<p>A composite structure comprising at least one core layer comprising polyethylene terephthalate and at least one outer layer on each side of the core layer, comprising polyethylene terephthalate and about 10 to about 60 percent glass flake, based on the weight of the outer layer, provides thermoformed articles with good high temperature stiffness and good surface properties.</p>
申请公布号
DE68917993(T2)
申请公布日期
1995.02.16
申请号
DE1989617993T
申请日期
1989.06.01
申请人
E.I. DU PONT DE NEMOURS & CO., WILMINGTON, DEL., US
发明人
DEYRUP, EDWARD JOHNSON, NORTHEAST MARYLAND 21901, US
