发明名称 DUNNAGE CONVERSION WITH YIELD-ENHANCED PAPER
摘要 A method of converting a sheet stock material into a relatively less dense dunnage product includes the step of supplying the sheet stock material to a conversion mechanism for converting the sheet stock material into the dunnage product by permanently deforming the sheet stock material into a nonplanar configuration to provide the dunnage product with a density less than the density of the stock material from which it is formed. The sheet stock material comprises one or more plies of paper having a caliper no less than about 3.5 points (about 0.089 millimeter) or a bulk caliper no less than about 3.4 points (about 0.086 millimeter) for a basis weight no greater than about 32 pounds (about 86 grams per square meter) and when a moisture content is no greater than about 10%.
申请公布号 WO2010006165(A2) 申请公布日期 2010.01.14
申请号 WO2009US50097 申请日期 2009.07.09
申请人 RANPAK CORP.;CARLSON, DANIEL, L. 发明人 CARLSON, DANIEL, L.
分类号 B31D5/00 主分类号 B31D5/00
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