Summary
Fourier transform infrared dichroism was used to determine the angle α between the CN transition moment and the chain axis, at 2238 cm-1, of SAN copolymers containing from 9 to 38 % AN units. This angle was found to be 90°.
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Li, W., Prud'homme, R.E. The transition moment angle of the v CN vibration in SAN copolymers. Polymer Bulletin 32, 223–227 (1994). https://doi.org/10.1007/BF00306392
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DOI: https://doi.org/10.1007/BF00306392