公开(公告)号：US20240317909A1

公开(公告)日：2024-09-26

申请号：US18733455

申请日：2024-06-04

申请人： 3D Systems, Inc.

发明人： Mehrgan KHAVARI ,  Khalil MOUSSA ,  Scott BROCE

IPC分类号： C08F20/36 ,  B33Y70/00 ,  C09D11/101

CPC分类号： C08F20/36 ,  B33Y70/00 ,  C09D11/101

摘要： build materials for 3D printing applications are described herein which, in some embodiments, comprise monomeric species operable for producing articles with high Tg and/or high heat deflection temperature while maintaining shelf stability. In one aspect, a polymerizable liquid comprises at least 20 weight percent isocyanurate polyacrylate; a photoinitiator component; and a crystallization inhibitor component comprising monomeric curable material, oligomeric curable material or mixtures thereof, wherein the polymerizable liquid does not exhibit crystallization over a period of 28 days at a storage temperature of 5-10° C.

公开(公告)号：US20240301254A1

公开(公告)日：2024-09-12

申请号：US18588381

申请日：2024-02-27

申请人： Samsung Display Co., Ltd.

发明人： Tetsuya FUJIWARA

IPC分类号： C09J133/14 ,  C08F20/32 ,  C08F20/36 ,  C08F224/00 ,  C09J7/30 ,  C09J11/06

CPC分类号： C09J133/14 ,  C08F20/32 ,  C08F20/36 ,  C08F224/00 ,  C09J7/30 ,  C09J11/06

摘要： Embodiments provide a resin composition, an adhesive member, and a display device. The resin composition includes a urethane (meth)acrylate oligomer, a first monomer, and a second monomer, wherein an amount of the urethane (meth)acrylate oligomer is in a range of about 5 wt % to about 20 wt % based on a total weight of the resin composition, an amount of the second monomer is in a range of about 10 wt % to about 30 wt % based on a total weight of the resin composition, and a total amount of the urethane (meth)acrylate oligomer and the first monomer is in a range of about 50 wt % to about 80 wt % based on a total weight of the resin composition.

公开(公告)号：US20240287218A1

公开(公告)日：2024-08-29

申请号：US18638853

申请日：2024-04-18

申请人： Trustees of Dartmouth College

发明人： Ivan Abrahamian ,  Sirun Yang ,  Laura L. Jeliazkov ,  Jared D. Harris

IPC分类号： C08F20/36 ,  C08F8/48 ,  C08F16/28 ,  C08F18/22 ,  C08F20/34 ,  C08F20/60 ,  C08F22/22 ,  C08F120/34 ,  C08F120/36 ,  C08F120/60 ,  C08F122/16 ,  C08F122/22 ,  C08F212/14 ,  C08F218/00 ,  C08F220/30 ,  C08F220/34 ,  C08F220/36 ,  C08F222/22

CPC分类号： C08F20/36 ,  C08F8/48 ,  C08F16/28 ,  C08F18/22 ,  C08F20/34 ,  C08F22/22 ,  C08F220/30 ,  C08F220/34 ,  C08F220/36 ,  C08F222/22 ,  C08F20/60 ,  C08F120/34 ,  C08F120/36 ,  C08F120/60 ,  C08F122/16 ,  C08F122/22 ,  C08F212/26 ,  C08F218/22 ,  C08F222/225

摘要： In an embodiment, the present disclosure pertains to a method of changing the glass transition temperature of a polymer. In some embodiments, the polymer includes at least one hydrazone-containing compound. In general, the methods of the present disclosure include one or more of the following steps of: (1) applying light to the polymer; and (2) thereby changing the glass transition temperature of the polymer. In another embodiment, the present disclosure pertains to a polymer having a light-adjustable glass transition temperature. In some embodiments, the polymer includes at least one hydrazone-containing compound.

公开(公告)号：US20240227120A1

公开(公告)日：2024-07-11

申请号：US18204774

申请日：2023-06-01

申请人： Applied Materials, Inc.

发明人： Sudhakar MADHUSOODHANAN ,  Xinyi LU ,  Srikant PATHAK

IPC分类号： B24B37/24 ,  B24B37/22 ,  B29C64/112 ,  B33Y10/00 ,  B33Y70/00 ,  B33Y80/00 ,  C08F20/06 ,  C08F20/36

CPC分类号： B24B37/24 ,  B24B37/22 ,  B29C64/112 ,  B33Y10/00 ,  B33Y70/00 ,  B33Y80/00 ,  C08F20/06 ,  C08F20/36 ,  B29K2033/00

摘要： The disclosure generally relates to polishing pads, methods of manufacturing polishing pads, and formulations for manufacturing polishing pads, and more particularly, to polishing pads used for chemical mechanical polishing (CMP) of a substrate in electronic device processing. In one aspect, a photocurable printing composition containing photopolymerizable compounds and photopolymerization initiator is provided. The photocurable printing composition comprises a urethane acrylate oligomer having a functionality of 2 or more, a nominal viscosity greater than 20,000 cP at 60 degrees Celsius, and a glass transition temperature (Tg) of −4 degrees Celsius or greater, the urethane acrylate oligomer present from about 20% to about 60% by weight based on a total weight of the photopolymerizable compounds. The photocurable printing composition has a viscosity of 20 centipoise or higher at 70 degrees Celsius.

公开(公告)号：US20230312778A1

公开(公告)日：2023-10-05

申请号：US18008997

申请日：2021-05-18

申请人： SUMITOMO ELECTRIC INDUSTRIES, LTD.

发明人： Katsushi HAMAKUBO ,  Takashi FUJII

IPC分类号： C08F20/36 ,  C08K3/04 ,  G02B6/02

CPC分类号： C08F20/36 ,  C08K3/041 ,  G02B6/02395

摘要： The present disclosure relates to a resin composition for optical fiber coating, containing a photopolymerizable compound containing urethane (meth)acrylate, a photopolymerization initiator and an anti-static material, wherein a cured product of the resin composition has a surface resistivity ρs of 1015Ω or less.

公开(公告)号：US20230117061A1

公开(公告)日：2023-04-20

申请号：US17910370

申请日：2021-03-05

申请人： BASF SE

发明人： Wei Zheng FAN ,  Li CHEN ,  Stefan BOKERN ,  Wen Jia XU

IPC分类号： C09D4/00 ,  B33Y70/00 ,  C08F22/22 ,  C08F20/58 ,  C08F20/28 ,  C08F20/36 ,  C08F22/14 ,  C08K5/11 ,  C08K5/12 ,  C09D135/02 ,  C09D133/24 ,  C09D133/14 ,  C09D7/63

摘要： The invention relates to a photo-curable liquid resin composition for 3D printing, its preparation process and use, and also to a method of forming a 3D-printed object by using the composition. By using the inventive composition for 3D printing, the improvement of the flexibility and elasticity of the cured composition can be achieved.

公开(公告)号：US20230057401A1

公开(公告)日：2023-02-23

申请号：US17368231

申请日：2021-07-06

申请人： ROHM AND HAAS ELECTRONIC MATERIALS LLC

发明人： Anton Chavez ,  Iou-Sheng Ke ,  Shintaro Yamada

IPC分类号： G03F7/11 ,  C08F20/36 ,  C09D133/14 ,  G03F7/09 ,  G03F7/075

摘要： A method of forming a pattern, the method comprising applying a layer of a coating composition over a substrate; curing the applied coating composition to form a coated underlayer; and forming a photoresist layer over the coated underlayer, wherein the coating composition comprises a first material comprising two or more hydroxy groups; a second material comprising two or more glycidyl groups; an additive comprising a protected amino group; and a solvent.

公开(公告)号：US11584811B2

公开(公告)日：2023-02-21

申请号：US17060552

申请日：2020-10-01

申请人： 3D Systems, Inc.

发明人： Mehrgan Khavari ,  Khalil Moussa ,  Scott Broce

IPC分类号： B33Y70/00 ,  C08F20/36 ,  C09D11/101

摘要： Build materials for 3D printing applications are described herein which, in some embodiments, comprise monomeric species operable for producing articles with high Tg and/or high heat deflection temperature while maintaining shelf stability. In one aspect, a polymerizable liquid comprises at least 20 weight percent isocyanurate polyacrylate; a photoinitiator component; and a crystallization inhibitor component comprising monomeric curable material, oligomeric curable material or mixtures thereof, wherein the polymerizable liquid does not exhibit crystallization over a period of 28 days at a storage temperature of 5-10° C.

公开(公告)号：US11566089B2

公开(公告)日：2023-01-31

申请号：US17017222

申请日：2020-09-10

申请人： Trustees of Dartmouth College

发明人： Ivan Abrahamian ,  Sirun Yang ,  Laura L. Jeliazkov ,  Jared D. Harris

IPC分类号： C08F20/36 ,  C08F16/28 ,  C08F22/22 ,  C08F220/30 ,  C08F220/34 ,  C08F8/48 ,  C08F222/22 ,  C08F18/22 ,  C08F20/34 ,  C08F220/36 ,  C08F122/16 ,  C08F122/22 ,  C08F120/36 ,  C08F120/34

摘要： In an embodiment, the present disclosure pertains to a method of changing the glass transition temperature of a polymer. In some embodiments, the polymer includes at least one hydrazone-containing compound. In general, the methods of the present disclosure include one or more of the following steps of: (1) applying light to the polymer; and (2) thereby changing the glass transition temperature of the polymer. In another embodiment, the present disclosure pertains to a polymer having a light-adjustable glass transition temperature. In some embodiments, the polymer includes at least one hydrazone-containing compound.

公开(公告)号：US20220282102A1

公开(公告)日：2022-09-08

申请号：US17825396

申请日：2022-05-26

申请人： 3D SYSTEMS, INC.

发明人： Khalil MOUSSA

IPC分类号： C09D11/101 ,  B33Y10/00 ,  B29C64/124 ,  C08F20/28 ,  C08F20/36 ,  C09D11/104

摘要： In one aspect, inks for use with a three-dimensional (3D) printing system are described herein. In some embodiments, an ink described herein comprises 20-60 wt. % oligomeric curable material; 10-50 wt. % cyclocarbonate (meth)acrylate monomer; and 0.1-5 wt. % photoinitiator, based on the total weight of the ink. Additionally, in some cases, the ink further comprises one or more additional curable materials differing from the oligomeric curable material and the cyclocarbonate (meth)acrylate monomer. An ink described herein, in some embodiments, also comprises one or more additional component that are non-curable.