KR100931157B1 - 마그네시아-크롬질 내화벽돌 함침용 수지용액 및 이를이용한 진공함침 마그네시아-크롬질 내화벽돌의 제조방법 - Google Patents
마그네시아-크롬질 내화벽돌 함침용 수지용액 및 이를이용한 진공함침 마그네시아-크롬질 내화벽돌의 제조방법 Download PDFInfo
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- KR100931157B1 KR100931157B1 KR1020030046494A KR20030046494A KR100931157B1 KR 100931157 B1 KR100931157 B1 KR 100931157B1 KR 1020030046494 A KR1020030046494 A KR 1020030046494A KR 20030046494 A KR20030046494 A KR 20030046494A KR 100931157 B1 KR100931157 B1 KR 100931157B1
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- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
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- 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
- C04B35/043—Refractories from grain sized mixtures
- C04B35/047—Refractories from grain sized mixtures containing chromium oxide or chrome ore
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
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- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/4505—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements characterised by the method of application
- C04B41/4515—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements characterised by the method of application application under vacuum or reduced pressure
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- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/85—Coating or impregnation with inorganic materials
- C04B41/88—Metals
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3241—Chromium oxides, chromates, or oxide-forming salts thereof
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- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
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- Inorganic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
Description
카본분말 (중량%) | 페놀수지 (중량%) | 산화방지제(중량부) | 진공도 (기압) | 함침시간(분) | 침식지수 | 침윤지수 | 스폴링지수 | ||||
Al | Al-Mg | 붕산 | |||||||||
종래예 | - | - | - | - | - | - | - | 100 | 100 | 100 | |
비교예 | 1 | 5 | 95 | - | - | 2 | 0.5 | 3 | 101 | 99 | 100 |
2 | 40 | 60 | - | - | 4 | 0.4 | 5 | 99 | 100 | 100 | |
3 | 20 | 80 | - | - | - | 0.5 | 4 | 100 | 98 | 100 | |
4 | 20 | 80 | 3 | - | 3 | 0.5 | 4 | 85 | 75 | 80 | |
5 | 15 | 85 | 1 | - | 2 | 0.8 | 5 | 100 | 100 | 100 | |
6 | 15 | 85 | 1 | - | 2 | 0.1 | 3 | 90 | 80 | 80 | |
7 | 15 | 85 | 1 | - | 2 | 0.5 | 0.5 | 99 | 99 | 100 | |
8 | 15 | 85 | 1 | - | 2 | 0.5 | 10 | 87 | 78 | 80 | |
발명예 | 1 | 20 | 80 | - | - | 3 | 0.5 | 4 | 86 | 74 | 75 |
2 | 20 | 80 | - | 1.5 | 2 | 0.5 | 4 | 84 | 76 | 80 | |
3 | 20 | 80 | 1.5 | - | 2 | 0.5 | 4 | 85 | 77 | 80 |
Claims (3)
- 카본 분말: 10~30중량%, 페놀 수지: 70~90중량%를 포함하여 이루어진 수지용액 100중량부에, Al, Si, Mg, Al-Mg, Fe, 질산 마그네슘, 질산 알루미늄, 붕산으로 이루어진 그룹 중에서 선택된 1종 이상: 2~5중량부를 첨가하는 것을 특징으로 하는 마그네시아-크롬질 내화벽돌 함침용 수지용액.
- 카본 분말: 10~30중량%, 페놀 수지: 70~90중량%를 포함하여 이루어진 수지용액 100중량부에, Al, Si, Mg, Al-Mg, Fe, 질산 마그네슘, 질산 알루미늄, 붕산으로 이루어진 그룹 중에서 선택된 1종 이상: 2~5중량부가 첨가된 수지용액에 마그네시아-크롬질 내화벽돌을 담근후 진공처리하는 것을 포함하여 이루어지는 진공함침 마그네시아-크롬질 내화벽돌의 제조방법.
- 제 2항에 있어서, 상기 진공처리는 0.2~0.7기압의 진공도에서 1~5분동안 유지되는 것임을 특징으로 하는 진공함침 마그네시아-크롬질 내화벽돌의 제조방법.
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KR1020030046494A KR100931157B1 (ko) | 2003-07-09 | 2003-07-09 | 마그네시아-크롬질 내화벽돌 함침용 수지용액 및 이를이용한 진공함침 마그네시아-크롬질 내화벽돌의 제조방법 |
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KR1020030046494A KR100931157B1 (ko) | 2003-07-09 | 2003-07-09 | 마그네시아-크롬질 내화벽돌 함침용 수지용액 및 이를이용한 진공함침 마그네시아-크롬질 내화벽돌의 제조방법 |
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KR20050006617A KR20050006617A (ko) | 2005-01-17 |
KR100931157B1 true KR100931157B1 (ko) | 2009-12-10 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20160079239A (ko) | 2014-12-26 | 2016-07-06 | 주식회사 포스코 | 망간 함유 합금강 생산 설비용 내화물 및 이의 제조 방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980052568A (ko) * | 1996-12-24 | 1998-09-25 | 서상기 | 전기로 탭홀용 마그네시아-카본질 벽돌 |
KR20000041151A (ko) * | 1998-12-21 | 2000-07-15 | 신승근 | 마그네시아-알루미나-탄화규소-카본계 내화물 및그 제조방법 |
KR100308402B1 (ko) * | 1999-03-17 | 2001-09-24 | 한종웅 | 고온 접착강도를 갖는 보수 또는 접합용 내화재 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19980052568A (ko) * | 1996-12-24 | 1998-09-25 | 서상기 | 전기로 탭홀용 마그네시아-카본질 벽돌 |
KR20000041151A (ko) * | 1998-12-21 | 2000-07-15 | 신승근 | 마그네시아-알루미나-탄화규소-카본계 내화물 및그 제조방법 |
KR100308402B1 (ko) * | 1999-03-17 | 2001-09-24 | 한종웅 | 고온 접착강도를 갖는 보수 또는 접합용 내화재 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20160079239A (ko) | 2014-12-26 | 2016-07-06 | 주식회사 포스코 | 망간 함유 합금강 생산 설비용 내화물 및 이의 제조 방법 |
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