A tobacco smoke filter or filter element including an adsorbent material wherein the adsorbent material is coated by a polymer material in an amount from between 0.4% to 5% w/w based on the weight of the adsorbent material.
申请公布号
WO2008142420(A1)
申请公布日期
2008.11.27
申请号
WO2008GB01762
申请日期
2008.05.23
申请人
FILTRONA INTERNATIONAL LIMITED;MCCORMACK, ANTHONY, DENIS;WARBURTON, ANDREW, JAMES;RYAN, THOMAS, ANTHONY
发明人
MCCORMACK, ANTHONY, DENIS;WARBURTON, ANDREW, JAMES;RYAN, THOMAS, ANTHONY
