CN1436868A - High-strength and high-conductivity copper-base material and its prepn process - Google Patents
High-strength and high-conductivity copper-base material and its prepn process Download PDFInfo
- Publication number
- CN1436868A CN1436868A CN 03114720 CN03114720A CN1436868A CN 1436868 A CN1436868 A CN 1436868A CN 03114720 CN03114720 CN 03114720 CN 03114720 A CN03114720 A CN 03114720A CN 1436868 A CN1436868 A CN 1436868A
- Authority
- CN
- China
- Prior art keywords
- copper
- solution treatment
- copper material
- powder
- heated
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Abstract
The present invention is one kind of high-strength and high-conductivity copper-base material and its preparation process. The high-strength and high-conductivity copper-base material is prepared through purifying metal melt, crystal fining strengthening, separating strengthening and dislocation strengthening and with copper as base and the added mixture of Fe, P, B and RE. The material has high strength, high electric and heat conductivity, simple preparation process and low cost. As one new functional material, the material with excellent comprehensive physical and mechanical performance may be used in microelectronics, communication, astronautics, aeronautics, high speed traffic and other industry.
Description
Technical field
The present invention relates to electronic material, relate in particular to a kind of Copper-based High Intensity And High Guide Material And Its Preparation Method.
Background technology
Copper base high-strength highly-conductive material is mainly used in electronics, communications industry, and China's electronic industry is more late than developed country's starting, is just developed rapidly to the eighties.The eighties, China has introduced tens integrated circuit production lines and a plurality of leads framework production line from external successively, but the used for lead frame copper strips is still a blank, almost all relies on import.Be to solve circuit lead frame domestic material problem, domestic-developed several copper base blaster fuse frame materials, material property is listed in table 1.
Table 1 China copper frame material trade mark and performance trade mark tensile strength Mpa unit elongation % electric conductivity %IACS TP0 〉=275 9 〉=85TFe0.1 〉=392 4 〉=80QFe2.5 〉=410 5 〉=60
Developed countries such as external Japan, the U.S. begin to develop the copper blaster fuse frame material from the sixties, whole world framework copper alloy is not following 100 kinds at present, and wherein Japan reaches 77 kinds, mainly is series such as copper-iron-phosphorus, copper-chromium-zirconium, copper-nickel-silicon.External famous copper blaster fuse frame material and performance see Table 2.
External famous copper blaster fuse frame material of table 2 and performance
Tensile strength electric conductivity thermal conductivity trade mark alloying constituent % unit elongation %
MPa ％IACS W/mK
Cu-2.3Fe-0.1Zn-C194 450 5 60 264
0.03P
Cu-0.6Sn-1.5Fe-C195 617 3-13 50 197
0.8Co-0.1PKLF-1 Cu-3Ni-0.7Si 588 6 55 222
Cu-0.1Fe-0.1Sn-KLF-2 460 8 82 268
0.03P
Cu-2Sn-0.25Ni-0MF202 529 6 30 155
.05P
Cu-1.0Fe-0.5Sn-EFTEC-5 539 8 54
0.5Zn
Cu-0.69Fe-0.36TML-21 588 14 76
i-0.06Mg
Cu-0.3Cr-0.1Zr-OMCL-1 590 8 82
0.05Mg-0.02Si
From table 1,2 as seen, the copper-based material of existing exploitation, then electrical and thermal conductivity is not good enough for most of copper-based materials such as intensity height, as well insufficient strength ideal then of electrical and thermal conductivity, this is because the intensity of material and the property led are a pair of contradiction, and this just makes that technical difficulty of preparation high-strength highly-conductive material is very big.The ML-20 of recent development and OMCL-1 material also have high-strength highly-conductive, but these two kinds of materials contain Zr or the expensive element of Ti, and melting in a vacuum, and this just makes that the cost of preparation material is higher.
Summary of the invention
The object of the present invention is to provide a kind of not only intensity height but also electrical and thermal conductivity is good, preparation technology is simple, cost is low Copper-based High Intensity And High Guide Material And Its Preparation Method.
The object of the present invention is achieved like this: the prescription of copper base high-strength highly-conductive material of the present invention is to be grouped into by following one-tenth by percentage to the quality: copper 96.80-99.80 iron 0.02-2.00 phosphorus 0.01-0.10 boron 0.001-0.100 rare earth or lucium 0.001-1.000
Copper base high-strength highly-conductive material of the present invention is meant foundry goods, hot rolling or forge hot copper material, cold rolling copper material, powder metallurgy product blank, powder metallurgy hot rolling or forge hot or cold rolling copper material.
Rare earth in the copper base high-strength highly-conductive material prescription of the present invention is meant metal or alloy or the oxide compound that contains cerium or yttrium or lanthanum element, and lucium is meant alloy or the oxide mixture that contains two kinds or three kinds elements in cerium or yttrium or the lanthanum.
Preparation technology of the present invention is:
One, the preparation technology of foundry goods is:
1, batching: by the Chemical Composition requirement, electrolytic copper, pure iron or iron containing alloy, phosphorus-containing alloy, boron-containing alloy, rare earth or the lucium that will meet prescription quality per-cent mix, and obtain batching;
2, melting: the batching that will prepare is put into process furnace copper alloy smelting technology fusing routinely;
3, cast article: the molten metal that will melt pours into and obtains foundry goods in the casting mold;
4, solution treatment: the foundry goods after will casting is heated to a certain temperature in 800-1050 ℃ of interval, is incubated 1-5 hour, then water-cooled;
5, ageing treatment: will the foundry goods after solution treatment be heated to a certain temperature insulation in 50-600 ℃ of interval or certain several temperature classifications insulation 0.2-72 hour, cooling obtains finished product then; Or will the foundry goods after solution treatment be placed in the indoor and outdoor atmosphere natural aging 1-360 days, obtain finished product.
Two, the preparation technology of hot rolling or forge hot copper material is:
The step 1 of preparation hot rolling or forge hot copper material, 2 with the step 1 of foundry goods, 2 identical, difference is:
3, casting copper ingot: the molten metal that will melt pours in the copper ingot mould and to obtain copper ingot;
4, hot rolling or forge hot: the copper ingot after will casting is heated to a certain temperature insulation 0.5-3 hour in 500-1050 ℃ of interval, and is rolling then or forge into copper material;
5, solution treatment: after hot rolling or forge hot are finished,, after hot rolling or forge hot are finished,, and then be heated to a certain temperature in 800-1050 ℃ of interval, be incubated water-cooled after 1-5 hour with the copper material elder generation air cooling that makes with the copper material that makes water-cooled immediately;
6, ageing treatment: will the copper material after solution treatment be heated to a certain temperature insulation in 50-600 ℃ of interval or certain several temperature classifications insulation 0.2-72 hour, cooling obtains finished product then; Or will the copper material after solution treatment be placed in the indoor and outdoor atmosphere natural aging 1-360 days, obtain finished product.
Three, the preparation technology of cold rolling copper material is:
Prepare cold rolling copper material step 1,2,3,4,5 with the step 1,2,3,4 of hot rolling or forge hot copper material, 5 identical, difference is:
6, cold rolling: copper material that will be after solution treatment is at room temperature rolling;
7, ageing treatment: a certain temperature insulation or certain several temperature classification that will be heated to 50-600 ℃ interval through the copper material after cold rolling are incubated 0.2-72 hour, and cooling obtains finished product then; Or will the copper material after solution treatment be placed in the indoor and outdoor atmosphere natural aging 1-360 days, obtain finished product.
Or according to the following steps:
6, ageing treatment: will the copper material after solution treatment be heated to a certain temperature insulation in 50-600 ℃ of interval or certain several temperature classifications insulation 0.2-72 hour, cooling then; Or will the copper material after solution treatment be placed in the indoor and outdoor atmosphere natural aging 1-360 days;
7, cold rolling: copper material that will be after ageing treatment is at room temperature rolling;
8, reply: a certain temperature insulation or certain several temperature classification that will be heated to 50-500 ℃ interval through the copper material after cold rolling are incubated 0.2-72 hour, and cooling obtains finished product then.
Four, the preparation technology of powder metallurgy product blank is:
1, batching: by the Chemical Composition requirement, copper powder, pure iron or iron containing alloy powder, phosphorus-containing alloy powder, boron-containing alloy powder, rare earth or the lucium powder that will meet prescription quality per-cent mix, and stir, and obtain batching;
2, base: powder metallurgical technique routinely makes the product blank;
3, solution treatment: the product blank is heated to a certain temperature in 800-1050 ℃ of interval, is incubated 1-5 hour, then water-cooled;
4, ageing treatment: will the product blank after solution treatment be heated to a certain temperature insulation in 50-600 ℃ of interval or certain several temperature classifications insulation 0.2-72 hour, cooling obtains finished product then; Or will the product blank after solution treatment be placed in the indoor and outdoor atmosphere natural aging 1-360 days, obtain finished product.
Five, the preparation technology of powder metallurgy hot rolling or forge hot or cold rolling copper material is:
The step 1 of preparation powder metallurgy hot rolling or forge hot or cold rolling copper material is identical with the step 1 of product blank, and difference is:
2, system ingot: powder metallurgical technique routinely makes copper ingot;
The step of back is identical with the step of hot rolling or forge hot or cold rolling copper material.
The present invention adopts metal melt purification, refined crystalline strengthening, precipitation strength and dislocations strengthening complex art, with copper (Cu) is matrix, add iron (Fe), phosphorus (P), boron (B) element and rare earth (metal or alloy or the oxide compound that contain cerium or yttrium or lanthanum element) or lucium (alloy or the oxide mixture that contain two kinds or three kinds elements in cerium or yttrium or the lanthanum), thereby make copper base high-strength highly-conductive material.Be characterized in:
(1) adopt the precipitation strength principle that combines with dislocations strengthening to be prepared: alloying constitutes and adds micro-iron, phosphoric, by solution treatment, make sosoloid be in hypersaturated state, then, by cold rolling processing, make in the material crystals and the increase of intergranular dislocation desity, carry out ageing treatment again, oversaturated iron, phosphoric are separated out, on the copper matrix, formed disperse distribution, tiny and uniform precipitation strength phase; Or it is carry out ageing treatment after the solution treatment earlier, and then cold rolling.More than two kinds of operational paths all can obtain precipitation strength and dislocations strengthening effect, increase substantially the intensity of material, simultaneously, make material keep the good property led.
(2) add rare earth and boron, play refining molten metal, crystal grain thinning, alloying simultaneously and improve the effect of cold and hot working performance quadruple: rare earth has the effect of deoxidation, dehydrogenation and desulfurization, boron also has the effect of deoxidation, therefore, rare earth and boron can reduce the air content and the sulphur content of metal melt widely, the purity of metal melt is improved, and this helps improving the intensity and the plasticity of material, improves conduction and heat conductivility simultaneously; The effect of rare earth and boron crystal grain thinning is obvious, can significantly improve the intensity and the toughness of material in that conduction, thermal conductivity are not had under the prerequisite of influence substantially; Rare earth also can form with boron and separate out intensity mutually, improves the strength of materials; Because the purification of rare earth and boron, and the plasticity effect that improves material make material have good cold and hot working performance, the lumber recovery height of material.
(3), preparation technology is simple, cost is low.
Copper base high-strength highly-conductive material property of the present invention is as follows:
(1) foundry goods, hot rolling or forge hot copper material, powder metallurgy product blank, powder metallurgy hot rolling or forge hot copper material:
Tensile strength (σ
b): 280-380MPA unit elongation (δ): 20-45%
Softening temperature: 500-550 ℃ electric conductivity (%IACS): 75-85
(2) cold rolling copper material, the cold rolling copper material of powder metallurgy:
Tensile strength (σ
b): 550-650MPA unit elongation (δ): 6-15%
Softening temperature: 500-550 ℃ electric conductivity (%IACS): 72-82
Copper base high-strength highly-conductive material of the present invention has good comprehensive physicals and mechanical property simultaneously, it is a kind of new function material, can be applicable to industries such as microelectronics, communication, space flight, aviation, high-speed transit, be used to make products such as jet-type igniting spray orifice, gas cutting machine nozzle in the rotor wire, electric contact material, line cutting electrode silk, boiler of power plant of aerial condutor, the large high-speed turbo-generator of circuit lead frame, resistance welding electrode, high speed electric locomotive.High speed development along with science and technology, performance to the high-strength highly-conductive material proposes more and more higher requirement, as unicircuit to extensive and ultra-large development, require the performance index of lead frame copper strip: tensile strength 〉=600Mpa, electric conductivity 〉=80%IACS, high temperature resistance softening temperature 〉=500 ℃; The temperature of resistance welding electrode welding zone reaches 500-650 ℃, the temperature at electrode tip position even up to 800 ℃, the current density by electrode be general conducting material 100-1000 doubly, require electrode can bear the effect of high electric current, high temperature and high pressure.The present invention can satisfy above-mentioned performance requriements substantially.
Embodiment
Embodiment 1: the preparation foundry goods:
1, batching: materials chemistry composition (mass percent) is got: iron: 0.60, phosphorus: 0.03, boron: 0.01, cerium: 0.05, residue is copper.Starting material use electrolytic copper, pure iron, phosphor copper, boron copper alloy, metallic cerium, and the alloying ingredient method is calculated various raw-material add-ons routinely, obtain batching;
2, melting: the batching that will prepare is put into process furnace copper alloy smelting technology fusing routinely;
3, cast article: the molten metal that will melt pours into and obtains foundry goods in the casting mold;
4, solution treatment: the foundry goods after will casting is heated to 950 ℃, is incubated 2 hours, then water-cooled;
5, ageing treatment: the foundry goods after solution treatment is heated to 500 ℃, is incubated 1 hour, cooling obtains finished product then.Embodiment 2: the preparation of hot rolling or forge hot copper material:
1, batching: materials chemistry composition (mass percent) is got: iron: 1.5, phosphorus: 0.06, boron: 0.02, yttrium: 0.5, residue is copper.Starting material use electrolytic copper, iron containing alloy, phosphor copper, boron copper alloy, metallic yttrium, and the alloying ingredient method is calculated various raw-material add-ons routinely, obtain batching;
2, melting: the batching that will prepare is put into process furnace copper alloy smelting technology fusing routinely;
3, casting copper ingot: the molten metal that will melt pours in the copper ingot mould and to obtain copper ingot;
4, hot rolling: the copper ingot after will casting is heated to 850 ℃, is incubated 2 hours, and is rolling then;
5, solution treatment after the hot rolling: after hot rolling is finished,, and then be heated to 900 ℃, be incubated water-cooled after 2 hours with the copper material elder generation air cooling that makes;
6, ageing treatment: the copper material after solution treatment is heated to 300 ℃, is incubated 4 hours, cooling obtains finished product then.Embodiment 3: the preparation of cold rolling copper material:
1, batching: materials chemistry composition (mass percent) is got: iron: 0.188, phosphorus: 0.01, boron: 0.001, lanthanum: 0.001, residue is copper.Starting material use electrolytic copper, pure iron, phosphor copper, boron copper alloy, lanthanoid metal, and the alloying ingredient method is calculated various raw-material add-ons routinely, obtain batching;
2, melting: the batching that will prepare is put into process furnace copper alloy smelting technology fusing routinely;
3, casting copper ingot: the molten metal that will melt pours in the copper ingot mould and to obtain copper ingot;
4, hot rolling: the copper ingot after will casting is heated to 880 ℃, is incubated 3 hours, and is rolling then;
5, solution treatment after the hot rolling: after forge hot is finished,, and then be heated to 920 ℃, be incubated water-cooled after 1 hour with the copper material elder generation air cooling that makes;
6, cold rolling: copper material that will be after solution treatment is at room temperature rolling;
7, ageing treatment: will be heated to 250 ℃ through the copper material after cold rolling, and be incubated 8 hours, cooling obtains finished product then.Embodiment 4: the preparation of cold rolling copper material:
1, batching: materials chemistry composition (mass percent) is got: iron: 1.8, phosphorus: 0.02, boron: the alloy that 0.08, contains two kinds of elements of cerium and lanthanum: 0.8, residue is copper.Starting material use electrolytic copper, pure iron, phosphor copper, boron copper alloy, contain the alloy of two kinds of elements of cerium and lanthanum, and the alloying ingredient method is calculated various raw-material add-ons routinely, obtain batching;
2, melting: the batching that will prepare is put into process furnace copper alloy smelting technology fusing routinely;
3, casting copper ingot: the molten metal that will melt pours in the copper ingot mould and to obtain copper ingot;
4, hot rolling: the copper ingot after will casting is heated to 880 ℃, is incubated 3 hours, and is rolling then;
5, solution treatment after the hot rolling: after forge hot is finished,, and then be heated to 920 ℃, be incubated water-cooled after 1 hour with the copper material elder generation air cooling that makes;
6, ageing treatment: the copper material after solution treatment is heated to 100 ℃ of insulations 3 hours, reheat to 300 ℃ insulation 20 hours, reheat to 600 ℃ insulation 45 hours, cooling then; Or will the copper material after solution treatment be placed in the indoor and outdoor atmosphere natural aging 100 days;
7, cold rolling: copper material that will be after ageing treatment is at room temperature rolling;
8, reply: will be heated to 400 ℃ of insulations 30 hours through the copper material after cold rolling, cooling obtains finished product then.Embodiment 5: the preparation of powder metallurgy product blank:
1, batching: materials chemistry composition (mass percent) is got: iron: 0.02, phosphorus: 0.05, boron: the alloy that 0.5, contains two kinds of elements of cerium and yttrium: 1, residue is copper.Starting material use copper powder, iron powder, phosphor copper powder, boron copper alloy powder, contain the alloy powder of two kinds of elements of cerium and yttrium, and the alloying ingredient method is calculated various raw-material add-ons routinely, obtain batching;
2, base: powder metallurgical technique routinely makes the product blank;
3, solution treatment: the product blank is heated to 980 ℃, is incubated 3 hours, then water-cooled;
4, ageing treatment: the product blank after solution treatment is heated to 500 ℃, is incubated 1 hour, cooling obtains finished product then.Embodiment 6: the preparation of powder metallurgy hot rolling or forge hot or cold rolling copper material:
1, batching: materials chemistry composition (mass percent) is got: iron: 1.4, phosphorus: 0.03, boron: the oxide mixture that 0.07, contains cerium and yttrium and three kinds of elements of lanthanum: 0.5, residue is copper.Starting material use copper powder, iron powder, phosphor copper powder, boron copper alloy powder, contain the oxide mixture of cerium and yttrium and three kinds of elements of lanthanum, and the alloying ingredient method is calculated various raw-material add-ons routinely, obtain batching;
2, system ingot: powder metallurgical technique routinely makes copper ingot;
The step of back is identical with the step of preparation hot rolling or forge hot or cold rolling copper material
Claims (7)
1, a kind of copper base high-strength highly-conductive material, it is characterized in that: prescription is to be grouped into by following one-tenth by percentage to the quality: copper 96.8 0-99.80 iron 0.02-2.00 phosphorus 0.01-0.10 boron 0.001-0.100 rare earth or lucium 0.001-1.000
2, copper base high-strength highly-conductive material as claimed in claim 1, it is characterized in that: rare earth is meant metal or alloy or the oxide compound that contains cerium or yttrium or lanthanum element, and lucium is meant alloy or the oxide mixture that contains two kinds or three kinds elements in cerium or yttrium or the lanthanum.
3, copper base high-strength highly-conductive material as claimed in claim 1 is characterized in that: described copper base high-strength highly-conductive material is meant foundry goods, hot rolling or forge hot copper material, cold rolling copper material, powder metallurgy product blank, powder metallurgy hot rolling or forge hot or cold rolling copper material.
4, preparation is as the technology of claim 1 or 2 or 3 described copper base high-strength highly-conductive materials, and it is characterized in that: the preparation technology of foundry goods is:
(1), batching: by the Chemical Composition requirement, electrolytic copper, pure iron or iron containing alloy, phosphorus-containing alloy, boron-containing alloy, rare earth or the lucium that will meet prescription quality per-cent mix, and obtain batching;
(2), melting: the batching that will prepare is put into process furnace copper alloy smelting technology fusing routinely;
(3), cast article: the molten metal that will melt pours into and obtains foundry goods in the casting mold;
(4), solution treatment: the foundry goods after will casting is heated to a certain temperature in 800-1050 ℃ of interval, is incubated 1-5 hour, then water-cooled;
(5), ageing treatment: will the foundry goods after solution treatment be heated to a certain temperature insulation in 50-600 ℃ of interval or certain several temperature classifications insulation 0.2-72 hour, cooling obtains finished product then; Or will the foundry goods after solution treatment be placed in the indoor and outdoor atmosphere natural aging 1-360 days, obtain finished product.
5, preparation is as the technology of claim 1 or 2 or 3 described copper base high-strength highly-conductive materials, and it is characterized in that: the preparation technology of hot rolling or forge hot copper material is:
Step 1,2 with the step 1 of claim 4,2 identical, difference is:
(3), casting copper ingot: the molten metal that will melt pours in the copper ingot mould and to obtain copper ingot;
(4), hot rolling or forge hot: the copper ingot after will casting is heated to a certain temperature insulation 0.5-3 hour in 500-1050 ℃ of interval, and is rolling then or forge into copper material;
(5), solution treatment: after hot rolling or forge hot are finished,, after hot rolling or forge hot are finished,, and then be heated to a certain temperature in 800-1050 ℃ of interval, be incubated water-cooled after 1-5 hour with the copper material elder generation air cooling that makes with the copper material that makes water-cooled immediately;
(6), ageing treatment: will the copper material after solution treatment be heated to a certain temperature insulation in 50-600 ℃ of interval or certain several temperature classifications insulation 0.2-72 hour, cooling obtains finished product then; Or will the copper material after solution treatment be placed in the indoor and outdoor atmosphere natural aging 1-360 days, obtain finished product.
6, preparation is as the technology of claim 1 or 2 or 3 described copper base high-strength highly-conductive materials, and it is characterized in that: the preparation technology of cold rolling copper material is:
Step 1,2,3,4,5 with the step 1,2,3,4 of hot rolling or claim 5,5 identical, difference is:
(6), cold rolling: copper material that will be after solution treatment is at room temperature rolling;
(7), ageing treatment: a certain temperature insulation or certain several temperature classification that will be heated to 50-600 ℃ interval through the copper material after cold rolling are incubated 0.2-72 hour, and cooling obtains finished product then; Or will the copper material after solution treatment be placed in the indoor and outdoor atmosphere natural aging 1-360 days, obtain finished product.
Or according to the following steps:
(6), ageing treatment: will the copper material after solution treatment be heated to a certain temperature insulation in 50-600 ℃ of interval or certain several temperature classifications insulation 0.2-72 hour, cooling then; Or will the copper material after solution treatment be placed in the indoor and outdoor atmosphere natural aging 1-360 days;
(7), cold rolling: copper material that will be after ageing treatment is at room temperature rolling;
(8), reply: a certain temperature insulation or certain several temperature classification that will be heated to 50-500 ℃ interval through the copper material after cold rolling are incubated 0.2-72 hour, and cooling obtains finished product then.7, preparation is as the technology of claim 1 or 2 or 3 described copper base high-strength highly-conductive materials, and it is characterized in that: the preparation technology of powder metallurgy product blank is:
(1), batching: by the Chemical Composition requirement, copper powder, pure iron or iron containing alloy powder, phosphorus-containing alloy powder, boron-containing alloy powder, rare earth or the lucium powder that will meet prescription quality per-cent mix, and stir, and obtain batching;
(2), base: powder metallurgical technique routinely makes the product blank;
(3), solution treatment: the product blank is heated to a certain temperature in 800-1050 ℃ of interval, is incubated 1-5 hour, then water-cooled;
(4), ageing treatment: will the product blank after solution treatment be heated to a certain temperature insulation in 50-600 ℃ of interval or certain several temperature classifications insulation 0.2-72 hour, cooling obtains finished product then; Or will the product blank after solution treatment be placed in the indoor and outdoor atmosphere natural aging 1-360 days, obtain finished product.
8, preparation is as the technology of claim 1 or 2 or 3 described copper base high-strength highly-conductive materials, and it is characterized in that: the preparation technology of powder metallurgy hot rolling or forge hot or cold rolling copper material is:
(1), batching: by the Chemical Composition requirement, copper powder, pure iron or iron containing alloy powder, phosphorus-containing alloy powder, boron-containing alloy powder, rare earth or the lucium powder that will meet prescription quality per-cent mix, and stir, and obtain batching;
(2), system ingot: powder metallurgical technique routinely makes copper ingot;
The step of back is identical with the step of claim 4 or 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03114720 CN1207411C (en) | 2003-01-01 | 2003-01-01 | High-strength and high-conductivity copper-base material and its prepn process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03114720 CN1207411C (en) | 2003-01-01 | 2003-01-01 | High-strength and high-conductivity copper-base material and its prepn process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1436868A true CN1436868A (en) | 2003-08-20 |
| CN1207411C CN1207411C (en) | 2005-06-22 |
Family
ID=27634229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03114720 Expired - Fee Related CN1207411C (en) | 2003-01-01 | 2003-01-01 | High-strength and high-conductivity copper-base material and its prepn process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1207411C (en) |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101775520A (en) * | 2010-02-25 | 2010-07-14 | 江西省科学院应用物理研究所 | Method for preparing high-performance Cu-Fe deformation in-situ composite material by magnetic field treatment |
| CN101238230B (en) * | 2005-08-03 | 2011-01-26 | Jx日矿日石金属株式会社 | High strength copper alloy for electronic parts and electronic parts |
| CN102140594A (en) * | 2011-03-11 | 2011-08-03 | 无锡日月合金材料有限公司 | High-strength, high-conductivity and high-toughness copper alloy and preparation method thereof |
| CN102912178A (en) * | 2012-09-29 | 2013-02-06 | 河南科技大学 | High-strength and high-conductivity rare-earth copper alloy and preparation method thereof |
| CN104103338A (en) * | 2014-06-30 | 2014-10-15 | 中色奥博特铜铝业有限公司 | Ultralong high-conductivity cable copper tape and production technology thereof |
| CN105344741A (en) * | 2015-12-02 | 2016-02-24 | 芜湖楚江合金铜材有限公司 | Copper alloy wire with excellent processing plasticity and processing technology of copper alloy wire |
| CN108149044A (en) * | 2017-12-27 | 2018-06-12 | 洛阳神佳窑业有限公司 | A kind of preparation method of Zirconium oxide dispersion strengthening copper alloy |
| CN108315581A (en) * | 2018-04-02 | 2018-07-24 | 重庆材料研究院有限公司 | A kind of low beryllium content copper alloy and preparation method thereof of high intensity high softening temperature |
| CN108359842A (en) * | 2018-05-31 | 2018-08-03 | 华北水利水电大学 | A kind of polynary cast copper alloy of impeller high-performance and its manufacturing method and application |
| CN110343901A (en) * | 2019-08-27 | 2019-10-18 | 天长市华海电子科技有限公司 | A kind of high tenacity low stress forge piece and its production technology |
| CN110773567A (en) * | 2019-10-21 | 2020-02-11 | 东莞市大忠电子有限公司 | Pin riveting process of vehicle-mounted inductor |
| CN111549253A (en) * | 2020-07-03 | 2020-08-18 | 江西省科学院应用物理研究所 | Rare earth copper-iron alloy, preparation method and application |
| CN111636010A (en) * | 2020-07-16 | 2020-09-08 | 宁波博威合金材料股份有限公司 | High-strength high-conductivity copper-iron alloy and preparation method thereof |
| CN111979446A (en) * | 2020-08-06 | 2020-11-24 | 苏州金江铜业有限公司 | Tellurium-beryllium-copper alloy for manufacturing rod and wire and preparation method thereof |
| CN113278864A (en) * | 2021-04-30 | 2021-08-20 | 西安理工大学 | High-strength high-conductivity titanium diboride copper-based composite material deformation strengthening and toughening method |
| CN113755714A (en) * | 2021-06-22 | 2021-12-07 | 上海交通大学 | High-thermal-conductivity copper alloy suitable for casting process and preparation method thereof |
| CN114990377A (en) * | 2022-06-09 | 2022-09-02 | 宁波兴敖达金属新材料有限公司 | High-strength high-conductivity iron bronze alloy for electric connector |
| CN115976364A (en) * | 2022-11-28 | 2023-04-18 | 烟台万隆真空冶金股份有限公司 | High-strength deposition-conducting copper alloy and preparation method thereof |
-
2003
- 2003-01-01 CN CN 03114720 patent/CN1207411C/en not_active Expired - Fee Related
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101238230B (en) * | 2005-08-03 | 2011-01-26 | Jx日矿日石金属株式会社 | High strength copper alloy for electronic parts and electronic parts |
| CN101775520A (en) * | 2010-02-25 | 2010-07-14 | 江西省科学院应用物理研究所 | Method for preparing high-performance Cu-Fe deformation in-situ composite material by magnetic field treatment |
| CN102140594A (en) * | 2011-03-11 | 2011-08-03 | 无锡日月合金材料有限公司 | High-strength, high-conductivity and high-toughness copper alloy and preparation method thereof |
| CN102140594B (en) * | 2011-03-11 | 2012-10-03 | 无锡日月合金材料有限公司 | High-strength, high-conductivity and high-toughness copper alloy and preparation method thereof |
| CN102912178B (en) * | 2012-09-29 | 2015-08-19 | 河南科技大学 | A kind of high-strength highly-conductive rare-earth copper alloy and preparation method thereof |
| CN102912178A (en) * | 2012-09-29 | 2013-02-06 | 河南科技大学 | High-strength and high-conductivity rare-earth copper alloy and preparation method thereof |
| CN104103338A (en) * | 2014-06-30 | 2014-10-15 | 中色奥博特铜铝业有限公司 | Ultralong high-conductivity cable copper tape and production technology thereof |
| CN105344741A (en) * | 2015-12-02 | 2016-02-24 | 芜湖楚江合金铜材有限公司 | Copper alloy wire with excellent processing plasticity and processing technology of copper alloy wire |
| CN108149044A (en) * | 2017-12-27 | 2018-06-12 | 洛阳神佳窑业有限公司 | A kind of preparation method of Zirconium oxide dispersion strengthening copper alloy |
| CN108315581B (en) * | 2018-04-02 | 2020-02-21 | 重庆材料研究院有限公司 | High-strength high-softening-temperature low beryllium copper alloy and preparation method thereof |
| CN108315581A (en) * | 2018-04-02 | 2018-07-24 | 重庆材料研究院有限公司 | A kind of low beryllium content copper alloy and preparation method thereof of high intensity high softening temperature |
| CN108359842A (en) * | 2018-05-31 | 2018-08-03 | 华北水利水电大学 | A kind of polynary cast copper alloy of impeller high-performance and its manufacturing method and application |
| CN110343901A (en) * | 2019-08-27 | 2019-10-18 | 天长市华海电子科技有限公司 | A kind of high tenacity low stress forge piece and its production technology |
| CN110773567A (en) * | 2019-10-21 | 2020-02-11 | 东莞市大忠电子有限公司 | Pin riveting process of vehicle-mounted inductor |
| CN111549253A (en) * | 2020-07-03 | 2020-08-18 | 江西省科学院应用物理研究所 | Rare earth copper-iron alloy, preparation method and application |
| CN111549253B (en) * | 2020-07-03 | 2021-06-18 | 江西省科学院应用物理研究所 | Rare earth copper-iron alloy, preparation method and application |
| CN111636010A (en) * | 2020-07-16 | 2020-09-08 | 宁波博威合金材料股份有限公司 | High-strength high-conductivity copper-iron alloy and preparation method thereof |
| CN111979446A (en) * | 2020-08-06 | 2020-11-24 | 苏州金江铜业有限公司 | Tellurium-beryllium-copper alloy for manufacturing rod and wire and preparation method thereof |
| CN113278864A (en) * | 2021-04-30 | 2021-08-20 | 西安理工大学 | High-strength high-conductivity titanium diboride copper-based composite material deformation strengthening and toughening method |
| CN113278864B (en) * | 2021-04-30 | 2022-02-22 | 西安理工大学 | High-strength high-conductivity titanium diboride copper-based composite material deformation strengthening and toughening method |
| CN113755714A (en) * | 2021-06-22 | 2021-12-07 | 上海交通大学 | High-thermal-conductivity copper alloy suitable for casting process and preparation method thereof |
| CN113755714B (en) * | 2021-06-22 | 2022-08-19 | 上海交通大学 | High-thermal-conductivity copper alloy suitable for casting process and preparation method thereof |
| CN114990377A (en) * | 2022-06-09 | 2022-09-02 | 宁波兴敖达金属新材料有限公司 | High-strength high-conductivity iron bronze alloy for electric connector |
| CN115976364A (en) * | 2022-11-28 | 2023-04-18 | 烟台万隆真空冶金股份有限公司 | High-strength deposition-conducting copper alloy and preparation method thereof |
| CN115976364B (en) * | 2022-11-28 | 2024-05-03 | 烟台万隆真空冶金股份有限公司 | High-strength conductive copper alloy and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1207411C (en) | 2005-06-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1207411C (en) | High-strength and high-conductivity copper-base material and its prepn process | |
| CN101948971B (en) | Heat-resistant aluminum-alloy conductor material for cables and manufacture method thereof | |
| CN103388090B (en) | A kind of high-strength, high connductivity, deep drawing quality rare-earth copper alloy and preparation method thereof | |
| CN104946936B (en) | A kind of aerial condutor high conductivity rare earth duralumin monofilament material | |
| CN101709401B (en) | Cu-Cr in-situ composite with boron, silver and rare earth elements added and preparation method thereof | |
| CN102912178B (en) | A kind of high-strength highly-conductive rare-earth copper alloy and preparation method thereof | |
| CN104894438B (en) | A kind of high conductivity heat-resisting aluminium alloy monofilament material and preparation method thereof | |
| CN105803276A (en) | Electro-conductive filament | |
| CN110616353B (en) | High-purity high-conductivity copper and preparation method thereof | |
| CN104975211A (en) | High-conductivity thermal-treatment type medium-strength aluminum alloy conducting filament | |
| CN1818109A (en) | Copper alloy materials with high-strength and conducting performances and production thereof | |
| CN1940104A (en) | Copper alloy for lead-wire frame and its production | |
| CN1932056A (en) | High temperature copper alloy for lead frame and its making process | |
| CN110241326B (en) | Alloyed oxygen-free copper and preparation method thereof | |
| CN113462932B (en) | High-thermal-conductivity aluminum alloy material for semi-solid rheocasting and preparation method thereof | |
| CN107815571A (en) | A kind of preparation technology of the rare earth aluminum alloy material with good corrosion resistance | |
| CN103667811A (en) | Al-Fe-Cu-RE aluminum alloy, preparation method thereof and aluminum alloy cable | |
| CN103667830A (en) | Al-Fe-Cu-RE aluminum alloy, preparation method thereof and aluminum alloy cable | |
| CN109957677A (en) | A kind of Cu-Cr-Ag alloy wire and its preparation processing method | |
| CN102492868A (en) | Cu-Bi alloy and preparation method thereof | |
| CN102041407B (en) | High-strength high-conductivity micro-boron copper alloy material and preparation method thereof | |
| CN111519061A (en) | Rare earth doped Cu-Cr-Zr alloy material and preparation method and application thereof | |
| CN101768680B (en) | Composite modifier for copper alloy of lead frame | |
| CN107974579A (en) | A kind of rare earth aluminium alloy | |
| JP2000017355A (en) | High strength and high conductivity copper alloy and working method therefor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Changzhou Liduo Alloy Material Co., Ltd. Assignor: Inst. of Applied Physics, Jiangxi Prov. Academy of Sciences Contract fulfillment period: 2007.2.25 to 2013.2.24 contract change Contract record no.: 2008320000359 Denomination of invention: High-strength and high-conductivity copper-base material and its prepn process Granted publication date: 20050622 License type: Exclusive license Record date: 2008.9.25 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.2.25 TO 2013.2.24 Name of requester: LIDUO ALLOY MATERIALS CO., LTD., CHANGZHOU CITY Effective date: 20080925 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050622 Termination date: 20110101 |