JPS58156536A - 軟らかいＴｉＯ２塊の製造方法 - Google Patents

軟らかいＴｉＯ２塊の製造方法

Info

Publication number
JPS58156536A
JPS58156536A JP58028671A JP2867183A JPS58156536A JP S58156536 A JPS58156536 A JP S58156536A JP 58028671 A JP58028671 A JP 58028671A JP 2867183 A JP2867183 A JP 2867183A JP S58156536 A JPS58156536 A JP S58156536A
Authority
JP
Japan
Prior art keywords
zone
reynolds number
reaction
air pipe
flow
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP58028671A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0314780B2 (https=
Inventor
ジヨエル・バ−ナ−ド・ヒル・ジユニア
ウイリアム・エドワ−ド・ステイ−ヴンス
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of JPS58156536A publication Critical patent/JPS58156536A/ja
Publication of JPH0314780B2 publication Critical patent/JPH0314780B2/ja
Granted legal-status Critical Current

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
    • C01G23/07—Producing by vapour phase processes, e.g. halide oxidation
    • C01G23/075—Evacuation and cooling of the gaseous suspension containing the oxide; Desacidification and elimination of gases occluded in the separated oxide

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
JP58028671A 1982-02-25 1983-02-24 軟らかいＴｉＯ２塊の製造方法 Granted JPS58156536A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/352,075 US4462979A (en) 1982-02-25 1982-02-25 Process for preparing soft TiO2 agglomerates
US352075 1989-05-15

Publications (2)

Publication Number Publication Date
JPS58156536A true JPS58156536A (ja) 1983-09-17
JPH0314780B2 JPH0314780B2 (https=) 1991-02-27

Family

ID=23383694

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58028671A Granted JPS58156536A (ja) 1982-02-25 1983-02-24 軟らかいＴｉＯ２塊の製造方法

Country Status (4)

Country Link
US (1) US4462979A (https=)
JP (1) JPS58156536A (https=)
DE (1) DE3306751A1 (https=)
GB (1) GB2115397B (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4661322A (en) * 1982-02-25 1987-04-28 E. I. Du Pont De Nemours And Company Flue for the production of soft TiO2 agglomerates
US4937064A (en) * 1987-11-09 1990-06-26 E. I. Du Pont De Nemours And Company Process of using an improved flue in a titanium dioxide process
US5372639A (en) * 1993-09-03 1994-12-13 E. I. Du Pont De Nemours And Company Use of a bimodal distribution of scrubs in a process for cooling a hot gaseous suspension
US5538708A (en) * 1994-12-06 1996-07-23 E. I. Du Pont De Nemours And Company Expansion section as the inlet to the flue in a titanium dioxide process
US5653793A (en) * 1995-08-01 1997-08-05 E. I. Du Pont De Nemours And Company TiO2 slurry process
US6419893B1 (en) 2000-09-18 2002-07-16 Kerr-Mcgee Chemical Llc Process for producing and cooling titanium dioxide
US7476378B2 (en) * 2005-10-27 2009-01-13 E.I. Dupont Denemours & Company Process for producing titanium dioxide
US7247200B2 (en) 2005-11-01 2007-07-24 E. I. Du Pont De Nemours And Company Titanium dioxide finishing process
WO2007062356A1 (en) * 2005-11-22 2007-05-31 Altairnano, Inc. Method for manufacturing high surface area nano-porous catalyst and catalyst support structures
US8114377B2 (en) * 2006-11-02 2012-02-14 E.I. Du Pont De Nemours And Company Process for producing titanium dioxide particles having reduced chlorides
CN104619648B (zh) 2012-04-27 2018-01-09 克里斯特尔美国有限公司 基于TiO2的擦洗颗粒，以及制备和使用这样的基于TiO2的擦洗颗粒的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2508271A (en) * 1947-06-11 1950-05-16 Du Pont Cooling gaseous suspensions of titanium dioxide in the preparation of titanium dioxide pigments from titanium tetrachloride
US2508272A (en) * 1947-07-23 1950-05-16 Du Pont Cooling gaseous suspensions of titanium dioxide in the preparation of titanium dioxide pigments from titanium tetrachloride
US2721626A (en) * 1951-12-15 1955-10-25 Du Pont Cooling and separating by condensation of hot gaseous suspensions
US2909409A (en) * 1955-12-08 1959-10-20 Thann Fab Prod Chem Process for cooling hot gases containing suspended titanium dioxide particles
NL113022C (https=) * 1957-11-20
US3217787A (en) * 1961-08-18 1965-11-16 American Cyanamid Co Method for cooling a gaseous suspension of titanium dioxide
GB1058311A (en) * 1963-02-01 1967-02-08 Pittsburgh Plate Glass Co Production of metal oxides
GB1169282A (en) * 1966-06-27 1969-11-05 Cabot Corp Jet Process for Making Metal Oxides
DE1284955B (de) * 1967-10-20 1968-12-12 Titangmbh Verfahren zum Kuehlen heisser, Titandioxid enthaltender Gasgemische
US3586489A (en) * 1968-08-29 1971-06-22 Titan Gmbh Device for the manufacture of fine particle size titanium dioxide
US3607049A (en) * 1970-01-22 1971-09-21 Cabot Corp Cooling of pyrogenic titanium dioxide pigment containing gas streams
US3966892A (en) * 1974-11-13 1976-06-29 Nippon Mining Co., Ltd. Process for producing titanium dioxide

Also Published As

Publication number Publication date
JPH0314780B2 (https=) 1991-02-27
US4462979A (en) 1984-07-31
GB2115397B (en) 1985-09-11
DE3306751A1 (de) 1983-09-01
GB8304905D0 (en) 1983-03-23
GB2115397A (en) 1983-09-07

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