US2004129283A1PendingUtilityA1
Paper for smoking articles
Priority: Dec 24, 2002Filed: Dec 22, 2003Published: Jul 8, 2004
Est. expiryDec 24, 2022(expired)· nominal 20-yr term from priority
A24D 1/02
34
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Claims
Abstract
Paper having a reduced smolder and burn tendencies for producing wrappers for smoking articles, for example cigarettes, is provided by adding phyllosilicates with water-absorbing capacities to the paper.
Claims
exact text as granted — not AI-modifiedWhat is claimed is:
1 . A paper for smoking articles comprising:
cellulose; fillers; and burn inhibitors that are water-emitting pigments of the mineral group smectites.
2 . The paper according to claim 1 , wherein the burn inhibitors belong to the montmorillonite group.
3 . The paper according to claim 1 , wherein the burn inhibitors belong to the hectorite group.
4 . The paper according to claim 1 , wherein the burn inhibitors belong to the beidellites group.
5 . The paper according to claim 1 , wherein the burn inhibitors belong to the nontronite group.
6 . The paper according to claim 1 , wherein the burn inhibitors belong to the stevensite group.
7 . The paper according to claim 1 , wherein the burn inhibitors belong to the saponite group.
8 . The paper according to claim 1 , wherein the water-emitting pigments have a specific surface area according to BET between 5 and 1000 m 2 /g.
9 . The paper according to claim 1 , wherein the water-emitting pigments have a pore volume between 0,01 and 1,0 ml/g.
10 . The paper according to claim 1 , wherein the water-emitting pigments have a water intake capacity of between 1 and 60%.
11 . The paper according to claim 1 , wherein the water-emitting pigments have DTA-peaks for the disposal of the adsorptively bound water in a temperature range of between 100° and 200° C.
12 . The paper according to claim 1 , wherein air permeability of the paper is between 0,5 and 20 CU.
13 . The paper according to claim 1 , wherein the water-emitting pigments have been produced synthetically.
14 . The paper according to claim 1 , wherein the water-emitting pigments are of natural origin.
15 . The paper according to claim 1 , wherein the water-emitting pigments are distributed evenly in or on the paper.
16 . The paper according to claim 1 , wherein the water-emitting pigments are distributed in or on the paper in a zone-shaped, strip-shaped, and/or cross-shaped manner.
17 . The paper according to claim 1 , wherein the paper is used for producing filter wrappers or mouth pieces.
18 . The paper according to claim 1 , wherein the smoking article is a cigarette.
19 . The paper according to claim 1 , wherein the fillers are selected from the group consisting of CaCO 3 , PCC, GCC, titanium dioxide, calcined porcelain clay, and combinations thereof;
20 . A paper for cigarettes, the paper comprising burn inhibitors added to the paper, the burn inhibitors being smectites and reduce a burn tendency of the paper.
21 . A method of manufacturing paper for smoking articles, the method comprising:
providing paper for the smoking articles, the paper partially encompassing tobacco therein in a final manufactured state; and adding burn inhibitors, which are water-emitting pigments, to the paper, the burn inhibitors being smectites.Cited by (0)
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