Resin 188

Resin 188

Technical Specifications У 24.3-24010285-001:2002

Resin 188 is a solution of glyphtal resin in toluene, solvent or xylene, as well as mixure 90:10 by weight of xylene, solvent or toluene. The resin is modified by semidrying oils.

Application: a superior quality shall be used to produce colourless nitrolacquers and white nitro enamels, a first grade shall be used to produce coloured nitrolacquers and enamels.

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  

30

 

100

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

 

50 – 100

 

50 – 100

5 Weight fraction of nonvolatile matter, % 50 ± 2 50 ± 2
6 Solubility Precipitation and splitting shall not be observed

Note: It is possible to produce Resin 188 (as agreed with Customer) by indicating in paragraph “without precursors” (dissolvent – xylene or solvent), accordingly marking – Resin 188 without precursors.