CN106158215A - A kind of filter inductance granule and preparation method thereof - Google Patents
A kind of filter inductance granule and preparation method thereof Download PDFInfo
- Publication number
- CN106158215A CN106158215A CN201610683379.XA CN201610683379A CN106158215A CN 106158215 A CN106158215 A CN 106158215A CN 201610683379 A CN201610683379 A CN 201610683379A CN 106158215 A CN106158215 A CN 106158215A
- Authority
- CN
- China
- Prior art keywords
- oxide
- parts
- granule
- filter inductance
- polyvinyl alcohol
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- 239000008187 granular material Substances 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims description 9
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 26
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000006247 magnetic powder Substances 0.000 claims abstract description 14
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000005751 Copper oxide Substances 0.000 claims abstract description 13
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 13
- 229910000416 bismuth oxide Inorganic materials 0.000 claims abstract description 13
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 13
- 229910000431 copper oxide Inorganic materials 0.000 claims abstract description 13
- TYIXMATWDRGMPF-UHFFFAOYSA-N dibismuth;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Bi+3].[Bi+3] TYIXMATWDRGMPF-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910000464 lead oxide Inorganic materials 0.000 claims abstract description 13
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 11
- UBEWDCMIDFGDOO-UHFFFAOYSA-N cobalt(2+);cobalt(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Co+2].[Co+3].[Co+3] UBEWDCMIDFGDOO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 8
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 claims abstract 4
- 238000000498 ball milling Methods 0.000 claims description 10
- 239000011812 mixed powder Substances 0.000 claims description 10
- 239000002002 slurry Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 7
- 238000000889 atomisation Methods 0.000 claims description 5
- 235000013495 cobalt Nutrition 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- VPWFPZBFBFHIIL-UHFFFAOYSA-L disodium 4-[(4-methyl-2-sulfophenyl)diazenyl]-3-oxidonaphthalene-2-carboxylate Chemical compound [Na+].[Na+].[O-]S(=O)(=O)C1=CC(C)=CC=C1N=NC1=C(O)C(C([O-])=O)=CC2=CC=CC=C12 VPWFPZBFBFHIIL-UHFFFAOYSA-L 0.000 abstract 1
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 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
- H01F1/09—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 mixtures of metallic and non-metallic particles; metallic particles having oxide skin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/04—Fixed inductances of the signal type with magnetic core
- H01F2017/048—Fixed inductances of the signal type with magnetic core with encapsulating core, e.g. made of resin and magnetic powder
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Soft Magnetic Materials (AREA)
Abstract
The invention provides a kind of filter inductance granule, raw material forms according to following portion rate: magnetic powder 82 100 parts, iron oxide red 6 17 parts, bismuth oxide 0.3 1.2 parts, copper oxide 0.3 0.8 parts, calcium carbonate 0.4 0.8 parts, polyvinyl alcohol 11 18 parts, Cobalto-cobaltic oxide 0.1 1.2 parts, 0.6 1.0 parts of lead oxide, 100 120 parts of water.A kind of filter inductance granule that the present invention provides has the features such as anticorrosion, high electromagnetic performance, easy processing, uses this material can shorten the device production cycle, reduces labour force.
Description
Technical field
The present invention relates to inductors technique field, particularly relate to a kind of filter inductance granule and preparation method thereof.
Background technology
Filter inductance typically uses Ferrite Material, and it can combine with feedthrough capacitor easily, forms composite filter
Ripple device, in high performance filter, is also adopted by line around inductance.But it may be noted that ferrite material can occur magnetic saturation under big electric current,
Reduce wave filter usefulness.
The magnetic material of traditional solid-state inductance is using iron powder such as reduced iron powder, carbonyl iron dust as base material, adds passivation
The pelletizes such as agent, binding agent, releasing agent, then by dry-pressing formed method, coil is compressed on inside magnetic powder, will outward after product solidification
Portion is coated, and is processed by pins of products, produces solid-state inductance.This material can meet the requirement of magnetic property, works as ring
Border badly as high humidity, high salt adverse circumstances time, need device is protected, be typically employed in device surface and be coated,
Veneer is carried out the measures such as sealing, so ensures overall performance.But the heat radiation that increase coat can cause device is bad, and device
Part temperature rise, causes the service life reduction of device.
Summary of the invention
For solving the technical problem of above-mentioned existence, the invention provides a kind of filter inductance granule and preparation method thereof.
The technical scheme that the present invention provides is as follows:
A kind of filter inductance granule, raw material forms according to following portion rate:
Magnetic powder 82-100 part, iron oxide red 6-17 part, bismuth oxide 0.3-1.2 part, copper oxide 0.3-0.8 part, calcium carbonate 0.4-0.8 part,
Polyvinyl alcohol 11-18 part, Cobalto-cobaltic oxide 0.1-1.2 part, lead oxide 0.6-1.0 part, water 100-120 part.
Further illustrating, described a kind of filter inductance granule, raw material forms according to following portion rate:
Magnetic powder 89 parts, iron oxide red 12 parts, bismuth oxide 0.9 part, copper oxide 0.6 part, calcium carbonate 0.5 part, polyvinyl alcohol 13 parts, four oxidations
Three cobalts 0.9 part, 0.8 part of lead oxide, 102 parts of water.
Further illustrate, the preparation method of described a kind of filter inductance granule, comprise the steps:
(1) mixed powder will be obtained at magnetic powder, iron oxide red, bismuth oxide, copper oxide, calcium carbonate, Cobalto-cobaltic oxide, lead oxide mix homogeneously
Material;
(2) mixed powder and the polyvinyl alcohol of step (1) gained being added water and carry out ball-milling treatment, Ball-milling Time is 8-10 hour
Obtain slurry,
(3) slurry that step (2) prepares is put into and carried out pelletize process in Pressuresprayingdrier, described pressure spray dryer
The atomisation pressure of machine is 2.5-3.2Mpa, i.e. can get filter inductance granule.
Beneficial effects of the present invention is as follows:
A kind of filter inductance granule that the present invention provides has the features such as anticorrosion, high electromagnetic performance, easy processing, uses this material
The device production cycle can be shortened, reduce labour force.
Detailed description of the invention
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the reality in the present invention
Execute example, the every other embodiment that field those of ordinary skill is obtained under not making creative work premise, broadly fall into
The scope of protection of the invention.
Embodiment 1
A kind of filter inductance granule, raw material forms according to following portion rate:
Magnetic powder 82 parts, iron oxide red 6 parts, bismuth oxide 0.3 part, copper oxide 0.3 part, calcium carbonate 0.4 part, polyvinyl alcohol 11 parts, four oxidations
Three cobalts 0.1 part, 0.6 part of lead oxide, 100 parts of water.
Further illustrate, the preparation method of described a kind of filter inductance granule, comprise the steps:
(1) mixed powder will be obtained at magnetic powder, iron oxide red, bismuth oxide, copper oxide, calcium carbonate, Cobalto-cobaltic oxide, lead oxide mix homogeneously
Material;
(2) mixed powder and the polyvinyl alcohol of step (1) gained being added water and carry out ball-milling treatment, Ball-milling Time is to obtain for 8 hours
To slurry,
(3) slurry that step (2) prepares is put into and carried out pelletize process in Pressuresprayingdrier, described pressure spray dryer
The atomisation pressure of machine is 2.5Mpa, i.e. can get filter inductance granule.
Embodiment 2
A kind of filter inductance granule, raw material forms according to following portion rate:
Magnetic powder 100 parts, iron oxide red 17 parts, bismuth oxide 1.2 parts, copper oxide 0.8 part, calcium carbonate 0.8 part, polyvinyl alcohol 18 parts, four oxygen
Change three cobalt 1.2 parts, 1.0 parts of lead oxide, 120 parts of water.
The preparation method of described a kind of filter inductance granule, comprises the steps:
(1) mixed powder will be obtained at magnetic powder, iron oxide red, bismuth oxide, copper oxide, calcium carbonate, Cobalto-cobaltic oxide, lead oxide mix homogeneously
Material;
(2) mixed powder and the polyvinyl alcohol of step (1) gained being added water and carry out ball-milling treatment, Ball-milling Time is to obtain for 10 hours
To slurry,
(3) slurry that step (2) prepares is put into and carried out pelletize process in Pressuresprayingdrier, described pressure spray dryer
The atomisation pressure of machine is 3.2Mpa, i.e. can get filter inductance granule.
Embodiment 3
A kind of filter inductance granule, raw material forms according to following portion rate:
Magnetic powder 89 parts, iron oxide red 12 parts, bismuth oxide 0.9 part, copper oxide 0.6 part, calcium carbonate 0.5 part, polyvinyl alcohol 13 parts, four oxidations
Three cobalts 0.9 part, 0.8 part of lead oxide, 102 parts of water.
Further illustrate, the preparation method of described a kind of filter inductance granule, comprise the steps:
(1) mixed powder will be obtained at magnetic powder, iron oxide red, bismuth oxide, copper oxide, calcium carbonate, Cobalto-cobaltic oxide, lead oxide mix homogeneously
Material;
(2) mixed powder and the polyvinyl alcohol of step (1) gained being added water and carry out ball-milling treatment, Ball-milling Time is to obtain for 9 hours
To slurry,
(3) slurry that step (2) prepares is put into and carried out pelletize process in Pressuresprayingdrier, described pressure spray dryer
The atomisation pressure of machine is 2.9Mpa, i.e. can get filter inductance granule.
Above-described embodiment is the present invention preferably embodiment, but embodiments of the present invention are not by above-described embodiment
Limit, the change made under other any spirit without departing from the present invention and principle, modify, substitute, combine, simplify,
All should be the substitute mode of equivalence, within being included in protection scope of the present invention.
Claims (3)
1. a filter inductance granule, it is characterised in that raw material forms according to following portion rate:
Magnetic powder 82-100 part, iron oxide red 6-17 part, bismuth oxide 0.3-1.2 part, copper oxide 0.3-0.8 part, calcium carbonate 0.4-0.8 part,
Polyvinyl alcohol 11-18 part, Cobalto-cobaltic oxide 0.1-1.2 part, lead oxide 0.6-1.0 part, water 100-120 part.
A kind of filter inductance granule the most according to claim 1, it is characterised in that raw material is according to following portion rate group
Become:
Magnetic powder 89 parts, iron oxide red 12 parts, bismuth oxide 0.9 part, copper oxide 0.6 part, calcium carbonate 0.5 part, polyvinyl alcohol 13 parts, four oxidations
Three cobalts 0.9 part, 0.8 part of lead oxide, 102 parts of water.
The preparation method of a kind of filter inductance granule the most according to claim 1, it is characterised in that comprise the steps:
(1) mixed powder will be obtained at magnetic powder, iron oxide red, bismuth oxide, copper oxide, calcium carbonate, Cobalto-cobaltic oxide, lead oxide mix homogeneously
Material;
(2) mixed powder and the polyvinyl alcohol of step (1) gained being added water and carry out ball-milling treatment, Ball-milling Time is 8-10 hour
Obtain slurry;
(3) slurry that step (2) prepares is put into and carried out pelletize process in Pressuresprayingdrier, described pressure spray dryer
The atomisation pressure of machine is 2.5-3.2Mpa, i.e. can get filter inductance granule.
Priority Applications (1)
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CN201610683379.XA CN106158215A (en) | 2016-08-18 | 2016-08-18 | A kind of filter inductance granule and preparation method thereof |
Applications Claiming Priority (1)
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CN201610683379.XA CN106158215A (en) | 2016-08-18 | 2016-08-18 | A kind of filter inductance granule and preparation method thereof |
Publications (1)
Publication Number | Publication Date |
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CN106158215A true CN106158215A (en) | 2016-11-23 |
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CN201610683379.XA Pending CN106158215A (en) | 2016-08-18 | 2016-08-18 | A kind of filter inductance granule and preparation method thereof |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0891917A (en) * | 1994-09-19 | 1996-04-09 | Matsushita Electric Ind Co Ltd | Ferrite material and its production |
CN1305200A (en) * | 2000-10-30 | 2001-07-25 | 广东肇庆风华电子工程开发有限公司 | Low-tmep sintered material for inductor |
CN104157413A (en) * | 2014-07-24 | 2014-11-19 | 湖州南浔双林明宇电子元件厂 | Environment-friendly H-shaped filter inductance magnetic core particles and preparation method thereof |
-
2016
- 2016-08-18 CN CN201610683379.XA patent/CN106158215A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0891917A (en) * | 1994-09-19 | 1996-04-09 | Matsushita Electric Ind Co Ltd | Ferrite material and its production |
CN1305200A (en) * | 2000-10-30 | 2001-07-25 | 广东肇庆风华电子工程开发有限公司 | Low-tmep sintered material for inductor |
CN104157413A (en) * | 2014-07-24 | 2014-11-19 | 湖州南浔双林明宇电子元件厂 | Environment-friendly H-shaped filter inductance magnetic core particles and preparation method thereof |
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PB01 | Publication | ||
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Application publication date: 20161123 |