KR870000541B1 - 변성황산칼륨중의 미량의 염소분의 감소 처리방법 - Google Patents
변성황산칼륨중의 미량의 염소분의 감소 처리방법 Download PDFInfo
- Publication number
- KR870000541B1 KR870000541B1 KR8200064A KR820000064A KR870000541B1 KR 870000541 B1 KR870000541 B1 KR 870000541B1 KR 8200064 A KR8200064 A KR 8200064A KR 820000064 A KR820000064 A KR 820000064A KR 870000541 B1 KR870000541 B1 KR 870000541B1
- Authority
- KR
- South Korea
- Prior art keywords
- sulfuric acid
- chlorine
- potassium sulfate
- potassium
- mesh
- Prior art date
Links
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 title claims description 63
- 238000000034 method Methods 0.000 title claims description 28
- 229910052939 potassium sulfate Inorganic materials 0.000 title claims description 24
- 235000011151 potassium sulphates Nutrition 0.000 title claims description 24
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 154
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 58
- 239000000460 chlorine Substances 0.000 claims description 58
- 229910052801 chlorine Inorganic materials 0.000 claims description 58
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 239000001103 potassium chloride Substances 0.000 claims description 22
- 235000011164 potassium chloride Nutrition 0.000 claims description 22
- 238000002156 mixing Methods 0.000 claims description 19
- 238000007873 sieving Methods 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000010298 pulverizing process Methods 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 7
- CHKVPAROMQMJNQ-UHFFFAOYSA-M potassium bisulfate Chemical compound [K+].OS([O-])(=O)=O CHKVPAROMQMJNQ-UHFFFAOYSA-M 0.000 claims description 5
- 229910000343 potassium bisulfate Inorganic materials 0.000 claims description 5
- 238000001354 calcination Methods 0.000 claims description 3
- 239000001120 potassium sulphate Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims 1
- 238000010304 firing Methods 0.000 description 25
- 239000000047 product Substances 0.000 description 16
- 238000006243 chemical reaction Methods 0.000 description 12
- 230000000052 comparative effect Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000000227 grinding Methods 0.000 description 8
- 239000002994 raw material Substances 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 4
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- -1 at least 1 mol Chemical compound 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical class [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- ZRVNHXQGRJLLIT-UHFFFAOYSA-L dipotassium hydrogen sulfate Chemical class [K+].[K+].OS([O-])(=O)=O.OS([O-])(=O)=O ZRVNHXQGRJLLIT-UHFFFAOYSA-L 0.000 description 1
- VFNGKCDDZUSWLR-UHFFFAOYSA-N disulfuric acid Chemical compound OS(=O)(=O)OS(O)(=O)=O VFNGKCDDZUSWLR-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- YALHCTUQSQRCSX-UHFFFAOYSA-N sulfane sulfuric acid Chemical compound S.OS(O)(=O)=O YALHCTUQSQRCSX-UHFFFAOYSA-N 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
- C01D1/28—Purification; Separation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
- C01D5/02—Preparation of sulfates from alkali metal salts and sulfuric acid or bisulfates; Preparation of bisulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
- C01D5/16—Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
Description
Claims (4)
- 염화칼륨을 황산 또는 산성황산칼륨과 건식으로 혼합가열하여 수득된 미량의 염소분을 함유하는 변성황산칼륨을 체질하지 않거나 60메시 내지 100메시(타일러)의 체로 체질한 불통과 부분을 모두 분쇄하여 60메시에 통과 되도록 하고, 상기의 피분쇄물을 300℃ 내지 500℃에서 5분 내지 1시간 소성하는 것을 특징으로 하는, 변성황산칼륨중의 미량의 염소분의 감소처리 방법.
- 염화칼륨을 황산 또는 산성황산칼륨과 건식으로 혼합가열하여 수득된 미량의 염소분을 함유하는 변성황산칼륨을 체질하지 않거나 60메시 내지 100메시(타일러)의 체로 체질한 불통과 부분을 모두 분쇄하여 ㉯60메시에 통과되도록 하고, 상기의 피분쇄물에 대하여, ㉮ 3내지 18중량%의 수분과 상기의 피분쇄물중의 염소분에 대하여, 상기의 피분쇄물중의 황산분과 새로 첨가하는 황산분과의 합계가 0.96 내지 1.00몰 당량이 되도록 상기 ㉮+㉯로 이루어진 희황산을 첨가 혼합하여, 300℃ 내지 500℃에서 5분 내지 1시간 소성하는 것을 특징으로 하는 변성황산칼륨 중의 미량의 염소분의 감소처리방법.
- 염화칼륨을 황산 또는 산성황산칼륨과 건식으로 혼합가열하여 수득된 미량의 염소분을 함유하는 변성황산칼륨을 체질하지 않거나 60메시 내지 100메시(타일러)이 체로 체질한 불통과 부분을 모두 분쇄하여 60메시에 통과되게 하고 상기 피분쇄물에 대하여, 3 내지 20중량%의 물을 첨가 혼합하여, 300℃ 내지 500℃에서 5분 내지 1시간 소성하는 것을 특징으로 하는, 변성황산칼륨중의 미량의 염소분의 감소처리방법.
- 상기(3)에 있어서, 피분쇄물에 대하여 5 내지 15중량%의 물을 첨가 혼합하는 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56-92015 | 1981-06-15 | ||
JP56092015A JPS57205315A (en) | 1981-06-15 | 1981-06-15 | Reducting method for amount of chlorine contained in modified potassium sulfate by very small amount |
JP92015 | 1983-05-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR830008925A KR830008925A (ko) | 1983-12-16 |
KR870000541B1 true KR870000541B1 (ko) | 1987-03-18 |
Family
ID=14042688
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR8200064A KR870000541B1 (ko) | 1981-06-15 | 1982-01-09 | 변성황산칼륨중의 미량의 염소분의 감소 처리방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US4420468A (ko) |
JP (1) | JPS57205315A (ko) |
KR (1) | KR870000541B1 (ko) |
CA (1) | CA1177223A (ko) |
ES (1) | ES508412A0 (ko) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6299663B1 (en) | 1996-04-19 | 2001-10-09 | Airborne Industrial Minerals Inc. | Granulation method and apparatus therefor |
US6767528B2 (en) * | 1997-07-01 | 2004-07-27 | John E. Stauffer | Manufacture of hydrogen chloride from salt and sulfuric acid |
US6331193B1 (en) | 1998-04-17 | 2001-12-18 | Airborne Industrial Minerals Inc. | Wet granulation method generating sulfur granules |
US6132484A (en) * | 1998-04-17 | 2000-10-17 | Airborne Industrial Minerals Inc. | Wet granulation method for generating fertilizer granules |
US6454979B1 (en) | 1998-04-17 | 2002-09-24 | Airborne Industrial Minerals Inc. | Wet granulation method for generating granules |
US6293985B1 (en) | 1998-04-17 | 2001-09-25 | Airborne Industrial Minerals | Fertilizer granulation method |
US6692716B1 (en) | 1998-10-13 | 2004-02-17 | Airborne Industrial Minerals, Inc. | Method of formulating alkali earth salts |
US6106796A (en) * | 1998-10-13 | 2000-08-22 | Airborne Technologies Inc. | Method of ammonium sulfate purification |
AU773866B2 (en) | 1999-05-05 | 2004-06-10 | Agronomic Growth Industries Ltd. | Compost granulation method |
US6334990B1 (en) | 1999-10-21 | 2002-01-01 | Airborne Industrial Minerals Inc. | Formulation of potassium sulfate, sodium carbonate and sodium bicarbonate from potash brine |
KR20000017753A (ko) * | 1999-10-28 | 2000-04-06 | 김용겸 | 고형화방지제에 의한 유해성이 저감되는 염화칼륨의고형화방지방법 |
US6375824B1 (en) | 2001-01-16 | 2002-04-23 | Airborne Industrial Minerals Inc. | Process for producing potassium hydroxide and potassium sulfate from sodium sulfate |
EP2188211A1 (en) * | 2007-07-25 | 2010-05-26 | F.P.C. Enterprise (2008) LTD | Chemical process to produce hydrogen chloride and chloride-free compound potassium sulfate fertilizers or other metal sulfates |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB190202856A (en) * | 1902-02-04 | 1902-12-11 | K Oehler | Improvements relating to the Manufacture of Sodium Sulphate and Hydrochloric Acid |
US1389861A (en) * | 1919-12-20 | 1921-09-06 | Thann Fab Prod Chem | Manufacture of potassium sulfate |
US3006726A (en) * | 1959-01-26 | 1961-10-31 | Morton Chemical Co | Process for upgrading crude alkali metal sulfates |
JPS5617921A (en) * | 1979-07-19 | 1981-02-20 | Chisso Corp | Manufacture of potassium sulfate |
-
1981
- 1981-06-15 JP JP56092015A patent/JPS57205315A/ja active Granted
- 1981-12-29 ES ES508412A patent/ES508412A0/es active Granted
- 1981-12-31 CA CA000393487A patent/CA1177223A/en not_active Expired
-
1982
- 1982-01-09 KR KR8200064A patent/KR870000541B1/ko active
- 1982-01-29 US US06/344,011 patent/US4420468A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US4420468A (en) | 1983-12-13 |
CA1177223A (en) | 1984-11-06 |
ES8305280A1 (es) | 1983-04-01 |
JPH0134928B2 (ko) | 1989-07-21 |
JPS57205315A (en) | 1982-12-16 |
ES508412A0 (es) | 1983-04-01 |
KR830008925A (ko) | 1983-12-16 |
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