CN110070986B - 一种R-Fe-B系稀土烧结磁铁的晶界扩散方法、HRE扩散源及其制备方法 - Google Patents
一种R-Fe-B系稀土烧结磁铁的晶界扩散方法、HRE扩散源及其制备方法 Download PDFInfo
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- CN110070986B CN110070986B CN201910408822.6A CN201910408822A CN110070986B CN 110070986 B CN110070986 B CN 110070986B CN 201910408822 A CN201910408822 A CN 201910408822A CN 110070986 B CN110070986 B CN 110070986B
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- rare earth
- sintered magnet
- hre
- earth sintered
- magnet
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- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 107
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 101
- 238000000034 method Methods 0.000 title claims abstract description 57
- 238000005324 grain boundary diffusion Methods 0.000 title claims abstract description 29
- 238000009792 diffusion process Methods 0.000 title abstract description 102
- 238000002360 preparation method Methods 0.000 title abstract description 6
- 239000000843 powder Substances 0.000 claims abstract description 76
- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- -1 HRE compound Chemical class 0.000 claims abstract description 32
- 239000012298 atmosphere Substances 0.000 claims abstract description 24
- 229910052692 Dysprosium Inorganic materials 0.000 claims abstract description 7
- 229910052771 Terbium Inorganic materials 0.000 claims abstract description 7
- 229910052688 Gadolinium Inorganic materials 0.000 claims abstract description 4
- 229910052689 Holmium Inorganic materials 0.000 claims abstract description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 46
- 238000001035 drying Methods 0.000 claims description 29
- 239000002245 particle Substances 0.000 claims description 16
- 229920002678 cellulose Polymers 0.000 claims description 12
- 239000001913 cellulose Substances 0.000 claims description 12
- 238000005520 cutting process Methods 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 10
- 239000011347 resin Substances 0.000 claims description 10
- 238000005245 sintering Methods 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 8
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 6
- 229910052750 molybdenum Inorganic materials 0.000 claims description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 5
- 229910002651 NO3 Inorganic materials 0.000 claims description 5
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 5
- 239000003921 oil Substances 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 5
- 235000019353 potassium silicate Nutrition 0.000 claims description 5
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 5
- 238000012360 testing method Methods 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 229910052735 hafnium Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 4
- 229910052715 tantalum Inorganic materials 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- 229910052726 zirconium Inorganic materials 0.000 claims description 4
- ZHPNWZCWUUJAJC-UHFFFAOYSA-N fluorosilicon Chemical compound [Si]F ZHPNWZCWUUJAJC-UHFFFAOYSA-N 0.000 claims description 3
- 229910052582 BN Inorganic materials 0.000 claims description 2
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 2
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 229910052787 antimony Inorganic materials 0.000 claims description 2
- 229910052793 cadmium Inorganic materials 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 229910052732 germanium Inorganic materials 0.000 claims description 2
- 229910052738 indium Inorganic materials 0.000 claims description 2
- 229910052748 manganese Inorganic materials 0.000 claims description 2
- 229910052763 palladium Inorganic materials 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 229910052698 phosphorus Inorganic materials 0.000 claims description 2
- 229910052702 rhenium Inorganic materials 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 229910052717 sulfur Inorganic materials 0.000 claims description 2
- 229910052718 tin Inorganic materials 0.000 claims description 2
- RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 229910052706 scandium Inorganic materials 0.000 claims 1
- 229910052727 yttrium Inorganic materials 0.000 claims 1
- 230000005389 magnetism Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 36
- 230000000052 comparative effect Effects 0.000 description 35
- 238000000227 grinding Methods 0.000 description 26
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 23
- 239000011259 mixed solution Substances 0.000 description 19
- 239000000243 solution Substances 0.000 description 18
- 239000007789 gas Substances 0.000 description 17
- 230000008569 process Effects 0.000 description 15
- 238000011156 evaluation Methods 0.000 description 13
- 238000005507 spraying Methods 0.000 description 13
- 229910004299 TbF3 Inorganic materials 0.000 description 12
- 238000005259 measurement Methods 0.000 description 12
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- 239000000203 mixture Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000007864 aqueous solution Substances 0.000 description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 7
- 238000003723 Smelting Methods 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 7
- 229910052739 hydrogen Inorganic materials 0.000 description 7
- 239000001257 hydrogen Substances 0.000 description 7
- 238000010902 jet-milling Methods 0.000 description 7
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- 239000007788 liquid Substances 0.000 description 5
- 239000003960 organic solvent Substances 0.000 description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 229910001172 neodymium magnet Inorganic materials 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- NLQFUUYNQFMIJW-UHFFFAOYSA-N dysprosium(III) oxide Inorganic materials O=[Dy]O[Dy]=O NLQFUUYNQFMIJW-UHFFFAOYSA-N 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 239000004484 Briquette Substances 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000019441 ethanol Nutrition 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
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- 239000011733 molybdenum Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 241001274197 Scatophagus argus Species 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
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- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
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Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
- H01F1/0577—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together sintered
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
- H01F41/0293—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent magnets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Hard Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Powder Metallurgy (AREA)
Abstract
Description
Claims (18)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610850051.2A CN107871602A (zh) | 2016-09-26 | 2016-09-26 | 一种R‑Fe‑B系稀土烧结磁铁的晶界扩散方法、HRE扩散源及其制备方法 |
CN2016108500512 | 2016-09-26 | ||
PCT/CN2017/102605 WO2018054314A1 (zh) | 2016-09-26 | 2017-09-21 | 一种R-Fe-B系稀土烧结磁铁的晶界扩散方法、HRE扩散源及其制备方法 |
CN201780002786.2A CN108140482B (zh) | 2016-09-26 | 2017-09-21 | 一种R-Fe-B系稀土烧结磁铁的晶界扩散方法、HRE扩散源及其制备方法 |
Related Parent Applications (1)
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CN201780002786.2A Division CN108140482B (zh) | 2016-09-26 | 2017-09-21 | 一种R-Fe-B系稀土烧结磁铁的晶界扩散方法、HRE扩散源及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110070986A CN110070986A (zh) | 2019-07-30 |
CN110070986B true CN110070986B (zh) | 2022-06-24 |
Family
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Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
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CN201610850051.2A Pending CN107871602A (zh) | 2016-09-26 | 2016-09-26 | 一种R‑Fe‑B系稀土烧结磁铁的晶界扩散方法、HRE扩散源及其制备方法 |
CN201780002786.2A Active CN108140482B (zh) | 2016-09-26 | 2017-09-21 | 一种R-Fe-B系稀土烧结磁铁的晶界扩散方法、HRE扩散源及其制备方法 |
CN201910408822.6A Active CN110070986B (zh) | 2016-09-26 | 2017-09-21 | 一种R-Fe-B系稀土烧结磁铁的晶界扩散方法、HRE扩散源及其制备方法 |
Family Applications Before (2)
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CN201610850051.2A Pending CN107871602A (zh) | 2016-09-26 | 2016-09-26 | 一种R‑Fe‑B系稀土烧结磁铁的晶界扩散方法、HRE扩散源及其制备方法 |
CN201780002786.2A Active CN108140482B (zh) | 2016-09-26 | 2017-09-21 | 一种R-Fe-B系稀土烧结磁铁的晶界扩散方法、HRE扩散源及其制备方法 |
Country Status (7)
Country | Link |
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US (1) | US11501914B2 (zh) |
EP (1) | EP3438997B1 (zh) |
JP (1) | JP6803462B2 (zh) |
KR (1) | KR102138243B1 (zh) |
CN (3) | CN107871602A (zh) |
TW (1) | TWI657146B (zh) |
WO (1) | WO2018054314A1 (zh) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107871602A (zh) | 2016-09-26 | 2018-04-03 | 厦门钨业股份有限公司 | 一种R‑Fe‑B系稀土烧结磁铁的晶界扩散方法、HRE扩散源及其制备方法 |
KR102045399B1 (ko) * | 2018-04-30 | 2019-11-15 | 성림첨단산업(주) | 희토류 영구자석의 제조방법 |
US20190378651A1 (en) * | 2018-06-08 | 2019-12-12 | Shenzhen Radimag Magnets Co.,Ltd | Permeating treatment method for radially oriented sintered magnet, magnet, and composition for magnet permeation |
CN108831655B (zh) | 2018-07-20 | 2020-02-07 | 烟台首钢磁性材料股份有限公司 | 一种提高钕铁硼烧结永磁体矫顽力的方法 |
JP7293772B2 (ja) * | 2019-03-20 | 2023-06-20 | Tdk株式会社 | R-t-b系永久磁石 |
US20200303100A1 (en) * | 2019-03-22 | 2020-09-24 | Tdk Corporation | R-t-b based permanent magnet |
JP7251264B2 (ja) * | 2019-03-28 | 2023-04-04 | Tdk株式会社 | R‐t‐b系永久磁石の製造方法 |
CN109903986A (zh) * | 2019-04-01 | 2019-06-18 | 中钢集团南京新材料研究院有限公司 | 一种提高钕铁硼磁体矫顽力的方法 |
CN110415965A (zh) * | 2019-08-19 | 2019-11-05 | 安徽大地熊新材料股份有限公司 | 一种提高烧结稀土-铁-硼磁体矫顽力的方法 |
WO2021147908A1 (zh) * | 2020-01-21 | 2021-07-29 | 厦门钨业股份有限公司 | 一种R-Fe-B系烧结磁体及其晶界扩散处理方法 |
CN112908672B (zh) * | 2020-01-21 | 2024-02-09 | 福建省金龙稀土股份有限公司 | 一种R-Fe-B系稀土烧结磁体的晶界扩散处理方法 |
CN111210962B (zh) * | 2020-01-31 | 2021-05-07 | 厦门钨业股份有限公司 | 一种含SmFeN或SmFeC的烧结钕铁硼及其制备方法 |
CN111599565B (zh) * | 2020-06-01 | 2022-04-29 | 福建省长汀金龙稀土有限公司 | 钕铁硼磁体材料、原料组合物及其制备方法和应用 |
CN114141464A (zh) * | 2020-09-03 | 2022-03-04 | 轻能量电子商务科技有限公司 | 磁能材料组成结构 |
CN114420439B (zh) * | 2022-03-02 | 2022-12-27 | 浙江大学 | 高温氧化处理提高高丰度稀土永磁抗蚀性的方法 |
CN115910521A (zh) * | 2023-01-04 | 2023-04-04 | 苏州磁亿电子科技有限公司 | 一种薄膜状hre扩散源及制备方法、钕铁硼磁体制备方法 |
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JP2006303433A (ja) * | 2005-03-23 | 2006-11-02 | Shin Etsu Chem Co Ltd | 希土類永久磁石 |
CN1898757A (zh) * | 2004-10-19 | 2007-01-17 | 信越化学工业株式会社 | 稀土永磁材料的制备方法 |
CN101842862A (zh) * | 2007-10-31 | 2010-09-22 | 株式会社爱发科 | 永久磁铁的制造方法和永久磁铁 |
CN102177271A (zh) * | 2008-10-08 | 2011-09-07 | 株式会社爱发科 | 蒸发材料及蒸发材料的制造方法 |
CN103985535A (zh) * | 2014-05-31 | 2014-08-13 | 厦门钨业股份有限公司 | 一种对RTB系磁体进行Dy扩散的方法、磁体和扩散源 |
CN103985534A (zh) * | 2014-05-30 | 2014-08-13 | 厦门钨业股份有限公司 | 对R-T-B系磁体进行Dy扩散的方法、磁体和扩散源 |
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JP2005011973A (ja) | 2003-06-18 | 2005-01-13 | Japan Science & Technology Agency | 希土類−鉄−ホウ素系磁石及びその製造方法 |
US8420160B2 (en) * | 2006-09-15 | 2013-04-16 | Intermetallics Co., Ltd. | Method for producing sintered NdFeB magnet |
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US11501914B2 (en) | 2022-11-15 |
EP3438997A4 (en) | 2019-11-13 |
KR102138243B1 (ko) | 2020-07-27 |
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US20200027656A1 (en) | 2020-01-23 |
CN110070986A (zh) | 2019-07-30 |
JP2019535130A (ja) | 2019-12-05 |
TWI657146B (zh) | 2019-04-21 |
WO2018054314A1 (zh) | 2018-03-29 |
CN107871602A (zh) | 2018-04-03 |
CN108140482A (zh) | 2018-06-08 |
KR20190064572A (ko) | 2019-06-10 |
TW201814057A (zh) | 2018-04-16 |
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