基本信息:
- 专利标题： COEXTRUDED ARTICLES, DIES AND METHODS OF MAKING THE SAME
- 申请号：PCT/IB2019/055182 申请日：2019-06-19
- 公开(公告)号：WO2020003065A1 公开(公告)日：2020-01-02
- 发明人： AUSEN, Ronald W. , KOPECKY, William J.
- 申请人： 3M INNOVATIVE PROPERTIES COMPANY
- 申请人地址： 3M Center Post Office Box 33427 Saint Paul, Minnesota 55133-3427 US
- 专利权人： 3M INNOVATIVE PROPERTIES COMPANY
- 当前专利权人： 3M INNOVATIVE PROPERTIES COMPANY
- 当前专利权人地址： 3M Center Post Office Box 33427 Saint Paul, Minnesota 55133-3427 US
- 代理机构： BAKER, James A., et al.
- 优先权： US62/690,119 20180626
- 主分类号： B29C48/11
- IPC分类号： B29C48/11 ; B29C48/21 ; B32B37/15 ; B29C48/305 ; B29C48/345 ; B29D24/00 ; B32B3/12
摘要：
Coextruded articles comprising first and second layers each having first and second opposed major surfaces and between the first and second layers a series of first walls providing a series of microchannels, and methods for making the same. Embodiment of coextruded articles described herein are useful, for example, in cushioning applications where high levels of compression are desired.
IPC结构图谱:
| B | 作业；运输 |
| --B29 | 塑料的加工；一般处于塑性状态物质的加工 |
| ----B29C | 塑料的成型或连接；塑性状态物质的一般成型；已成型产品的后处理，如修整 |
| ------B29C48/00 | 挤出成型，即挤出成型材料通过模子或喷嘴，模子或喷嘴给出要求的形状；所用的设备 |
| --------B29C48/03 | .在挤出中以受挤压材料的形状为特征的 |
| ----------B29C48/07 | ..平的，如板 |
| ------------B29C48/11 | ...由两个或以上部分或完全封闭腔组成的，如蜂窝状的 |