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Unformatted text preview: p = extent of reaction = monomer unit mean molar mass 2. The relation between glass transition temperature and number average molecular weight g g n K T T M ==1 1 n x p n o n M M x = n x o M 3. Chain dimensions. a) The contour length of a polymer = nl b) The fully extended endtoend distance of a polymer = nl cos (90  /2) where n = number of backbone bonds of length l and = bond angle c) That for the freely jointed chain model, the root mean squared endtoend distance is given by, Of course you will be expected to recognise and use other equations 1 2 2 1 2 f r n l =...
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This note was uploaded on 02/25/2012 for the course ECO 101 taught by Professor Staff during the Fall '10 term at Texas State.
 Fall '10
 staff

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