Particleboard |
1 |
0.22–0.32% |
2% suspension |
Mechanical properties (Internal Bond, Modulus of Rupture, Modulus of Elasticity) |
Negative |
|
Wet properties (Thickness swelling, Water absorption) |
Negative |
Formaldehyde content |
Positive |
3 |
0.22–0.32% |
2% suspension |
Mechanical properties (Internal Bond, Modulus of Rupture, Modulus of Elasticity) |
Positive |
|
Wet properties (Thickness swelling, Water absorption) |
Neutral |
Formaldehyde content |
Neutral |
2 |
0.25–1.00% |
10% paste |
Mechanical properties (Internal Bond, Modulus of Rupture, Modulus of Elasticity) |
Positive |
Allows reduction in resin, maintaining board properties |
Wet properties (Thickness swelling, Water absorption) |
Neutral |
Formaldehyde content |
Neutral |
3 |
0.01–0.03% |
2% suspension |
Mechanical properties (Internal Bond, Modulus of Rupture, Modulus of Elasticity) |
Positive |
Allows reduction in resin, maintaining board properties |
Wet properties (Thickness swelling, Water absorption) |
Positive |
Formaldehyde content |
Positive |
Waferboard |
2 |
0.25–1.00% |
10% paste |
Mechanical properties (Internal Bond, Modulus of Rupture, Modulus of Elasticity) |
Positive |
Allows reduction in resin, maintaining board properties |
Wet properties (Thickness swelling, Water absorption) |
Neutral |
Formaldehyde content |
Neutral |
Plywood |
1 |
0.22% |
2% suspension |
Shear strength |
Positive |
|
Wood failure |
Neutral |
2 |
0.23–0.68% |
10% paste |
Shear strength |
Neutral |
Can substitute conventional thickeners, maintaining board properties |
Wood failure |
Neutral |