KR20060029130A - 수처리용 응집제인 폴리수산화염화황산알루미늄의 제조방법 - Google Patents
수처리용 응집제인 폴리수산화염화황산알루미늄의 제조방법 Download PDFInfo
- Publication number
- KR20060029130A KR20060029130A KR1020050100060A KR20050100060A KR20060029130A KR 20060029130 A KR20060029130 A KR 20060029130A KR 1020050100060 A KR1020050100060 A KR 1020050100060A KR 20050100060 A KR20050100060 A KR 20050100060A KR 20060029130 A KR20060029130 A KR 20060029130A
- Authority
- KR
- South Korea
- Prior art keywords
- sulfate
- polyaluminum
- aluminum
- water treatment
- flocculant
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- FWFGVMYFCODZRD-UHFFFAOYSA-N oxidanium;hydrogen sulfate Chemical compound O.OS(O)(=O)=O FWFGVMYFCODZRD-UHFFFAOYSA-N 0.000 title abstract description 3
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims abstract description 39
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims abstract description 15
- DWWNOLROCDPCSY-UHFFFAOYSA-N chloro hydroxy sulfate Chemical compound OOS(=O)(=O)OCl DWWNOLROCDPCSY-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000003513 alkali Substances 0.000 claims abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 24
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 21
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 15
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims description 14
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 239000011734 sodium Substances 0.000 claims description 3
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 2
- 239000000347 magnesium hydroxide Substances 0.000 claims description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 2
- FZUJWWOKDIGOKH-UHFFFAOYSA-N sulfuric acid hydrochloride Chemical compound Cl.OS(O)(=O)=O FZUJWWOKDIGOKH-UHFFFAOYSA-N 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 10
- 239000000701 coagulant Substances 0.000 abstract description 6
- 230000009257 reactivity Effects 0.000 abstract description 5
- 239000002585 base Substances 0.000 abstract description 2
- 230000015271 coagulation Effects 0.000 abstract description 2
- 238000005345 coagulation Methods 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000003756 stirring Methods 0.000 description 13
- 239000000047 product Substances 0.000 description 10
- 239000002994 raw material Substances 0.000 description 10
- 239000000243 solution Substances 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 230000032683 aging Effects 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 3
- 238000004220 aggregation Methods 0.000 description 3
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 230000016615 flocculation Effects 0.000 description 3
- 238000005189 flocculation Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 239000000809 air pollutant Substances 0.000 description 2
- 231100001243 air pollutant Toxicity 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- MGQIWUQTCOJGJU-UHFFFAOYSA-N [AlH3].Cl Chemical compound [AlH3].Cl MGQIWUQTCOJGJU-UHFFFAOYSA-N 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- -1 aluminum hydroxy chloro sulfate Chemical compound 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- DKAGJZJALZXOOV-UHFFFAOYSA-N hydrate;hydrochloride Chemical compound O.Cl DKAGJZJALZXOOV-UHFFFAOYSA-N 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 229920000447 polyanionic polymer Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Description
Claims (3)
- 일반식[Al2(OH)aClb(SO4)c]m으로 표시되는(상기에서 a+b+2c=6, 3≤a≤5, 0.9≤b≤2.9, 0.05≤a≤0.5, m<10)통상의 수처리 응집제인 폴리수산화염화황산알루미늄(PAHCS)에 있어서,Al2O3 고형분7~17%인 황산알루미늄 5wt%~20wt% 또는 Al2O3 고형분5~10%인 폴리황산알루미늄(PAS) 5wt%~20wt% 중에서 선택된 어느하나와 Al2O3 고형분11~18%인 폴리염화알루미늄(PAC) 50wt%~87wt% 를 15~50%의 알카리수용액 9wt%~30wt%의 존재하에서 30~60℃ 를 유지하면서 반응시킴을 특징으로하는 수처리용 응집제인 폴리수산화염화황산알루미늄(Polyaluminum hydroxy chloro sulfate, PAHCS)의 제조방법.
- 제1항에 있어서, 폴리황산알루미늄(PAS)은일반식[Al2(OH)n(SO4)3-n/2]m으로서(상기에서 n은 1≤n≥5이며 m은 m<10임)Al2O3의 고형분이 7~17%인 황산알루미늄(AS)과 15~50%의 탄산나트륨(Na2CO3) 수용액 9wt%~30wt%를 반응온도 30~60℃ 에서 30~60분 동안 반응시켜 제조함을 특징으로하는 수처리용 응집제인 폴리수산화염화황산알루미늄(Polyaluminum hydroxy chloro sulfate, PAHCS)의 제조방법.
- 제1항에 있어서, 알카리 수용액은 탄산나트륨(Na2CO3), 수산화나트륨(NaOH) 또는 수산화마그네슘(Mg(OH)2)중에서 선택된 어느 한가지를 사용 함을 특징으로하는 수처리용 응집제인 폴리수산화염화황산알루미늄(Polyaluminum hydroxy chloro sulfate, PAHCS)의 제조방법.
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KR100858633B1 (ko) * | 2006-11-22 | 2008-09-17 | 미주엔비켐 주식회사 | 고염기도 폴리염화알루미늄 제조방법 |
KR100936089B1 (ko) * | 2009-02-02 | 2010-01-12 | 김원태 | 수중 침적된 오니퇴적물로부터 물과 오니를 분리시키기 위한 오니처리방법 및 그에 이용되는 오니처리장치 |
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KR101128864B1 (ko) * | 2009-07-15 | 2012-03-26 | 미주엔비켐 주식회사 | 수 처리용 무기응집제 및 이의 제조방법 |
KR20160098768A (ko) | 2015-02-11 | 2016-08-19 | 주식회사 삼우 | 고염기 폴리염화알루미늄 무기 응집제의 제조방법 |
US12054400B2 (en) | 2014-06-13 | 2024-08-06 | G2O Technologies Llc | Method for making sulfated polyaluminum chloride (PACS) or polyaluminum chloride (PAC) and PACs or PAC made by same |
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KR102016722B1 (ko) | 2018-12-07 | 2019-09-02 | 삼구화학공업 주식회사 | 수처리 효율이 향상된 수처리용 응집제의 제조방법 및 수처리용 응집제 |
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KR950004768B1 (ko) * | 1992-07-25 | 1995-05-10 | 경기화학공업주식회사 | 폴리염화규산알루미늄, 그의 제조방법 및 용도 |
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KR970065433A (ko) * | 1997-07-07 | 1997-10-13 | 염복철 | 수처리제 조성물 및 이를 이용한 수처리 방법 |
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KR100858633B1 (ko) * | 2006-11-22 | 2008-09-17 | 미주엔비켐 주식회사 | 고염기도 폴리염화알루미늄 제조방법 |
KR100936089B1 (ko) * | 2009-02-02 | 2010-01-12 | 김원태 | 수중 침적된 오니퇴적물로부터 물과 오니를 분리시키기 위한 오니처리방법 및 그에 이용되는 오니처리장치 |
KR101128864B1 (ko) * | 2009-07-15 | 2012-03-26 | 미주엔비켐 주식회사 | 수 처리용 무기응집제 및 이의 제조방법 |
KR101101760B1 (ko) * | 2011-11-15 | 2012-01-18 | 태영케미컬 주식회사 | 하수처리장의 총인 제거제용 응집제 및 이의 제조 방법 |
US12054400B2 (en) | 2014-06-13 | 2024-08-06 | G2O Technologies Llc | Method for making sulfated polyaluminum chloride (PACS) or polyaluminum chloride (PAC) and PACs or PAC made by same |
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