| 摘要 |
<p>A new article of manufacture in the form of a hollow, shaped, blow molded article formed of a composition comprising a copolyamide of hexamethylene terephthalamide and hexamethylene isophthalamide, the ratio of terephthalic acid to isophthalic acid used in forming the copolyamide being between about 1.0 to about 1.9. Such article may be formed from a precursor in the form of a hollow, shaped, tubular preform formed of such copolymate composition.</p> |
