymer , comprising:a belt installed over two or more rotary shafts and moved in a predetermined direction by rotation of the rotary shafts;a supply unit supplying a monomer composition to the belt; anda cover covering at least a part of the belt and passing the belt from one side thereof to the other side thereof,wherein the belt includes a horizontal bottom, and lateral jaws provided at both ends of the belt at an angle of 30° to 70° to the horizontal bottom, andthe cover includes heat inlets for supplying heat into the cover at both lateral sides thereof.2. The apparatus of claim 1 , wherein the cover further includes a light irradiation unit for emitting light to the inside thereof.3. The apparatus of claim 2 , wherein the light irradiation unit emits ultraviolet rays from a top portion of the cover.4. The apparatus of claim 2 , wherein the light irradiation unit is at least one selected from the group consisting of a Xe lamp claim 2 , a mercury lamp claim 2 , and a metal halide lamp.5. The apparatus of claim 1 , wherein the cover further includes an outlet.6. The apparatus of claim 5 , wherein the outlet is located at a top portion of the cover.7. The apparatus of claim 1 , wherein each of the lateral jaws of the belt is made of at least one selected from the group consisting of silicone claim 1 , ...

Apparatus for preparing super-absorbent resin and method for preparing super-absorbent resin using the same

The present disclosure relates to an apparatus for preparing super-absorbent polymer (SAP) and a method for preparing SAP using the same. The apparatus for preparing SAP includes, a belt formed between two or more rotary shafts and traveling in a predetermined direction upon the rotation of the rotary shafts; and a feeding unit feeding a monomer composition to the belt, wherein the belt includes recess patterns at a bottom thereof.

METHOD FOR PREPARING SUPERABSORBENT POLYMER

The present invention relates to a method for preparing a superabsorbent polymer. The method for preparing a superabsorbent polymer according to the present invention includes the steps of: polymerizing monomer compositions in at least two polymerization reactors; grinding the polymers obtained in the polymerization step; drying the polymers; and mixing the polymers. 1. A method for preparing a superabsorbent polymer , the method comprising the steps of:polymerizing monomer compositions in at least two polymerization reactors;grinding the polymers obtained in the polymerization step;drying the polymers; andmixing the polymers.2. The method of claim 1 , wherein the step of mixing the polymers is performed after the step of polymerizing the monomer compositions.3. The method of claim 1 , wherein the step of polymerizing the monomer compositions is performed using belt reactors or kneader reactors.4. The method of claim 1 , further comprising the step of cutting the polymers before the step of grinding the polymers.5. The method of claim 1 , wherein the monomer compositions respectively in the at least two polymerization reactors are different in composition.6. The method of claim 5 , wherein the monomer compositions respectively in the at least two polymerization reactors are different in type of crosslinking agents claim 5 , content of crosslinking agents claim 5 , or type and content of crosslinking agents.7. The method of claim 1 , wherein the at least two polymerization reactors are continuous polymerization reactors.8. The method of claim 1 , further comprising the step of crosslinking a surface of a superabsorbent polymer. The present invention relates to a method for preparing a superabsorbent polymer.A superabsorbent polymer (SAP) is a synthetic polymer material capable of absorbing approximately 500 to 1000 times its weight of water. The superabsorbent polymer has been differently called a superabsorbency material (SAM), an absorbent gel material (AGM), etc. ...

METHOD FOR PREPARING SUPERABSORBENT POLYMER

The present invention relates to a method for preparing a superabsorbent polymer. The method for preparing a superabsorbent according to the present invention includes the steps of: polymerizing a monomer composition into a superabsorbent polymer in a polymerization reactor; grinding the obtained superabsorbent polymer; and hydrolyzing the fine particles generated during the process and reusing the same for the monomer composition. 1. A method for preparing a superabsorbent polymer , comprising:polymerizing a monomer composition into a superabsorbent polymer in a polymerization reactor;pulverizing the superabsorbent polymer; andhydrolyzing fine particles generated during a process and reusing the hydrolyzed fine particles for the monomer composition.2. The method of claim 1 ,wherein the fine particles have an average particle diameter of smaller than 300 μm.3. The method of claim 1 , further comprising:cutting the polymer before the pulverizing of the polymer.4. The method of claim 1 , further comprising:drying the polymer before the pulverizing of the polymer.5. The method of claim 1 , further comprising:surface-crosslinking of surface of the superabsorbent polymer.6. The method of claim 1 , further comprising:classifying the superabsorbent polymer by size.7. The method of claim 1 ,wherein a medium for hydrolyzing the fine particles is an alkali solution.8. The method of claim 7 ,wherein the alkali solution is an aqueous sodium hydroxide solution.9. A method for preparing a superabsorbent polymer claim 7 , comprising:polymerizing a monomer composition into a superabsorbent polymer in a polymerization reactor;pulverizing the superabsorbent polymer; anddirectly reusing fine particles generated during a process for the monomer composition. The present invention relates to a method for preparing a superabsorbent polymer.Superabsorbent polymers (SAPs) are synthetic polymer materials having a function of absorbing moisture of 500 to 1000 times their own weight, and have ...

Super absorbent resin cutting device and super absorbent resin manufacturing method using same

The present invention relates to a super absorbent resin cutting device and a super absorbent resin manufacturing method using the same. The super absorbent resin cutting device according to the present invention includes: an introduction unit for introducing a super absorbent resin; a cutter for cutting the super absorbent resin into pieces; and a discharge unit for discharging the super absorbent resin that has been cut.

Apparatus for manufacturing high absorbent resin and method for manufacturing high absorbent resin using same

An apparatus for manufacturing a super absorbent polymer, comprising: a belt installed over two or more rotary shafts and moved in a predetermined direction by the rotation of the rotary shafts; a supply unit supplying a monomer composition to the belt; and a cover covering at least a part of the belt and passing the belt from one side thereof to the other side thereof, wherein the belt includes a horizontal bottom, and lateral jaws provided at both ends of the belt at an angle of 30° to 70° to the horizontal bottom, and the cover includes heat inlets for supplying heat into the coverat both lateral sides thereof.

Method for producing polyether ketone ketone and polyether ketone ketone produced thereby

超吸收聚合物切割裝置以及使用該超吸收聚合物切割裝置製備超吸收聚合物之方法

本發明提供一種超吸收聚合物(SAP)切割裝置以及使用該SAP切割裝置製備SAP之方法。該SAP切割裝置包括：一進料單元，一SAP被送入該進料單元中；一第一切割器，其初次地切割該SAP；一第二切割器，其二次地切割該SAP；及一釋出單元，其釋出該已被切割之SAP。

Picadora para la preparación de polímero superabsorbente y método para la preparación de polímero superabsorbente utilizando la misma

Se proveen una picadora para la preparación de polímero superabsorbente y un método para la preparación de polímero superabsorbente. De acuerdo con un aspecto de la presente, se provee una picadora para la preparación de polímero superabsorbente, que comprende un conducto tubular que incluye una entrada y una salida, la entrada posee un diámetro mayor que el de la salida, una paleta rotativa dispuesta en el conducto tubular, un plato dispuesto en un lado del conducto tubular y que incluye una pluralidad de agujeros pasantes, y un filo cortante rotativo dispuesto entre el conducto tubular y el plato.

Method for preparing superabsorbent polymer

Aparelho para cortar um polímero superabsorvente, e método para preparar um polímero superabsorvente

APARELHO PARA CORTAR UM POLÍMERO SUPERABSORVENTE, E MÉTODO PARA PREPARAR UM POLÍMERO SUPERABSORVENTE. A presente invenção se refere a um aparelho para cortar um polímero superabsorvente e um método para preparar um polímero superabsorvente utilizando o mesmo. O aparelho para cortar um polímero superabsorvente da presente invenção compreende: uma parte de injeção para injetar um polímero superabsorvente; um primeiro cortador para cortar primariamente o polímero superabsorvente; um segundo cortador para cortar secundariamente o polímero superabsorvente; e uma parte de descarga para descarregar o polímero superabsorvente cortado.