JP6497686B2 - 超弾性効果及び/又は形状記憶効果を発現するマグネシウム合金 - Google Patents
超弾性効果及び/又は形状記憶効果を発現するマグネシウム合金 Download PDFInfo
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- JP6497686B2 JP6497686B2 JP2017545452A JP2017545452A JP6497686B2 JP 6497686 B2 JP6497686 B2 JP 6497686B2 JP 2017545452 A JP2017545452 A JP 2017545452A JP 2017545452 A JP2017545452 A JP 2017545452A JP 6497686 B2 JP6497686 B2 JP 6497686B2
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- 229910000861 Mg alloy Inorganic materials 0.000 title claims description 84
- 230000000694 effects Effects 0.000 title claims description 32
- 230000003446 memory effect Effects 0.000 title claims description 18
- 230000001747 exhibiting effect Effects 0.000 title description 2
- 239000000956 alloy Substances 0.000 claims description 44
- 239000000203 mixture Substances 0.000 claims description 30
- 239000000654 additive Substances 0.000 claims description 21
- 230000000996 additive effect Effects 0.000 claims description 21
- 238000001816 cooling Methods 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 229910052725 zinc Inorganic materials 0.000 claims description 12
- 229910052727 yttrium Inorganic materials 0.000 claims description 11
- 229910052782 aluminium Inorganic materials 0.000 claims description 10
- 229910052684 Cerium Inorganic materials 0.000 claims description 9
- 229910052738 indium Inorganic materials 0.000 claims description 9
- 229910052709 silver Inorganic materials 0.000 claims description 9
- 229910052718 tin Inorganic materials 0.000 claims description 9
- 229910052744 lithium Inorganic materials 0.000 claims description 8
- 229910052748 manganese Inorganic materials 0.000 claims description 8
- 229910052726 zirconium Inorganic materials 0.000 claims description 8
- 229910052797 bismuth Inorganic materials 0.000 claims description 7
- 229910052791 calcium Inorganic materials 0.000 claims description 7
- 230000032683 aging Effects 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 4
- 238000011084 recovery Methods 0.000 description 35
- 229910045601 alloy Inorganic materials 0.000 description 30
- 230000035882 stress Effects 0.000 description 25
- 239000013078 crystal Substances 0.000 description 21
- 239000011777 magnesium Substances 0.000 description 19
- 238000002441 X-ray diffraction Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 14
- 239000000243 solution Substances 0.000 description 14
- 230000009466 transformation Effects 0.000 description 14
- 238000012360 testing method Methods 0.000 description 13
- 229910000734 martensite Inorganic materials 0.000 description 12
- 230000000052 comparative effect Effects 0.000 description 11
- 229910052706 scandium Inorganic materials 0.000 description 10
- 229910000542 Sc alloy Inorganic materials 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 6
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 229910001069 Ti alloy Inorganic materials 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 4
- 229910019400 Mg—Li Inorganic materials 0.000 description 3
- 238000000137 annealing Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000005098 hot rolling Methods 0.000 description 3
- 239000001989 lithium alloy Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229910052777 Praseodymium Inorganic materials 0.000 description 2
- 238000005097 cold rolling Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 229910052746 lanthanum Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000004881 precipitation hardening Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- 229910018131 Al-Mn Inorganic materials 0.000 description 1
- 229910018461 Al—Mn Inorganic materials 0.000 description 1
- 229910017518 Cu Zn Inorganic materials 0.000 description 1
- 229910017535 Cu-Al-Ni Inorganic materials 0.000 description 1
- 229910017752 Cu-Zn Inorganic materials 0.000 description 1
- 229910017773 Cu-Zn-Al Inorganic materials 0.000 description 1
- 229910017943 Cu—Zn Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910003310 Ni-Al Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- KHYBPSFKEHXSLX-UHFFFAOYSA-N iminotitanium Chemical compound [Ti]=N KHYBPSFKEHXSLX-UHFFFAOYSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012567 medical material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C23/00—Alloys based on magnesium
- C22C23/06—Alloys based on magnesium with a rare earth metal as the next major constituent
-
- 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
- C22F1/06—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of magnesium or alloys based thereon
-
- 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
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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)
- Adornments (AREA)
- Materials For Medical Uses (AREA)
Description
Y., et al., Scripta Materialia, doi.org/10.1016/j.scriptamat.2016.09.024 に記載された全ての内容を援用するものである。
(2)前記組成に加えて、添加元素としてLi、Al、Zn、Y、Ag、In、Sn及びBiからなる群から選ばれる少なくとも一種以上を、合金全体を100原子%として、合計で0.001以上9原子%以下含有する(1)に記載の超弾性効果及び/又は形状記憶効果を備えたMg合金。
(3)前記組成に加えて、添加元素としてCa、Mn、Zr、及びCeからなる群から選ばれる少なくとも一種以上を、合金全体を100原子%として、合計で0.01以上2.0原子%以下、かつ添加元素全量が9原子%以下となるように含有する(1)又は(2)に記載の超弾性効果及び/又は形状記憶効果を備えたMg合金。
(4)超弾性効果及び/又は形状記憶効果を備えたMg合金の製造方法であって、Mgを主成分とし、Scを13原子%より多く、30原子%以下の範囲で含有し、残部がMg及び不可避不純物となるように500℃以上の温度で溶体化し、1000℃/分より速い冷却速度で冷却処理するMg合金の製造方法。
(5)前記組成に加えて、添加元素としてLi、Al、Zn、Y、Ag、In、Sn及びBiからなる群から選ばれる少なくとも一種以上を、合金全体を100原子%として、合計で0.001以上9原子%以下含有させ、溶体化を行う(4)記載のMg合金の製造方法。
(6)前記組成に加えて、添加元素としてCa、Mn、Zr、及びCeからなる群から選ばれる少なくとも一種以上を、合金全体を100原子%として、合計で0.01以上2.0原子%以下、かつ添加元素全量が9原子%以下となるように含有させ、溶体化を行う(4)又は(5)に記載のMg合金の製造方法。
(7)100℃〜400℃の温度範囲にて時効処理する(4)〜(6)いずれか1つに記載のMg合金の製造方法。
(8)(4)〜(7)のいずれか1つに記載の製造方法によって製造されることを特徴とする超弾性効果及び/又は形状記憶効果を備えたMg合金。
Claims (7)
- Mgを主成分とする合金材であって、
Scを13原子%より多く、30原子%以下の範囲で含有し、
残部がMg及び不可避不純物からなり、
BCC相を有し、
BCC相以外の分率が10体積%以下である超弾性効果及び/又は形状記憶効果を備えたMg合金材。 - 前記組成に加えて、添加元素としてLi、Al、Zn、Y、Ag、In、Sn及びBiからなる群から選ばれる少なくとも一種以上を、
合金材全体を100原子%として、合計で0.001以上9原子%以下含有する請求項1に記載の超弾性効果及び/又は形状記憶効果を備えたMg合金材。 - 前記組成に加えて、添加元素としてCa、Mn、Zr、及びCeからなる群から選ばれる少なくとも一種以上を、
合金材全体を100原子%として、合計で0.01以上2.0原子%以下、かつ添加元素全量が9原子%以下となるように含有する請求項1又は2に記載の超弾性効果及び/又は形状記憶効果を備えたMg合金材。 - 超弾性効果及び/又は形状記憶効果を備えたMg合金材の製造方法であって、
Mgを主成分とし、
Scを13原子%より多く、30原子%以下の範囲で含有し、残部がMg及び不可避不純物となるように500℃以上の温度で溶体化し、
1000℃/分より速い冷却速度で冷却処理し、
BCC相を有しBCC相以外の分率を10体積%以下とするMg合金材の製造方法。 - 前記組成に加えて、添加元素としてLi、Al、Zn、Y、Ag、In、Sn及びBiからなる群から選ばれる少なくとも一種以上を、
合金材全体を100原子%として、合計で0.001以上9原子%以下含有させ、溶体化を行う請求項4記載のBCC相を有しBCC相以外の分率を10体積%以下とするMg合金材の製造方法。 - 前記組成に加えて、添加元素としてCa、Mn、Zr、及びCeからなる群から選ばれる少なくとも一種以上を、
合金材全体を100原子%として、合計で0.01以上2.0原子%以下、かつ添加元素全量が9原子%以下となるように含有させ、溶体化を行う請求項4又は5に記載のBCC相を有しBCC相以外の分率を10体積%以下とするMg合金材の製造方法。 - 100℃〜400℃の温度範囲にて時効処理する請求項4〜6いずれか1項に記載のBCC相を有しBCC相以外の分率を10体積%以下とするMg合金材の製造方法。
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PCT/JP2016/080348 WO2017065208A1 (ja) | 2015-10-13 | 2016-10-13 | 超弾性効果及び/又は形状記憶効果を発現するマグネシウム合金 |
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JP6497686B2 true JP6497686B2 (ja) | 2019-04-10 |
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US (1) | US20180291483A1 (ja) |
EP (1) | EP3363925A4 (ja) |
JP (1) | JP6497686B2 (ja) |
CN (1) | CN108603254A (ja) |
WO (1) | WO2017065208A1 (ja) |
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PL235070B1 (pl) * | 2018-01-22 | 2020-05-18 | Instytut Metalurgii I Inzynierii Mat Im Aleksandra Krupkowskiego Polskiej Akademii Nauk | Ultra-lekki stop magnezu do odlewania tiksotropowego |
JP7076843B2 (ja) * | 2018-07-09 | 2022-05-30 | 国立研究開発法人物質・材料研究機構 | マグネシウム系金属部材、その製造方法、および、それを用いた装飾物品 |
CN110747382B (zh) * | 2019-12-11 | 2021-04-23 | 浙江工贸职业技术学院 | 一种超高压力作用下的Mg-Sc-X合金及其制备方法 |
CN114000071A (zh) * | 2021-10-29 | 2022-02-01 | 内蒙古科技大学 | Lz91镁锂合金的深冷轧制方法 |
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JP5913403B2 (ja) * | 2013-09-02 | 2016-04-27 | トヨタ自動車株式会社 | 擬弾性を示すマグネシウム合金、並びに擬弾性を示すマグネシウム合金部品及びその製造方法 |
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- 2016-10-13 JP JP2017545452A patent/JP6497686B2/ja active Active
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- 2016-10-13 WO PCT/JP2016/080348 patent/WO2017065208A1/ja active Application Filing
- 2016-10-13 CN CN201680059723.6A patent/CN108603254A/zh active Pending
- 2016-10-13 US US15/767,439 patent/US20180291483A1/en not_active Abandoned
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JPWO2017065208A1 (ja) | 2018-07-19 |
WO2017065208A1 (ja) | 2017-04-20 |
US20180291483A1 (en) | 2018-10-11 |
EP3363925A1 (en) | 2018-08-22 |
CN108603254A (zh) | 2018-09-28 |
EP3363925A4 (en) | 2019-02-27 |
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