发明名称 |
CIGARETTE FILTER CAPABLE OF REMOVING HARMFUL SUBSTANCE |
摘要 |
<p>[PROBLEMS] To provide a cigarette filter that does not impair the distinctive flavor of a cigarette and the air permeability of filter while smoking, and at the same time, can more effectively remove harmful substances such as a pyrene that is generated from the cigarette. [MEANS FOR SOLVING PROBLEMS] The cigarette filter comprising a filter fiber bundle body which cigarette smoke passes through; a fine powder with a high surface area ratio that are mixed and scattered in the filter fiber bundle body; and a double-stranded DNA molecule attached to the outer surface of the fine powder with a high surface area ratio, characterized in that harmful substances such as benzo[a]pyrene contained in the cigarette smoke can be removed by intercalation into the double-stranded DNA molecule.</p> |
申请公布号 |
EP1897455(A1) |
申请公布日期 |
2008.03.12 |
申请号 |
EP20050736754 |
申请日期 |
2005.04.28 |
申请人 |
NISSEI BIO CO., LTD.;NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY |
发明人 |
LIU, XIANG DONG;MATSUNAGA, MASAJI;NISHI, NORIO |
分类号 |
A24D3/06 |
主分类号 |
A24D3/06 |
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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