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Machine translation
1. (WO1990003125) TOBACCO SMOKE FILTERS AND PROCESS FOR PRODUCTION THEREOF
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1990/003125    International Application No.:    PCT/US1989/004153
Publication Date: 05.04.1990 International Filing Date: 25.09.1989
Chapter 2 Demand Filed:    03.04.1990    
IPC:
A24D 3/16 (2006.01)
Applicants: EASTMAN KODAK COMPANY [US/US]; 343 State Street, Rochester, NY 14650 (US)
Inventors: LEE, Benedict, Moonsang; (US).
HARRIS, James, Edward; (US)
Agent: MONTGOMERY, Mark, A.; 343 State Street, Rochester, NY 14650-2201 (US)
Priority Data:
250,690 28.09.1988 US
Title (EN) TOBACCO SMOKE FILTERS AND PROCESS FOR PRODUCTION THEREOF
(FR) FILTRES DE LA FUMEE DE CIGARETTES ET LEUR PROCEDE DE PRODUCTION
Abstract: front page image
(EN)Disclosed is a novel tobacco smoke filter material comprising a filter element such as cellulose acetate crimped tow having at least about 1 weight percent of micro acicular crystals of a compound such as sodium carbonate present on the surfaces of the filter element. Also disclosed is a process for preparation of such tobacco smoke filter material.
(FR)Un nouveau matériau de filtrage de la fumée de cigarettes comprend un élément de filtrage tel qu'une mèche frisée en acétate de cellulose avec au moins 1 % en poids de cristaux micro-aciculaires d'un composé tel que le carbonate de sodium déposé sur les surfaces de l'élément de filtrage. L'invention concerne également un procédé de préparation de ce matériau de filtrage de la fumée de cigarettes.
Designated States: JP, KR.
European Patent Office (AT, BE, CH, DE, FR, GB, IT, LU, NL, SE).
Publication Language: English (EN)
Filing Language: English (EN)