Paper making and fiber liberation – Processes and products – Cigarette paper
Patent
1996-10-25
1998-11-03
Chin, Peter
Paper making and fiber liberation
Processes and products
Cigarette paper
131361, 131363, 131365, 1621812, D21H 1500
Patent
active
058303189
ABSTRACT:
The present invention is directed to a tipping paper adapted for wrapping a filter of a smoking article. The tipping paper contains a pigment made from calcium carbonate particles having a median size of between about 0.1 microns to about 0.5 microns. The calcium carbonate pigment can be used to create a tipping paper having an opacity of up to at least 89%. In comparison to conventional tipping papers, it has been surprisingly discovered that the tipping paper of the present invention reduces knife wear of a cutting instrument used to cut the paper and is less retentive to solvents when the paper is printed with a solvent based ink or covered with a solvent based coating.
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