Table 1 Technical information of PF from supplier
From: Bonding strength of benuang and duabanga glulams using their barks as phenol formaldehyde-filler
Parameter | Unit | Specification |
|---|---|---|
pH (meter/25 °C) | – | 12.35 |
Viscosity (25 °C) | Poise | 2.00 |
Gelation time (135 °C) | Minute | 12′33″ |
Resin content (135 °C) | % | 43.1 |
Specific gravity (25 °C/4 °C) | – | 1.2 |