FR2273768A1 - Procede de durcissement d'oxyde de titane pulverulent - Google Patents

Procede de durcissement d'oxyde de titane pulverulent

Info

Publication number
FR2273768A1
FR2273768A1 FR7419171A FR7419171A FR2273768A1 FR 2273768 A1 FR2273768 A1 FR 2273768A1 FR 7419171 A FR7419171 A FR 7419171A FR 7419171 A FR7419171 A FR 7419171A FR 2273768 A1 FR2273768 A1 FR 2273768A1
Authority
FR
France
Prior art keywords
titanium oxide
curing process
oxide curing
pulverulent
pulverulent titanium
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.)
Withdrawn
Application number
FR7419171A
Other languages
English (en)
Inventor
Andrzej Antoni Floria Romanski
Derek John Brookes
Anthony Smith
Harry Markham
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.)
British Steel Corp
Original Assignee
British Steel Corp
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 British Steel Corp filed Critical British Steel Corp
Publication of FR2273768A1 publication Critical patent/FR2273768A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/063—Titanium; Oxides or hydroxides thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/08—Heat treatment
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/21—Attrition-index or crushing strength of granulates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Catalysts (AREA)
  • Compositions Of Oxide Ceramics (AREA)
FR7419171A 1973-06-04 1974-06-04 Procede de durcissement d'oxyde de titane pulverulent Withdrawn FR2273768A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2648473A GB1426925A (en) 1973-06-04 1973-06-04 Production of hard titania

Publications (1)

Publication Number Publication Date
FR2273768A1 true FR2273768A1 (fr) 1976-01-02

Family

ID=10244368

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7419171A Withdrawn FR2273768A1 (fr) 1973-06-04 1974-06-04 Procede de durcissement d'oxyde de titane pulverulent

Country Status (8)

Country Link
US (1) US3937797A (fr)
JP (1) JPS5028511A (fr)
BE (1) BE815706A (fr)
DE (1) DE2426497A1 (fr)
FR (1) FR2273768A1 (fr)
GB (1) GB1426925A (fr)
IT (1) IT1011906B (fr)
NL (1) NL7407526A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0311515A1 (fr) * 1987-10-09 1989-04-12 Rhone-Poulenc Chimie Oxyde de titane à propriétés stabilisées

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5210308A (en) * 1975-07-14 1977-01-26 Mitsubishi Chem Ind Manufacture of titanium oxide mold goods
US4061596A (en) * 1974-12-02 1977-12-06 Mitsubishi Chemical Industries Ltd. Process for preparing titanium oxide shaped carrier
US4126422A (en) * 1976-04-26 1978-11-21 Corning Glass Works Method of densifying metal oxides
US4093543A (en) * 1976-09-22 1978-06-06 Mobil Oil Corporation Decomposition of formic acid in very low concentration
CA1213875A (fr) * 1982-11-29 1986-11-12 Shigeo Uno Catalyseur de combustion
FR2557566B1 (fr) * 1983-12-29 1986-04-11 Commissariat Energie Atomique Procede de preparation d'une poudre apte au frittage, notamment d'une poudre ceramique
JPH0683781B2 (ja) * 1986-03-14 1994-10-26 住友化学工業株式会社 薄片状物質の製造方法
US5037476A (en) * 1987-01-20 1991-08-06 At&T Bell Laboratories Process for improving photostability of titanium dioxide pigments in binder compositions without decreasing reflectivity
DE3803894A1 (de) * 1988-02-09 1989-08-10 Degussa Presslinge auf basis von pyrogen hergestelltem titandioxid, verfahren zu ihrer herstellung und ihre verwendung
US5015264A (en) * 1988-09-15 1991-05-14 Kerr-Mcgee Chemical Corporation Nonpigmentary titanium dioxide powders
DE3921262C1 (fr) * 1989-06-29 1990-07-05 Bayer Ag, 5090 Leverkusen, De
CN103940839A (zh) * 2014-04-21 2014-07-23 济南裕兴化工有限责任公司 一种钛液元素分析方法及其在生产上的应用
CA2992159A1 (fr) * 2015-07-14 2017-01-19 Bp P.L.C. Materiaux a base de dioxyde de titane extrudes comprenant un ou plusieurs acides ou prepares au moyen d'un ou de plusieurs acides

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1850154A (en) * 1928-04-08 1932-03-22 Ig Farbenindustrie Ag Solid titanic sulphate
US2721787A (en) * 1950-10-23 1955-10-25 American Cyanamid Co Free-flowing, nondusting titania
US2771345A (en) * 1951-06-01 1956-11-20 American Cyanamid Co Preparation of titanium dioxide pigments
US2968537A (en) * 1958-09-12 1961-01-17 Universal Oil Prod Co Manufacture of activated refractory inorganic oxides
GB1223639A (en) * 1967-08-29 1971-03-03 Nat Lead Co Photoconductive titanium dioxide composition and method of preparation
GB1323699A (en) * 1969-11-05 1973-07-18 Dow Chemical Co Method for dlarifying titanium sulphate solutions

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0311515A1 (fr) * 1987-10-09 1989-04-12 Rhone-Poulenc Chimie Oxyde de titane à propriétés stabilisées
FR2621577A1 (fr) * 1987-10-09 1989-04-14 Rhone Poulenc Chimie Oxyde de titane a proprietes stabilisees

Also Published As

Publication number Publication date
NL7407526A (fr) 1974-12-06
GB1426925A (en) 1976-03-03
DE2426497A1 (de) 1974-12-19
IT1011906B (it) 1977-02-10
JPS5028511A (fr) 1975-03-24
BE815706A (fr) 1974-09-16
US3937797A (en) 1976-02-10

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Legal Events

Date Code Title Description
ST Notification of lapse