| 发明名称 | Biodegradable polyester and wrapping films for packaging produced therewith | ||
| 摘要 | This invention relates to a biodegradable polyester which is particularly suitable for use for the manufacture of wrapping films for packaging, comprising units deriving from at least one diacid and at least one diol, characterized by a high static friction coefficient in comparison with conventional biodegradable polyesters. A further object of this invention is a wrapping film comprising the said biodegradable polyester. | ||
| 申请公布号 | US9012573(B2) | 申请公布日期 | 2015.04.21 |
| 申请号 | US201113881880 | 申请日期 | 2011.10.27 |
| 申请人 | Novamont S.p.A. | 发明人 | Bastioli Catia;Facco Stefano;Ponti Roberto;Rallis Angelos |
| 分类号 | C08L67/02;C08G63/183;C08G63/16;C08J5/18 | 主分类号 | C08L67/02 |
| 代理机构 | Novak Druce Connolly Bove + Quigg LLP | 代理人 | Novak Druce Connolly Bove + Quigg LLP |
| 主权项 | 1. Biodegradable polyester suitable for use for the manufacture of wrapping films, said polyester having melt strength of 1-3.5 g and comprising units deriving from at least one diacid and at least one diol and having: Mn≧40000 Mw/q≦90000, wherein “q”=weight percentage of polyester oligomers having molecular weight by GPC≦10000, a film of said polyester having a static friction coefficient of more than 10. | ||
| 地址 | Novara IT | ||