Process for the production of tobacco smoke filters

Tobacco – Smoke separator or treater – Plural diverse elements

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Details

131343, 131345, 536 64, 536 70, 536 76, A24D 316, C08B 306, C08B 102

Patent

active

051507234

ABSTRACT:
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 comprising immersing the filter element in a solution of the compound capable of forming the micro acicular crystals, followed by removing the filter element from the solution and removing residual liquid, thereby forming the novel tobacco smoke filter material.

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Fundamentals of High Polymers, O. A. Batista, Reinhold Publishing Co., N.Y. Library of Congress Catalog No. 58-10427.

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