发明名称 |
Biodegradable starch-containing blend |
摘要 |
Disclosed is a composition comprising an aliphatic-aromatic copolyester consisting essentially of a dicarboxylic acid component that includes a terephthalic acid component and a linear aliphatic dicarboxylic acid component, a glycol component consisting essentially of a linear aliphatic glycol component and 0 to 4 mole percent based on 100 mole percent total glycol component of a dialkylene glycol component and at least one additional component; starch; water; and polyol plasticizer. Also described are shaped articles such as films which exhibit greater than expected tear strength and methods for preparing the films. |
申请公布号 |
US8409677(B2) |
申请公布日期 |
2013.04.02 |
申请号 |
US201113004155 |
申请日期 |
2011.01.11 |
申请人 |
MORRIS BARRY ALAN;STANCIK EDWARD J;TEASLEY MARK F;E I DU PONT DE NEMOURS AND COMPANY |
发明人 |
MORRIS BARRY ALAN;STANCIK EDWARD J;TEASLEY MARK F |
分类号 |
B29D22/00;B29D23/00;B32B1/08 |
主分类号 |
B29D22/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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