发明名称 |
CIGARETTE FILTER CONTAINING MICROCAPSULES |
摘要 |
A tobacco smoke filter comprising a porous substrate having a humectant, such as sodium pyroglutamate, dispersed therein to absorb moisture from the tobacco smoke thereby wet-filtering the tobacco smoke. Also, a tobacco smoke filter comprising a porous substrate having microcapsules dispersed therein. The microcapsules comprise a humectant such as sodium pyroglutamate. The microcapsules further preferably comprise one or more of methylcellulose, chlorophyllin and at least one vegetable oil.
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申请公布号 |
CA2239494(C) |
申请公布日期 |
2000.08.22 |
申请号 |
CA19952239494 |
申请日期 |
1995.12.19 |
申请人 |
LESSER, CRAIG |
发明人 |
LESSER, CRAIG;VON BORSTEL, REID W. |
分类号 |
A24D3/04;A24D3/00;A24D3/06;A24D3/14;(IPC1-7):A24D3/06 |
主分类号 |
A24D3/04 |
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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