Bicomponent microfibers

Details Bicomponent microfibers Bicomponent microfibers

D - Textiles, Paper

01

F

D01F 8/04 (2006.01) A61L 15/26 (2006.01) A61L 15/62 (2006.01) A61L 17/00 (2006.01) A61L 17/12 (2006.01) A61L 17/14 (2006.01) A61L 31/10 (2006.01) D01F 8/14 (2006.01)

Patent

CA 2368511

An alkali dispersible article comprises a sheath-core microfiber. The sheath layer comprises a hydrolytically degradable polymer, and the core layer comprises another polymer that is different than the sheath polymer. The core polymer may be a hydrolytically degradable polymer or more preferably a water soluble polymer.

Selon l'invention, un article pouvant être dispersé dans un milieu alcalin comprend une microfibre âme-gaine. La couche formant gaine comprend un polymère pouvant être dégradé de manière hydrolytique et la couche formant âme comprend un autre polymère différent du polymère formant gaine. Le polymère de l'âme peut être un polymère pouvant être dégradé par voie hydrolytique ou de préférence un polymère soluble dans l'eau.

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