发明名称 |
Substituted Cellulose Acetates and Uses Thereof |
摘要 |
The present invention relates to substituted cellulose acetates and methods of use thereof. One embodiment of the present invention provides a cigarette filter material having a filter having a substituted cellulose acetate having a polar substituent that has an oxygen atom covalently bonded to a nonmetal selected from the group of sulfur, phosphorus, boron, and chlorine; wherein the nonmetal is present in at least 0.01% by weight of the substituted cellulose acetate.
|
申请公布号 |
US2013192613(A1) |
申请公布日期 |
2013.08.01 |
申请号 |
US201213359603 |
申请日期 |
2012.01.27 |
申请人 |
COMBS MICHAEL T.;GARRETT THOMAS S.;CELANESE ACETATE LLC |
发明人 |
COMBS MICHAEL T.;GARRETT THOMAS S. |
分类号 |
A24D3/10;A24F7/04;D02G1/20 |
主分类号 |
A24D3/10 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|