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    REACTOR FOR CONTINUOUS PRODUCTION OF GRAPHENE AND 2D INORGANIC COMPOUNDS
    32.
    发明申请
    REACTOR FOR CONTINUOUS PRODUCTION OF GRAPHENE AND 2D INORGANIC COMPOUNDS 有权

    公开(公告)号：US20210113981A1

    公开(公告)日：2021-04-22

    申请号：US16654654

    申请日：2019-10-16

    Applicant: Nanotek Instruments, Inc.

    Inventor： Yi-jun Lin ,  Hsuan-Wen Lee ,  Aruna Zhamu ,  Bor Z. Jang

    IPC: B01J8/10 ,  C01B32/192 ,  C01B32/22 ,  C01B32/198 ,  B01J8/08

    Abstract: Provided is a continuous reactor system for producing graphene or an inorganic 2-D compound, the reactor comprising: (a) a rust body comprising an outer wall and a second body comprising an inner wall, wherein the inner wall defines a bore and the first body is configured within the bore and a motor is configured to rotate the first and/or second body; (b) a reaction chamber between the outer wall of the first body and the inner wall of the second body; (c) a first inlet and a second inlet disposed at first end of the reactor and in fluid communication with the reaction chamber; (d) a first outlet and a second outlet disposed downstream from the first inlet, the outlets being in fluid communication with the reaction chamber; and (e) a flow return conduit having two inlets/outlets in fluid communication with two ends of the reactor.

    EXPANDED GRAPHITE-ENHANCED VAPOR-BASED HEAT TRANSFER DEVICE AND PRODUCTION PROCESS
    33.
    发明申请
    EXPANDED GRAPHITE-ENHANCED VAPOR-BASED HEAT TRANSFER DEVICE AND PRODUCTION PROCESS 审中-公开

    公开(公告)号：US20200340757A1

    公开(公告)日：2020-10-29

    申请号：US16397284

    申请日：2019-04-29

    Applicant: Nanotek Instruments, Inc.

    Inventor： Yi-jun Lin ,  Bor Z. Jang

    IPC: F28D15/04 ,  H05K7/20 ,  H01L31/052 ,  H01L23/427 ,  F28D15/02

    Abstract: Provided is a vapor-based heat transfer apparatus (e.g. a vapor chamber or a heat pipe), comprising: a hollow structure having a hollow chamber enclosed inside a sealed envelope or container made of a thermally conductive material, a wick structure in contact with one or a plurality of walls of the hollow structure (interior wall of the hollow chamber), and a working liquid within the hollow chamber and in contact with the wick structure, wherein the wick structure comprises flakes of exfoliated graphite worms or expanded graphite. Preferably, these flakes are substantially parallel to one another and perpendicular to the hollow chamber wall surface (e.g. aligned parallel to the heat flow direction from the heat source).

    PROCESS FOR GRAPHENE-MEDIATED METALLIZATION OF FIBERS, YARNS, AND FABRICS
    35.
    发明申请
    PROCESS FOR GRAPHENE-MEDIATED METALLIZATION OF FIBERS, YARNS, AND FABRICS 审中-公开

    公开(公告)号：US20190292721A1

    公开(公告)日：2019-09-26

    申请号：US15926490

    申请日：2018-03-20

    Applicant: Nanotek Instruments, Inc.

    Inventor： Yi-jun Lin ,  Shaio-yen Lee ,  Yao-de Jhong ,  Aruna Zhamu ,  Bor Z. Jang

    IPC: D06M11/83 ,  C25D5/54 ,  C25D5/34 ,  C25D5/48 ,  C03C25/44 ,  C03C25/46 ,  D06M10/06 ,  D06M10/08 ,  D06M11/74 ,  D06M17/04 ,  D06M13/432 ,  D06M13/08

    Abstract: Provided is process for producing a surface-metalized fiber, yarn, or fabric, the process comprising: (a) Feeding a continuous fiber, yarn, or fabric from a feeder roller into a graphene deposition chamber containing therein a graphene dispersion comprising multiple graphene sheets and an optional conducive filler dispersed in a first liquid medium and an optional adhesive resin dissolved in the first liquid medium; (b) Operating the graphene deposition chamber to deposit the graphene sheets and optional conductive filler to a surface of the fiber, yarn, or fabric for forming a graphene-coated fiber, yarn, or fabric; (c) Moving the graphene-coated fiber, yarn, or fabric into a metallization chamber which accommodates a plating solution therein for plating a layer of a desired metal onto the graphene-coated fiber, yarn, or fabric to obtain a surface-metalized fiber, yarn, or fabric; and (d) Operating a winding roller to collect the surface-metalized fiber, yarn, or fabric.

    GRAPHENE-MEDIATED METALLIZATION OF POLYMER FILMS
    36.
    发明申请
    GRAPHENE-MEDIATED METALLIZATION OF POLYMER FILMS 审中-公开

    公开(公告)号：US20190283379A1

    公开(公告)日：2019-09-19

    申请号：US15924988

    申请日：2018-03-19

    Applicant: Nanotek Instruments, Inc.

    Inventor： Yi-jun Lin ,  Shaio-yen Lee ,  Yao-de Jhong ,  Aruna Zhamu ,  Bor Z. Jang

    IPC: B32B27/12 ,  B32B9/00 ,  B32B15/08 ,  B32B15/14 ,  C08J7/04 ,  C08K3/04 ,  C08K3/08

    Abstract: Provided is a surface-metalized polymer film comprising: (a) a polymer film having a thickness from 10 nm to 5 mm and two primary surfaces; (b) a graphene layer having a thickness from 0.34 nm to 50 μm and comprising multiple graphene sheets and an optional conducive filler coated on or bonded to at least one of the two primary surfaces with or without using an adhesive resin; and (c) a metal layer comprising a plated metal deposited on the graphene layer; wherein the graphene sheets contain single-layer or few-layer graphene sheets selected from a pristine graphene, graphene oxide, reduced graphene oxide, graphene fluoride, graphene chloride, graphene bromide, graphene iodide, hydrogenated graphene, nitrogenated graphene, doped graphene, chemically functionalized graphene, or a combination thereof. This film exhibits a high scratch resistance, strength, hardness, electrical conductivity, thermal conductivity, light reflectivity, gloss, etc.

    Graphene-Mediated Metal-Plated Polymer Article and Production Method
    37.
    发明申请
    Graphene-Mediated Metal-Plated Polymer Article and Production Method 审中-公开

    公开(公告)号：US20190144621A1

    公开(公告)日：2019-05-16

    申请号：US15813996

    申请日：2017-11-15

    Applicant: Nanotek Instruments, Inc.

    Inventor： Yi-jun Lin ,  Shaio-yen Lee ,  Yao-de Jhong ,  Aruna Zhamu ,  Bor Z Jang

    IPC: C08J7/06 ,  C01B32/192 ,  C23C16/26 ,  C23C18/12

    Abstract: Provided is a surface-metalized polymer article, comprising a polymer component, a first layer of multiple graphene sheets coated on a surface of the polymer component, and a second layer of a plated metal chemically, electrochemically or electrolytically deposited on the first layer, wherein the multiple graphene sheets contain single-layer or few-layer graphene sheets selected from a pristine graphene material having essentially zero % of non-carbon elements, or a non-pristine graphene material having 0.001% to 25% by weight of non-carbon elements wherein the non-pristine graphene is selected from graphene oxide, reduced graphene oxide, graphene fluoride, graphene chloride, graphene bromide, graphene iodide, hydrogenated graphene, nitrogenated graphene, doped graphene, chemically functionalized graphene, or a combination thereof and wherein multiple graphene sheets are bonded to the polymer component surface with or without an adhesive resin and the first layer has a thickness from 0.34 nm to 30 μm.

    Flexible fingerprint sensor materials and processes
    39.
    发明授权
    Flexible fingerprint sensor materials and processes 有权

    公开(公告)号：US09818018B2

    公开(公告)日：2017-11-14

    申请号：US14121023

    申请日：2014-07-22

    Applicant: Nanotek Instruments, Inc.

    Inventor： Yi-jun Lin ,  Bor Z Jang ,  Shaio-Yen Lee ,  Aruna Zhamu

    IPC: G06F3/041 ,  G06K9/00

    CPC classification number: G06K9/00053 ,  G06K9/0002

    Abstract: A flexible fingerprint sensor laminate comprising: a layer of flexible substrate having a front surface and a back surface, at least a domain of electrically conductive material deposited on the front surface, a protective hard coating layer that covers the domain of electrically conductive material, and a plurality of sensor electrodes deposited preferably on the back surface and related circuitry (e.g. integrated circuit for driving and sensing). Preferably, the layer of flexible substrate is no greater than 20 μm in thickness, the domain of electrically conductive material has a thickness no greater than 2 μm, the protective hard coating has a thickness no greater than 1 μm, and the laminate has a surface sheet resistance no greater than 200 Ohm per square and surface scratch resistance no less than 3 H. The laminate exhibits good scratch resistance, low sheet resistance, good flexibility and mechanical integrity. The invention also provides a biometric sensor, such as a fingerprint sensor. The invention further provides a process for producing such a sensor laminate.

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