Research Article
Optical Study on Poly(methyl methacrylate)/Poly(vinyl acetate) Blends
Table 3
Values of the constant
B (c
e
) for different concentrations of PMMA/PVAc blend before and after exposure to UV and filtered radiation for 24 hours.
| PMMA/PVAc | Before exposure to radiation | After exposure to filtered radiation | After exposure to UV radiation |
| (100/0) | 67.5 | 58.5 | 78.8 | (75/25) | 39.7 | 78.4 | 45.5 | (50/50) | 91.6 | 78.7 | 102.6 | (25/75) | 85.8 | 69.5 | 63.2 | (0/100) | 127.3 | 123.2 | 138.5 |
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