Claims
- 1. A low fire-spreading cigarette comprising a tobacco section including a columnar tobacco filler material, an inside wrapper paper sheer wrapping an outer circumferential surface of the columnar tobacco filler material, and an outside wrapper paper sheet wrapping an outer circumferential surface of the inside wrapper, wherein the inside wrapper has a heat conductivity of 0.5 W·K−1·m−1or more and the outside wrapper paper sheet has a heat conductivity of less than 0.5 W·K−1·m−1.
- 2. The cigarette according to claim 1, wherein the tobacco section exhibits a weight burn rate of 55 mg/min or more or a linear static burn rate of 5.0 mm/min.
- 3. The cigarette according to claim 1, wherein the inside wrapper paper sheet contains 0 to 0.5% by weight of a loading material.
- 4. The cigarette according to claim 2, wherein the inside wrapper contains 0 to 0.5% by weight of a loading material.
- 5. The cigarette according to claim 1, wherein the inside wrapper has an air permeability of 5 to 30 CORESTA units.
Priority Claims (1)
Number |
Date |
Country |
Kind |
2001-006762 |
Jan 2001 |
JP |
|
CROSS-REFERENCE TO RELATED APPLICATIONS
[0001] This is a Continuation Application of PCT Application No. PCT/JP02/00046, filed Jan. 9, 2002, which was not published under PCT Article 21(2) in English.
[0002] This application is based upon and claims the benefit of priority from the prior Japanese Patent Application No. 2001-006762, filed Jan. 15, 2001, the entire contents of which are incorporated herein by reference.
Continuations (1)
|
Number |
Date |
Country |
Parent |
PCT/JP02/00046 |
Jan 2002 |
US |
Child |
10618819 |
Jul 2003 |
US |