| 摘要 |
Disclosed is a polymer blend having excellent clarity and impact strength which is suitable for use in extrusion blow molding processes comprising a) about 50-95 wt % of a polyester having repeat units from at least 95 mol % terephthalic acid, at least 90 mol % ethylene glycol and up to 10 mol % 1,4-cyclohexanedimethanol, the polyester having a weight average molecular weight of 75,000-85,000, b) about 40-4 wt % of recycled scrap polyester having repeat units from at least 90 mol % terephthalic acid and at least 90 mol % ethylene glycol and having a molecular weight of about 40,000-55,000, and c) about 1-10 wt % of a polymeric material containing at least 90 wt % polycarbonate and up to 10 wt % polyethylene terephthalate.
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