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KR890017203A - Ceramic Foam Filter and Process for Manufacturing the Same - Google Patents

Ceramic Foam Filter and Process for Manufacturing the Same Download PDF

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Publication number
KR890017203A
KR890017203A KR1019880006435A KR880006435A KR890017203A KR 890017203 A KR890017203 A KR 890017203A KR 1019880006435 A KR1019880006435 A KR 1019880006435A KR 880006435 A KR880006435 A KR 880006435A KR 890017203 A KR890017203 A KR 890017203A
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KR
South Korea
Prior art keywords
ceramic
foam filter
ceramic foam
foam
silicon carbide
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Application number
KR1019880006435A
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Korean (ko)
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KR960001693B1 (en
Inventor
더블유.브록크마이어 제리
에스.어브레이 레오나드
이.도레 제임스
Original Assignee
에드윈 비드머 클라우스 마이어
스위스 알루미늄 리미티드
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.)
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Publication date
Application filed by 에드윈 비드머 클라우스 마이어, 스위스 알루미늄 리미티드 filed Critical 에드윈 비드머 클라우스 마이어
Priority to KR1019880006435A priority Critical patent/KR960001693B1/en
Publication of KR890017203A publication Critical patent/KR890017203A/en
Application granted granted Critical
Publication of KR960001693B1 publication Critical patent/KR960001693B1/en

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Classifications

    • 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
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Filtering Materials (AREA)

Abstract

내용 없음No content

Description

세라믹 포옴필터와 이의 제조를 위한 공정Ceramic Foam Filter and Process for Manufacturing the Same

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (11)

용융금속을 여과하는데 사용하기 위해, 탄화수소(silicon carbide)와 콜로이드 규산(colloidal silica)을함유하는 세라믹 슬러리(ceramic slurry)로부터 제조되고, 전술한 세라믹 웨브(web)에 의해 포위된 다수의 상호 연결된공간을 가진 개방 셀구조(open cell structure)을 포함하며, 전술한 구조가 적어도 50%의 탄화수소와 적어도 3%의 규산의고형요소(solids content)을 가짐을 특징으로 하는 세라믹 포옴필터(ceramic foam filter).Multiple interconnected spaces made from ceramic slurry containing hydrocarbon carbides and colloidal silica, and surrounded by the ceramic webs described above, for use in filtering molten metals. A ceramic foam filter comprising an open cell structure having a solid cell content of at least 50% hydrocarbons and at least 3% silicic acid. . 제1항에 있어서, 함유된 규산 고형물이 3-15%인 세라믹 포옴필터.The ceramic foam filter according to claim 1, wherein the silicic acid solids contained is 3-15%. 제1항에 있어서, 알루미나를 포함하는 세라믹 포옴필터.The ceramic foam filter of claim 1, comprising alumina. 용융금속을 여과하기 위한 세라믹 포옴필터를 제조하기 위한 공정에 있어서; 그물형 유기 폴리머 포옴을준비하고; 콜로이드 규산결합제(colloida silica binder)와 함께 탄화규소를 포함하는 틱조트로피 세라믹 조성물(thixotropic ceramic composition)의 수성 슬러리로 전술한 포옴을 포화시키고, 전술한 조성물은 적어도 50% 탄화규소와적어도 3%의 규산(silica)의 고형요소를 가지며; 전술한 포화된 폴리머 포옴을 건조시키고 가열하여 그의 유기요소를 제거하고; 높은 온도에서 연소시켜 전술한 세라믹 포옴필터를 제조하도록 하는 공정.A process for producing a ceramic foam filter for filtering molten metal; Preparing a reticulated organic polymer foam; The aforementioned foam is saturated with an aqueous slurry of a thixotropic ceramic composition comprising silicon carbide with a colloidal silica binder, wherein the composition comprises at least 50% silicon carbide and at least 3% silicic acid. (silica) has a solid element; Drying and heating the aforementioned saturated polymer foam to remove its organic elements; A process for producing a ceramic foam filter as described above by burning at a high temperature. 제4항에 있어서, 전술한 규산 고형물요소(silica solids content)가 3-15%인 공정.The process of claim 4 wherein the aforementioned silica solids content is 3-15%. 제4항에 있어서, 전술한 탄화규소가 -100메쉬이하의 입자크기를 가지는 공정.5. The process of claim 4, wherein the silicon carbide described above has a particle size of less than -100 mesh. 제4항에 있어서, 전술한 세라믹 조성물이 알루미나를 포함하는 공정.The process of claim 4, wherein the ceramic composition described above comprises alumina. 제7항에 있어서, 전술한 알루미나가 -325메쉬이하의 입자크기를 가지는 공정.8. The process of claim 7, wherein said alumina has a particle size of less than -325 mesh. 제4항에 있어서, 전술한 슬러리가 10-50%의 물을 포함하는 공정.The process of claim 4 wherein the slurry described above comprises 10-50% water. 제4항에 있어서, 전술한 가열과정이 1250˚F까지의 온도에서 있는 공정.The process of claim 4 wherein the heating process described above is at a temperature of up to 1250 ° F. 제4항에 있어서, 전술한 폴리머 포옴이 적어도 3ppi의 공극크기를 가지는 공정.The process of claim 4 wherein the polymer foam described above has a pore size of at least 3 ppi. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019880006435A 1988-05-31 1988-05-31 Ceramic foam filter and the process for preparing it KR960001693B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019880006435A KR960001693B1 (en) 1988-05-31 1988-05-31 Ceramic foam filter and the process for preparing it

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019880006435A KR960001693B1 (en) 1988-05-31 1988-05-31 Ceramic foam filter and the process for preparing it

Publications (2)

Publication Number Publication Date
KR890017203A true KR890017203A (en) 1989-12-15
KR960001693B1 KR960001693B1 (en) 1996-02-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880006435A KR960001693B1 (en) 1988-05-31 1988-05-31 Ceramic foam filter and the process for preparing it

Country Status (1)

Country Link
KR (1) KR960001693B1 (en)

Also Published As

Publication number Publication date
KR960001693B1 (en) 1996-02-03

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