公开(公告)号：US20060273713A1

公开(公告)日：2006-12-07

申请号：US11143167

申请日：2005-06-02

Applicant: Rajesh Mehta ,  Ramesh Jagannathan ,  Bradley Houghtaling ,  Robert Link ,  Kelly Robinson ,  Ross Sprout

Inventor： Rajesh Mehta ,  Ramesh Jagannathan ,  Bradley Houghtaling ,  Robert Link ,  Kelly Robinson ,  Ross Sprout

IPC: H01L51/50 ,  H01L51/56

CPC classification number: H01L51/0008 ,  H01L51/56

Abstract: In accordance with one embodiment, the present invention is directed towards a process for forming an organic electroluminescent device comprising depositing on a substrate at least first and second electrode layers and an organic EL element comprising one or more organic material layers between the first and second electrode layers, wherein at least one organic material layer of the EL element is deposited by providing a continuous stream of amorphous solid particles of organic material suspended in at least one carrier gas, the solid particles having a volume-weighted mean particle diameter of less than 500 nm, and depositing particles of the organic material to form a thin uniform layer of the organic material on the substrate surface.

Abstract translation: 根据一个实施例，本发明涉及一种用于形成有机电致发光器件的方法，该方法包括至少在第一和第二电极层上沉积衬底，以及在第一和第二电极之间包括一个或多个有机材料层的有机EL元件 其中通过提供悬浮在至少一种载气中的有机材料的无定形固体颗粒的连续流来沉积EL元件的至少一个有机材料层，固体颗粒的体积加权平均粒径小于500 并沉积有机材料的颗粒，以在衬底表面上形成薄均匀的有机材料层。

公开(公告)号：US20050218076A1

公开(公告)日：2005-10-06

申请号：US10814354

申请日：2004-03-31

Applicant: Rajesh Mehta ,  Ramesh Jagannathan ,  Seshadri Jagannathan ,  Robert Zabelny ,  Ross Sprout ,  Carl Burns

Inventor： Rajesh Mehta ,  Ramesh Jagannathan ,  Seshadri Jagannathan ,  Robert Zabelny ,  Ross Sprout ,  Carl Burns

IPC: A61K9/14 ,  B01D11/02 ,  B01F3/04 ,  B01F3/12 ,  B01F7/22 ,  B01J2/04

CPC classification number: B01F3/1207 ,  A61K9/145 ,  B01F7/22 ,  B01F2003/0064 ,  B01F2003/04092 ,  B01J2/04

Abstract: A process for the formation of particulate material of a desired substance including: (i) charging a particle formation vessel with a supercritical fluid; (ii) agitating the contents of the particle formation vessel with a rotary agitator, creating a relatively highly agitated zone and a bulk mixing zone; (iii) introducing into the agitated particle formation vessel at least a first feed stream comprising at least a solvent and the desired substance dissolved therein and a second feed stream comprising the supercritical fluid through a second feed stream introduction port, wherein the desired substance is less soluble in the supercritical fluid relative to its solubility in the solvent, and wherein the first and second feed streams are introduced into the highly agitated zone of the particle formation vessel and the first feed stream is dispersed in the supercritical fluid by action of the rotary agitator, allowing extraction of the solvent into the supercritical fluid, and (iv) precipitating particles of the desired substance in the particle formation vessel with a volume-weighted average diameter of less than 100 nanometers.

Abstract translation: 用于形成所需物质的颗粒材料的方法，包括：（i）用超临界流体填充颗粒形成容器; （ii）用旋转搅拌器搅拌颗粒形成容器的内容物，产生相对高度搅拌的区域和本体混合区域; （iii）将搅拌的颗粒形成容器至少包含至少包含溶剂和溶解在其中的所需物质的第一进料流和通过第二进料流引入口包含超临界流体的第二进料流，其中所需物质较少 相对于其在溶剂中的溶解度可溶于超临界流体，并且其中将第一和第二进料流引入到颗粒形成容器的高度搅拌的区域中，并且通过旋转搅拌器的作用将第一进料流分散在超临界流体中 允许将溶剂萃取到超临界流体中，和（iv）以小于100纳米的体积加权平均直径在颗粒形成容器中沉淀所需物质的颗粒。

公开(公告)号：US20060275542A1

公开(公告)日：2006-12-07

申请号：US11143180

申请日：2005-06-02

Applicant: Rajesh Mehta ,  Ramesh Jagannathan ,  Bradley Houghtaling ,  Robert Link ,  Kelly Robinson ,  Ross Sprout ,  Kenneth Reed ,  Alok Verma ,  Scott Mahon ,  Robledo Gutierrez ,  Thomas Blanton ,  Jill Fornalik

Inventor： Rajesh Mehta ,  Ramesh Jagannathan ,  Bradley Houghtaling ,  Robert Link ,  Kelly Robinson ,  Ross Sprout ,  Kenneth Reed ,  Alok Verma ,  Scott Mahon ,  Robledo Gutierrez ,  Thomas Blanton ,  Jill Fornalik

IPC: B05D1/12

CPC classification number: B05D1/025 ,  H01L51/0008 ,  H01L51/56

Abstract: A process for the deposition of a thin film of a desired material on a surface comprising: (i) providing a continuous stream of amorphous solid particles of desired material suspended in at least one carrier gas, the solid particles having a volume-weighted mean particle diameter of less than 500 nm, at an average stream temperature below the glass transition temperature of the solid particles of desired material, (ii) passing the stream provided in (i) into a heating zone, and heating the stream in the heating zone to elevate the average stream temperature to above the glass transition temperature of the solid particles of desired material, wherein no substantial chemical transformation of the desired material occurs due to heating of the desired material, (iii) exhausting the heated stream from the heating zone through at least one distributing passage, at a rate substantially equal to its rate of addition to the heating zone in step (ii), wherein the carrier gas does not undergo a thermodynamic phase change upon passage through heating zone and distribution passage, and (iv) exposing a receiver surface that is at a temperature below the temperature of the heated stream to the exhausted flow of the heated stream, and depositing particles of the desired material to form a thin uniform layer of the desired material on the receiver surface.

Abstract translation: 一种用于在表面上沉积所需材料的薄膜的方法，包括：（i）提供悬浮在至少一种载气中的所需材料的无定形固体颗粒的连续流，所述固体颗粒具有体积加权平均颗粒 直径小于500nm，平均流温度低于所需材料的固体颗粒的玻璃化转变温度，（ii）使（i）中提供的流进入加热区，并将加热区中的流加热至 将平均流温度提高到所需材料的固体颗粒的玻璃化转变温度以上，其中由于所需材料的加热而不会发生所需材料的实质化学转化，（iii）将加热的流从加热区排出通过 至少一个分配通道，其速率基本上等于其在步骤（ii）中加热区的加入速率，其中载气不经历 在通过加热区和分配通道的过程中，流体动力学相位变化，和（iv）使处于低于加热流的温度的温度的接收器表面暴露于经加热的流的排出的流中，并沉积所需材料的颗粒以形成 接收器表面上所需材料的薄均匀层。