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2. U.S. Patents (assigned to The Goodyear Tire & Rubber Company) 4,165,420 (1979) and 4,876,326 (1989).
3. Amoco Chemical Company GTSR-111, February 1994.
4. U.S. Patents (assigned to The Goodyear Tire & Rubber Company) 4,205,157 (1980) and 4,238,593 (1980).
5. Modelling of solid state polycondensation of poly(ethylene terephthalate)