Filter material for a filter element of a smoking article, and associated system and method

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United States of America Patent

PATENT NO 9119419
APP PUB NO 20140096783A1
SERIAL NO

13648756

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Abstract

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A method and associated system are provided for forming a biodegradable filter material for a filter element of a smoking article, wherein the method involves combining cellulose acetate fibers with regenerated cellulose fibers, drawing the combined cellulose acetate fibers and regenerated cellulose fibers to form drawn combined fibers, and crimping the drawn combined fibers to form a mixed fiber tow. An associated filter material for the filter element of a smoking article is also provided.

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Patent Owner(s)

  • R. J. REYNOLDS TOBACCO COMPANY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Crooks, Evon Llewellyn Mocksville, US 34 3081
Jackson, Cortney R Winston-Salem, US 3 4
Kobisky, Jason Winston-Salem, US 5 43
Sebastian, Andries D Clemmons, US 38 338

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