KR920701045A - 섬유형 산화마그네슘 제조방법 - Google Patents
섬유형 산화마그네슘 제조방법Info
- Publication number
- KR920701045A KR920701045A KR1019910701362A KR910701362A KR920701045A KR 920701045 A KR920701045 A KR 920701045A KR 1019910701362 A KR1019910701362 A KR 1019910701362A KR 910701362 A KR910701362 A KR 910701362A KR 920701045 A KR920701045 A KR 920701045A
- Authority
- KR
- South Korea
- Prior art keywords
- magnesium oxide
- fired
- fibrous magnesium
- oxide manufacturing
- temperature
- Prior art date
Links
Classifications
-
- 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
- C01F5/02—Magnesia
- C01F5/06—Magnesia by thermal decomposition of magnesium compounds
- C01F5/08—Magnesia by thermal decomposition of magnesium compounds by calcining magnesium hydroxide
-
- 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
- C01F5/02—Magnesia
- C01F5/06—Magnesia by thermal decomposition of magnesium compounds
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2/00—Lime, magnesia or dolomite
- C04B2/10—Preheating, burning calcining or cooling
- C04B2/102—Preheating, burning calcining or cooling of magnesia, e.g. dead burning
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/03—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite
- C04B35/04—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite based on magnesium oxide
- C04B35/053—Fine ceramics
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/62227—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products obtaining fibres
- C04B35/62231—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products obtaining fibres based on oxide ceramics
- C04B35/62263—Fibres based on magnesium oxide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Paper (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (4)
- 마그네슘과 결정수를 함유한 바늘형 입자가 소성반응으로 섬유형 산화마그네슘으로 변하고 한편 결정수를 함유한 MgCO3.xH2O 구조식으로 표현되는(1≤x≤5)하나 또는 다수의 중성 마그네슘 탄산염들 특히 탄산마그네슘 3수화물을 소성될 재료로 사용하는 것을 특징으로한 섬유형 산화마그네슘 제조방법.
- 제1항에 있어서, 소성될 재료를 건조하고 100℃이하 온도에서 진공탈수하는 것을 특징으로 하는 제조방법.
- 제1항 또는 2항에 있어서, 소성처리를 350 내지 2000℃ 특히 800℃ 내지 1600℃의 온도에서 시행하는 것을 특징으로 하는 제조방법.
- 제1항 내지 3항중 한 항에 있어서, 소정처리에서 소성될 재료를 10℃/분 이하의 속도로 가열하는 것을 특징으로 하는 제조방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ATA682/90 | 1990-03-22 | ||
| AT0068290A AT393677B (de) | 1990-03-22 | 1990-03-22 | Verfahren zur herstellung von faserfoermigem magnesiumoxid |
| PCT/AT1991/000041 WO1991014659A1 (de) | 1990-03-22 | 1991-03-07 | Verfahren zur herstellung von faserförmigem magnesiumoxid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR920701045A true KR920701045A (ko) | 1992-08-11 |
Family
ID=3497042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019910701362A KR920701045A (ko) | 1990-03-22 | 1991-03-07 | 섬유형 산화마그네슘 제조방법 |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0473762A1 (ko) |
| JP (1) | JPH0723216B2 (ko) |
| KR (1) | KR920701045A (ko) |
| AT (1) | AT393677B (ko) |
| AU (1) | AU7546991A (ko) |
| BR (1) | BR9105100A (ko) |
| CA (1) | CA2056992A1 (ko) |
| HU (1) | HUT60223A (ko) |
| WO (1) | WO1991014659A1 (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2418241B1 (de) | 2010-08-12 | 2016-02-17 | Bene_fit Systems GmbH & Co. KG | Magnesiumcarbonathaltiges füllmaterial für verbundmaterialien, dessen herstellung und verwendung |
| JP6284099B2 (ja) * | 2014-03-05 | 2018-02-28 | 国立研究開発法人産業技術総合研究所 | 誘電体用樹脂組成物および高周波誘電体デバイス |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3371993A (en) * | 1964-12-21 | 1968-03-05 | Corning Glass Works | Method of making magnesium oxide fibers |
| JPS6011223A (ja) * | 1983-06-27 | 1985-01-21 | Kyowa Chem Ind Co Ltd | 繊維状酸化マグネシウム及びその製法 |
| JPS63162560A (ja) * | 1986-12-25 | 1988-07-06 | 三菱マテリアル株式会社 | マグネシアウイスカ−で補強された無機質材料 |
-
1990
- 1990-03-22 AT AT0068290A patent/AT393677B/de not_active IP Right Cessation
-
1991
- 1991-03-07 KR KR1019910701362A patent/KR920701045A/ko not_active Application Discontinuation
- 1991-03-07 JP JP3506244A patent/JPH0723216B2/ja not_active Expired - Lifetime
- 1991-03-07 AU AU75469/91A patent/AU7546991A/en not_active Abandoned
- 1991-03-07 BR BR919105100A patent/BR9105100A/pt not_active Application Discontinuation
- 1991-03-07 WO PCT/AT1991/000041 patent/WO1991014659A1/de not_active Application Discontinuation
- 1991-03-07 EP EP91906525A patent/EP0473762A1/de not_active Withdrawn
- 1991-03-07 CA CA002056992A patent/CA2056992A1/en not_active Abandoned
- 1991-03-07 HU HU914085A patent/HUT60223A/hu unknown
Also Published As
| Publication number | Publication date |
|---|---|
| HUT60223A (en) | 1992-08-28 |
| EP0473762A1 (de) | 1992-03-11 |
| ATA68290A (de) | 1991-05-15 |
| JPH0723216B2 (ja) | 1995-03-15 |
| BR9105100A (pt) | 1992-06-02 |
| CA2056992A1 (en) | 1991-09-23 |
| HU914085D0 (en) | 1992-07-28 |
| WO1991014659A1 (de) | 1991-10-03 |
| AT393677B (de) | 1991-11-25 |
| AU7546991A (en) | 1991-10-21 |
| JPH04503797A (ja) | 1992-07-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| E601 | Decision to refuse application |