Use of scent, specifically in vacuuming

Details Use of scent, specifically in vacuuming Use of scent, specifically in vacuuming

A - Human Necessities

61

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183/109, 167/321

A61L 9/00 (2006.01) A47L 7/04 (2006.01) A61L 9/01 (2006.01) B01D 51/10 (2006.01) B03C 3/017 (2006.01) B03C 3/28 (2006.01)

Patent

CA 1330540

ABSTRACT Scent for air flowing through electrostatically charged filters has ingredients that are of a molecular weight between 100 and 300 and are either predominantly polar and aprotic or predominantly apolar and aprotic. Aprotic scents with a molecular weight between 100 and 300 are used for enrichment of air flowing through electrostatically charged filters of polypropylene, and apolar, aprotic scents with a molecular weight between 100 and 300 are used for enrichment of air flowing through electrostatically charged filters of polycarbonate.

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