CN105957679A - 一种高磁能积高矫顽力的钕铁硼永磁材料及其制造方法 - Google Patents
一种高磁能积高矫顽力的钕铁硼永磁材料及其制造方法 Download PDFInfo
- Publication number
- CN105957679A CN105957679A CN201610568002.XA CN201610568002A CN105957679A CN 105957679 A CN105957679 A CN 105957679A CN 201610568002 A CN201610568002 A CN 201610568002A CN 105957679 A CN105957679 A CN 105957679A
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- Prior art keywords
- permanent magnet
- diffusion
- magnet material
- energy product
- rare earth
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- Granted
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- 239000000463 material Substances 0.000 title claims abstract description 71
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 238000009792 diffusion process Methods 0.000 claims abstract description 101
- 150000002910 rare earth metals Chemical class 0.000 claims abstract description 44
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 42
- 229910052692 Dysprosium Inorganic materials 0.000 claims abstract description 23
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 22
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000011733 molybdenum Substances 0.000 claims abstract description 19
- 229910052771 Terbium Inorganic materials 0.000 claims abstract description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 13
- 230000008021 deposition Effects 0.000 claims abstract description 13
- 239000001301 oxygen Substances 0.000 claims abstract description 13
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052796 boron Inorganic materials 0.000 claims abstract description 7
- 238000005245 sintering Methods 0.000 claims abstract description 7
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract description 5
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052777 Praseodymium Inorganic materials 0.000 claims abstract description 3
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 3
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 3
- 229910052802 copper Inorganic materials 0.000 claims abstract description 3
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 3
- 229910052742 iron Inorganic materials 0.000 claims abstract description 3
- 229910052746 lanthanum Inorganic materials 0.000 claims abstract description 3
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 3
- 229910052758 niobium Inorganic materials 0.000 claims abstract description 3
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 3
- 230000007704 transition Effects 0.000 claims abstract description 3
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 3
- 229910052684 Cerium Inorganic materials 0.000 claims abstract 2
- 238000000034 method Methods 0.000 claims description 41
- 229910001172 neodymium magnet Inorganic materials 0.000 claims description 21
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical group [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 claims description 18
- 229910052739 hydrogen Inorganic materials 0.000 claims description 18
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 16
- 239000001257 hydrogen Substances 0.000 claims description 16
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 10
- 239000003963 antioxidant agent Substances 0.000 claims description 9
- 230000003078 antioxidant effect Effects 0.000 claims description 9
- 238000003801 milling Methods 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 235000013312 flour Nutrition 0.000 claims description 6
- 229910002804 graphite Inorganic materials 0.000 claims description 6
- 239000010439 graphite Substances 0.000 claims description 6
- 239000000314 lubricant Substances 0.000 claims description 6
- 230000003746 surface roughness Effects 0.000 claims description 6
- 230000032683 aging Effects 0.000 claims description 3
- 230000001706 oxygenating effect Effects 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 239000007770 graphite material Substances 0.000 abstract 1
- 238000002955 isolation Methods 0.000 abstract 1
- 239000000047 product Substances 0.000 description 29
- 239000012071 phase Substances 0.000 description 24
- 239000007791 liquid phase Substances 0.000 description 21
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 16
- 239000000758 substrate Substances 0.000 description 13
- 238000000151 deposition Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 11
- 239000011159 matrix material Substances 0.000 description 11
- 238000012545 processing Methods 0.000 description 10
- 229910052786 argon Inorganic materials 0.000 description 8
- 239000013078 crystal Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 230000005389 magnetism Effects 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 230000004907 flux Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
- WSFQKYAVYHDRER-UHFFFAOYSA-N dysprosium Chemical compound [Dy].[Dy] WSFQKYAVYHDRER-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000005324 grain boundary diffusion Methods 0.000 description 1
- 230000001976 improved effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
- C23C10/28—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
-
- 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
Abstract
Description
Claims (10)
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CN201610568002.XA CN105957679B (zh) | 2016-07-18 | 2016-07-18 | 一种高磁能积高矫顽力的钕铁硼永磁材料及其制造方法 |
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CN201610568002.XA CN105957679B (zh) | 2016-07-18 | 2016-07-18 | 一种高磁能积高矫顽力的钕铁硼永磁材料及其制造方法 |
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CN105957679A true CN105957679A (zh) | 2016-09-21 |
CN105957679B CN105957679B (zh) | 2018-06-01 |
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CN201610568002.XA Active CN105957679B (zh) | 2016-07-18 | 2016-07-18 | 一种高磁能积高矫顽力的钕铁硼永磁材料及其制造方法 |
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Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106442705A (zh) * | 2016-12-02 | 2017-02-22 | 山东省特种设备检验研究院 | 一种20g钢材料应变时效脆化无损检测及评估方法 |
CN107256795A (zh) * | 2017-06-27 | 2017-10-17 | 北京科技大学 | 利用两步晶界扩散工艺制备高性能烧结钕铁硼磁体的方法 |
CN108122653A (zh) * | 2017-12-21 | 2018-06-05 | 宁波金轮磁材技术有限公司 | 一种高性能含镝钕铁硼磁材及其制备方法 |
CN108242303A (zh) * | 2017-12-26 | 2018-07-03 | 钢铁研究总院 | 一种混合稀土永磁材料及其制备方法 |
CN108335898A (zh) * | 2018-02-05 | 2018-07-27 | 宁波松科磁材有限公司 | 一种提高烧结钕铁硼厚片磁钢温度稳定性的渗镝工艺 |
CN108417374A (zh) * | 2018-02-05 | 2018-08-17 | 宁波松科磁材有限公司 | 一种钕铁硼磁体的制备方法 |
CN109411173A (zh) * | 2018-09-20 | 2019-03-01 | 浙江东阳东磁稀土有限公司 | 一种可调控内禀矫顽力梯度的NdFeB稀土永磁体制造方法 |
CN110491616A (zh) * | 2019-07-19 | 2019-11-22 | 宁波可可磁业股份有限公司 | 一种钕铁硼磁性材料及其制备方法 |
CN112017834A (zh) * | 2020-08-20 | 2020-12-01 | 合肥工业大学 | 一种高性能烧结钕铁硼磁体及其制备方法 |
WO2021042864A1 (zh) * | 2019-09-03 | 2021-03-11 | 厦门钨业股份有限公司 | 一种稀土永磁材料、原料组合物、制备方法、应用、电机 |
CN112530689A (zh) * | 2020-11-27 | 2021-03-19 | 中钢天源股份有限公司 | 一种提高高丰度铈磁体晶界扩散效果的方法 |
EP3828905A1 (en) | 2019-11-29 | 2021-06-02 | Yantai Shougang Magnetic Materials Inc. | A method for increasing the coercivity of a sintered type ndfeb permanent magnet |
CN114864268A (zh) * | 2022-06-07 | 2022-08-05 | 安徽吉华新材料有限公司 | 一种高矫顽力再生磁体的制备方法 |
CN114999805A (zh) * | 2022-06-13 | 2022-09-02 | 安徽吉华新材料有限公司 | 一种高性能再生永磁材料的制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102592775A (zh) * | 2011-01-17 | 2012-07-18 | 三环瓦克华(北京)磁性器件有限公司 | 一种高性能钕铁硼烧结磁体及其制造方法 |
CN105161242A (zh) * | 2015-08-27 | 2015-12-16 | 安徽大地熊新材料股份有限公司 | 一种钕铁硼的制作方法 |
JP2016034024A (ja) * | 2014-07-29 | 2016-03-10 | 日立金属株式会社 | R−t−b系焼結磁石の製造方法 |
-
2016
- 2016-07-18 CN CN201610568002.XA patent/CN105957679B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102592775A (zh) * | 2011-01-17 | 2012-07-18 | 三环瓦克华(北京)磁性器件有限公司 | 一种高性能钕铁硼烧结磁体及其制造方法 |
JP2016034024A (ja) * | 2014-07-29 | 2016-03-10 | 日立金属株式会社 | R−t−b系焼結磁石の製造方法 |
CN105161242A (zh) * | 2015-08-27 | 2015-12-16 | 安徽大地熊新材料股份有限公司 | 一种钕铁硼的制作方法 |
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106442705A (zh) * | 2016-12-02 | 2017-02-22 | 山东省特种设备检验研究院 | 一种20g钢材料应变时效脆化无损检测及评估方法 |
CN107256795A (zh) * | 2017-06-27 | 2017-10-17 | 北京科技大学 | 利用两步晶界扩散工艺制备高性能烧结钕铁硼磁体的方法 |
CN108122653A (zh) * | 2017-12-21 | 2018-06-05 | 宁波金轮磁材技术有限公司 | 一种高性能含镝钕铁硼磁材及其制备方法 |
CN108122653B (zh) * | 2017-12-21 | 2019-11-12 | 宁波金轮磁材技术有限公司 | 一种高性能含镝钕铁硼磁材及其制备方法 |
CN113871120A (zh) * | 2017-12-26 | 2021-12-31 | 钢铁研究总院 | 一种混合稀土永磁材料及其制备方法 |
CN108242303A (zh) * | 2017-12-26 | 2018-07-03 | 钢铁研究总院 | 一种混合稀土永磁材料及其制备方法 |
CN108335898A (zh) * | 2018-02-05 | 2018-07-27 | 宁波松科磁材有限公司 | 一种提高烧结钕铁硼厚片磁钢温度稳定性的渗镝工艺 |
CN108417374A (zh) * | 2018-02-05 | 2018-08-17 | 宁波松科磁材有限公司 | 一种钕铁硼磁体的制备方法 |
CN109411173A (zh) * | 2018-09-20 | 2019-03-01 | 浙江东阳东磁稀土有限公司 | 一种可调控内禀矫顽力梯度的NdFeB稀土永磁体制造方法 |
CN110491616A (zh) * | 2019-07-19 | 2019-11-22 | 宁波可可磁业股份有限公司 | 一种钕铁硼磁性材料及其制备方法 |
WO2021042864A1 (zh) * | 2019-09-03 | 2021-03-11 | 厦门钨业股份有限公司 | 一种稀土永磁材料、原料组合物、制备方法、应用、电机 |
EP3828905A1 (en) | 2019-11-29 | 2021-06-02 | Yantai Shougang Magnetic Materials Inc. | A method for increasing the coercivity of a sintered type ndfeb permanent magnet |
CN112017834A (zh) * | 2020-08-20 | 2020-12-01 | 合肥工业大学 | 一种高性能烧结钕铁硼磁体及其制备方法 |
CN112017834B (zh) * | 2020-08-20 | 2023-03-17 | 合肥工业大学 | 一种高性能烧结钕铁硼磁体及其制备方法 |
CN112530689A (zh) * | 2020-11-27 | 2021-03-19 | 中钢天源股份有限公司 | 一种提高高丰度铈磁体晶界扩散效果的方法 |
CN114864268A (zh) * | 2022-06-07 | 2022-08-05 | 安徽吉华新材料有限公司 | 一种高矫顽力再生磁体的制备方法 |
CN114999805A (zh) * | 2022-06-13 | 2022-09-02 | 安徽吉华新材料有限公司 | 一种高性能再生永磁材料的制备方法 |
CN114999805B (zh) * | 2022-06-13 | 2023-12-26 | 安徽吉华新材料有限公司 | 一种高性能再生永磁材料的制备方法 |
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