公开(公告)号：US11895768B2

公开(公告)日：2024-02-06

申请号：US17641548

申请日：2019-10-02

Applicant: ROGERS CORPORATION

Inventor： Eui Kyoon Kim ,  Bruce Fitts ,  Christopher Brown

IPC: H05K1/02 ,  H05K1/03 ,  C23C16/455 ,  C23C16/40

CPC classification number: H05K1/0204 ,  C23C16/403 ,  C23C16/45525 ,  H05K1/0366 ,  H05K1/0373 ,  H05K2201/0209 ,  H05K2201/0227 ,  H05K2201/0293

Abstract: In an embodiment, a printed circuit board substrate (12) comprises a polymer matrix; a reinforcing layer (42); and a plurality of coated boron nitride particles (44); wherein the plurality of coated boron nitride particles comprise a coating having an average coating thickness of 1 to 100 nanometers. The polymer matrix can comprise at least one of an epoxy, a polyphenylene ether, polystyrene, an ethylene-propylene dicyclopentadiene copolymer, a polybutadiene, a polyisoprene, a fluoropolymer, or a crosslinked matrix comprising at least one of triallyl cyanurate, triallyl isocyanurate, 1,2,4-trivinyl cyclohexane, trimethylolpropane triacrylate, or trimethylolpropane trimethacrylate.

公开(公告)号：US20230030910A1

公开(公告)日：2023-02-02

申请号：US17788800

申请日：2021-01-05

Applicant: ROGERS CORPORATION

Inventor： Wei Wang ,  Eui Kyoon Kim ,  Randall Erb ,  Rasam Soheilian

IPC: C09K5/06

Abstract: In an aspect, a layered phase change composite comprises a phase change layer comprising a phase change material, a plurality of boron nitride particles, and a binder; and a first capping layer and a second capping layer located on opposing sides of the phase change layer. In another aspect, a method of making the layered phase change composite comprises forming the first capping layer from a first composition; forming the phase change layer from a phase change composition, wherein the forming the phase change layer comprises vibrating the phase change composition on a 3-directional vibration stage; and forming the second capping layer from a second composition.

公开(公告)号：US20230407483A1

公开(公告)日：2023-12-21

申请号：US18210219

申请日：2023-06-15

Applicant: ROGERS CORPORATION

Inventor： Eui Kyoon Kim ,  Lori Brock ,  Wei Shi ,  Sebastiaan De Boodt ,  Patricia Schwartz ,  Yuqiang Zhang ,  Samuel Boese

IPC: C23C24/04 ,  C09D1/00

CPC classification number: C23C24/04 ,  C09D1/00

Abstract: In an aspect, a method of forming a coating on a busbar comprises cold spraying a powder comprising a plurality of metal particles onto the busbar at a velocity sufficiently high to cause the plurality of metal particles to deform upon contact with the busbar thereby forming the coating on the busbar; wherein the plurality of metal particles comprises greater than or equal to 50 weight percent of at least one of nickel, tin, silver, zinc, or copper based on the total weight of the metal particles; and wherein the coating has an average thickness of greater than or equal to 10 micrometers. In another aspect, a coated busbar is formed by cold spraying.

公开(公告)号：US20220322517A1

公开(公告)日：2022-10-06

申请号：US17641548

申请日：2019-10-02

Applicant: ROGERS CORPORATION

Inventor： Eui Kyoon Kim ,  Bruce Fitts ,  Christopher Brown

IPC: H05K1/02 ,  H05K1/03 ,  C23C16/455 ,  C23C16/40

Abstract: In an embodiment, a printed circuit board substrate (12) comprises a polymer matrix; a reinforcing layer (42); and a plurality of coated boron nitride particles (44); wherein the plurality of coated boron nitride particles comprise a coating having an average coating thickness of 1 to 100 nanometers. The polymer matrix can comprise at least one of an epoxy, a polyphenylene ether, polystyrene, an ethylene-propylene dicyclopentadiene copolymer, a polybutadiene, a polyisoprene, a fluoropolymer, or a crosslinked matrix comprising at least one of triallyl cyanurate, triallyl isocyanurate, 1,2,4-trivinyl cyclohexane, trimethylolpropane triacrylate, or trimethylolpropane trimethacrylate.

公开(公告)号：US20180218836A1

公开(公告)日：2018-08-02

申请号：US15882397

申请日：2018-01-29

Applicant: Rogers Corporation

Inventor： Eui Kyoon Kim ,  Michael White ,  Murali Sethumadhavan ,  Karl Edward Sprentall

IPC: H01F41/14 ,  H01F10/14 ,  H01F10/30 ,  B32B18/00 ,  B32B37/06 ,  B32B38/00

Abstract: In an embodiment, a method of forming a magneto-dielectric material comprises roll coating a ferromagnetic material onto a dielectric layer comprising a dielectric material by continuously moving the dielectric layer through a ferromagnetic coating zone to form a coated sheet; forming a plurality of sheets from the coated sheet; forming a layered stack of the plurality of sheets; laminating the layered stack to form the magneto-dielectric material having a plurality of alternating ferromagnetic layers and dielectric layers. In another embodiment, a method of forming a magneto-dielectric material comprises drum roll coating a ferromagnetic material and a dielectric material onto a drum roll to form the magneto-dielectric material having a plurality of alternating ferromagnetic layers and dielectric layers.