Patent application number | Description | Published |
20100171780 | 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. | 07-08-2010 |
20110008541 | METHOD AND APPARATUS FOR ORGANIC VAPOR PRINTING - In one embodiment, the disclosure relates to providing a first gas stream carrying vaporized material and depositing the vaporized material onto a substrate by directing a plurality of gas streams containing the vaporized material to a substrate, forming an gas curtain around the streams to prevent its dissemination beyond a target print area, and allowing the vaporized material to condense on the target print area. In another embodiment, heat is used to regulate the flow of the material and the thickness of the deposited layer. | 01-13-2011 |
20110293818 | Method and Apparatus for Depositing A Film Using A Rotating Source - The disclosure generally relates to a method and apparatus for depositing a substantially solid film onto a substrate. The solid film can be an Organic Light-Emitting Diode (“OLED”). In one embodiment, the disclosure relates to using a material supply, a rotating or moving mechanism having at least one transfer surface which is supplied with film material in one orientation and delivers film material to the substrate at a second orientation such that film material delivered to the substrate deposits in substantially solid form. The delivery to the substrate can be performed without the transfer surface materially contacting the substrate. The film material can be deposited on the transfer surface in either solid form or in liquid form (e.g., as a mixture of carrier liquid and dissolved or suspended film material). | 12-01-2011 |
20120237679 | APPARATUS AND METHODS FOR DEPOSITING ONE OR MORE ORGANIC MATERIALS ON A SUBSTRATE - Embodiments are disclosed of apparatus and methods for depositing one or more organic materials onto a substrate. One or more thin films can thereby be formed. The organic materials can be those employed in organic LED (OLED) technologies. | 09-20-2012 |
20120282840 | 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 for ejecting droplets of the ink. The ejected droplets of ink can be received at unique, spaced-apart locations. 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 dissolved or suspended particles, and droplets of the ink are ejected substantially simultaneously to respective, spaced-apart locations on one or more substrates. | 11-08-2012 |
20130004656 | APPARATUS AND METHOD TO SEPARATE CARRIER LIQUID VAPOR FROM INK - Systems, apparatuses, and methods are provided that include or use a chuck, an inkjet printhead, and a gas knife to form film layers on a substrate, which have uniform feature dimensions and which avoid pile-up of inkjet ink. In some systems, a gas movement device is used instead of a gas knife. The systems, apparatus, and methods can be used to print layers on a substrate, which are used in an organic light-emitting device. | 01-03-2013 |
20130208040 | METHOD AND APPARATUS FOR THERMAL JET PRINTING - The disclosure relates to a method for depositing films on a substrate which may form part of an LED or other types of display. In one embodiment, the disclosure relates to an apparatus for depositing ink on a substrate. The apparatus includes a chamber for receiving ink; a discharge nozzle having an inlet port and an outlet port, the discharge nozzle receiving a quantity of ink from the chamber at the inlet port and dispensing the quantity of ink from the outlet port; and a dispenser for metering the quantity of ink from the chamber to the inlet port of the discharge nozzle; wherein the chamber receives ink in liquid form having a plurality of suspended particles and the quantity of ink is pulsatingly metered from the chamber to the discharge nozzle; and the discharge nozzle evaporates the carrier liquid and deposits the solid particles on the substrate. | 08-15-2013 |
20130208041 | METHOD AND APPARATUS FOR CONTROLLING FILM DEPOSITION - The disclosure relates to a method for depositing films on a substrate which may form part of an LED or other types of display. In one embodiment, the disclosure relates to an apparatus for depositing ink on a substrate. The apparatus includes a chamber for receiving ink; a discharge nozzle having an inlet port and an outlet port, the discharge nozzle receiving a quantity of ink from the chamber at the inlet port and dispensing the quantity of ink from the outlet port; and a dispenser for metering the quantity of ink from the chamber to the inlet port of the discharge nozzle; wherein the chamber receives ink in liquid form having a plurality of suspended particles and the quantity of ink is pulsatingly metered from the chamber to the discharge nozzle; and the discharge nozzle evaporates the carrier liquid and deposits the solid particles on the substrate. | 08-15-2013 |
20130209668 | METHOD AND APPARATUS FOR DEPOSITING FILMS - The disclosure relates to a method for depositing films on a substrate which may form part of an LED or other types of display. In one embodiment, the disclosure relates to an apparatus for depositing ink on a substrate. The apparatus includes a chamber for receiving ink; a discharge nozzle having an inlet port and an outlet port, the discharge nozzle receiving a quantity of ink from the chamber at the inlet port and dispensing the quantity of ink from the outlet port; and a dispenser for metering the quantity of ink from the chamber to the inlet port of the discharge nozzle; wherein the chamber receives ink in liquid form having a plurality of suspended particles and the quantity of ink is pulsatingly metered from the chamber to the discharge nozzle; and the discharge nozzle evaporates the carrier liquid and deposits the solid particles on the substrate. | 08-15-2013 |
20140063094 | METHOD AND APPARATUS FOR CONTROLLING FILM DEPOSITION - The disclosure relates to a method for depositing films on a substrate which may form part of an LED or other types of display. In one embodiment, the disclosure relates to an apparatus for depositing ink on a substrate. The apparatus includes a chamber for receiving ink; a discharge nozzle having an inlet port and an outlet port, the discharge nozzle receiving a quantity of ink from the chamber at the inlet port and dispensing the quantity of ink from the outlet port; and a dispenser for metering the quantity of ink from the chamber to the inlet port of the discharge nozzle; wherein the chamber receives ink in liquid form having a plurality of suspended particles and the quantity of ink is pulsatingly metered from the chamber to the discharge nozzle; and the discharge nozzle evaporates the carrier liquid and deposits the solid particles on the substrate. | 03-06-2014 |
20140184683 | Techniques for Print Ink Volume Control to Deposit Fluids Within Precise Tolerances - An ink printing process employs per-nozzle droplet volume measurement and processing software that plans droplet combinations to reach specific aggregate ink fills per target region, guaranteeing compliance with minimum and maximum ink fills set by specification. In various embodiments, different droplet combinations are produced through different print head/substrate scan offsets, offsets between print heads, the use of different nozzle drive waveforms, and/or other techniques. Optionally, patterns of fill variation can be introduced so as to mitigate observable line effects in a finished display device. The disclosed techniques have many other possible applications. | 07-03-2014 |
20140197396 | High Resolution Organic Light-Emitting Diode Devices, Displays, and Related Method - In accordance with an exemplary embodiment of the present disclosure, a method of manufacturing an organic light-emissive display can be provided. A plurality of electrodes can be provided on a substrate. A first hole conducting layer can be deposited via inkjet printing over the plurality of electrodes on the substrate. A liquid affinity property of selected surface portions of the first hole conducting layer can be altered to define emissive layer confinement regions. Each emissive layer confinement region can have a portion that respectively corresponds to each of the plurality of electrodes provided on the substrate. An organic light-emissive layer can be deposited via inkjet printing within each emissive layer confinement region. | 07-17-2014 |
20140331932 | Method and Apparatus for Organic Vapor Printing - In one embodiment, the disclosure relates to providing a first gas stream carrying vaporized material and depositing the vaporized material onto a substrate by directing a plurality of gas streams containing the vaporized material to a substrate, forming an gas curtain around the material to condense on the target print area. In another embodiment, heat is used to regulate the flow of the material and the thickness of the deposited layer. | 11-13-2014 |
20140332798 | Materials and Methods for OLED Microcavities and Buffer Layers - The present teachings provide methods for forming organic layers for an organic light-emitting device (OLED) using an inkjet printing or thermal printing process. The method can further use one or more additional processes, such as vacuum thermal evaporation (VTE), to create an OLED stack. OLED stack structures are also provided wherein at least one of the charge injection or charge transport layers is formed by an inkjet printing or thermal printing method at a high deposition rate. The structure of the organic layer can be amorphous, crystalline, porous, dense, smooth, rough, or a combination thereof, depending on deposition parameters and post-treatment conditions. An OLED microcavity is also provided and can be formed by one of more of the methods. | 11-13-2014 |