KR900001460B1 - 중질 탄산칼슘의 표면처리 방법 - Google Patents
중질 탄산칼슘의 표면처리 방법 Download PDFInfo
- Publication number
- KR900001460B1 KR900001460B1 KR1019870008483A KR870008483A KR900001460B1 KR 900001460 B1 KR900001460 B1 KR 900001460B1 KR 1019870008483 A KR1019870008483 A KR 1019870008483A KR 870008483 A KR870008483 A KR 870008483A KR 900001460 B1 KR900001460 B1 KR 900001460B1
- Authority
- KR
- South Korea
- Prior art keywords
- calcium carbonate
- heavy calcium
- acid
- sodium
- surface treatment
- 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
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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
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/18—Carbonates
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Paper (AREA)
Abstract
Description
Claims (5)
- 반응기에 고형물 농도가 30-75중량%인 중질 탄산칼슘 슬러리를 놓고 여기에 첨가제로서 개질제와 수용성 음이온 고분자 전해질 용액과의 공중합체를 첨가한 다음 20-30℃의 온도에서 300-3,000rpm의 속도로 20-120분간 교반시킴을 특징으로 하는 중질 탄산칼슘의 표면처리방법.
- 제1항에 있어서, 첨가제의 양이 중질 탄산칼슘의 고형물에 대해 0.001-5중량%의 범위인 방법.
- 제1항에 있어서, 첨가제중 개질제와 수용성 음이온 고분자 전해질 용액의 비율이 1 : 0.2-1(무게비)의 범위인 방법.
- 제1항에 있어서, 개질제가 다음으로 이루어진 그룹에서 선택된 방법 : 폴리아크릴산, 스테아르산, 염화아연, 물 유리 또는 실리카졸, 소디움 아세테이크, 폴리스티렌, 폴리아미드, 콜로이드 알루미늄 실리케이트, 이소프로필 티타네이트, 소디움 트리포릴포스페이트, 소디움 포스페이트. 12 하이드레이트, 저분자 폴리아크릴산 소다, 말레산, 로진, 폴리에틸렌옥사이드, 소디움 폴리아크릴레이트, 암모니움 폴리아크릴레이트, 테트라소디움 피로포스페이트, 소디움 폴리메타크릴레이트, 아크릴산-비닐아세테이트 공중합체, 메타크릴산-비닐아세테이트 공중합체, 아크릴산-비닐클로라이드 공중합체, 비닐아세테이트-말레산 공중합체, 말레산-스티렌 공중합체.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019870008483A KR900001460B1 (ko) | 1987-08-01 | 1987-08-01 | 중질 탄산칼슘의 표면처리 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019870008483A KR900001460B1 (ko) | 1987-08-01 | 1987-08-01 | 중질 탄산칼슘의 표면처리 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890003625A KR890003625A (ko) | 1989-04-15 |
KR900001460B1 true KR900001460B1 (ko) | 1990-03-12 |
Family
ID=19263523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019870008483A Expired KR900001460B1 (ko) | 1987-08-01 | 1987-08-01 | 중질 탄산칼슘의 표면처리 방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR900001460B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101466225B1 (ko) * | 2013-04-24 | 2014-12-10 | 한국지질자원연구원 | 방해석의 표면개질화 방법 |
-
1987
- 1987-08-01 KR KR1019870008483A patent/KR900001460B1/ko not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101466225B1 (ko) * | 2013-04-24 | 2014-12-10 | 한국지질자원연구원 | 방해석의 표면개질화 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR890003625A (ko) | 1989-04-15 |
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