Page 37 - Plastcs News August 2017

FEATurES
FEATurES

The Optimal Prediction Profiler
Source Nparm DF Sum of Squares F Ratio Prob > F
treatments
he prediction profiler (for example, Southern pine) Fig. 4 The effect of Southern pine and pretreatments with
Tshow that effect of 3 type of treatments after butyl carbitol after weathering for 300 hrs (Prediction Profiler)
weathering test for 300 hrs. only using waterborne acrylic
resin. The performance is not good. (Delta difference color
ΔE=31.85) (as shown in Figure 3). The 10% EV-SB1 mixed
with Butyl Carbitol in the pretreatment and 2% EV-AQ1
in top coat. The performance is better than Blank (Delta
difference color ΔE=10.25) (as shown in Figure 4). The 10%
The Optimal Prediction Profiler
The prediction profiler (for example, Southern pine) show that effect of 3 type of treatments
EV-SB1 mixed with IPA in the pretreatment and 2% EV-AQ1 after
weathering test for 300 hrs. Only using waterborne acrylic resin. The performance is not good.
in top coat. The light fastness of Southern Pine can get
(Delta difference color ΔE=31.85) (as shown in Figure 3). The 10% EV-SB1 mixed with Butyl
Carbitol in the pretreatment and 2% EV-AQ1 in top coat. The performance is better than
the best performance (Delta difference color ΔE=6.55) (as Blank
(Delta difference color ΔE=10.25) (as shown in Figure 4). The 10% EV-SB1 mixed with IPA in
shown in Figure 5). The photos of different type woods
the pretreatment and 2% EV-AQ1 in top coat. The light fastness of Southern Pine can get the
best performance (Delta difference color ΔE=6.55) (as shown in Figure 5). The photos of
after weathering test (as shown in Figure 6 to Figure 10).
different type woods after weathering test (as shown in Figure 6 to Figure 10).

Fig. 5 The effect of Southern pine and pretreatments with IPA after weathering for 300 hrs
(Prediction Profiler)
Fig. 5 The effect of Southern pine and pretreatments with IPA after weathering for 300 hrs
Fig. 5 The effect of Southern pine and pretreatments
(Prediction Profiler)
with IPA after weathering for 300 hrs (Prediction Profiler)

Fig. 3 The effect of Southern pine coated with acrylic resin
Fig. 3 The effect of Southern pine coated with acrylic resin after weathering for 300 hrs
after weathering for 300 hrs (Prediction Profiler)
(Prediction Profiler) ΔE=23.6 ΔE=14.2 ΔE=11
ΔE=11
ΔE=23.6 ΔE=14.2 2% EV-AQ1 in
2% EV-AQ1 in
Blank
top coat
Blank 2% EV-AQ1 in 2% EV-AQ1 in
top coat
top coat top coat
+
+
+
+
10% EV-SB1mixed with
10% EV-SB1mixed with IPA in the pretreatment
Butyl Carbitol in the
pretreatment
10% EV-SB1mixed with 10% EV-SB1mixed with
IPA in the pretreatment
Butyl Carbitol in the
Fig.6 Photo of Douglas fir after weathering test for 300hrs
Fig.6 Photo of Douglas fir after weathering test for 300hrs
pretreatment
Fig.6 Photo of Douglas fir after weathering test for 300hrs
ΔE=27.2 ΔE=25.1 ΔE=23.3
ΔE=27.2 ΔE=25.1 ΔE=23.3
37 Aug ust 2017 | Plastics News