Jun 13, 2020 · 3.2. Properties of the Cured Films with Different Active Diluents. The effect of different types of active diluent on the cured films was investigated in prepolymer C0, C1, and C3 systems with 20, 40, 60, and 80 wt% active diluents (Table 2), in which represents different active diluents. The C1 exhibited obviously better pencil hardness than that of C3 series, which is due …
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