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115results about How to "Sufficient material" patented technology

Rapid Ink-Charging Of A Dry Ink Discharge Nozzle

The present teachings relate to methods and apparatus for depositing one or more materials (e.g., one or more films, such as one or more solids) on one or more substrates, which may form part of an OLED or other type(s) of display. In some embodiments, the disclosure relates to apparatus and methods for depositing ink on one or more substrates. The apparatus can include, for example, one or more chambers for receiving ink, and plural orifices configured in the one or more chambers which are adapted for ejecting droplets of the ink; a discharge nozzle comprising an array of micro-pores (e.g., configured in a rectangular array), with each micro-pore having an inlet port and an outlet port, and the discharge nozzle receiving plural quantities (e.g., droplets) of ink from the chamber(s) via the orifices at the inlet ports and dispensing the ink from the outlet ports. The droplets of ink can be received at unique, spaced-apart locations on the inlet ports of the discharge nozzle. In some embodiments, a single liquid ink-holding chamber, which includes plural orifices (e.g., three), receives ink in liquid form having a plurality of suspended particles, and droplets of the ink are ejected substantially simultaneously from the chamber to respective, spaced-apart locations on the discharge nozzle; and the discharge nozzle evaporates the carrier liquid and deposits the solid particles on one or more substrates.
Owner:KATEEVA

Lithium ion battery anode material and preparation method thereof

The invention discloses a lithium ion battery anode material and a preparation method thereof. The preparation method comprises the following steps: (1), preparing thermal expansion graphite sheets; (2), mixing nano silicon powder, cane sugar and the thermal expansion graphite sheets, adding the obtained mixture to a mixed solution of ethanol and deionized water, stirring and then carrying out solution ball-milling, wherein the ball-milling speed is 800-1600rpm and the ball-milling time is 2-4 hours, so as to obtain an anode material precursor solution; and (3), drying the anode material precursor solution, and carrying out carbonization heat treatment in the atmosphere of a protective gas, so as to obtain the lithium ion battery anode material. The structure characteristics of the lithium ion battery anode material are that nano silicon particles are evenly dispersed on a graphene nanosheet base body and the outermost layer is coated with carbon. The preparation method disclosed by the invention is a method of combining heat treatment with solution ball-milling, and has the characteristics of being simple, efficient and the like; industrialized production is easy to realize; and the lithium ion battery anode material prepared by the method has the advantages of stable structure, good cycle performance and the like.
Owner:SOUTH CHINA UNIV OF TECH
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