| 发明名称 |
ARTICLES THAT INCLUDE A POLYMER FOAM AND METHOD FOR PREPARING SAME |
| 摘要 |
<p>Polymer foam articles having a substantially smooth surface prepared by melt-mixing a polymer composition and a plurality of microspheres, at least one of which is an expandable polymeric microsphere, under process conditions, including temperature and shear rate, selected to form an expandable extrudable composition; and extruding the composition through a die.</p> |
| 申请公布号 |
CA2339005(C) |
申请公布日期 |
2010.01.26 |
| 申请号 |
CA19992339005 |
申请日期 |
1999.07.30 |
| 申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
GEHLSEN, MARK D.;MOMCHILOVICH, BRADLEY S. |
| 分类号 |
C08J9/14;C08J9/32;B29C44/18;B29C44/50;B29C47/00;B29C47/50;B29C70/66;C08L33/00;C09J5/08;C09J127/08;C09J133/00;C09J167/00 |
主分类号 |
C08J9/14 |
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