Optical Study on Poly(methyl methacrylate)/Poly(vinyl acetate) Blends

Table 3

Values of the constant B (c𝐦^−𝟏 e𝐕^𝟏/𝟐) 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