AU Biomaterials Design Lab:Protocols/PVOH Crosslinking alcohols acids
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Description
Protocol
- Transfer PVOH and solid acid or alcohol based crosslinker to a 10 mL beaker
- Add a small amount of water (~6 mL / g PVOH)
- Heat to 70°C-80°C and stir until dissolved
- Add 2 drops concentrated mineral acid catalyst
- Stir 10 min
- Pour into a teflon evaporating dish
- Air dry 2 days
- Record mass of formed film
- Heat in oven at 100°C-150°C for 20-120min
- Cool to room temperature and record mass