FIELD: chemistry.
SUBSTANCE: invention relates to detergents for removing scales in closed heating systems and can be used to inhibit scaling in circulation water systems. The composition contains oxyethylidene diphosphoric acid, zinc sulphate and thiosemicarbazide, with the following ratio of components in g/l of water: oxyethylidene diphosphoric acid 50-200, zinc sulphate 0.08-0.32 and thiosemicarbazide 0.2-0.8.
EFFECT: compound action composition which provides efficient protection of thermal power equipment from scaling and corrosion.
3 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| DETERGENT FOR REMOVING SCALE FROM HEAT-POWER EQUIPMENT | 1994 |
|
RU2109805C1 |
| COMPOSITION FOR INHIBITING SALT DEPOSITS IN CIRCULATING WATER SUPPLY SYSTEMS | 2000 |
|
RU2173304C1 |
| COMPOSITION FOR INHIBITING SALT DEPOSITION IN CIRCULATING WATER SUPPLY SYSTEMS | 2000 |
|
RU2158714C1 |
| METHOD OF PROTECTION OF WATER-CIRCULATION SYSTEMS AGAINST CORROSION AND SALT DEPOSITS | 2007 |
|
RU2339587C1 |
| COMPOSITIONS FOR INHIBITING SALT FORMATION, CORROSION AND WASHING OF EQUIPMENT IN RECYCLED WATER SUPPLY SYSTEMS | 2001 |
|
RU2212474C2 |
| METHOD OF PREPARING THE COMPOSITION FOR BOILER SCALE DISSOLVING | 1995 |
|
RU2078058C1 |
| COMPOUND AND METHOD FOR REMOVING SCALE FROM HEAT-TRANSFER SURFACES | 2002 |
|
RU2203463C1 |
| MODE OF EVALUATION OF EFFECTIVENESS OF ACTION OF RETARDING AGENT OF CORROSION OF METALS AND THEIR ALLOYS | 2005 |
|
RU2315281C2 |
| SALT DEPOSITION AND CORROSION INHIBITING COMPOSITION AND A METHOD OF PREPARATION THEREOF | 2001 |
|
RU2205157C2 |
| COMPOSITION FOR PREVENTION OF SCALING AND CORROSION | 2006 |
|
RU2327650C1 |
