Penta Phthalic Varnish ПФ-035

Technical Specifications У 24.3-24010285-001:2002


Penta Phthalic Varnish ПФ-035 is a solution of penta phthalic resin in solvent or xylene. The resin is modified by distilled tall oil.

Application: it shall be used in the formulations of fast-drying enamels to paint devices and equipment, fast-drying priming coats.


Table: Qualitative indices according to Technical Specification У 24.3-24010285-001:2002

Description Requirements as to Technical Documentation
superior quality first quality
1 Colour (iodimetry scale), mg I2/100 cm3, not darker than 50 160
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 Individual mechanical inclusions are allowed
4 Relative viscosity at temperature /20±0.5/°С (viscosimeter ВЗ-246, nozzle diameter 4 mm), с 100 – 200 100 – 200
5 Weight fraction of nonvolatile matter, % 52 ± 2 52 ± 2
6 Acid value, mg, КОN/g, max. 10 15
7 Hardness of varnish film as to pendulum ТМЛ (type А), standard units, min. 0,25 0,20
8 Drying time to the point of 3,  hours, max. at temperature (20±2) °С 6 6