A tobacco smoke filter or filter element comprising a tobacco smoke filtering material (2,3), and an additive selected from glyceryl tripropionate and triethyl citrate, wherein the additive is present in an amount of between 1% and 30 % by weight of the tobacco smoke filtering material.
申请公布号
WO2009037461(A3)
申请公布日期
2009.06.11
申请号
WO2008GB03168
申请日期
2008.09.19
申请人
FILTRONA INTERNATIONAL LIMITED;ANDERSON, JOANNE;TAYLOR, MICHAEL, JOHN
