发明名称 |
Cigarette filter material |
摘要 |
A cigarette filter material is provided which is free from the occurrence of acetic acid odor, even after long-term storage in a hermetically sealed condition, which ensures excellent palatability. This cigarette filter material comprises a fiber assembly composed mainly of cellulose diacetate fibers and, contained therein, 80 to 10,000 ppm of a polyvalent metal salt of an acid selected from among organic and inorganic acids.
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申请公布号 |
US5728462(A) |
申请公布日期 |
1998.03.17 |
申请号 |
US19940357661 |
申请日期 |
1994.12.16 |
申请人 |
DAICEL CHEMICAL INDUSTRIES, LTD. |
发明人 |
ARINO, YURIKO;TANIGUCHI, HIROKI |
分类号 |
A24D3/10;A24D3/12;A24D3/14;A24D3/16;B01D39/18;D01F1/10;D01F2/28;D06M11/155;D06M11/17;D06M11/28;D06M11/56;D06M11/57;D06M11/65;D06M13/184;D06M13/188;(IPC1-7):B32B23/00;A24B15/28;A24D3/06 |
主分类号 |
A24D3/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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