DE3685782T2 - Magnesiumhydroxyd und verfahren zu seiner herstellung. - Google Patents

Magnesiumhydroxyd und verfahren zu seiner herstellung.

Info

Publication number
DE3685782T2
DE3685782T2 DE8686111227T DE3685782T DE3685782T2 DE 3685782 T2 DE3685782 T2 DE 3685782T2 DE 8686111227 T DE8686111227 T DE 8686111227T DE 3685782 T DE3685782 T DE 3685782T DE 3685782 T2 DE3685782 T2 DE 3685782T2
Authority
DE
Germany
Prior art keywords
magnesium hydroxide
magnesium
aqueous solution
ammonia
concentration
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.)
Expired - Fee Related
Application number
DE8686111227T
Other languages
German (de)
English (en)
Other versions
DE3685782D1 (de
Inventor
Keiichi C O Asahi Glass Nakaya
Kunio Tanaka
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.)
AGC Inc
Original Assignee
Asahi Glass Co Ltd
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 Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Publication of DE3685782D1 publication Critical patent/DE3685782D1/de
Application granted granted Critical
Publication of DE3685782T2 publication Critical patent/DE3685782T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F5/00—Compounds of magnesium
    • C01F5/14—Magnesium hydroxide
    • C01F5/20—Magnesium hydroxide by precipitation from solutions of magnesium salts with ammonia
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/20—Particle morphology extending in two dimensions, e.g. plate-like
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE8686111227T 1985-08-14 1986-08-13 Magnesiumhydroxyd und verfahren zu seiner herstellung. Expired - Fee Related DE3685782T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17771385 1985-08-14

Publications (2)

Publication Number Publication Date
DE3685782D1 DE3685782D1 (de) 1992-07-30
DE3685782T2 true DE3685782T2 (de) 1993-01-28

Family

ID=16035806

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686111227T Expired - Fee Related DE3685782T2 (de) 1985-08-14 1986-08-13 Magnesiumhydroxyd und verfahren zu seiner herstellung.

Country Status (5)

Country Link
US (1) US4695445A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0214494B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS62123014A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1254717A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3685782T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT392774B (de) * 1989-05-05 1991-06-10 Veitscher Magnesitwerke Ag Feinpulveriges magnesiumhydroxid und verfahren zu dessen herstellung
US5286285A (en) * 1989-05-05 1994-02-15 Veitscher Magnesitwerke-Actien-Gesellschaft Finely powdery magnesium hydroxide and a process for preparing thereof
US5143965A (en) * 1990-12-26 1992-09-01 The Dow Chemical Company Magnesium hydroxide having fine, plate-like crystalline structure and process therefor
WO1992012097A1 (en) * 1990-12-26 1992-07-23 The Dow Chemical Company Magnesium hydroxide having stacked layer, crystalline structure and process therefor
SK279866B6 (sk) * 1993-05-26 1999-04-13 Duslo Hydroxid horečnatý a spôsob jeho prípravy
AUPM985294A0 (en) * 1994-12-02 1995-01-05 Flamemag International Gie Magnesium process
AU685215B2 (en) * 1994-01-21 1998-01-15 Qmc (Flamemag) Pty Ltd Magnesium process
IL112385A (en) * 1994-01-21 1998-08-16 Flamemag International Gie Process for preparing magnesium hydroxide for extinguishing flames
AU695293B2 (en) * 1994-12-02 1998-08-13 Qmc (Flamemag) Pty Ltd Magnesium process
US6214313B1 (en) 1999-04-13 2001-04-10 Dravo Lime, Inc. High-purity magnesium hydroxide and process for its production
JP4412879B2 (ja) * 2002-03-11 2010-02-10 メルク株式会社 体質顔料およびその製造方法
US7514489B2 (en) * 2005-11-28 2009-04-07 Martin Marietta Materials, Inc. Flame-retardant magnesium hydroxide compositions and associated methods of manufacture and use
US7686986B2 (en) * 2006-01-05 2010-03-30 Headwaters Technology Innovation, Llc Magnesium hydroxide nanoparticles, methods of making same and compositions incorporating same
US20070219081A1 (en) * 2006-03-15 2007-09-20 Council Of Scientific & Industrial Research Process for the preparation of magnesia (MgO)
US7771682B2 (en) * 2006-01-31 2010-08-10 Council Of Scientific And Industrial Research Process for the preparation of magnesia (MgO) from crude Mg (OH)2
RU2561379C2 (ru) * 2013-10-29 2015-08-27 Открытое Акционерное Общество "Каустик" Наночастицы антипирена гидроксида магния и способ их производства
WO2015089685A1 (zh) * 2013-12-16 2015-06-25 刘登富 一种阻燃剂的制备方法
CN106673027A (zh) * 2016-12-30 2017-05-17 安徽壹石通材料科技股份有限公司 一种六角片状氢氧化镁阻燃剂的制备合成方法
EP4112553B1 (de) 2021-06-29 2024-11-06 Nabaltec AG Verfahren zur herstellung von magnesiumhydroxid
CN114890445B (zh) * 2022-06-08 2024-01-26 辽宁麦格尼科技有限公司 一种连续液膜合成超细氢氧化镁的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1348988A (en) * 1920-08-10 louis
US1986509A (en) * 1932-05-24 1935-01-01 American Zinc Lead & Smelting Process for making magnesium hydroxide
FR755409A (fr) * 1932-05-24 1933-11-24 American Zinc Perfectionnements aux procédés de fabrication d'hydrate de magésium
GB403860A (en) * 1932-05-24 1934-01-04 American Zinc Lead & Smelting Improved processes for making magnesium hydroxide
GB693108A (en) * 1949-10-14 1953-06-24 Wintershall Ag Process for the production of easily filterable magnesia and ammonium-magnesium-double salt
GB939467A (en) * 1960-10-12 1963-10-16 Negev Phosphates Ltd Production of magnesium hydroxide
US3508869A (en) * 1966-11-04 1970-04-28 Dow Chemical Co Novel crystalline mg(oh)2 and mgo and methods of preparation
US3711600A (en) * 1970-12-22 1973-01-16 Atomic Energy Commission Process for preparing calcined oxides
JPS56109820A (en) * 1980-02-06 1981-08-31 Shin Nippon Kagaku Kogyo Co Ltd Manufacture of magnesium hydroxide
SU967954A1 (ru) * 1980-03-12 1982-10-23 Предприятие П/Я В-8046 Способ получени окиси магни
JPS59210963A (ja) * 1983-05-17 1984-11-29 Mitsui Petrochem Ind Ltd ポリ―１―ブテン樹脂組成物

Also Published As

Publication number Publication date
DE3685782D1 (de) 1992-07-30
EP0214494A3 (en) 1989-10-11
EP0214494A2 (en) 1987-03-18
EP0214494B1 (en) 1992-06-24
JPS62123014A (ja) 1987-06-04
CA1254717A (en) 1989-05-30
JPH0465011B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-10-16
US4695445A (en) 1987-09-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee