Abstract: A container for containing a raw material of a chemical liquid and a method of preparing a container are provided. The container at least includes an inner wall and solvent-treated surface of the inner wall. The method of preparing a container includes treating a surface of the inner wall with water and treating the surface the inner wall with an organic solvent.

Abstract: A container for containing a raw material of a chemical liquid and a method of preparing a container are provided. The container at least includes an inner wall and solvent-treated surface of the inner wall. The method of preparing a container includes treating a surface of the inner wall with water and treating the surface the inner wall with an organic solvent.

Abstract: A chemical liquid manufacturing apparatus is provided. The manufacturing apparatus at least includes an ion exchange medium and an ion adsorption medium configured downstream from the ion exchange medium. A material of the ion adsorption medium includes a resin material having an amide bond or an imide bond.

Abstract: A method for process a chemical liquid is provided. The method includes at least providing a system having at least one filtration medium, treatment the system with a treatment liquid having a content of iron (Fe) and calcium (Ca) of about 10 ppb or less, and processing a chemical liquid using an apparatus having the system configured therein after the treatment process.

Abstract: A chemical liquid manufacturing apparatus is provided. The manufacturing apparatus at least includes an ion exchange medium and an ion adsorption medium configured downstream from the ion exchange medium. A material of the ion adsorption medium includes a resin material having an amide bond or an imide bond. A manufacturing method of a chemical liquid using the apparatus is also provided.

Abstract: A chemical liquid manufacturing apparatus, including a first system and a second system, is provided. The first system includes at least one first filtration medium, selected from a first filter, a first ion exchange membrane and a first ion adsorption membrane, wherein the first system is configured to process a material of at least one time. The second system includes at least one second filtration medium, selected from a second filter, a second ion exchange membrane and a second ion adsorption membrane, wherein the second system is configured for recirculation and to process the material of at least two times.

Abstract: The present disclosure is directed to methods of purifying solvents. The purified solvents can be used for cleaning a semiconductor substrate in a multistep semiconductor manufacturing process.

Abstract: A container for containing a raw material of a chemical liquid and a method of preparing a container are provided. The container at least includes an inner wall and solvent-treated surface of the inner wall. The method of preparing a container includes treating a surface of the inner wall with water and treating the surface the inner wall with an organic solvent.

Abstract: A chemical liquid manufacturing apparatus is provided. The manufacturing apparatus at least includes an ion exchange medium and an ion adsorption medium configured downstream from the ion exchange medium. A material of the ion adsorption medium includes a resin material having an amide bond or an imide bond. A manufacturing method of a chemical liquid using the apparatus is also provided.

Abstract: The present disclosure is directed to methods of purifying solvents. The purified solvents can be used for cleaning a semiconductor substrate in a multistep semiconductor manufacturing process.

Abstract: A chemical liquid manufacturing apparatus is provided. The manufacturing apparatus includes at least one filtration medium selected from an ion exchange medium and an ion medium, and a temperature control unit configured to control the temperature of a material to be processed by the at least one filtration medium. A method of manufacturing a chemical liquid using the apparatus is also provided.

Abstract: A method for process a chemical liquid is provided. The method includes at least providing a system having at least one filtration medium, treatment the system with a treatment liquid having a content of iron (Fe) and calcium (Ca) of about 10 ppb or less, and processing a chemical liquid using an apparatus having the system configured therein after the treatment process.

Abstract: A chemical liquid manufacturing apparatus, including a first system and a second system, is provided. The first system includes at least one first filtration medium, selected from a first filter, a first ion exchange membrane and a first ion adsorption membrane, wherein the first system is configured to process a material of at least one time. The second system includes at least one second filtration medium, selected from a second filter, a second ion exchange membrane and a second ion adsorption membrane, wherein the second system is configured for recirculation and to process the material of at least two times.

Abstract: The present invention relates to a container for dispensing vertically configured wipes, which provides improved sequential dispensing of the contained wipes while permitting enhanced accessibility to the wipes within the container.

Abstract: The present invention relates to a container for dispensing vertically configured wipes, which provides improved sequential dispensing of the contained wipes while permitting enhanced accessibility to the wipes within the container.

Abstract: The present invention relates to a container for dispensing vertically configured wipes, which provides improved sequential dispensing of the contained wipes while permitting enhanced accessibility to the wipes within the container.

Abstract: The present invention relates to provide a dispensing aperture for a container comprising vertically stacked wipes, which provides improved sequential dispensing of the contained wipes while permitting enhanced accessibility to the wipes within the container.

Abstract: The present invention relates to a container for dispensing vertically configured wipes, which provides improved sequential dispensing of the contained wipes while permitting enhanced accessibility to the wipes within the container.