发明名称 Fibrous material for tobacco smoke filter
摘要 This invention relates to a material for tobacco smoke filters. This material comprises cellulose fibers containing amino groups and is obtainable by reacting certain amino compounds with certain reactive cellulose derivatives. Preferably, the filter material of the present invention contains from 70 mu moles to 2 mmoles of amino groups per gram of filter material.
申请公布号 US4372328(A) 申请公布日期 1983.02.08
申请号 US19810265640 申请日期 1981.05.20
申请人 B.A.T. CIGARETTEN-FABRIKEN GMBH 发明人 KAUSCH, ERWIN;TOEDTER, FOLKHARD
分类号 B01D53/46;A24D3/10;A24D3/14;B01D39/18;C08B13/00;C08B15/06;(IPC1-7):A24D3/10 主分类号 B01D53/46
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