CN106916991B - A kind of purple gold target material and preparation method thereof - Google Patents
A kind of purple gold target material and preparation method thereof Download PDFInfo
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- CN106916991B CN106916991B CN201710269861.3A CN201710269861A CN106916991B CN 106916991 B CN106916991 B CN 106916991B CN 201710269861 A CN201710269861 A CN 201710269861A CN 106916991 B CN106916991 B CN 106916991B
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C5/00—Alloys based on noble metals
- C22C5/02—Alloys based on gold
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/14—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of noble metals or alloys based thereon
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- 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
- C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
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Abstract
The present invention provides a kind of purple gold target material and preparation method thereof, and the purple gold target material is according to the chemical composition of mass percent:Au 85.0 ~ 95.0%, Al 3.0 ~ 10.0%, Ag 1.5 ~ 3.0%, Cu 0.35 ~ 1.6%, In 0.1 ~ 0.3%, Nd 0.05 ~ 0.1%.The preparation method of the purple gold target material includes:According to above-mentioned chemical composition dispensing;First gold heating is melted, silver, copper, indium, neodymium heating fusing is sequentially added, is eventually adding aluminium refining;Aluminium alloy is shaped to alloy pig using water-cooling pattern;Alloy pig is obtained into the purple gold target material by annealing, shearing, surface treatment successively.The gold target material of the present invention can greatly expand the application range of gold target material;And it be 3.0 ~ 6.5, b* values is 8.0 ~ 13.0 that its chromatic value L, which is 72.2 ~ 75.6, a* values, and hardness number is 210 ~ 238Hv.
Description
Technical field
The invention belongs to non-ferrous metallurgy technology fields, are related to non-ferrous alloy and shape technology, and in particular to
A kind of purple gold target material and preparation method thereof.
Background technology
Gold and its alloy are lucuriant in design and very worthy, are all important ornaments and ornament materials all the time, wherein
Color is one of gold and its alloy important properties.In recent years, people are to the durability of ornament and the demand of color diversity
Cause the further exploitation to billon, at present generally popular purple be by warm red and calm blue coloured compound and
Into, it is the color of honorable symbol and splendid stimulation color, thus the exploitation of purple billon decoration material is taken seriously.It is real
Test research shows that, in Au-Al bianry alloys, when Al content increase, the color of alloy is gradually converted into purple by yellow, when
Al content reaches a certain level, and alloy gradually shows clear beautiful purple gloss.Based on current incrustation auri material
By traditional water plating electroplating gold alloy product technique, gradually transition is advanced vacuum magnetron sputtering coating film technology to preparation method, is opened
It sends out purple silver-gold alloy target material a series of, gold-base alloy colour system can be greatly enriched, and increase gold-base alloy target series kind
Class further promotes added value of product.
Invention content
For the existing market demand article coated to purple gold, the present invention provides a kind of purple gold target material and its preparation side
Method passes through the addition of different-alloy element and its variation of ingredient so that the alloy target material has purple gloss, and with excellent
Different hardness and wear-resisting property, target chromatic value range are:a*=3.0~6.5、b*=8.0~13.0.Technical scheme of the present invention
For:
A kind of purple gold target material is according to the chemical composition of mass percent:Au 85.0 ~ 95.0%, Al 3.0 ~ 10.0%,
Ag 1.5 ~ 3.0%, Cu 0.35 ~ 1.6%, In 0.1 ~ 0.3%, Nd 0.05 ~ 0.1%.
Preferably, the purple gold target material is according to the chemical composition of mass percent:Au 85.0 ~ 90.0%, Al 3.0 ~
7.0%, Ag 1.5 ~ 2.0%, Cu 1.0 ~ 1.6%, In 0.1 ~ 0.3%, Nd 0.05 ~ 0.1%.
It is 3.0 ~ 6.5, b* values is 8.0 ~ 13.0 that the purple gold target wood color angle value L, which is 72.2 ~ 75.6, a* values, hardness number
For 210 ~ 238Hv.
The preparation method of the purple gold target material, including:
According to above-mentioned chemical composition dispensing;
First gold heating is melted, silver, copper, indium, neodymium heating fusing is sequentially added, is eventually adding aluminium refining;
Aluminium alloy is shaped to alloy pig using water-cooling pattern;
Alloy pig is obtained into the purple gold target material by annealing, shearing, surface treatment successively.
In the above method, the refining temperature is 800 ~ 950 DEG C, and refining time is 5 ~ 10min.
In the above method, the annealing temperature is 200 DEG C, annealing time 2h, argon filling gas shielded.
The beneficial effects of the present invention are:Purple is presented in the gold target material of the present invention, can be applied to jewellery, adornment, knife
The multiple fields such as tool, drill bit can greatly expand the application range of gold target material;And the gold target wood color angle value L of the present invention is
72.2 ~ 75.6, a* value are that 3.0 ~ 6.5, b* values are 8.0 ~ 13.0, and hardness number is 210 ~ 238Hv, and it is equal can further to obtain color and luster
Purple film layer even, case hardness is high, wearability is good, has a vast market application prospect.
Specific embodiment
Purity by weight >=99.99% of metal Au used in the embodiment of the present invention, the purity by weight of metal Al >=
99.99%, purity by weight >=99.99% of metal Ag, purity by weight >=99.95% of Ni metal, the purity by weight of metal In >=
99.95%, purity by weight >=99.95% of metal Nd.
The heating furnace used in the embodiment of the present invention is intermediate frequency vacuum induction melting furnace.
The melting kettle that refining process uses in the embodiment of the present invention is graphite crucible.
It is annealed in the embodiment of the present invention using vacuum gas protection tube furnace.
It is sheared in the embodiment of the present invention using 300 × 1 C8008-21EF slitting mills.
It is surface-treated in the embodiment of the present invention using polishing machine.
Colorimetric detection is carried out using Minolta 700d color difference meters in the embodiment of the present invention.
The target size prepared in the embodiment of the present invention is 58 × 58 × 2.0mm.
The present invention is described in further details with reference to specific embodiment, it is described be explanation of the invention without
It is to limit.
The present invention provides a kind of purple gold target material, is according to the chemical composition of mass percent:Au 85.0 ~ 95.0%, Al
3.0 ~ 10.0%, Ag 1.5 ~ 3.0%, Cu 0.35 ~ 1.6%, In 0.1 ~ 0.3%, Nd 0.05 ~ 0.1%.
The purple gold target material is according to the preferred chemical composition of mass percent:Au 85.0 ~ 90.0%, Al 3.0 ~
7.0%, Ag 1.5 ~ 2.0%, Cu 1.0 ~ 1.6%, In 0.1 ~ 0.3%, Nd 0.05 ~ 0.1%.
It is 3.0 ~ 6.5, b* values is 8.0 ~ 13.0 that the purple gold target wood color angle value L of the present invention, which is 72.2 ~ 75.6, a* values, firmly
Angle value is 210 ~ 238Hv.
The present invention also provides the preparation method of the purple gold target material, including:
According to above-mentioned chemical composition dispensing;
First gold heating is melted, silver, copper, indium, neodymium heating fusing is sequentially added, is eventually adding aluminium refining;
Aluminium alloy is shaped to alloy pig using water-cooling pattern;
Alloy pig is obtained into the purple gold target material by annealing, shearing, surface treatment successively.
In the above method, the refining temperature is 800 ~ 950 DEG C, and refining time is 5 ~ 10min.
In the above method, the annealing temperature is 200 DEG C, annealing time 2h, argon filling gas shielded.
Embodiment 1
Au is heated into fusing in heating furnace, sequentially adds Ag, Cu, In, Nd heating fusing, adding in Al after fully mutually melting exists
It is refined in melting kettle, refining temperature is 800 ~ 950 DEG C, and refining time is 5 ~ 8min;Aluminium alloy is poured into after refining
It in water cooled copper mould, is quickly cooled down, obtains alloy pig;By alloy pig by vacuum annealing, shearing, surface treatment, wherein annealing temperature
It is 200 DEG C, annealing time 2h, and argon filling gas shielded to spend, and finally obtains purple gold target material, component content is:85.0
Wt.% Au, 10.0 wt.% Al, 3.0 wt.% Ag, 1.6 wt.% Cu, 0.3 wt.% In, 0.1 wt.% Nd, chromatic value
For:L=72.2, a*=3.1, b*=8.2, hardness number 238Hv.
Embodiment 2
Au is heated into fusing in heating furnace, sequentially adds Ag, Cu, In, Nd heating fusing, adding in Al after fully mutually melting exists
It is refined in melting kettle, refining temperature is 800 ~ 950 DEG C, and refining time is 5 ~ 8min;Aluminium alloy is poured into after refining
It in water cooled copper mould, is quickly cooled down, obtains alloy pig;By alloy pig by vacuum annealing, shearing, surface treatment, wherein annealing temperature
It is 200 DEG C, annealing time 2h, and argon filling gas shielded to spend, and finally obtains purple gold target material, component content is:88.0
Wt.% Au, 8.0 wt.% Al, 2.5 wt.% Ag, 1.2 wt.% Cu, 0.2 wt.% In, 0.1 wt.% Nd, chromatic value are:
L=73.5, a*=3.8, b*=9.4, hardness number 226Hv.
Embodiment 3
Au is heated into fusing in heating furnace, sequentially adds Ag, Cu, In, Nd heating fusing, adding in Al after fully mutually melting exists
It is refined in melting kettle, refining temperature is 800 ~ 950 DEG C, and refining time is 5 ~ 8min;Aluminium alloy is poured into after refining
It in water cooled copper mould, is quickly cooled down, obtains alloy pig;By alloy pig by vacuum annealing, shearing, surface treatment, wherein annealing temperature
It is 200 DEG C, annealing time 2h, and argon filling gas shielded to spend, and finally obtains purple gold target material, component content is:90.0
Wt.% Au, 7.0 wt.% Al, 2.3 wt.% Ag, 0.42 wt.% Cu, 0.2 wt.% In, 0.08 wt.% Nd, chromatic value
For:L=73.1, a*=5.3, b*=9.8, hardness number 223Hv.
Embodiment 4
Au is heated into fusing in heating furnace, sequentially adds Ag, Cu, In, Nd heating fusing, adding in Al after fully mutually melting exists
It is refined in melting kettle, refining temperature is 800 ~ 950 DEG C, and refining time is 5 ~ 8min;Aluminium alloy is poured into after refining
It in water cooled copper mould, is quickly cooled down, obtains alloy pig;By alloy pig by vacuum annealing, shearing, surface treatment, wherein annealing temperature
It is 200 DEG C, annealing time 2h, and argon filling gas shielded to spend, and finally obtains purple gold target material, component content is:92.0
Wt.% Au, 5.0 wt.% Al, 2.0 wt.% Ag, 0.8 wt.% Cu, 0.15 wt.% In, 0.05 wt.% Nd, chromatic value
For:L=74.8, a*=6.1, b*=11.3, hardness number 217Hv.
Embodiment 5
Au is heated into fusing in heating furnace, sequentially adds Ag, Cu, In, Nd heating fusing, adding in Al after fully mutually melting exists
It is refined in melting kettle, refining temperature is 800 ~ 950 DEG C, and refining time is 5 ~ 8min;Aluminium alloy is poured into after refining
It in water cooled copper mould, is quickly cooled down, obtains alloy pig;By alloy pig by vacuum annealing, shearing, surface treatment, wherein annealing temperature
It is 200 DEG C, annealing time 2h, and argon filling gas shielded to spend, and finally obtains purple gold target material, component content is:95.0
Wt.% Au, 3.0 wt.% Al, 1.5 wt.% Ag, 0.35 wt.% Cu, 0.1 wt.% In, 0.05 wt.% Nd, chromatic value
For:L=75.6, a*=6.3, b*=12.8, hardness number 210Hv.
Above-described embodiment is for explaining the present invention rather than limiting the invention, preparation method according to the invention,
It can obtain the purple gold target material of certain coloration.In spirit and claims of the present invention protection domain, the present invention is made
Any modifications and changes, both fall within protection scope of the present invention.
Claims (5)
1. a kind of purple gold target material, it is characterised in that be according to the chemical composition of mass percent:Au 85.0 ~ 95.0%, Al
3.0 ~ 10.0%, Ag 1.5 ~ 3.0%, Cu 0.35 ~ 1.6%, In 0.1 ~ 0.3%, Nd 0.05 ~ 0.1%, the purple gold target wood color
It is 3.0 ~ 6.5, b* values is 8.0 ~ 13.0 that angle value L, which is 72.2 ~ 75.6, a* values, and hardness number is 210 ~ 238Hv.
2. a kind of purple gold target material according to claim 1, it is characterised in that the purple gold target material is according to quality percentage
The chemical composition of ratio is:Au 85.0 ~ 90.0%, Al 3.0 ~ 7.0%, Ag 1.5 ~ 2.0%, Cu 1.0 ~ 1.6%, In 0.1 ~ 0.3%,
Nd 0.05~0.1%。
3. a kind of preparation method of purple gold target material described in claim 1, it is characterised in that including:
It is according to mass percent:Au 85.0 ~ 95.0%, Al 3.0 ~ 10.0%, Ag 1.5 ~ 3.0%, Cu 0.35 ~ 1.6%, In
The chemical composition dispensing of 0.1 ~ 0.3%, Nd 0.05 ~ 0.1%;
First gold heating is melted, silver, copper, indium, neodymium heating fusing is sequentially added, is eventually adding aluminium refining;
Aluminium alloy is shaped to alloy pig using water-cooling pattern;
Alloy pig is obtained into the purple gold target material by annealing, shearing, surface treatment successively.
4. the preparation method of a kind of purple gold target material according to claim 3, it is characterised in that the refining temperature is 800
~ 950 DEG C, refining time is 5 ~ 10min.
5. the preparation method of a kind of purple gold target material according to claim 3, it is characterised in that the annealing temperature is 200
DEG C, annealing time 2h, argon filling gas shielded.
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CN107794397B (en) * | 2017-11-15 | 2019-05-07 | 沈阳东创贵金属材料有限公司 | A kind of lemon yellow gold target material and preparation method thereof |
CN111206167A (en) * | 2020-02-26 | 2020-05-29 | 深圳市粤豪珠宝有限公司 | Light purple rose gold with good toughness and preparation method thereof |
CN113652643A (en) * | 2021-08-13 | 2021-11-16 | 杭州兴宸科技有限公司 | Powder metallurgy target material purple gold coating method |
CN115261664B (en) * | 2022-09-17 | 2023-02-28 | 深圳市瑜悦珠宝有限公司 | Nickel-free and zinc-free gold alloy and preparation method and application thereof |
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US4808373A (en) * | 1986-09-19 | 1989-02-28 | Leybold-Heraeus Gmbh | Multiple-substance alloy for targets of cathode sputtering apparatus |
CN101565783A (en) * | 2009-05-27 | 2009-10-28 | 上海交通大学 | Gold alloy with 18k span effect and preparation method thereof |
CN102517470A (en) * | 2011-12-31 | 2012-06-27 | 昆明贵金属研究所 | Novel rhotanium and preparation method thereof |
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