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Results of Testing the Physical Properties of OSB with Rubinate FC 3390 as the Binder

Property

Unit

Requirement

Result

Modulus of rupture (MOR) - (after preconditioning)

MPa

≥ 17.2 average

46.4 average

≥ 13.8 individual

35.0 individual

Modulus of elasticity (MOE) - (after preconditioning)

MPa

≥ 3 100 average

7 142 average

≥ 2 480 individual

5 775 individual

Internal bond - (after preconditioning)

MPa

≥ 0.345 average

0.557 average

≥ 0.276 individual

0.488 individual

Bond durability - MOR after 2-h boil (tested when wet)

MPa

≥ 8.6 average

22.9 average

≥ 6.9 individual

9.9 individual

Bond durability - MOR after 6 cycles

MPa

≥ 8.6 average

39.3 average

≥ 6.9 individual

33.4 individual

Thickness swell: 24-h soak

%

≤ 25 average

6.8 average

≤ 30 individual

7.6 individual

Linear expansion: oven-dry to saturated

%

≤ 0.40 average

0.17 average

≤ 0.48 individual

0.21 individual

Linear expansion: 50% to 90% relative humidity (RH)

%

≤ 0.20 average

0.05 average

≤ 0.24 individual

0.06 individual
Results of Testing the Creep Properties of OSB with Rubinate FC 3390 as the Binder at 20°C
Property

Unit

Requirement

Result

Cumulative creep

mm

≤ 1.7 average

0.95 average

≤ 2.04 individual

1.08 individual

Secondary creep

mm

≤ 0.4 average

0.14 average

≤ 0.48 individual

0.18 individual

Irrecoverable creep

mm

≤ 1.1 average

0.65 average

≤ 1.32 individual

0.81 individual

Results of Testing the Creep Properties of OSB with Rubinate FC 3390 as the Binder at 30°C

Property

Unit

Requirement

Result

Cumulative creep

mm

≤ 2.2 average

0.86 average

≤ 2.64 individual

0.94 individual

Secondary creep

mm

≤ 0.4 average

0.13 average

≤ 0.48 individual

0.15 individual

Irrecoverable creep

mm

≤ 1.5 average

0.58 average

≤ 1.8 individual

0.67 individual

Results of Testing the Creep Properties of OSB with Rubinate FC 3390 as the Binder at 30°C+

Property

Unit

Requirement

Result

Cumulative creep

%

≤ 35 average

−10 average

≤ 42 individual

−13 individual

Secondary creep

%

≤ 0 average

−7 average

≤ 0 individual

−17 individual

Irrecoverable creep

%

≤ 50 average

−11 average

≤ 60 individual

−17 individual

Results of Testing the MOR of OSB with Rubinate FC 3390 as the Binder

Property

Unit

Requirement

Result

Exposure after 2 h boil (modified)

MPa

≥ 8.6 average

43.4 average

≥ 6.9 individual

36.7 individual

Exposure after 6 cycles

MPa

≥ 8.6 average

39.3 average

≥ 6.9 individual

33.4 individual

At −20°C

MPa

≥ 17.2 average

54.4 average

≥ 13.8 individual

44.2 individual

After fungal exposure − Aspergillus niger vs. Teigh

MPa

≥ 13.8 average

45.5 average

≥ 11.0 individual

36.1 individual

After fungal exposure − Penicillium luteum

MPa

≥ 13.8 average

44.9 average

≥ 11.0 individual

36.1 individual

After soaking in 1% hydrochloric acid

MPa

≥ 7.7 average

29.8 average

≥ 6.2 individual

21.0 individual

After soaking in 1% sodium hydroxide

MPa

≥ 12.0 average

33.5 average

≥ 9.6 individual

30.2 individual

After soaking in water

MPa

≥ 14.6 average

38.9 average

≥ 11.7 individual

33.2 individual

Results of Testing the MOE of OSB with Rubinate FC 3390 as the Binder

Property

Unit

Requirement

Result

Exposure after 2-h boil (modified)

MPa

≥ 1 550 average

6 971 average

≥ 1 240 individual

5 597 individual

Exposure after 6 cycles

MPa

≥ 2 015 average

6 568 average

≥ 1 612 individual

5 458 individual

At −20°C

MPa

≥ 3 100 average

7 880 average

≥ 2 480 individual

6 688 individual

After fungal exposure − Aspergillus niger vs. Teigh

MPa

≥ 2 480 average

7 128 average

≥ 1 984 individual

5 785 individual

After fungal exposure − Penicillium luteum

MPa

≥ 2 480 average

7 336 average

≥ 1 984 individual

6 433 individual

After soaking in 1% hydrochloric acid

MPa

≥ 2 480 average

7 171 average

≥ 1 984 individual

5 914 individual

After soaking in 1% sodium hydroxide

MPa

≥ 2 325 average

5 912 average

≥ 1 860 individual

5 045 individual

After soaking in water

MPa

≥ 2 790 average

6 909 average

≥ 2 232 individual

5 972 individual

Results of Testing the Internal Bond of OSB with Rubinate FC 3390 as the Binder

Property

Unit

Requirement

Result

Exposure after 2-h boil (modified)

MPa

≥ 0.104

0.180

Exposure after 6 cycles

MPa

≥ 0.035

0.097

At −20°C

MPa

≥ 0.345

0.618

After fungal exposure − Aspergillus niger vs. Teigh

MPa

≥ 0.207

0.394

After fungal exposure − Penicillium luteum

MPa

≥ 0.207

0.311

After soaking in 1% hydrochloric acid

MPa

≥ 0.069

0.122

After soaking in 1% sodium hydroxide

MPa

≥ 0.155

0.192

After soaking in water

MPa

≥ 0.224

0.251