发明名称 |
Biodegradable shaped products and the method of preparation thereof |
摘要 |
A biodegradable shaped product comprising an expanded high amylose starch product having at least 45% by weight amylose content, said expanded product having a low density, closed cell structure with good resilience and compressibility. Another embodiment provides a biodegradable packaging material comprising an expanded, low density, closed cell starch product, the starch having at least 45% by weight amylose content and the expanded product having a bulk density of less than about 2.0 lb/ft3, a resiliency of at least about 50%, and a compressibility of from about 100 to 800 g/cm2.
|
申请公布号 |
US5043196(A) |
申请公布日期 |
1991.08.27 |
申请号 |
US19890446342 |
申请日期 |
1989.12.05 |
申请人 |
NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORPORATION |
发明人 |
LACOURSE, NORMAN L.;ALTIERI, PAUL A. |
分类号 |
B65D65/46;C08B30/20;C08J9/12;C08L3/00;C08L3/12 |
主分类号 |
B65D65/46 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|