Method for reducing pilling
AssigneeCarl Freudenberg KG
InventorsUwe Marg, Michael Kalbe
Life of this patent
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Abstract
A method of preventing or at least reducing the pilling of nonwovens of unsplit and/or at least partially split microfibers and/or microfilaments of synthetic polymers containing at least one polyester component and at least one polyamide component and, if necessary, at least one polyurethane component. The method includes treating the nonwoven physically at least once.
Claims62
A method of reducing pilling of a nonwoven material made of unsplit and/or at least partially split microfibers of synthetic polymers, the nonwoven material containing at least one polyester component and at least one polyamide component, the method comprising:
- providing the nonwoven material;
- and
- physically treating the nonwoven material at least once, thereby reducing pilling of the nonwoven material.
Dependencies are inferred from the claim text.