发明名称 |
Spunbonded heat seal material |
摘要 |
A method of forming a two-phase infusion sheet material, the method comprising extruding a first layer of a thermoplastic polymer having a first melting point; overlaying a second layer extruded from a thermoplastic polymer having a second melting point; wherein said first melting point is greater than said second melting point; and joining the first and second layers to form a two-phase material; wherein the first and second layers are joined by calendering. |
申请公布号 |
EP2264236(A1) |
申请公布日期 |
2010.12.22 |
申请号 |
EP20100179768 |
申请日期 |
2001.06.12 |
申请人 |
AHLSTROM WINDSOR LOCKS LLC |
发明人 |
VIAZMENSKY, HELEN;ALLEN, JOHN M.;GIOVANNONI, RICHARD T. |
分类号 |
B65D65/02;D04H1/00;B32B5/06;B32B5/26;B32B7/10;B32B37/00;B32B37/15;B65B29/02;B65D81/00;D04H3/10;D04H3/16;D04H13/00;D21H27/08 |
主分类号 |
B65D65/02 |
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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