发明名称 |
WATER VAPOUR BARRIER PAPER |
摘要 |
Cold-sealable paper (I) comprising a paper support printed on the front and with a sealable layer on the back, also has a water vapour barrier layer on the front and/or the back, comprising a mixture of acrylic polymers (emulsion type) with an acid number of 30-65 plus at least 5 wt% of wax. - Independent claims are also included for - (1) heat-sealable paper (II) printed on the front, with a heat-sealable layer on the back and a water vapour barrier layer as above - (2) paper for confectionery, comprising a twistable paper support with printing on the front and a water vapour barrier as above directly on the print |
申请公布号 |
CA2542488(A1) |
申请公布日期 |
2005.04.28 |
申请号 |
CA20042542488 |
申请日期 |
2004.10.13 |
申请人 |
AHLSTROM CORPORATION;AHLSTROM LABELPACK;AHLSTROM RESEARCH AND SERVICES |
发明人 |
MATHEVET, FRANCOIS;SANTARELLA, JEAN-MICHEL;CARTIER, NOEL;MARY, PIERRE |
分类号 |
B41M7/00;B41M5/00;B41M5/50;B65D65/40;B65D85/60;D21H19/14;D21H19/20;D21H19/80;D21H27/10 |
主分类号 |
B41M7/00 |
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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