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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。
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公开(公告)号：US20050136250A1
公开(公告)日：2005-06-23
申请号：US10744539
申请日：2003-12-22
Applicant: Thomas Blanton , Ramesh Jagannathan , Seshadri Jagannathan , Rajesh Mehta
Inventor： Thomas Blanton , Ramesh Jagannathan , Seshadri Jagannathan , Rajesh Mehta
CPC classification number: C30B29/54 , C30B29/68 , Y10T428/25 , Y10T428/258 , Y10T428/26 , Y10T428/263 , Y10T428/265 , Y10T428/268 , Y10T428/31504
Abstract: A process for the preparation of a self assembled superlattice thin film of organic nanocrystal particles is described comprising: (i) combining one or more functional organic material to be precipitated as nanocrystal particles and one or more surface active material in a compressed CO2 phase with a density of at least 0.1 g/cc, where the functional material is substantially insoluble in the compressed CO2 in the absence of the surfactant, the surfactant comprises a compressed CO2-philic portion and a functional material-philic portion, and the compressed CO2 phase, functional material and surfactant interact to form an aggregated system having a continuous compressed CO2 phase and a plurality of aggregates comprising surfactant and functional material molecules of average diameter less than 50 nanometers dispersed therein; (ii) rapidly depressurizing the compressed CO2 phase thereby precipitating the dispersed functional and surfactant materials in the form of composite organic nanocrystals of average diameter less than 50 nanometers, and (iii) depositing the organic nanocrystals on a substrate surface, wherein the organic nanocrystals form a thin film having an ionic content of less than 0.001 M in equivalent sodium chloride concentration on the substrate surface, and the thin film exhibits a long range periodicity in the arrangement of the organic nanocrystals in a self assembled superlattice structure, as evidenced by x-ray diffraction.
Abstract translation: 描述了制备有机纳米晶体颗粒的自组装超晶格薄膜的方法，其包括：（i）将一种或多种作为纳米晶体颗粒和一种或多种表面活性材料沉淀的官能有机材料合并在压缩的CO 密度为至少0.1g / cc的2相，其中功能材料在不存在表面活性剂的情况下基本上不溶于压缩的CO 2，表面活性剂包括压缩的CO 2， SUB> 2亲水部分和功能材料亲水部分，并且压缩的CO 2相，功能材料和表面活性剂相互作用以形成具有连续压缩CO 2的聚集体系， 包含平均直径小于50纳米的表面活性剂和功能材料分子的多个聚集体分散在其中; （ii）使压缩的CO 2相快速减压，从而使平均直径小于50纳米的复合有机纳米晶体形式的分散的功能性和表面活性剂材料沉淀，和（iii）将有机纳米晶体沉积在 衬底表面，其中有机纳米晶体形成离子含量小于0.001M的氯化钠浓度在基材表面上的薄膜，并且薄膜在有机纳米晶体在自组装中的布置方面表现出长程周期性 超晶格结构，如x射线衍射所证明的。
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公开(公告)号：US20050008424A1
公开(公告)日：2005-01-13
申请号：US10602430
申请日：2003-06-24
Applicant: David Nelson , Sridhar Sadasivan , Ramesh Jagannathan , Seshardi Jagannathan , Glen Irvin , Rajesh Mehta
Inventor： David Nelson , Sridhar Sadasivan , Ramesh Jagannathan , Seshardi Jagannathan , Glen Irvin , Rajesh Mehta
CPC classification number: C09D11/30 , B41J2/2107 , C09D11/36 , C30B7/00
Abstract: An article having multiple spectral deposits is provided. The article can include a support and a single nanomorphic marking material adapted to reflect light having a first spectral content and adapted to reflect light having a second spectral content. The article can include a support and a nanomorphic marking material held by the support that luminesces at a plurality of wavelengths. The article can include a support and marking material having a first particle size and a second particle size. The first particle size reflects a first spectrum and the second particle size reflects a second spectrum. The article can include a support and a marking material held by said support with the marking material including a nanocrystalline particulate having a measurable property non-characteristic of the same marking material in a bulk state.
Abstract translation: 提供了具有多个光谱沉积物的物品。 该物品可以包括支撑体和适于反射具有第一光谱含量的光并适于反射具有第二光谱含量的光的单个纳米标记材料。 该制品可以包括由多个波长发光的由支撑体保持的支撑体和纳米标记材料。 该制品可以包括具有第一粒度和第二粒径的支撑和标记材料。 第一粒度反映第一光谱，第二粒径反映第二光谱。 该制品可以包括由所述支撑件和所述支撑件保持的标记材料，所述标记材料包括纳米晶体颗粒，所述纳米晶体颗粒具有在体状态下相同标记材料的非特征性的可测量性质。
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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
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。
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公开(公告)号：US20060023027A1
公开(公告)日：2006-02-02
申请号：US11222187
申请日：2005-09-08
Applicant: Sridhar Sadasivan , Seshadri Jagannathan , Suresh Sunderrajan , Gary Merz , John Rueping , Glen Irvin , Ramesh Jagannathan , Rajesh Mehta , David Nelson
Inventor： Sridhar Sadasivan , Seshadri Jagannathan , Suresh Sunderrajan , Gary Merz , John Rueping , Glen Irvin , Ramesh Jagannathan , Rajesh Mehta , David Nelson
Abstract: A method and apparatus for delivering solvent free marking material to a receiver is provided. A printhead includes a discharge device having an inlet and an outlet with a portion of the discharge device defining a delivery path. An actuating mechanism is moveably positioned along the delivery path. A material selection device has an inlet and an outlet with the outlet of the material selection device being connected in fluid communication to the inlet of the discharge device. The inlet of the material selection device is adapted to be connected to a pressurized source of a thermodynamically stable mixture of a fluid and a marking material, wherein the fluid is in a gaseous state at a location beyond the outlet of the discharge device.
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Patent Agency Ranking
公开(公告)号：US20050221018A1
公开(公告)日：2005-10-06
申请号：US10815026
申请日：2004-03-31
Applicant: Rajesh Mehta , Ramesh Jagannathan , Seshadri Jagannathan , Kelly Robinson , Karen Pond , Bradley Houghtaling
Inventor： Rajesh Mehta , Ramesh Jagannathan , Seshadri Jagannathan , Kelly Robinson , Karen Pond , Bradley Houghtaling
CPC classification number: B05D1/26 , B05D1/007 , B05D1/06 , B05D1/12 , B05D2401/32 , B05D2401/90 , G03C1/74
Abstract: A process for the deposition of particulate material of a desired substance on a surface includes: (i) charging a particle formation vessel with a compressed fluid; (ii) introducing into the particle formation vessel a first feed stream comprising a solvent and the desired substance dissolved therein and a second feed stream comprising the compressed fluid, wherein the desired substance is less soluble in the compressed fluid relative to its solubility in the solvent and the solvent is soluble in the compressed fluid, and wherein the first feed stream is dispersed in the compressed fluid, allowing extraction of the solvent into the compressed fluid and precipitation of particles of the desired substance; (iii) exhausting compressed fluid, solvent and the desired substance from the particle formation vessel at a rate substantially equal to the rate of addition of such components to the vessel in step (ii) through a restrictive passage to a lower pressure whereby the compressed fluid is transformed to a gaseous state and a flow of particles of the desired substance is formed; and (iv) exposing a receiver surface to the exhausted flow of particles of the desired substance and depositing a uniform layer of particles on the receiver surface.
Abstract translation: 将所需物质的颗粒材料沉积在表面上的方法包括：（i）用压缩流体填充颗粒形成容器; （ii）向颗粒形成容器中引入包含溶剂和所需物质溶解在其中的第一进料流和包含压缩流体的第二进料流，其中所需物质相对于其在溶剂中的溶解度较不溶于压缩流体 并且溶剂可溶于压缩流体中，并且其中第一进料流分散在压缩流体中，允许将溶剂萃取到压缩流体中并沉淀所需物质的颗粒; （iii）通过限制性通道将压缩流体，溶剂和所需物质从所述颗粒形成容器排出，其速率基本上等于步骤（ii）中通过限制性通道将这些组分加入到容器中的速率，由此压缩流体 转化为气态，形成所需物质的颗粒流; 和（iv）将接收器表面暴露于所需物质的排出的颗粒流中，并在接收器表面上沉积均匀的颗粒层。
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公开(公告)号：US07160573B2
公开(公告)日：2007-01-09
申请号：US10460814
申请日：2003-06-12
Applicant: Sridhar Sadasivan , Ramesh Jagannathan , Seshadri Jagannathan , Rajesh Mehta , David J. Nelson , Glen C. Irvin, Jr.
Inventor： Sridhar Sadasivan , Ramesh Jagannathan , Seshadri Jagannathan , Rajesh Mehta , David J. Nelson , Glen C. Irvin, Jr.
IPC: B05D5/06
CPC classification number: B05D1/12 , B05D1/025 , B05D1/04 , B05D1/06 , B05D1/32 , B05D2401/90 , G02B5/223
Abstract: A method of forming a color filter is provided. The method includes providing a mixture of a color filter material and a compressed fluid; providing at least a partially controlled environment for retaining a substrate, the at least partially controlled environment being in fluid communication with the mixture of the color filter material and the compressed fluid; providing a shadow mask in close proximity to the substrate retained in the at least partially controlled environment; and chargably releasing the mixture of the color filter material and the compressed fluid into the at least partially controlled environment, wherein the color filter material becomes free of the compressed fluid prior to contacting the substrate at locations defined by the shadow mask thereby forming a patterned deposition on the substrate.
Abstract translation: 提供一种形成滤色器的方法。 该方法包括提供滤色器材料和压缩流体的混合物; 提供用于保持基底的至少部分受控的环境，所述至少部分控制的环境与所述滤色器材料和所述压缩流体的混合物流体连通; 在保持在所述至少部分控制的环境中的衬底附近提供荫罩; 并且将所述滤色器材料和所述压缩流体的混合物充分地释放到所述至少部分受控的环境中，其中所述滤色器材料在由所述荫罩限定的位置接触所述基板之前变得没有压缩流体，从而形成图案化沉积 在基板上。
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公开(公告)号：US20060041248A1
公开(公告)日：2006-02-23
申请号：US10923937
申请日：2004-08-23
Applicant: David Patton , John Spoonhower , David Nelson , John Pochan , Timothy Keefe , Kenneth Reed , Rajesh Mehta , Ramesh Jagannathan
Inventor： David Patton , John Spoonhower , David Nelson , John Pochan , Timothy Keefe , Kenneth Reed , Rajesh Mehta , Ramesh Jagannathan
IPC: A61K9/22
CPC classification number: A61K9/51 , A61J3/00 , A61K9/0014 , A61K9/0021 , A61K9/0056 , A61K9/006 , A61K9/1688 , A61K9/1694 , A61K9/2095 , A61K9/7023 , A61M5/30
Abstract: A method, system and applicator for the solvent-less delivery of a bio-active material to a receiver. The applicator includes a discharge device, a reservoir which holds a bioactive material, and a solvent at a supercritical fluid state for delivering the bioactive material through the discharge device to the receiver. A spacer may be positioned between the discharge device and the receiver. The receiver may have a plurality of different bio-active material to be applied to a subject, each located at a different location on the receiver.
Abstract translation: 用于将无生物活性材料无需传送到接收器的方法，系统和施用器。 施用器包括排出装置，容纳生物活性材料的储存器和处于超临界流体状态的溶剂，用于将生物活性材料通过排出装置输送到接收器。 间隔件可以位于排出装置和接收器之间。 接收器可以具有多个不同的生物活性材料以被施加到被摄体，每个物体位于接收器上的不同位置。
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公开(公告)号：US20060263713A1
公开(公告)日：2006-11-23
申请号：US11135263
申请日：2005-05-23
Applicant: David Foster , Maurice Gray , Rajesh Mehta , Ramesh Jagannathan
Inventor： David Foster , Maurice Gray , Rajesh Mehta , Ramesh Jagannathan
IPC: G03C8/00
CPC classification number: B41M5/38207 , Y10S430/136 , Y10S430/165
Abstract: Methods of forming a dye donor layer of a dye-donor element for a thermal dye transfer system are described. The methods include coating colored particles in a compressed carrier fluid on the substrate of the dye-donor element.
Abstract translation: 描述了形成用于热染料转移系统的染料供体元件的染料供体层的方法。 所述方法包括在染料供体元件的基底上的压缩载体流体中涂覆有色颗粒。
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公开(公告)号：US20060013945A1
公开(公告)日：2006-01-19
申请号：US11179905
申请日：2005-07-12
Applicant: Sridhar Sadasivan , Ramesh Jagannathan , Seshadri Jagannathan , Suresh Sunderrajan , David nelson , Glen Irvin , Rajesh Mehta
Inventor： Sridhar Sadasivan , Ramesh Jagannathan , Seshadri Jagannathan , Suresh Sunderrajan , David nelson , Glen Irvin , Rajesh Mehta
CPC classification number: H01L51/0004 , H01L51/0005 , H01L51/0038 , H01L51/0039 , H01L51/0059 , H01L51/0077 , H01L51/0081
Abstract: A method and an apparatus for making a light emitting display is provided. The apparatus includes a discharge device with an inlet and an outlet with the portion of the discharge device defining a delivery path. An actuating mechanism is moveably positioned along the delivery path. A substrate retaining device is positioned spaced apart from the outlet of the discharge device in the delivery path. The inlet of the discharge device is adapted to be connected to a pressurized source of a thermodynamically stable mixture of a compressed fluid and one of a hole transporting material, a light emitting material, and an electron transporting material. The compressed fluid is in a gaseous state at a location beyond the outlet of the discharge device and prior to the substrate retaining device.
Abstract translation: 提供了一种制造发光显示器的方法和装置。 该装置包括具有入口和出口的排出装置，排出装置的该部分限定输送路径。 致动机构沿着输送路径可移动地定位。 衬底保持装置与输送路径中的排出装置的出口间隔开。 排出装置的入口适于连接到压缩流体与空穴传输材料，发光材料和电子传输材料之一的热力学稳定的混合物的加压源。 压缩流体在位于排出装置的出口之外并且在基板保持装置之前的位置处于气态。
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