Varnishes for dual-component polyurethane coatings ТЛ «Импульс»
Technical Specifications У 24.3-24010285-003:2007
Varnish «Импульс» ТЛ «Импульс» is a solution of alkyd in organic solvent (xylene). The solution is modified by castor oil and tall oil fatty acids.
Application: it shall be used in formulations of dual-component polyurethane coatings for furniture and wooden surfaces.
Table: Qualitative indices according to Technical Specification ТУ У 24.3-24010285-003:2007
| № | Description | Requirements as to Technical Documentation |
| 1 | Colour (iodimetry scale), mg I2/100 cm3, not darker than | 30 |
| 2 | Appearance | Transparent, some opalescence is allowed |
| 3 | Purity | Varnish coat, applied on glass plate, shall be transparent without any mechanical inclusions and small extrinsic particles |
| 4 | Relative viscosity at temperature /20±0.5/°С (viscosimeter ВЗ-246, nozzle diameter 4 mm), с | 80-150 |
| 5 | Weight fraction of nonvolatile matter, % | 55-60 |
| 6 | Acid value, mg, КОN/g, max. | 15 |
