CN103468062B - 钕铁硼磁性粉笔 - Google Patents
钕铁硼磁性粉笔 Download PDFInfo
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- CN103468062B CN103468062B CN201310386443.4A CN201310386443A CN103468062B CN 103468062 B CN103468062 B CN 103468062B CN 201310386443 A CN201310386443 A CN 201310386443A CN 103468062 B CN103468062 B CN 103468062B
- Authority
- CN
- China
- Prior art keywords
- chalk
- parts
- boron magnetic
- iron boron
- neodymium iron
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 30
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000000843 powder Substances 0.000 claims abstract description 7
- 239000000696 magnetic material Substances 0.000 claims abstract description 6
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 4
- 239000007864 aqueous solution Substances 0.000 claims abstract description 4
- 239000000839 emulsion Substances 0.000 claims abstract description 4
- 229920002689 polyvinyl acetate Polymers 0.000 claims abstract description 4
- 239000011118 polyvinyl acetate Substances 0.000 claims abstract description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 239000000428 dust Substances 0.000 abstract description 15
- 239000010440 gypsum Substances 0.000 abstract description 10
- 229910052602 gypsum Inorganic materials 0.000 abstract description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 241000255969 Pieris brassicae Species 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical group [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 14
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000011505 plaster Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 239000004575 stone Substances 0.000 description 5
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 description 4
- 239000011507 gypsum plaster Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 210000003800 pharynx Anatomy 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 230000003203 everyday effect Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 210000001161 mammalian embryo Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 210000001331 nose Anatomy 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 208000019693 Lung disease Diseases 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000025865 Ulcer Diseases 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000001754 anti-pyretic effect Effects 0.000 description 1
- 239000002221 antipyretic Substances 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000002354 daily effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 238000007885 magnetic separation Methods 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 206010035653 pneumoconiosis Diseases 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000035922 thirst Effects 0.000 description 1
- 230000017423 tissue regeneration Effects 0.000 description 1
- 231100000397 ulcer Toxicity 0.000 description 1
- 210000003135 vibrissae Anatomy 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201310386443.4A CN103468062B (zh) | 2013-08-30 | 2013-08-30 | 钕铁硼磁性粉笔 |
Applications Claiming Priority (1)
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CN201310386443.4A CN103468062B (zh) | 2013-08-30 | 2013-08-30 | 钕铁硼磁性粉笔 |
Publications (2)
Publication Number | Publication Date |
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CN103468062A CN103468062A (zh) | 2013-12-25 |
CN103468062B true CN103468062B (zh) | 2015-04-22 |
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Family Applications (1)
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CN201310386443.4A Active CN103468062B (zh) | 2013-08-30 | 2013-08-30 | 钕铁硼磁性粉笔 |
Country Status (1)
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CN (1) | CN103468062B (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017116995A1 (en) | 2015-12-28 | 2017-07-06 | The Trustees Of Princeton University | Self-erasing chalkboard |
CN105440808A (zh) * | 2015-12-30 | 2016-03-30 | 崇夕山 | 一种低成本无扬尘粉笔 |
CN105505009A (zh) * | 2015-12-30 | 2016-04-20 | 崇夕山 | 一种环保无扬尘粉笔 |
CN105462367A (zh) * | 2015-12-30 | 2016-04-06 | 崇夕山 | 一种无扬尘易擦除粉笔 |
CN105440809A (zh) * | 2015-12-30 | 2016-03-30 | 崇夕山 | 一种书写便利无扬尘粉笔及其制备方法 |
CN105440810A (zh) * | 2015-12-30 | 2016-03-30 | 崇夕山 | 一种无扬尘粉笔 |
CN105505006A (zh) * | 2015-12-30 | 2016-04-20 | 崇夕山 | 一种磁性黑板用绿色健康粉笔 |
CN105505005A (zh) * | 2015-12-30 | 2016-04-20 | 崇夕山 | 一种低成本无扬尘磁性黑板用粉笔 |
CN105505007A (zh) * | 2015-12-30 | 2016-04-20 | 崇夕山 | 一种磁性黑板用粉笔 |
CN105505008A (zh) * | 2015-12-30 | 2016-04-20 | 崇夕山 | 一种高填充无扬尘粉笔 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN85106172A (zh) * | 1985-08-14 | 1987-03-04 | 王凤楼 | 磁性粉笔和磁性板擦 |
CN1046746A (zh) * | 1989-04-29 | 1990-11-07 | 刘凤义 | 被膜粉笔制作液 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101110360B1 (ko) * | 2009-10-31 | 2012-02-16 | 나코비즈 주식회사 | 친환경 고강도 분필 및 그 제조방법 |
WO2011141936A1 (en) * | 2010-05-13 | 2011-11-17 | Kores (India) Limited | A novel dustless chalk and process of making the same |
CN102399477A (zh) * | 2010-09-09 | 2012-04-04 | 徐长斌 | 无尘粉笔 |
CN102485815A (zh) * | 2010-12-06 | 2012-06-06 | 王诚 | 无尘粉笔 |
CN102876137A (zh) * | 2012-09-25 | 2013-01-16 | 南通东泰新能源设备有限公司 | 无尘粉笔 |
-
2013
- 2013-08-30 CN CN201310386443.4A patent/CN103468062B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN85106172A (zh) * | 1985-08-14 | 1987-03-04 | 王凤楼 | 磁性粉笔和磁性板擦 |
CN1046746A (zh) * | 1989-04-29 | 1990-11-07 | 刘凤义 | 被膜粉笔制作液 |
Non-Patent Citations (1)
Title |
---|
李东光.粉笔.《1000种小化工产品配方与制作(1-200)》.2012, * |
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Publication number | Publication date |
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CN103468062A (zh) | 2013-12-25 |
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Address after: 542800 the Guangxi Zhuang Autonomous Region Hezhou City eight step Xiyuan No. 40 Lane eight new materials research and Development Institute Patentee after: Long Qizhi Address before: 542800, Baisha Town, Fuchuan County, Hezhou, the Guangxi Zhuang Autonomous Region Patentee before: Long Qizhi |
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TR01 | Transfer of patent right |
Effective date of registration: 20191022 Address after: 314502 202a, building B, 369 GONGMAO Avenue, Puyuan Town, Tongxiang City, Jiaxing City, Zhejiang Province Patentee after: Tongxiang Hongchen Industrial Design Co., Ltd Address before: 542800 the Guangxi Zhuang Autonomous Region Hezhou City eight step Xiyuan No. 40 Lane eight new materials research and Development Institute Patentee before: Long Qi Zhi |