ProductsSYNTHETIC RESINSMelamine-formaldehyde resinsK-421-02

Melamine-formaldehyde resin К-421-02 is a solution of butanolized product of melamine, formaldehyde, and butanol condensation in different solvents.

Specification

Appearance

Transparent resin, slight opalescence is possible

Purity

Pouring of resin on the glass must be clear

Colour by iodometric scale,

0,5 max.

Viscosity by ВЗ-4 at 20°С, sec.

40 - 55

Non-volatile matters mass fraction, %

48 - 52

Compatibility of resin with xylene 1:1 ratio

Full

Hydrocarbon compatibility ml/g In range of

7:1 ÷ 15:1

Free formaldehyde content,%

3,0 max.

Acid value, mg КОН/g of resin

1,0 max.

Resin compound drying with ФК-42 В At 110÷120 °С up to 3 degree, minutes

45 max.

Density, 20°C

0,98 g/cm³

Solubility

Soluble in xylene, toluene, simple and compound esters, high-molecular alcohols

 

К-421-02 Melamine-formaldehyde resin is used as a semi-finished material for fabrication of putties and enamels с with a good decorative and protective properties, while having a high weather, light, and thermal resistance.

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