Ref

Polymer type

% NV ± 2

Gardner color max

Solvent

Brook field viscosity 25◦c poises

Principal properties and Main applications

2500
T 60

Melamine
formaldehyde

60

1

Isobutanol, Toluene

15-20

Medium reactive butylated type for stoving enamels, paints and varnishes

2000
T 60

Urea
formaldehyde

60

1

Isobutanol,  n-butanol, Toluene

15-20

Acid catalyzed for wood finishes fast curing temperatures