Title:
PARTICULATES IN NANOFIBER WEBS
Document Type and Number:
WIPO Patent Application WO2005005704
Kind Code:
A3
Abstract:
The present invention is directed to a method of forming nonwoven webs comprising particulates. The method of forming the nonwoven web generally comprising the steps of forming fibers from a melt fibrillation process, forming at least one fluid stream containing particulates, mixing said fibers with said particulates to form a fiber-particulate mix, and depositing the mix on a surface to form a web. The nonwoven web will have the particulates entrapped in the web. The nonwoven web may comprise a layer having a significant number of nanofibers with diameters less than one micron.
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Inventors:
CHHABRA RAJEEV (US)
ISELE OLAF ERIK ALEXANDER (US)
ISELE OLAF ERIK ALEXANDER (US)
Application Number:
PCT/US2004/021128
Publication Date:
April 14, 2005
Filing Date:
June 30, 2004
Export Citation:
Assignee:
PROCTER & GAMBLE (US)
CHHABRA RAJEEV (US)
ISELE OLAF ERIK ALEXANDER (US)
CHHABRA RAJEEV (US)
ISELE OLAF ERIK ALEXANDER (US)
International Classes:
A61F13/15; A61L15/60; B32B5/00; B32B5/16; B32B21/10; D04H1/00; D04H1/407; D04H3/02; D04H5/06; D04H13/02; D06M23/08; (IPC1-7): D04H13/02; D06M23/08; A61F13/15
Domestic Patent References:
WO1997005306A1 | 1997-02-13 |
Foreign References:
US4818464A | 1989-04-04 | |||
US3806289A | 1974-04-23 |
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