Page 671 - Handbook of Thermal Analysis of Construction Materials
P. 671
Section 2.0 - Paints 639
small decrease observed at higher temperatures between 30 and 45 minutes
was attributed to a film softening (polymer approaching T ). They concluded
g
that the TFA technique can be used to provide a rapid empirical assessment
of cure rates at different temperatures and to estimate the T of the coating
g
at different times.
Figure 3. Comparison of the viscosity-time profiles of drying films of an emulsion paint
and a gloss paint. (Reprinted with permission.) [13]
Figure 4. The build up of scratch resistance for fast and slow strokes, seen with a drying
film of a gloss paint. (Reprinted with permission.) [13]
