Process for the preparation of nonwoven fibrous sheets

Details Process for the preparation of nonwoven fibrous sheets Process for the preparation of nonwoven fibrous sheets

D - Textiles, Paper

01

D

D01D 5/11 (2006.01) D01F 1/10 (2006.01) D01F 6/04 (2006.01) D04H 3/16 (2006.01)

Patent

CA 2226110

A process for the preparation of plexifilament strands of polyethylene having an ultraviolet stabilizer, in which the polyethylene is dissolved in a non- chlorofluorocarbon solvent, such as pentane, and the ultraviolet stabilizer is selected from Chimassorb 119, Chimassorb 944, and Cyasorb UV 3346.

Procédé de fabrication de torons de filaments plexiformes en polyéthylène pourvus d'un stabilisateur d'ultraviolet. Dans ce procédé, on dissout le polyéthylène dans un solvant non chlorofluorocarboné, tel que le pentane, et on sélectionne le stabilisateur d'ultraviolet parmi Chimassorb 119, Chimassorb 944, et Cyasorb U.V. 3346.

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