WO2012169760A3 - 진공정련을 이용하여 저알파 방사선을 방출하는 주석 제조방법 - Google Patents

진공정련을 이용하여 저알파 방사선을 방출하는 주석 제조방법 Download PDF

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Publication number
WO2012169760A3
WO2012169760A3 PCT/KR2012/004422 KR2012004422W WO2012169760A3 WO 2012169760 A3 WO2012169760 A3 WO 2012169760A3 KR 2012004422 W KR2012004422 W KR 2012004422W WO 2012169760 A3 WO2012169760 A3 WO 2012169760A3
Authority
WO
WIPO (PCT)
Prior art keywords
tin
alpha radiation
emitted
low
impurities
Prior art date
Application number
PCT/KR2012/004422
Other languages
English (en)
French (fr)
Other versions
WO2012169760A2 (ko
Inventor
정재필
쿠마산토시
정도현
추용철
이현규
김철희
Original Assignee
덕산하이메탈(주)
서울시립대학교 산학협력단
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 덕산하이메탈(주), 서울시립대학교 산학협력단 filed Critical 덕산하이메탈(주)
Priority to US14/115,712 priority Critical patent/US9163301B2/en
Publication of WO2012169760A2 publication Critical patent/WO2012169760A2/ko
Publication of WO2012169760A3 publication Critical patent/WO2012169760A3/ko

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C13/00—Alloys based on tin
    • 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
    • C22B25/00—Obtaining tin
    • C22B25/04—Obtaining tin by wet processes
    • 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
    • C22B25/00—Obtaining tin
    • C22B25/08—Refining
    • 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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/006—Wet processes
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/04—Refining by applying a vacuum

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

본 발명은 진공정련을 이용하여 저알파 방사선을 방출하는 주석의 제조방법으로서, 알파 방사선의 방출 및 불순물의 함량이 많은 원소재 주석을 준비하는 단계, 상기 주석을 도가니에 수용한 후 진공로에 넣는 단계 및 상기 진공로에서 증기를 통해 주석보다 높은 증기압과 낮은 끓는점을 갖는 불순물을 제거하는 단계를 포함하여, 각 원소들의 증기압의 차이를 이용하여 주석으로부터 납 및 비스무스와 같은 불순물을 대부분 제거하여 알파 방사선의 방출을 최대한 억제함으로써 전자제품의 소프트 에러 발생을 방지할 수 있다.
PCT/KR2012/004422 2011-06-07 2012-06-05 진공정련을 이용하여 저알파 방사선을 방출하는 주석 제조방법 WO2012169760A2 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US14/115,712 US9163301B2 (en) 2011-06-07 2012-06-05 Method of producing tin emitted low alpha radiation by using vacuum refining

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110054490A KR101274764B1 (ko) 2011-06-07 2011-06-07 진공정련을 이용하여 저알파 방사선을 방출하는 주석 제조방법
KR10-2011-0054490 2011-06-07

Publications (2)

Publication Number Publication Date
WO2012169760A2 WO2012169760A2 (ko) 2012-12-13
WO2012169760A3 true WO2012169760A3 (ko) 2013-03-07

Family

ID=47296575

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2012/004422 WO2012169760A2 (ko) 2011-06-07 2012-06-05 진공정련을 이용하여 저알파 방사선을 방출하는 주석 제조방법

Country Status (3)

Country Link
US (1) US9163301B2 (ko)
KR (1) KR101274764B1 (ko)
WO (1) WO2012169760A2 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2682502C2 (ru) * 2018-05-28 2019-03-19 Виталий Евгеньевич Дьяков Способ рафинирования олова от мышьяка и электролизер для его осуществления

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101627315B1 (ko) * 2014-04-23 2016-06-03 덕산하이메탈(주) 주석 필터링 방법, 이를 이용한 합금 제조방법 및 솔더볼 제조방법
US9708689B2 (en) 2015-04-08 2017-07-18 Honeywell International Inc. Isotope displacement refining process for producing low alpha materials
KR101763590B1 (ko) * 2015-09-16 2017-08-01 덕산하이메탈(주) 미싱율 개선 솔더 합금 조성물 및 이의 제조방법
RU2640480C1 (ru) * 2017-02-03 2018-01-09 Виталий Евгеньевич Дьяков Способ вакуумного рафинирования олова от свинца
MX2019010553A (es) * 2017-04-10 2019-11-21 Metallo Belgium Proceso mejorado para la produccion de soldadura cruda.
KR102247498B1 (ko) * 2017-07-07 2021-05-03 덕산하이메탈(주) 솔더 합금, 솔더볼 및 그 제조방법
KR102096303B1 (ko) 2018-08-24 2020-05-27 주식회사 휘닉스소재 로우알파 방사선을 방출하는 고순도 주석의 제조방법 및 이에 의하여 제조되는 로우알파 방사선을 방출하는 고순도 주석
CN112206581B (zh) * 2020-09-15 2022-04-01 安徽省太和县众友筛网滤布制造有限公司 一种湿法冶炼净化段专用工业滤布
CN114130753A (zh) * 2021-11-24 2022-03-04 枣庄睿诺电子科技有限公司 一种去除坩埚有机材料残留的工艺方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08225863A (ja) * 1995-02-23 1996-09-03 Toshiba Corp 廃棄物からの鉛回収方法および廃棄物からの鉛回収装置
JPH1180852A (ja) * 1997-09-02 1999-03-26 Mitsubishi Materials Corp 低α線量錫の製造方法
KR20070049506A (ko) * 2005-11-08 2007-05-11 이군희 주석 및 주석합금 정제장치 및 그 정제방법
KR20080015942A (ko) * 2005-07-01 2008-02-20 닛코킨조쿠 가부시키가이샤 고순도 주석 또는 주석 합금 및 고순도 주석의 제조방법

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4027861A (en) * 1976-04-02 1977-06-07 Cherednichenko Vladimir Semeno Apparatus for continuous vacuum-refining of metals
GB2204063A (en) * 1987-04-29 1988-11-02 Capper Pass Limited Refining of tin

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08225863A (ja) * 1995-02-23 1996-09-03 Toshiba Corp 廃棄物からの鉛回収方法および廃棄物からの鉛回収装置
JPH1180852A (ja) * 1997-09-02 1999-03-26 Mitsubishi Materials Corp 低α線量錫の製造方法
KR20080015942A (ko) * 2005-07-01 2008-02-20 닛코킨조쿠 가부시키가이샤 고순도 주석 또는 주석 합금 및 고순도 주석의 제조방법
KR20070049506A (ko) * 2005-11-08 2007-05-11 이군희 주석 및 주석합금 정제장치 및 그 정제방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2682502C2 (ru) * 2018-05-28 2019-03-19 Виталий Евгеньевич Дьяков Способ рафинирования олова от мышьяка и электролизер для его осуществления

Also Published As

Publication number Publication date
WO2012169760A2 (ko) 2012-12-13
KR101274764B1 (ko) 2013-06-17
KR20120135656A (ko) 2012-12-17
US9163301B2 (en) 2015-10-20
US20140060252A1 (en) 2014-03-06

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