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公开(公告)号：US12109557B2
公开(公告)日：2024-10-08
申请号：US18007064
申请日：2020-10-19
Applicant: KOREA INSTITUTE OF MATERIALS SCIENCE
Inventor： Joon Hwan Choi , Giyeong Kim
Abstract: The present invention provides a catalyst module for removing harmful gas, wherein an oxidation reaction or reduction reaction of harmful gas is carried out in a self-heating heating carrier. According to an embodiment of the present invention, the catalyst module for removing harmful gas comprises: a heating carrier composed of an electrically heatable heating body, including one or more flow channels inside, and having a porous structure with pores; and a catalyst region formed on at least a portion of the surface of the heating carrier including the flow channels and containing a catalyst material for promoting a decomposition reaction of harmful gas passing through the flow channels, wherein the catalyst region comprises: a first catalyst layer having a first catalyst material loading amount in the pores of the heating carrier; and a second catalyst layer applied on the inner surface of the heating carrier.
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22.发明公开公开(公告)号：US20240196581A1
公开(公告)日：2024-06-13
申请号：US18284720
申请日：2022-08-02
Applicant: KOREA INSTITUTE OF MATERIALS SCIENCE
Inventor： Byeong Jin PARK , Tae Hoon KIM , Sang Bok LEE , Byung Mun Jung , Seung Han RYU , Yu Kyung HAN , Suk Jin KWON
IPC: H05K9/00
CPC classification number: H05K9/009
Abstract: The present invention provides an electromagnetic wave-absorbing composite material and a manufacturing method therefor, the electromagnetic wave-absorbing composite material comprising: a polymer composite including a refractive index-adjusting material therein; and a plurality of conductive wires formed on at least one surface of the polymer composite, wherein electromagnetic waves reflected in a matching frequency (f) range derived through Mathematical Formulas 1 to 3 described in the present invention are 0.2 dB or less.
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公开(公告)号：US11951678B2
公开(公告)日：2024-04-09
申请号：US17501298
申请日：2021-10-14
Applicant: Korea Institute Of Materials Science
Inventor： Yeong-jin Choi , Hui-suk Yun , Hong-hyun Park
Abstract: Disclosed is a method for manufacturing a 3D printing structure, the method including: producing a molded body by performing 3D printing on paste including printing powder in a coagulation bath including a hydrogel; hardening the molded body produced in the coagulation bath; and removing the hydrogel in the coagulation bath. A method for manufacturing a 3D printing structure, which is provided according to an aspect of the disclosure, does not require printing of a separate support, and thus it is possible to save time and costs. A post-processing process for removing a support is not required. Thus, a process is further simplified, and there is no risk of damage to a structure.
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公开(公告)号：US20220118686A1
公开(公告)日：2022-04-21
申请号：US17501298
申请日：2021-10-14
Applicant: Korea Institute Of Materials Science
Inventor： Yeong-jin CHOI , Hui-suk YUN , Hong-hyun PARK
IPC: B29C64/124 , A61L27/52 , A61L27/38
Abstract: Disclosed is a method for manufacturing a 3D printing structure, the method including: producing a molded body by performing 3D printing on paste including printing powder in a coagulation bath including a hydrogel; hardening the molded body produced in the coagulation bath; and removing the hydrogel in the coagulation bath. A method for manufacturing a 3D printing structure, which is provided according to an aspect of the disclosure, does not require printing of a separate support, and thus it is possible to save time and costs. A post-processing process for removing a support is not required. Thus, a process is further simplified, and there is no risk of damage to a structure.
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公开(公告)号：US12293899B2
公开(公告)日：2025-05-06
申请号：US17776291
申请日：2020-10-14
Applicant: KOREA INSTITUTE OF MATERIALS SCIENCE
Inventor： Seung-hoon Lee , Do-geun Kim , Chang-su Kim , Hun-kwan Park
Abstract: This disclosure relates to a plasma generator including a porous ceramic dielectric. More specifically, this disclosure relates to a plasma generator for air purification capable of effectively generating ozone for removing bacteria, viruses, etc., and minimizing pressure loss while increasing air purification capacity by including a porous ceramic dielectric coated with an antibacterial material.
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Patent Agency Ranking
公开(公告)号：US20250129454A1
公开(公告)日：2025-04-24
申请号：US18725472
申请日：2022-12-06
Applicant: KOREA INSTITUTE OF MATERIALS SCIENCE
Inventor： Jong-Taek YEOM , Chan-Hee PARK , Jae-Keun HONG
Abstract: Disclosed are a high-strength, high-formability titanium alloy using molybdenum and ferrochrome and a manufacturing method therefor. In the titanium alloy manufacturing method according to the present invention, a titanium alloy base material is formed by adding ferrochrome including Cr, Fe, Si and C to an alloy or mixture of Ti and Mo, dissolving and cooling same to form a titanium alloy base material, and then hot molding the formed titanium alloy base material. At this time, addition is made of Mo in an amount of 1 to 15 wt % and ferrochrome in an amount of less than 4 wt %.
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27.发明申请公开(公告)号：US20240410607A1
公开(公告)日：2024-12-12
申请号：US18738289
申请日：2024-06-10
Applicant: KOREA INSTITUTE OF MATERIALS SCIENCE
Inventor： Seung-hoon LEE , Do-geun KIM , Joo-young PARK , Eun-yeon BYEON , Sung-hoon JUNG
IPC: F24F11/64 , F24F11/61 , F24F120/10 , G16H50/30
Abstract: The present disclosure provides a quarantine air-conditioning system for preventing a spread of airborne infectious diseases, and more particularly, to a quarantine air-conditioning system for preventing a spread of airborne infectious diseases, which may accurately predict a risk of infection with airborne infectious diseases to thus effectively prevent a spread of the airborne infectious diseases, and a method for preventing a spread of airborne infectious diseases using the same.
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公开(公告)号：US20240408542A1
公开(公告)日：2024-12-12
申请号：US18738177
申请日：2024-06-10
Applicant: KOREA INSTITUTE OF MATERIALS SCIENCE
Inventor： Seung-hoon LEE , Do-geun KIM , Joo-young PARK , Eun-yeon BYEON , Sung-hoon JUNG
Abstract: The present application provides an air purifier with a function of inactivating collected pathogens in a filter portion. More specifically, the present application provides an air purifier with a function of inactivating collected pathogens in a filter portion, the air purifier being capable of efficiently inactivating collected pathogens in the filter portion while protecting a pathogen collection filter portion and significantly reducing ozone to be treated by an ozone catalyst portion by optimizing operation of a plasma filter portion, and an air purifying method using the same.
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29.发明公开公开(公告)号：US20240347241A1
公开(公告)日：2024-10-17
申请号：US18701081
申请日：2022-07-15
Applicant: KOREA INSTITUTE OF MATERIALS SCIENCE
Inventor： Chul Jin CHOI , Jong Woo KIM , Ji Hoon PARK , Nam Kyu KIM , Han kuk JEON
CPC classification number: H01F1/047 , C08K3/08 , H01F41/0266 , B22F1/16 , C08K2003/0837 , C08K2201/01
Abstract: The present disclosure provides a method for preparing a Mn—Bi based resin magnet, which can provide a Mn—Bi based resin magnet with excellent magnetic properties by forming a polymer coating on the surface of a Mn—Bi based magnetic phase powder, and a Mn—Bi based resin magnet prepared therefrom.
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30.发明公开公开(公告)号：US20240307806A1
公开(公告)日：2024-09-19
申请号：US17785997
申请日：2021-12-10
Applicant: KOREA INSTITUTE OF MATERIALS SCIENCE
Inventor： Seung-hoon LEE , Sunghoon JUNG , Dogeun KIM , Jooyoung PARK , Eunyeon BYEON , Junyeong YANG
IPC: B01D39/16
CPC classification number: B01D39/1623 , B01D2239/0442 , B01D2239/0471 , B01D2239/10
Abstract: Provided is an antibacterial or antiviral filter having improved coating durability and UV durability. More particularly, a polymer filter which may express an antibacterial or antiviral function having both improved coating durability of various filter materials and improved UV durability, and a method of manufacturing the same are provided.
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