| 发明名称 |
TOBACCO-DERIVED FILTER ELEMENT |
| 摘要 |
A filter material adapted for use as a filter element of a smoking article is provided, the filter material including at least 10 dry weight percent of cellulosic pulp derived from stalks, roots, or a combination thereof of a plant of the Nicotiana species, wherein the filter material is in the form of a paper comprising the cellulosic pulp or a fibrous tow comprising the cellulosic pulp in esterified form. Filter elements and smoking articles, such as cigarettes, that contain the filter material are also provided. Methods of preparing filter materials for use in filter elements are also provided. |
| 申请公布号 |
US2016073686(A1) |
申请公布日期 |
2016.03.17 |
| 申请号 |
US201414484813 |
申请日期 |
2014.09.12 |
| 申请人 |
R.J. REYNOLDS TOBACCO COMPANY |
发明人 |
Crooks Evon L. |
| 分类号 |
A24D3/06;A24D3/02 |
主分类号 |
A24D3/06 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A filter material adapted for use as a filter element of a smoking article, comprising at least 10 dry weight percent of cellulosic pulp derived from stalks, roots, or a combination thereof of a plant of the Nicotiana species, wherein the filter material is in the form of a paper comprising the cellulosic pulp or a fibrous tow comprising the cellulosic pulp in esterified form. |
| 地址 |
Winston-Salem NC US |
