EP 2071965 A1 20090624 - Smoking article with improved extinguishing characteristics

Title (en)

Smoking article with improved extinguishing characteristics

Title (de)

Rauchware mit verbesserten Auslöscheigenschaften

Title (fr)

Article à fumer avec des caractéristiques d'extinction améliorées

Publication

EP 2071965 A1 20090624 (EN)

Application

EP 07400034 A 20071220

Priority

EP 07400034 A 20071220

Abstract (en)

A smoking article comprises a tobacco rod and a wrapper, wherein the wrapper includes at least one zone treated with an inorganic salt providing reduced ignition propensity. Preferably, the porosity of the wrapper in the treated zones is larger than 10 CU. Suitable inorganic salts are, e.g., magnesium chloride, aluminium sulfate, alum, sodium tetraborate, the hydrated forms of these compounds, sodium chloride, or mixtures thereof.

IPC 8 full level

A24C 5/00 (2006.01); A24C 5/40 (2006.01); A24C 5/46 (2006.01); A24D 1/02 (2006.01); A24D 1/10 (2006.01); D21H 17/66 (2006.01); D21H 23/22 (2006.01)

CPC (source: EP US)

A24C 5/005 (2013.01 - EP US); A24D 1/02 (2013.01 - EP US); A24D 1/022 (2013.01 - EP US); A24D 1/025 (2013.01 - EP US); D21H 17/66 (2013.01 - EP US); D21H 19/64 (2013.01 - EP US); D21H 23/22 (2013.01 - EP US)

Citation (applicant)

EP 1234514 A2 20020828 - LORILLARD LICENSING COMPANY LL [US]

Citation (search report)

[DXY] EP 1234514 A2 20020828 - LORILLARD LICENSING COMPANY LL [US]
[XY] KR 20040027557 A 20040401 - CHON CHANG HO
[XY] US 2775970 A 19570101 - SCHOENBAUM ALEXANDER W
[XY] US 4453553 A 19840612 - COHN CHARLES C [US]
[A] EP 0333506 A2 19890920 - NISHIMOTO KOUICHI
[A] US 4183362 A 19800115 - MOORE HENRY [US], et al
[A] EP 0314138 A1 19890503 - WEYERHAEUSER CO [US]
[X] EP 1867782 A1 20071219 - JAPAN TOBACCO INC [JP]
[Y] US 2006021625 A1 20060202 - NYFFELER URS [CH]
[A] US 5048546 A 19910917 - HSU CHI-HSUEH [TW], et al
[A] US 6783847 B1 20040831 - MINAMI TOSHIAKI [JP], et al
[Y] EP 0999937 B1 20020313 - HERCULES INC [US]
[Y] EP 0981971 A2 20000301 - SCHWEITZER MAUDUIT INT INC [US]
[Y] WO 9635841 A1 19961114 - EKA CHEMICALS AB [SE], et al
[PA] XP002502040, Retrieved from the Internet <URL:http://www.handpapermaking.org/Sizing.html> [retrieved on 20081030]

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK RS

DOCDB simple family (publication)

EP 2071965 A1 20090624; EP 2071965 B1 20101117; AT E488147 T1 20101215; AU 2008340831 A1 20090702; AU 2008340831 B2 20130516; CA 2709427 A1 20090702; DE 602007010653 D1 20101230; EP 2227101 A1 20100915; ES 2353581 T3 20110303; PL 2071965 T3 20110429; PT 2071965 E 20110203; US 2009159090 A1 20090625; WO 2009080136 A1 20090702

DOCDB simple family (application)

EP 07400034 A 20071220; AT 07400034 T 20071220; AU 2008340831 A 20080925; CA 2709427 A 20080925; DE 602007010653 T 20071220; EP 08802630 A 20080925; EP 2008008168 W 20080925; ES 07400034 T 20071220; PL 07400034 T 20071220; PT 07400034 T 20071220; US 34032208 A 20081219