Invention Grant
- Patent Title: Humidity control insert for cigarette packs
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Application No.: US15422039Application Date: 2017-02-01
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Publication No.: US09809372B2Publication Date: 2017-11-07
- Inventor: Andries Don Sebastian , Lisa Brown , Frank Kelley St. Charles , Ercilia B. Hernandez Garcia , Pankaj C. Patel , Craig T. Demarest , Daniel V. Cantrell
- Applicant: R.J. REYNOLDS TOBACCO PRODUCTS
- Applicant Address: US NC Winston-Salem
- Assignee: R.J. Reynolds Tobacco Products
- Current Assignee: R.J. Reynolds Tobacco Products
- Current Assignee Address: US NC Winston-Salem
- Agency: Foley & Lardner LLP
- Main IPC: B01D53/02
- IPC: B01D53/02 ; B65D81/26 ; B05D3/12 ; B05D3/02 ; B65D85/10

Abstract:
Provided herein is a humidity control insert for packages such as cigarette packs. The humidity control insert comprises a porous nonwoven fibrous substrate and a hygroscopic powder material dispersed within the porous nonwoven fibrous substrate. Further provided is a package, such as a cigarette pack, comprising the humidity control insert, wherein the humidity control insert is adapted to release moisture retained therein into an internal air space of the cigarette pack.
Public/Granted literature
- US20170158407A1 HUMIDITY CONTROL INSERT FOR CIGARETTE PACKS Public/Granted day:2017-06-08
Information query
IPC分类: