KR890008030A - 이산화 티타늄의 제조방법 - Google Patents

이산화 티타늄의 제조방법 Download PDF

Info

Publication number
KR890008030A
KR890008030A KR1019880014790A KR880014790A KR890008030A KR 890008030 A KR890008030 A KR 890008030A KR 1019880014790 A KR1019880014790 A KR 1019880014790A KR 880014790 A KR880014790 A KR 880014790A KR 890008030 A KR890008030 A KR 890008030A
Authority
KR
South Korea
Prior art keywords
hydrolysis
sulfuric acid
concentrated
titanium dioxide
acid
Prior art date
Application number
KR1019880014790A
Other languages
English (en)
Other versions
KR940006034B1 (ko
Inventor
마우어 조세프
Original Assignee
한스-죠르그 베를리·베론프리트 안드레스
술저-에세르 비스 악티엔게젤샤프트
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4278134&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR890008030(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 한스-죠르그 베를리·베론프리트 안드레스, 술저-에세르 비스 악티엔게젤샤프트 filed Critical 한스-죠르그 베를리·베론프리트 안드레스
Publication of KR890008030A publication Critical patent/KR890008030A/ko
Application granted granted Critical
Publication of KR940006034B1 publication Critical patent/KR940006034B1/ko

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • C01G23/04—Oxides; Hydroxides
    • C01G23/047—Titanium dioxide
    • C01G23/053—Producing by wet processes, e.g. hydrolysing titanium salts
    • 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
    • C22B34/00—Obtaining refractory metals
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
    • C22B34/1236—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching
    • C22B34/124—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching using acidic solutions or liquors
    • C22B34/125—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by wet processes, e.g. by leaching using acidic solutions or liquors containing a sulfur ion as active agent
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • C01G23/04—Oxides; Hydroxides
    • C01G23/047—Titanium dioxide
    • C01G23/053—Producing by wet processes, e.g. hydrolysing titanium salts
    • C01G23/0532—Producing by wet processes, e.g. hydrolysing titanium salts by hydrolysing sulfate-containing salts
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

내용 없음

Description

이산화 티타늄의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명이 방법에 의한 황산의 순환도.

Claims (8)

  1. 티타늄슬래그를 함유하는 원료를 황산과 가수분해하여 이산화 티타늄을 제조함에 있어서, 상기 티타늄 슬래그를 95%이상의 농도를 갖는 고농도황산과 혼합하고, 상기 이산화티타늄의 제조시 생성되는 약산을 농축 및 재순환시켜서 얻은 가온산을 상기 혼합물에 첨가하고, 가수분해 케이크로부터 황산염화 티타닐의 가수분해에 적합한 용액을 생성시키고, 재순환은 76 내지 87%의 황산 함량을 가질때까지 농축시켜 가수분해염을 분리함과 동시에 금속염을 분리하여 약황산으로부터 얻은 이산화티타늄의 제조방법에 있어서, 상기 티타늄슬래그의 가수분해와 병행하여 그와 동시에 그러나 별도로 일메나이트의 가수분해를 행하고, 두 가수분해 케이크의 용액들을 혼합후 처리하고, 공통의 약산으로부터 농축시킨 황산의 일부와 고동도로 농축시킨 황산의 일부를 상기 두원료의 가수분해에 사용하는 것을 특징으로 하는 이산화티타늄의 제조방법.
  2. 제1항에 있어서, 일메나이트의 가수분해에는 약산을 76 내지 87%의 황산농도로 농축시킨 재순환산을 주로 사용하고, 티타늄슬래그의 가수분해에는 95%이상이 농도로 고종축된 황산을 주로 사용하는 것을 특징으로 하는 이산화티타늄의 제조방법.
  3. 제1항 또는 제2항에 있어서, 티타늄슬래그와 일메나이트의 함량비 및 티타늄슬래그의 가수분해와 일메나이트의 가수분해에 각기 사용되는 재순환산과 고농도 황산의 비는 두 가수분해시의 온도 및 황산온도에 관련한 개시조건 특히 90.5%, 120℃의 개시조건과 85%, 92℃의 개시조건을 얻는 것을 특징으로 하는 이산화티타늄의 제조방법.
  4. 제1항 또는 제2항에 있어서, 티타늄슬래그와 일메나이트의 함량비 및 티타늄슬래그의 가수분해와 일메나이트의 가수분해에 각기 사용되는 재순환산과 고농도 황산의 비는 증기도입과 함께 두 가수분해시의 온도 및 황산농도에 관련한 개시조건, 특히 90.5%, 120℃의 개시조건과 85%, 92℃의 개시조건을 얻는 것을 특징으로 하는 이산화티타늄의 제조방법.
  5. 제4항에 있어서, 가수분해 반응을 기재하기 위하여 각 개시온도 이상의 온도의 증기가 첨가되는 것을 특징으로 하는 이산화티타늄의 제조방법.
  6. 제4항 또는 제5항에 있어서, 약산을 농축시켜서된 첨가황산의 온도는 혼합물이 각 가수분해 반응개시 온도보다 약간 낮은 온도인 것을 특징으로 하는 이산화티타늄의 제조방법.
  7. 제1항 내지 제6항중 어느 한 항에 있어서, 고농도황산은 농축공정시 생성되는 금속황산염의 산화중 생성되는 산화유황으로부터 최소한 부분적으로 얻어지는 것을 특징으로 하는 이산화티타늄의 제조방법.
  8. 제1항 내지 제7항중 어느 한 항에 있어서, 98 내지 99%, 특히 98.5%의 공비농도를 갖는 산을 고농도 황산으로 사용하는 것을 특징으로 하는 이산화티타늄의 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880014790A 1987-11-23 1988-11-11 이산화티타늄의 제조방법 KR940006034B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH4548/87-1 1987-11-23
CH4548/87A CH672633A5 (ko) 1987-11-23 1987-11-23

Publications (2)

Publication Number Publication Date
KR890008030A true KR890008030A (ko) 1989-07-08
KR940006034B1 KR940006034B1 (ko) 1994-07-02

Family

ID=4278134

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880014790A KR940006034B1 (ko) 1987-11-23 1988-11-11 이산화티타늄의 제조방법

Country Status (11)

Country Link
US (1) US5068093A (ko)
EP (1) EP0317857B1 (ko)
JP (1) JPH01164733A (ko)
KR (1) KR940006034B1 (ko)
AT (1) ATE76627T1 (ko)
AU (1) AU616221B2 (ko)
CA (1) CA1327125C (ko)
CH (1) CH672633A5 (ko)
DE (2) DE3744575C1 (ko)
ES (1) ES2031984T3 (ko)
FI (1) FI90525C (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3912554C1 (ko) * 1989-04-17 1990-07-12 Bayer Ag, 5090 Leverkusen, De
US6375923B1 (en) 1999-06-24 2002-04-23 Altair Nanomaterials Inc. Processing titaniferous ore to titanium dioxide pigment
US6548039B1 (en) 1999-06-24 2003-04-15 Altair Nanomaterials Inc. Processing aqueous titanium solutions to titanium dioxide pigment
US6440383B1 (en) 1999-06-24 2002-08-27 Altair Nanomaterials Inc. Processing aqueous titanium chloride solutions to ultrafine titanium dioxide
CN104030344A (zh) * 2014-05-22 2014-09-10 昆明有色冶金设计研究院股份公司 一种四氯化钛收尘渣的综合处理方法
CN113430391A (zh) * 2021-07-16 2021-09-24 沈阳有色金属研究院有限公司 一种低温焙烧-水浸处理钛白酸解残渣的方法

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA609030A (en) * 1960-11-22 E.I. Du Pont De Nemours And Company Preparation of hydrolyzable titanium sulfate solutions
CA673236A (en) * 1963-10-29 W. Grose Robert Extraction of titania from ores and slags
US2531926A (en) * 1949-02-15 1950-11-28 American Cyanamid Co Production of titanium dioxide pigment from high titanium dioxide content slags
GB710065A (en) * 1951-11-23 1954-06-02 Titan Co Inc Improvements in or relating to a method for producing titanium concentrates
US2774650A (en) * 1953-05-01 1956-12-18 Nat Lead Co Method for decomposition of titaniferous ores
US3218131A (en) * 1961-01-27 1965-11-16 Independence Foundation Process for recovery of titania values
GB1037399A (en) * 1963-10-28 1966-07-27 Quebec Iron & Titanium Corp Leaching tio-containing slags
FR1548343A (ko) * 1967-07-07 1968-12-06
DE1592406B2 (de) * 1967-09-25 1978-12-14 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Titandioxydpigmenten mit hohem Weißgrad
US3868441A (en) * 1973-05-02 1975-02-25 Ethyl Corp Process for reducing trivalent titanium content in slag
DE2454220A1 (de) * 1974-11-15 1976-05-20 Bayer Antwerpen Nv Verfahren zur filtration feststoffhaltiger aufschlussloesungen bei der titandioxidherstellung
US4038363A (en) * 1975-10-21 1977-07-26 Quebec Iron & Titanium Corporation-Fer Et Titane Due Quebec, Inc. Upgrading sorelslag for production of synthetic rutile
US4119698A (en) * 1976-11-26 1978-10-10 Kernforschungsanlage Julich, Gesellschaft Mit Beschrankter Haftung Reclamation treatment of red mud
DE2726418C3 (de) * 1977-06-11 1986-03-27 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von konzentrierten Titanylsulfataufschlußlösungen
DE2729755C2 (de) * 1977-07-01 1983-12-22 Kronos Titan-Gesellschaft Mbh, 5090 Leverkusen Verfahren zur Herstellung von Titandioxid durch diskontinuierliches Aufschließen von Ilmeniterzen mit Schwefelsäure
IT1086096B (it) * 1977-09-21 1985-05-28 Montedison Spa Procedimento per la concentrazione di soluzioni acquose di acido solforico
IT1086097B (it) * 1977-09-21 1985-05-28 Montedison Spa Procedimento per preparare soluzioni acquose limpide di acido solforico
IT1087257B (it) * 1977-10-14 1985-06-04 Montedison Spa Procedimento per concentrare acido solforino inibendo i fenomeni di corrosione
US4107264A (en) * 1977-11-14 1978-08-15 Allied Chemical Corporation Recovery of TiO2 from ilmenite-type ore by a membrane based electrodialysis process
US4288416A (en) * 1979-08-10 1981-09-08 Nl Industries, Inc. Process for manufacturing titanium compounds
US4288415A (en) * 1979-08-10 1981-09-08 Nl Industries, Inc. Process for manufacturing titanium compounds using a reducing agent
DE2951749A1 (de) * 1979-12-21 1981-07-02 Bayer Ag, 5090 Leverkusen Verfahren zur aufarbeitung von aufschlussrueckstaenden bei der titandioxidherstellung
DE2951746A1 (de) * 1979-12-21 1981-07-02 Bayer Ag, 5090 Leverkusen Aufschluss ternaerer rohstoffmischungen
DE2951799A1 (de) * 1979-12-21 1981-07-02 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung einer hydrolysierbaren titanylsulfatloesung
DE3343256A1 (de) * 1983-11-30 1985-06-05 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von titandioxid
DE3513121A1 (de) * 1985-04-12 1986-10-23 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von titandioxid
DE3513120A1 (de) * 1985-04-12 1986-10-23 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von titandioxid
DE3537941A1 (de) * 1985-10-25 1987-04-30 Bayer Ag Aus duennsaeure gewonnene metallsulfatsuspension, verfahren zu ihrer herstellung sowie deren verwendung
DE3630220A1 (de) * 1986-09-05 1988-03-10 Bayer Ag Verfahren zur herstellung von titandioxidpigmenten

Also Published As

Publication number Publication date
EP0317857B1 (de) 1992-05-27
KR940006034B1 (ko) 1994-07-02
FI90525B (fi) 1993-11-15
ES2031984T3 (es) 1993-01-01
EP0317857A1 (de) 1989-05-31
CA1327125C (en) 1994-02-22
CH672633A5 (ko) 1989-12-15
AU2577288A (en) 1989-05-25
AU616221B2 (en) 1991-10-24
FI90525C (fi) 1994-02-25
US5068093A (en) 1991-11-26
JPH0524867B2 (ko) 1993-04-09
DE3744575C1 (de) 1989-06-08
DE3871496D1 (de) 1992-07-02
JPH01164733A (ja) 1989-06-28
FI885254A (fi) 1989-05-24
FI885254A0 (fi) 1988-11-14
ATE76627T1 (de) 1992-06-15

Similar Documents

Publication Publication Date Title
KR890008030A (ko) 이산화 티타늄의 제조방법
US2956859A (en) Preparation of anhydrite
DE2323457A1 (de) Verfahren zur herstellung von titandioxydpigment
NO160992B (no) Fremgangsmaate til fremstilling av en hydrolyserbar titanylsulfatopploesning.
US2344553A (en) Process for the production of metatitanic acid
SU644724A1 (ru) Способ получени сернистого газа
SU1560476A1 (ru) Способ получени анатазной двуокиси титана
JP2744661B2 (ja) 二酸化チタンの製造における硫酸の回収方法
SU1613426A1 (ru) Способ получени фтористого водорода и сульфата кальци
EP0145984A1 (de) Verfahren zur Herstellung von Titandioxid
AT113110B (de) Verfahren zur Herstellung von Titanverbindungen.
US1415308A (en) Decomposition of aluminum sulphate, etc.
US2165189A (en) Manufacture of normal ferric sulphate
SU142027A1 (ru) Способ сульфатизации титансодержащих материалов
SU1386569A1 (ru) Способ получени хромисернокислого натри
SU394316A1 (ru) Способ получения бихромата натрия
SU722925A1 (ru) Способ получени анатазной двуокиси титана
SU1041519A1 (ru) Способ получени смешанных основных сульфатов на основе хрома
JPH0196018A (ja) 二酸化チタンの製造方法
SU51408A1 (ru) Способ получени сернокислого марганца
GB741757A (en) Digestion of titaniferous iron-containing material
DE3865111D1 (de) Verfahren zur herstellung von titandioxid.
US1243762A (en) Process of producing lead pigments.
Mauer Process for the Preparation of Titanium Dioxide
SU1370078A1 (ru) Способ получени раствора сульфата титана (1у)

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20000701

Year of fee payment: 7

LAPS Lapse due to unpaid annual fee