FIBER CELL STRUCTURE EXPANSION PROCESS
A method for expanding cigarette filter fiber cell structure, comprises providing a cigarette filter fiber, adding a liquid to the cigarette filter fiber to form a cigarette filter fiber and liquid solution; and expanding total fiber volume and cell cavities in the cigarette filter fiber by performi...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A method for expanding cigarette filter fiber cell structure, comprises providing a cigarette filter fiber, adding a liquid to the cigarette filter fiber to form a cigarette filter fiber and liquid solution; and expanding total fiber volume and cell cavities in the cigarette filter fiber by performing an expansion process on the filter fiber and liquid solution. |
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