GB1361857A - Scale-inhibiting composition and method - Google Patents
Scale-inhibiting composition and methodInfo
- Publication number
- GB1361857A GB1361857A GB3509571A GB3509571A GB1361857A GB 1361857 A GB1361857 A GB 1361857A GB 3509571 A GB3509571 A GB 3509571A GB 3509571 A GB3509571 A GB 3509571A GB 1361857 A GB1361857 A GB 1361857A
- Authority
- GB
- United Kingdom
- Prior art keywords
- salt
- alkyl
- scale
- water
- composition
- 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
Links
- 230000002401 inhibitory effect Effects 0.000 title 1
- 150000003839 salts Chemical class 0.000 abstract 5
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 abstract 3
- 229910018828 PO3H2 Inorganic materials 0.000 abstract 2
- 150000002148 esters Chemical class 0.000 abstract 2
- 230000005764 inhibitory process Effects 0.000 abstract 2
- 229910052727 yttrium Inorganic materials 0.000 abstract 2
- 229910003202 NH4 Inorganic materials 0.000 abstract 1
- 229920002845 Poly(methacrylic acid) Polymers 0.000 abstract 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract 1
- 229920002125 Sokalan® Polymers 0.000 abstract 1
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract 1
- 150000001342 alkaline earth metals Chemical class 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 230000003115 biocidal effect Effects 0.000 abstract 1
- 239000003139 biocide Substances 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 239000003112 inhibitor Substances 0.000 abstract 1
- 229910052745 lead Inorganic materials 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 150000003009 phosphonic acids Chemical class 0.000 abstract 1
- 239000004584 polyacrylic acid Substances 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 229910052700 potassium Inorganic materials 0.000 abstract 1
- 239000013535 sea water Substances 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 229910052718 tin Inorganic materials 0.000 abstract 1
- 229920003169 water-soluble polymer Polymers 0.000 abstract 1
- 229910052725 zinc Inorganic materials 0.000 abstract 1
Classifications
-
- 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
- C02F5/14—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 phosphorus
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (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)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US6797970A | 1970-08-28 | 1970-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1361857A true GB1361857A (en) | 1974-07-30 |
Family
ID=22079667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3509571A Expired GB1361857A (en) | 1970-08-28 | 1971-07-27 | Scale-inhibiting composition and method |
Country Status (4)
| Country | Link |
|---|---|
| CA (1) | CA952784A (OSRAM) |
| DE (1) | DE2140149A1 (OSRAM) |
| FR (1) | FR2104550A5 (OSRAM) |
| GB (1) | GB1361857A (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE435456B (sv) * | 1976-01-07 | 1984-10-01 | Calgon Corp | Komposition och forfarande for att kontrollera uppbyggnaden av pannsten i gastvettare |
| DE2621606C2 (de) * | 1976-05-14 | 1987-04-16 | Bayer Ag, 5090 Leverkusen | Verwendung von Propan-1,3-diphosphonsäuren für die Wasserkonditionierung |
| PT71647B (en) * | 1979-08-16 | 1982-01-21 | Calgon Corp | Process for preparing a composition for the control of scale and deposits in gas-liquid separation |
-
1971
- 1971-07-27 GB GB3509571A patent/GB1361857A/en not_active Expired
- 1971-07-27 CA CA119,258A patent/CA952784A/en not_active Expired
- 1971-08-11 DE DE19712140149 patent/DE2140149A1/de active Pending
- 1971-08-19 FR FR7130289A patent/FR2104550A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA952784A (en) | 1974-08-13 |
| DE2140149A1 (de) | 1972-03-02 |
| FR2104550A5 (OSRAM) | 1972-04-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| 732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
| 732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
| PCNP | Patent ceased through non-payment of renewal fee |