KR102403999B1 - 알루미늄 용탕 투입용 첨가제, 이를 포함하는 용탕 및 용탕 처리 방법 - Google Patents
알루미늄 용탕 투입용 첨가제, 이를 포함하는 용탕 및 용탕 처리 방법 Download PDFInfo
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- KR102403999B1 KR102403999B1 KR1020190167183A KR20190167183A KR102403999B1 KR 102403999 B1 KR102403999 B1 KR 102403999B1 KR 1020190167183 A KR1020190167183 A KR 1020190167183A KR 20190167183 A KR20190167183 A KR 20190167183A KR 102403999 B1 KR102403999 B1 KR 102403999B1
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 84
- 239000002184 metal Substances 0.000 title claims abstract description 84
- 239000000654 additive Substances 0.000 title claims abstract description 76
- 230000000996 additive effect Effects 0.000 title claims abstract description 68
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 28
- 239000004411 aluminium Substances 0.000 title 1
- 229910052792 caesium Inorganic materials 0.000 claims abstract description 12
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 12
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 12
- 229910052701 rubidium Inorganic materials 0.000 claims abstract description 12
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 12
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 7
- 229910052788 barium Inorganic materials 0.000 claims abstract description 6
- 229910052790 beryllium Inorganic materials 0.000 claims abstract description 6
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 6
- 229910052712 strontium Inorganic materials 0.000 claims abstract description 6
- 238000011084 recovery Methods 0.000 claims description 33
- 238000010924 continuous production Methods 0.000 claims description 3
- -1 XCl Chemical compound 0.000 abstract 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 14
- 239000002994 raw material Substances 0.000 description 11
- 239000011780 sodium chloride Substances 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 150000001768 cations Chemical class 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 238000010923 batch production Methods 0.000 description 2
- 235000013361 beverage Nutrition 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B21/00—Obtaining aluminium
- C22B21/06—Obtaining aluminium refining
- C22B21/062—Obtaining aluminium refining using salt or fluxing agents
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D3/00—Halides of sodium, potassium or alkali metals in general
- C01D3/04—Chlorides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D9/00—Nitrates of sodium, potassium or alkali metals in general
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/18—Carbonates
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B21/00—Obtaining aluminium
- C22B21/0084—Obtaining aluminium melting and handling molten aluminium
- C22B21/0092—Remelting scrap, skimmings or any secondary source aluminium
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Agronomy & Crop Science (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Description
| 구분 | 첨가제 함량 (중량%) | 알루미늄 금속의 회수율 (%) |
| 비교예 1 | 0 | 51 |
| 실시예 1 | 0.1 | 58.67 |
| 실시예 2 | 0.2 | 65.77 |
| 실시예 3 | 0.3 | 61.4 |
| 실시예 4 | 0.4 | 66.1 |
| 실시예 5 | 0.5 | 67.96 |
| 실시예 6 | 0.75 | 54.96 |
| 실시예 7 | 1.0 | 68.38 |
| 실시예 8 | 1.5 | 70.09 |
| 실시예 9 | 2.0 | 69.59 |
| 실시예 10 | 3.0 | 70 |
| 구분 | 첨가제 종류 |
| 실시예 11 | NaCl 70중량%, NaNO3 20중량%, 및 CaCO3 10 중량%의 혼합물 |
| 실시예 12 | NaCl 20중량%, NaNO3 70중량%, 및 CaCO3 10 중량%의 혼합물 |
| 실시예 13 | NaCl |
| 실시예 14 | NaNO3 |
| 실시예 15 | CaCO3 |
Claims (17)
- 알루미늄을 포함하는 용탕에 투입하는 첨가제로,
상기 첨가제 전체를 기준으로,
10 내지 70 중량%의 XCl,
20 내지 80 중량%의 YNO3, 및
3 내지 20 중량%의 ZCO3를 포함하는 것인 첨가제.
(상기 X는 Li, Na, K, Rb, Cs, 또는 Fr이고, 상기 Y는 Li, Na, K, Rb, Cs, 또는 Fr이고, 상기 Z는 Be, Mg, Ca, Sr, Ba, 또는 Ra이다.) - 삭제
- 삭제
- 알루미늄을 포함하는 용탕으로,
상기 용탕은, XCl, YNO3 및 ZCO3을 포함하는 첨가제를 포함하고,
상기 첨가제 전체를 기준으로,
10 내지 70 중량%의 XCl,
20 내지 80 중량%의 YNO3, 및
3 내지 20 중량%의 ZCO3를 포함하는 것인 용탕.
(상기 X는 Li, Na, K, Rb, Cs, 또는 Fr이고, 상기 Y는 Li, Na, K, Rb, Cs, 또는 Fr이고, 상기 Z는 Be, Mg, Ca, Sr, Ba, 또는 Ra이다.) - 제4항에서,
상기 첨가제는 0.01 중량% 내지 5 중량% 포함되는 용탕. - 제4항에서,
상기 첨가제는 0.1 중량% 내지 3 중량% 포함되는 용탕. - 삭제
- 삭제
- 제4항에서,
상기 용탕은 알루미늄 금속의 회수율이 55% 이상인 용탕. - 알루미늄을 포함하는 용탕을 준비하고,
상기 용탕에 XCl, YNO3 및 ZCO3를 포함하는 첨가제를 투입하는 것을 포함하고,
상기 첨가제 전체를 기준으로,
10 내지 70 중량%의 XCl,
20 내지 80 중량%의 YNO3, 및
3 내지 20 중량%의 ZCO3를 포함하는 첨가제를 투입하는 것인, 용탕 처리 방법.
(상기 X는 Li, Na, K, Rb, Cs, 또는 Fr이고, 상기 Y는 Li, Na, K, Rb, Cs, 또는 Fr이고, 상기 Z는 Be, Mg, Ca, Sr, Ba, 또는 Ra이다.) - 제10항에서,
상기 첨가제를 0.01 중량% 내지 5 중량% 투입하는 용탕 처리 방법. - 제10항에서,
상기 첨가제를 0.1 중량% 내지 3 중량% 투입하는 용탕 처리 방법. - 삭제
- 삭제
- 제10항에서,
상기 용탕은 알루미늄 금속의 회수율이 55% 이상인 용탕 처리 방법. - 제10항에서,
상기 용탕 처리 방법은 연속식 공정에 적용되는 것인 용탕 처리 방법. - 제10항에서,
상기 용탕 처리 방법은 700℃ 이상 1200℃ 이하의 온도에서 진행되는 것인 용탕 처리 방법.
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| Application Number | Priority Date | Filing Date | Title |
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| KR1020190167183A KR102403999B1 (ko) | 2019-12-13 | 2019-12-13 | 알루미늄 용탕 투입용 첨가제, 이를 포함하는 용탕 및 용탕 처리 방법 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020190167183A KR102403999B1 (ko) | 2019-12-13 | 2019-12-13 | 알루미늄 용탕 투입용 첨가제, 이를 포함하는 용탕 및 용탕 처리 방법 |
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| KR20210075749A KR20210075749A (ko) | 2021-06-23 |
| KR102403999B1 true KR102403999B1 (ko) | 2022-05-30 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004143483A (ja) | 2002-10-22 | 2004-05-20 | Pechiney Japon Kk | アルミニウム溶湯の処理方法 |
| JP2005023367A (ja) | 2003-07-02 | 2005-01-27 | Nippon Light Metal Co Ltd | アルミニウム溶湯処理用フラックスおよびこれを用いたアルミニウム溶湯の処理方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990025307A (ko) * | 1997-09-11 | 1999-04-06 | 마사루 다카시마 | 알루미늄 및 알루미늄합금 용탕처리용 융제 |
| KR101287560B1 (ko) * | 2011-07-21 | 2013-07-19 | (주)디에스리퀴드 | 알루미늄 또는 알루미늄 합금 용탕 내의 칼슘 불순물 제거용 플럭스 및 이를 이용한 알루미늄 또는 알루미늄 합금 용탕 내의 칼슘 불순물 제거방법 |
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- 2019-12-13 KR KR1020190167183A patent/KR102403999B1/ko active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004143483A (ja) | 2002-10-22 | 2004-05-20 | Pechiney Japon Kk | アルミニウム溶湯の処理方法 |
| JP2005023367A (ja) | 2003-07-02 | 2005-01-27 | Nippon Light Metal Co Ltd | アルミニウム溶湯処理用フラックスおよびこれを用いたアルミニウム溶湯の処理方法 |
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| KR20210075749A (ko) | 2021-06-23 |
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