Phenol Formaldehyde Resol Resin for Plywood
CAS Number: 9003-35-4
Phenol formaldehyde (PF) resol resin for plywood and structural wood panel production offers superior waterproofing, bond strength, and durability compared to UF resins. It meets WBP (Weather and Boil Proof) and exterior grade bonding standards. Used as face glue, core glue, and impregnating resin in structural plywood and marine-grade panels.
Technical Specifications
| pH | 11.0–13.0 |
| appearance | Dark brown to black liquid |
| free phenol | ≤0.3% |
| solid content | 40–55% |
| gel time (100°C) | 45–90 min |
| viscosity (25°C) | 200–800 mPa·s |
Applications
- Exterior grade plywood face and core gluing
- Marine grade and WBP plywood production
- Structural LVL and OSB manufacturing
- Impregnation resin for densified wood panels
- Brake liner and friction material binder
Key Features
- WBP performance for exterior and marine applications
- Superior moisture and heat resistance vs. UF resins
- Long pot life for large panel press operations
- Low free phenol content for improved safety
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CAS Number
9003-35-4
Category
Wood / Furniture CoatingsAvailability
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