AU641857B2 - Simultaneous use of water soluble polymers with ozone in cooling water systems - Google Patents
Simultaneous use of water soluble polymers with ozone in cooling water systems Download PDFInfo
- Publication number
- AU641857B2 AU641857B2 AU15054/92A AU1505492A AU641857B2 AU 641857 B2 AU641857 B2 AU 641857B2 AU 15054/92 A AU15054/92 A AU 15054/92A AU 1505492 A AU1505492 A AU 1505492A AU 641857 B2 AU641857 B2 AU 641857B2
- Authority
- AU
- Australia
- Prior art keywords
- polymer
- ozone
- waters
- ppm
- acrylic acid
- 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.)
- Ceased
Links
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 title claims description 120
- 239000000498 cooling water Substances 0.000 title claims description 52
- 229920003169 water-soluble polymer Polymers 0.000 title claims description 7
- 229920000642 polymer Polymers 0.000 claims description 157
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 148
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 73
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 46
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 45
- 239000003112 inhibitor Substances 0.000 claims description 40
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 34
- 229920001577 copolymer Polymers 0.000 claims description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 24
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 21
- 150000003839 salts Chemical class 0.000 claims description 21
- 239000003643 water by type Substances 0.000 claims description 21
- 239000000178 monomer Substances 0.000 claims description 19
- 239000011575 calcium Substances 0.000 claims description 17
- 229920001519 homopolymer Polymers 0.000 claims description 17
- 125000002348 vinylic group Chemical group 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 16
- -1 of an organic Substances 0.000 claims description 16
- 230000003134 recirculating effect Effects 0.000 claims description 16
- 150000002148 esters Chemical class 0.000 claims description 12
- 101150000595 CLMP gene Proteins 0.000 claims description 11
- 101100382322 Drosophila melanogaster Acam gene Proteins 0.000 claims description 11
- 239000002253 acid Substances 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 9
- 238000012546 transfer Methods 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 6
- 230000002906 microbiologic effect Effects 0.000 claims description 5
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 4
- 230000002401 inhibitory effect Effects 0.000 claims description 4
- 239000002455 scale inhibitor Substances 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 2
- 239000008235 industrial water Substances 0.000 claims 3
- 229920003145 methacrylic acid copolymer Polymers 0.000 claims 2
- IRLPACMLTUPBCL-KQYNXXCUSA-N 5'-adenylyl sulfate Chemical compound C1=NC=2C(N)=NC=NC=2N1[C@@H]1O[C@H](COP(O)(=O)OS(O)(=O)=O)[C@@H](O)[C@H]1O IRLPACMLTUPBCL-KQYNXXCUSA-N 0.000 claims 1
- 235000010216 calcium carbonate Nutrition 0.000 description 69
- 229960003563 calcium carbonate Drugs 0.000 description 68
- 238000006385 ozonation reaction Methods 0.000 description 49
- 238000012360 testing method Methods 0.000 description 47
- 230000005764 inhibitory process Effects 0.000 description 25
- 230000000694 effects Effects 0.000 description 22
- XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 description 12
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 12
- 229960005069 calcium Drugs 0.000 description 12
- 229910052791 calcium Inorganic materials 0.000 description 12
- 230000015556 catabolic process Effects 0.000 description 12
- 238000006731 degradation reaction Methods 0.000 description 12
- 239000000243 solution Substances 0.000 description 11
- 238000012216 screening Methods 0.000 description 7
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 238000005227 gel permeation chromatography Methods 0.000 description 6
- 239000011777 magnesium Substances 0.000 description 6
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 6
- 229920002401 polyacrylamide Polymers 0.000 description 6
- SZHQPBJEOCHCKM-UHFFFAOYSA-N 2-phosphonobutane-1,2,4-tricarboxylic acid Chemical compound OC(=O)CCC(P(O)(O)=O)(C(O)=O)CC(O)=O SZHQPBJEOCHCKM-UHFFFAOYSA-N 0.000 description 5
- QZPSOSOOLFHYRR-UHFFFAOYSA-N 3-hydroxypropyl prop-2-enoate Chemical compound OCCCOC(=O)C=C QZPSOSOOLFHYRR-UHFFFAOYSA-N 0.000 description 5
- 229920002125 Sokalan® Polymers 0.000 description 5
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 4
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 4
- 229960002796 polystyrene sulfonate Drugs 0.000 description 4
- 239000011970 polystyrene sulfonate Substances 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- 101100352919 Caenorhabditis elegans ppm-2 gene Proteins 0.000 description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 235000010755 mineral Nutrition 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 238000012667 polymer degradation Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- 239000012085 test solution Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 2
- DBVJJBKOTRCVKF-UHFFFAOYSA-N Etidronic acid Chemical compound OP(=O)(O)C(O)(C)P(O)(O)=O DBVJJBKOTRCVKF-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 235000000177 Indigofera tinctoria Nutrition 0.000 description 2
- ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical class OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 description 2
- 229920002845 Poly(methacrylic acid) Polymers 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 238000004587 chromatography analysis Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 229940097275 indigo Drugs 0.000 description 2
- COHYTHOBJLSHDF-UHFFFAOYSA-N indigo powder Natural products N1C2=CC=CC=C2C(=O)C1=C1C(=O)C2=CC=CC=C2N1 COHYTHOBJLSHDF-UHFFFAOYSA-N 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XFHJDMUEHUHAJW-UHFFFAOYSA-N n-tert-butylprop-2-enamide Chemical compound CC(C)(C)NC(=O)C=C XFHJDMUEHUHAJW-UHFFFAOYSA-N 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 229940088417 precipitated calcium carbonate Drugs 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229920001897 terpolymer Polymers 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- GVNVAWHJIKLAGL-UHFFFAOYSA-N 2-(cyclohexen-1-yl)cyclohexan-1-one Chemical compound O=C1CCCCC1C1=CCCCC1 GVNVAWHJIKLAGL-UHFFFAOYSA-N 0.000 description 1
- ABPJHHHWWYDYFZ-UHFFFAOYSA-N 2-methylidenebutanedioic acid;prop-2-enoic acid Chemical compound OC(=O)C=C.OC(=O)CC(=C)C(O)=O ABPJHHHWWYDYFZ-UHFFFAOYSA-N 0.000 description 1
- RNIHAPSVIGPAFF-UHFFFAOYSA-N Acrylamide-acrylic acid resin Chemical compound NC(=O)C=C.OC(=O)C=C RNIHAPSVIGPAFF-UHFFFAOYSA-N 0.000 description 1
- 101100188555 Arabidopsis thaliana OCT6 gene Proteins 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 101150065749 Churc1 gene Proteins 0.000 description 1
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 102100038239 Protein Churchill Human genes 0.000 description 1
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical class C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- ATMLPEJAVWINOF-UHFFFAOYSA-N acrylic acid acrylic acid Chemical compound OC(=O)C=C.OC(=O)C=C ATMLPEJAVWINOF-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- 125000003368 amide group Chemical group 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 150000007942 carboxylates Chemical group 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000000468 ketone group Chemical group 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 1
- BFOQBMCQGCJJTA-UHFFFAOYSA-N methanesulfonic acid;prop-2-enamide Chemical compound CS(O)(=O)=O.NC(=O)C=C BFOQBMCQGCJJTA-UHFFFAOYSA-N 0.000 description 1
- XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 description 1
- NOEQXGATUUVXRW-UHFFFAOYSA-N n-butan-2-ylprop-2-enamide Chemical compound CCC(C)NC(=O)C=C NOEQXGATUUVXRW-UHFFFAOYSA-N 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- UEZVMMHDMIWARA-UHFFFAOYSA-M phosphonate Chemical compound [O-]P(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-M 0.000 description 1
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 125000001453 quaternary ammonium group Chemical class 0.000 description 1
- 235000002020 sage Nutrition 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 108010080511 serum sodium transport inhibitor Proteins 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- XOAAWQZATWQOTB-UHFFFAOYSA-N taurine Chemical class NCCS(O)(=O)=O XOAAWQZATWQOTB-UHFFFAOYSA-N 0.000 description 1
- KDNYVXLYMQKQHH-UHFFFAOYSA-N trans-communol Natural products OCC1(C)CCCC2(C)C(CC=C(C=C)C)C(=C)CCC21 KDNYVXLYMQKQHH-UHFFFAOYSA-N 0.000 description 1
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 description 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- 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
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
- C02F2103/023—Water in cooling circuits
Landscapes
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Paper (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US706469 | 1991-05-28 | ||
| US07/706,469 US5171451A (en) | 1991-05-28 | 1991-05-28 | Simultaneous use of water soluble polymers with ozone in cooling water systems |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU1505492A AU1505492A (en) | 1992-12-03 |
| AU641857B2 true AU641857B2 (en) | 1993-09-30 |
Family
ID=24837715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU15054/92A Ceased AU641857B2 (en) | 1991-05-28 | 1992-04-22 | Simultaneous use of water soluble polymers with ozone in cooling water systems |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5171451A (cg-RX-API-DMAC7.html) |
| EP (1) | EP0516305B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP3202787B2 (cg-RX-API-DMAC7.html) |
| KR (1) | KR100196966B1 (cg-RX-API-DMAC7.html) |
| AU (1) | AU641857B2 (cg-RX-API-DMAC7.html) |
| BR (1) | BR9202005A (cg-RX-API-DMAC7.html) |
| DE (1) | DE69214517T2 (cg-RX-API-DMAC7.html) |
| ES (1) | ES2095402T3 (cg-RX-API-DMAC7.html) |
| SG (1) | SG44857A1 (cg-RX-API-DMAC7.html) |
| TW (1) | TW222611B (cg-RX-API-DMAC7.html) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5302356A (en) * | 1992-03-04 | 1994-04-12 | Arizona Board Of Reagents Acting On Behalf Of University Of Arizona | Ultrapure water treatment system |
| AU3396993A (en) * | 1992-04-27 | 1993-10-28 | W.R. Grace & Co.-Conn. | Calcium carbonate anti-precipitating agents |
| US5358640A (en) * | 1992-07-20 | 1994-10-25 | Nalco Chemical Company | Method for inhibiting scale formation and/or dispersing iron in reverse osmosis systems |
| ES2115011T3 (es) * | 1993-07-08 | 1998-06-16 | Betzdearborn Inc | Agentes anti-precipitantes para carbonato calcico. |
| US5415783A (en) * | 1993-12-13 | 1995-05-16 | Nalco Chemical Company | Method for using ozone in cooling towers |
| US5603840A (en) * | 1995-05-15 | 1997-02-18 | Nalco Chemical Company | Method of achieving microbiological control in open recirculating cooling water |
| US5662803A (en) * | 1996-04-09 | 1997-09-02 | Nalco Chemical Company | Stabilizers for additives in aqueous systems containing ozone |
| JP3578257B2 (ja) * | 1998-01-13 | 2004-10-20 | 栗田工業株式会社 | ボイラ水処理剤 |
| US6146538A (en) * | 1998-02-23 | 2000-11-14 | United States Filter Corporation | Method of inhibiting scale formation |
| DE10024270A1 (de) * | 2000-05-17 | 2001-11-22 | Creavis Tech & Innovation Gmbh | Antimikrobielle Polymere und Polymerblends aus polymeren Alkylacrylamiden |
| JP2002273478A (ja) * | 2001-03-21 | 2002-09-24 | Jsr Corp | スケール防止方法 |
| US20030111427A1 (en) * | 2001-10-19 | 2003-06-19 | Arch Chemicals, Inc. | Composition for controlling the dissolving rate of solid sanitizers |
| US8454838B2 (en) * | 2011-03-30 | 2013-06-04 | Crystal Lagoons (Curacao) B.V. | Method and system for the sustainable cooling of industrial processes |
| US9329159B2 (en) | 2013-03-08 | 2016-05-03 | Ecolab Usa Inc. | Methods and systems for analyzing a liquid medium |
| WO2017063188A1 (en) * | 2015-10-16 | 2017-04-20 | Ecolab Usa Inc. | Maleic anhydride homopolymer and maleic acid homopolymer and the method for preparing the same, and non-phosphorus corrosion inhibitor and the use thereof |
| KR102477324B1 (ko) * | 2017-05-24 | 2022-12-15 | 비엘 테크놀러지스 인크. | 저탄소 강의 부식 억제를 위한 폴리아크릴레이트 중합체 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4172786A (en) * | 1978-09-29 | 1979-10-30 | Nasa | Ozonation of cooling tower waters |
| US4936987A (en) * | 1983-03-07 | 1990-06-26 | Calgon Corporation | Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers |
| JPS6270586A (ja) * | 1985-09-25 | 1987-04-01 | Kurita Water Ind Ltd | 金属の腐食抑制方法 |
| US4919821A (en) * | 1986-03-21 | 1990-04-24 | Nalco Chemical Company | Modified maleic anhydride polymers and the like for use as scale inhibitors |
| US4997571A (en) * | 1990-01-05 | 1991-03-05 | Mogul Corporation | Method of treating water |
-
1991
- 1991-05-28 US US07/706,469 patent/US5171451A/en not_active Expired - Fee Related
-
1992
- 1992-04-22 TW TW081103175A patent/TW222611B/zh active
- 1992-04-22 AU AU15054/92A patent/AU641857B2/en not_active Ceased
- 1992-05-07 JP JP11443092A patent/JP3202787B2/ja not_active Expired - Fee Related
- 1992-05-11 EP EP92304221A patent/EP0516305B1/en not_active Expired - Lifetime
- 1992-05-11 SG SG1996008851A patent/SG44857A1/en unknown
- 1992-05-11 DE DE69214517T patent/DE69214517T2/de not_active Expired - Fee Related
- 1992-05-11 ES ES92304221T patent/ES2095402T3/es not_active Expired - Lifetime
- 1992-05-26 KR KR1019920008895A patent/KR100196966B1/ko not_active Expired - Fee Related
- 1992-05-27 BR BR929202005A patent/BR9202005A/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AU1505492A (en) | 1992-12-03 |
| DE69214517T2 (de) | 1997-03-06 |
| JP3202787B2 (ja) | 2001-08-27 |
| EP0516305A1 (en) | 1992-12-02 |
| BR9202005A (pt) | 1993-01-12 |
| SG44857A1 (en) | 1997-12-19 |
| JPH05123698A (ja) | 1993-05-21 |
| KR920021451A (ko) | 1992-12-18 |
| KR100196966B1 (ko) | 1999-06-15 |
| ES2095402T3 (es) | 1997-02-16 |
| TW222611B (cg-RX-API-DMAC7.html) | 1994-04-21 |
| EP0516305B1 (en) | 1996-10-16 |
| DE69214517D1 (de) | 1996-11-21 |
| US5171451A (en) | 1992-12-15 |
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| Date | Code | Title | Description |
|---|---|---|---|
| MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |