公开(公告)号：US20230042868A1

公开(公告)日：2023-02-09

申请号：US17569701

申请日：2022-01-06

Applicant: Samsung Display Co., Ltd.

Inventor： Heunggyu KIM ,  Taeheon KANG ,  Sehun KIM ,  Hyeran MUN ,  Jaekook HA

IPC: C09D11/52 ,  C09D11/033 ,  H01L51/00

Abstract: An ink composition for a light-emitting device includes a phosphine oxide-based charge transporting organic material, a first solvent represented by Formula 1, a second solvent represented by Formula 2, and a third solvent that is polar aprotic. A light-emitting device includes a layer prepared with the in composition. An electronic apparatus includes the light-emitting device: HOR1(O)mR2OH  [Formula 1] R11OR12  [Formula 2]

公开(公告)号：US20230034267A1

公开(公告)日：2023-02-02

申请号：US17787288

申请日：2020-12-23

Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED

Inventor： Tomohiro FUKUURA ,  Yoshihiro HARADA ,  Yoshifumi KOMATSU ,  Masayoshi TOKUDA

IPC: C09D11/52 ,  C09D11/38 ,  C09D11/101 ,  C09D11/107 ,  C09D11/03

Abstract: The photosensitive composition according to the present invention is a photosensitive composition including a semiconductor particle (A), a photopolymerizable compound (C) and a photopolymerization initiator (D), in which the photosensitive composition satisfies any one or more of the following (a) to (c): (a) the photosensitive composition further includes a stabilizer (E), and a content of the stabilizer (E) is 8% by mass or more based on the total amount of the photosensitive composition; (b) the photopolymerizable compound (C) includes a (meth)acrylate compound (C1) having a molecular weight of 180 or less; and (c) the photopolymerizable compound (C) includes a compound (C2) having a vinyl ether group and a (meth)acryloyl group in the same molecule.

公开(公告)号：US20230012274A1

公开(公告)日：2023-01-12

申请号：US17756696

申请日：2020-11-27

Applicant: ROYAL MELBOURNE INSTITUTE OF TECHNOLOGY

Inventor： Tuan Sang TRAN ,  Namita ROY CHOUDHURY ,  Naba DUTTA

IPC: C01B32/194 ,  C09D17/00 ,  C09D11/037 ,  C09D11/033 ,  C09D11/52 ,  H05K1/02 ,  H05K1/09 ,  H05K3/12 ,  B33Y80/00 ,  B33Y10/00 ,  D01F9/12 ,  D01D5/06

Abstract: The invention described herein provides a dry graphene powder composition comprising pristine graphene flakes, wherein the pristine graphene flakes are non-covalently functionalised with polymeric amphiphilic molecules and wherein the dry graphene powder composition is capable of forming a stable homogeneous dispersion in aqueous or alcoholic media, in the absence of free dispersants or stabilizers, as well as methods for producing same, and the use thereof in graphene inks, for 2D and 3D printing, for production of flexible circuits, electrodes, electrocatalysts, for fabrication of nanocomposites and for wet-spinning of pristine graphene fibers.

公开(公告)号：US20220388239A1

公开(公告)日：2022-12-08

申请号：US17891453

申请日：2022-08-19

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Sterling CHAFFINS ,  Cassady Sparks ROOP ,  Kevin P. DEKAM ,  Vladek KASPERCHIK ,  Ali EMAMJOMEH ,  Johnathon HOLROYD ,  Stephen G. RUDISILL ,  Alexey S. KABALNOV

IPC: B29C64/153 ,  B29C64/336 ,  C08L67/04 ,  B29C70/88 ,  C08K3/22 ,  C09D11/40 ,  C08K3/08 ,  C09D11/52 ,  C09D11/322 ,  B29C64/205 ,  B33Y30/00 ,  B33Y50/00 ,  B33Y40/00 ,  B33Y80/00 ,  B29C64/255 ,  B29C64/227 ,  B29C64/307 ,  B29C64/176 ,  B29C64/182 ,  B29C64/25 ,  B33Y40/20 ,  B29C64/10 ,  B29C64/20 ,  B29C64/245 ,  B29C64/00 ,  B33Y99/00 ,  B29C64/30 ,  B33Y40/10 ,  B29C64/40

Abstract: The present disclosure is drawn to 3-dimensional printed parts that can include a conductive composite portion and an insulating portion. The conductive composite portion can include a matrix of fused thermoplastic polymer particles interlocked with a matrix of sintered elemental transition metal particles. The insulating portion can include a matrix of fused thermoplastic polymer particles that are continuous with the matrix of fused thermoplastic polymer particles in the conductive composite portion. The insulating portion can be substantially free of sintered elemental transition metal particles and can include transition metal oxide bronze particles.

公开(公告)号：US20220372300A1

公开(公告)日：2022-11-24

申请号：US17762045

申请日：2019-11-06

Applicant: FOUNDATION FOR RESEARCH AND BUSINESS, SEOUL NATIONAL UNIVERSITY OF SCIENCE AND TECHNOLOGY

Inventor： Youngin LEE ,  Myeongjun JI ,  Eungryong KIM ,  Jeonghyun KIM

IPC: C09C1/36 ,  C01G23/04 ,  C09C3/08 ,  C09D11/037 ,  C09D11/52 ,  G02F1/1675

Abstract: The present invention relates to a pigment for a black electrophoretic display having high electrical insulation and excellent dispersibility in the visible region. An objective of the present invention is to provide black titanium dioxide as a pigment for an electrophoretic display. In addition, another objective of the present invention is to provide an ink composition for an electrophoretic display comprising a black titanium dioxide pigment, and an electrophoretic display.

公开(公告)号：US20220359824A1

公开(公告)日：2022-11-10

申请号：US17763414

申请日：2020-09-25

Applicant: CAMBRIDGE ENTERPRISE LIMITED

Inventor： Andrea Carlo Ferrari ,  George Kakavelakis ,  Konstantinos Dimos ,  Colm O'Riada ,  Luigi Occhipinti

IPC: H01L51/00 ,  H01L51/50 ,  H01L31/0224 ,  C09D11/52 ,  C23C16/26

Abstract: Semiconductor devices comprising: a semiconductor device comprising: a first electrode comprising conductive material, wherein the conductive material is deposited by ink deposition (for example, layered material inks such as graphene and/or graphite), or wherein the conductive material comprises CVD grown graphene or carbon nanotubes; a first charge transportation layer, wherein the first charge transportation layer is doped with the conductive material of the first electrode; an optional insulation layer; a perovskite active layer; a second charge transportation layer; and a second electrode.

公开(公告)号：US11492720B2

公开(公告)日：2022-11-08

申请号：US15646761

申请日：2017-07-11

Applicant: Northwestern University

Inventor： Mark C. Hersam ,  Ethan B. Secor ,  Lei Li

IPC: H01G11/84 ,  H01G11/10 ,  H01G11/32 ,  H01G11/86 ,  C25D13/02 ,  C09D5/24 ,  C09D11/52 ,  C09D11/00 ,  C09D11/324

Abstract: Solid-state supercapacitors and microsupercapacitors comprising printed graphene electrodes and related methods of preparation.

公开(公告)号：US11481590B1

公开(公告)日：2022-10-25

申请号：US16995034

申请日：2020-08-17

Applicant: Express Scripts Strategic Development, Inc.

Inventor： Kerry L. Baugher, III ,  Madeline McGraw

IPC: G06K19/067 ,  G06K19/08 ,  A61J1/03 ,  B65C9/46 ,  G06K7/10 ,  G06K7/08 ,  C09D11/52

Abstract: A pill bottle for prescribed pills includes: a circular top portion having an aperture; a circular bottom portion; walls that form a cylinder and connect the circular top portion with the circular bottom portion; and a pattern of electrically conductive ink disposed on an exterior surface of the walls.

公开(公告)号：US20220332957A1

公开(公告)日：2022-10-20

申请号：US17700942

申请日：2022-03-22

Applicant: SHIN-ETSU CHEMICAL CO., LTD.

Inventor： Takayuki NAGASAWA ,  Jun HATAKEYAMA

IPC: C09D5/24 ,  C09D7/20 ,  C09D125/18 ,  C09D133/16 ,  C09D11/38 ,  C09D11/52 ,  C09D11/033 ,  C09D11/107 ,  H01L51/00

Abstract: An object is to obtain a composition capable of: forming a uniform film even by spray coating or even when the composition is applied in the form of ink for inkjet printing; and preventing light emission from a portion other than an ITO electrode surface when the film is mounted on an organic EL device and light is emitted from the device. A conductive polymer composition contains: a composite containing a π-conjugated polymer (A) and a polymer (B) shown by a general formula (1); H2O (D) for dispersing the composite; a water-soluble organic solvent (C); and a compound (E) shown by a general formula (2). The electric conductivity of a film with a thickness of 20 to 200 nm formed from the conductive polymer composition is less than 1.00E-05 S/cm.

公开(公告)号：US11466169B2

公开(公告)日：2022-10-11

申请号：US16346608

申请日：2017-11-10

Applicant: POLYVALOR, LIMITED PARTNERSHIP

Inventor： Sampada Bodkhe ,  Daniel Therriault ,  Frédérick Gosselin ,  Tao Rui

IPC: C09D11/52 ,  B33Y10/00 ,  B33Y70/00 ,  B29C64/118 ,  C09D11/033 ,  C09D11/037 ,  C09D11/106 ,  H01L41/18 ,  H01L41/193 ,  C08K7/00 ,  H01L41/333 ,  C09D111/00 ,  B29C64/106 ,  C08K3/01 ,  H01L41/37 ,  C08J3/20 ,  C09D11/10 ,  C08K3/24 ,  H01L41/314 ,  H01L41/113 ,  C08L101/12 ,  B82Y30/00 ,  C08K3/00 ,  B29K105/16 ,  C08K9/04 ,  C08K3/04

Abstract: There is provided a piezoelectric composite comprising a piezoelectric polymer and particles of a filler dispersed in the polymer, wherein the filler is in micro or nanoparticle form and is present in a filler:polymer weight ratio between about 1:99 and about 95:5. There is also provided an ink and ink cartridge for 3D printing of the piezoelectric composite. There is also provided a piezoelectric 3D printed material comprising the piezoelectric composite and a bifunctional material comprising the piezoelectric composite with one or more conductive electrodes adjacent to the piezoelectric composite. Methods of manufacture and uses thereof are also provided, including methods for 3D printing of a piezoelectric 3D printed material via solvent-cast or FDM 3D printing starting from the piezoelectric composite and/or the ink.