Patent ID: 6673403
Filing Date: 2004-01-06
Classification: B29B,B29C,B29L,B32B,B65D,Y02W,Y10T

Abstract:
A gas barrier multi-layer hollow container having a multi-layer wall structure comprising a thermoplastic resin layer laminated on at least one side of a layer formed from polyglycolic acid containing at least 60 wt. % of a repeating unit represented by the following formula (1): and having a melt viscosity, &eegr;*, of 500 to 100,000 PaÂ·s as measured at a temperature of the melting point of the polymer+20Â° C. and a shear rate of 100/sec, a melting point, Tm, of at least 150Â° C., and a melt enthalpy, &Dgr;Hm, of at least 20 J/g,wherein said container is a blow-molded and uniaxially or biaxially stretched product.