CN100340474C - 高纯度磷酸及其制造方法 - Google Patents

高纯度磷酸及其制造方法 Download PDF

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Publication number
CN100340474C
CN100340474C CNB2004800015995A CN200480001599A CN100340474C CN 100340474 C CN100340474 C CN 100340474C CN B2004800015995 A CNB2004800015995 A CN B2004800015995A CN 200480001599 A CN200480001599 A CN 200480001599A CN 100340474 C CN100340474 C CN 100340474C
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China
Prior art keywords
phosphoric acid
purity
hydrogen sulfide
gas
crude
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Expired - Lifetime
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CNB2004800015995A
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English (en)
Chinese (zh)
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CN1717366A (zh
Inventor
石川贤一
横井敬三
竹内宏介
栗田裕
内山平二
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Nippon Chemical Industrial Co Ltd
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Nippon Chemical Industrial Co Ltd
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Publication of CN1717366A publication Critical patent/CN1717366A/zh
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/237—Selective elimination of impurities
    • C01B25/238—Cationic impurities, e.g. arsenic compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/20—Preparation from elemental phosphorus or phosphoric anhydride
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration
    • C01B25/235—Clarification; Stabilisation to prevent post-precipitation of dissolved impurities

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Weting (AREA)
  • Glass Compositions (AREA)
CNB2004800015995A 2003-07-01 2004-06-28 高纯度磷酸及其制造方法 Expired - Lifetime CN100340474C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP189631/2003 2003-07-01
JP2003189631A JP4316946B2 (ja) 2003-07-01 2003-07-01 高純度リン酸及びその製造方法

Publications (2)

Publication Number Publication Date
CN1717366A CN1717366A (zh) 2006-01-04
CN100340474C true CN100340474C (zh) 2007-10-03

Family

ID=33562298

Family Applications (1)

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CNB2004800015995A Expired - Lifetime CN100340474C (zh) 2003-07-01 2004-06-28 高纯度磷酸及其制造方法

Country Status (7)

Country Link
US (1) US7470414B2 (https=)
EP (1) EP1640340B1 (https=)
JP (1) JP4316946B2 (https=)
KR (1) KR100729320B1 (https=)
CN (1) CN100340474C (https=)
TW (1) TWI272246B (https=)
WO (1) WO2005003026A1 (https=)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7824633B2 (en) * 2006-11-21 2010-11-02 Freeport-Mcmoran Corporation System and method for conversion of molybdenite to one or more molybdenum oxides
JP5242061B2 (ja) * 2007-02-08 2013-07-24 日本リファイン株式会社 複数の金属イオンを含むリン酸水溶液から精製リン酸を得る方法及び装置
JP2008247733A (ja) * 2007-03-14 2008-10-16 Niro Process Technology Bv リン酸リッチストリームの精製
TWI391320B (zh) * 2008-10-16 2013-04-01 Ecophos S A 高純度磷酸生產之製程
CN101531353B (zh) * 2009-04-28 2013-09-25 云南省化工研究院 一种用黄磷直接制取电子级磷酸的方法
CN101691213B (zh) * 2009-10-10 2011-07-20 武汉工程大学 脱除湿法磷酸中金属离子的工艺
JP5554165B2 (ja) * 2010-07-09 2014-07-23 日本化学工業株式会社 高純度元素リンの製造方法および高純度リン酸の製造方法
WO2013142022A1 (en) 2012-03-23 2013-09-26 Kennecott Utah Copper Llc Process for the conversion of molybdenite to molybdenum oxide
DE102014006278B3 (de) * 2014-05-02 2015-02-26 Remondis Aqua Gmbh & Co. Kg Verfahren zur Reinigung von Roh-Phosphorsäure (z.B. MGA-Säure) durch Zugabe von Aschen aus Abfall-Verbrennungsanlagen umfassend die Gewinnung von reiner Phosphorsäure, Kalziumsulfat, wasserlöslichen Kalziumhydrogenphosphaten und Metallsalz-Lösung
CN104588381A (zh) * 2014-12-30 2015-05-06 铜陵鑫克精细化工有限责任公司 溶剂萃取法净化湿法磷酸的萃取装置的清洗方法
KR101955186B1 (ko) 2017-09-07 2019-03-07 손원일 초고순도 인산 제조용 반응기
KR102633772B1 (ko) * 2018-04-12 2024-02-05 오씨아이 주식회사 고순도 인산의 제조 방법
KR102818597B1 (ko) 2018-09-12 2025-06-10 후지필름 일렉트로닉 머티리얼스 유.에스.에이., 아이엔씨. 식각 조성물
CN108910850A (zh) * 2018-09-25 2018-11-30 湖北兴福电子材料有限公司 一种热法电子级磷酸脱砷方法
CN112279230A (zh) * 2019-07-23 2021-01-29 东泰高科装备科技有限公司 磷酸的制备方法
CN113955731B (zh) * 2021-12-08 2024-03-01 昆明云盘山农牧科技有限公司 一种含有颗粒状饲料级磷酸二氢钙制备方法
PL440852A1 (pl) * 2022-04-04 2023-10-09 Alventa Spółka Akcyjna Sposób oczyszczania kwasu fosforowego(V) na potrzeby krystalizacji statycznej do otrzymywania kwasu jakości odpowiedniej dla branży półprzewodników
CN117963858A (zh) * 2024-02-01 2024-05-03 云南云天化股份有限公司 一种以工业黄磷制备的高纯多聚磷酸方法
CN119797293A (zh) * 2025-01-14 2025-04-11 广西钦州澄星化工科技有限公司 一种铁离子低含量的磷酸生产方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0074556A1 (de) * 1981-09-03 1983-03-23 Hoechst Aktiengesellschaft Verfahren zur Gewinnung Cadmium-freier Rohphosphorsäure
JPH06171913A (ja) * 1992-12-10 1994-06-21 Mitsui Toatsu Chem Inc 燐酸液の改質方法
CN1139072A (zh) * 1995-06-26 1997-01-01 广东湛化企业集团公司 湿法磷酸净化脱氟、除重金属技术
CN1180658A (zh) * 1997-11-18 1998-05-06 张瑞宁 高纯磷酸生产新工艺
CN1332698A (zh) * 1998-12-28 2002-01-23 东洋纺织株式会社 精制磷酸的方法及高纯度多磷酸

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2174158A (en) 1937-11-11 1939-09-26 Du Pont Phosphoric acid purification
JPS4414692Y1 (https=) 1966-12-15 1969-06-23
DE2109970C3 (de) 1971-03-03 1980-03-20 Hoechst Ag, 6000 Frankfurt Verfahren und Vorrichtung zur Entarsenierung von Polyphosphorsäure
JPS5673608A (en) * 1979-11-20 1981-06-18 Mitsui Toatsu Chem Inc Removing method for organic matter in wet process phosphoric acid
US4816241A (en) * 1982-02-16 1989-03-28 J. R. Simplot Co. Gaseous reduction of phosphoric acid
DE3604483A1 (de) * 1986-02-13 1987-08-20 Hoechst Ag Verfahren zum entfernen von schwermetallen aus mineralsaeuren
US4804526A (en) * 1987-10-13 1989-02-14 Fmc Corporation Process for purifying phosphoric acid for electrical semiconductor use
JPH0648712A (ja) 1992-07-31 1994-02-22 Mitsui Toatsu Chem Inc 燐酸液の精製法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0074556A1 (de) * 1981-09-03 1983-03-23 Hoechst Aktiengesellschaft Verfahren zur Gewinnung Cadmium-freier Rohphosphorsäure
JPH06171913A (ja) * 1992-12-10 1994-06-21 Mitsui Toatsu Chem Inc 燐酸液の改質方法
CN1139072A (zh) * 1995-06-26 1997-01-01 广东湛化企业集团公司 湿法磷酸净化脱氟、除重金属技术
CN1180658A (zh) * 1997-11-18 1998-05-06 张瑞宁 高纯磷酸生产新工艺
CN1332698A (zh) * 1998-12-28 2002-01-23 东洋纺织株式会社 精制磷酸的方法及高纯度多磷酸

Also Published As

Publication number Publication date
US7470414B2 (en) 2008-12-30
CN1717366A (zh) 2006-01-04
KR100729320B1 (ko) 2007-06-15
WO2005003026A1 (ja) 2005-01-13
EP1640340B1 (en) 2012-08-01
JP2005022919A (ja) 2005-01-27
EP1640340A4 (en) 2007-07-18
KR20050099497A (ko) 2005-10-13
TW200502163A (en) 2005-01-16
US20060073088A1 (en) 2006-04-06
JP4316946B2 (ja) 2009-08-19
TWI272246B (en) 2007-02-01
EP1640340A1 (en) 2006-03-29

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