A filter for a smoking article comprises a monolith. The monolith is produced forming particles of a partially cured resin into a dough, shaping the dough to produce a monolith, sintering the particles, carbonising and activating the sintered monolith, and incorporating the monolith into a smoking article filter.
申请公布号
WO2012168699(A1)
申请公布日期
2012.12.13
申请号
WO2012GB51257
申请日期
2012.06.01
申请人
BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED;BRANTON, PETER;DUKE, MARTIN;TENNISON, STEPHEN;WINTER, DINAH
