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 PDF

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Publication number
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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target material
gold target
purple
purple gold
preparation
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CN106916991A (en
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赵宏达
刘革
常占河
柳泉
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SHENYANG DONGCHUANG PRECIOUS METALS MATERIAL CO LTD
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SHENYANG DONGCHUANG PRECIOUS METALS MATERIAL CO LTD
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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C5/00Alloys based on noble metals
    • C22C5/02Alloys based on gold
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26Methods of annealing
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C1/00Making non-ferrous alloys
    • C22C1/06Making non-ferrous alloys with the use of special agents for refining or deoxidising
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22FCHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/14Changing 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
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING 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
    • C23C30/00Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Adornments (AREA)

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

A kind of purple gold target material and preparation method thereof
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.
CN201710269861.3A 2017-04-24 2017-04-24 A kind of purple gold target material and preparation method thereof Active CN106916991B (en)

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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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JPS6119745A (en) * 1984-07-06 1986-01-28 Hitachi Ltd Spectral reflectance variable alloy and recording material
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
CN102703751A (en) * 2012-04-20 2012-10-03 沈阳东创贵金属材料有限公司 Low-gold-content rose gold target material for vacuum magnetron sputtering and preparation method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6119745A (en) * 1984-07-06 1986-01-28 Hitachi Ltd Spectral reflectance variable alloy and recording material
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
CN102703751A (en) * 2012-04-20 2012-10-03 沈阳东创贵金属材料有限公司 Low-gold-content rose gold target material for vacuum magnetron sputtering and preparation method thereof

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