发明名称 |
METHOD FOR EXTRUSION COATING A LIGHTWEIGHT WEB |
摘要 |
The specification discloses a method for extrusion coating a lightweight web. According to the method, a length of a lightweight web (14) along with a length of a carrier web (20) is fed to an extruder (34) with the lightweight web positioned atop the carrier web. A polymer film (12) is then extruded onto the combined lightweight web and carrier web to provide an extrusion-coated lightweight web (10). Thereafter, the extrusion-coated lightweight is separated from the carrier web. Also disclosed are extrusion-coated lightweight webs formed according to the method. |
申请公布号 |
CA2463766(C) |
申请公布日期 |
2008.07.29 |
申请号 |
CA20022463766 |
申请日期 |
2002.10.16 |
申请人 |
INTERNATIONAL PAPER COMPANY |
发明人 |
KNAUF, GARY H. |
分类号 |
B29C47/02;B05D1/26;B05D7/00;B29C47/14;B32B15/08;B32B27/10;B32B27/12;B32B37/15;D04H13/00;D21H23/46 |
主分类号 |
B29C47/02 |
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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