Felt for papermaking

Details Felt for papermaking Felt for papermaking

D - Textiles, Paper

21

F

D21F 7/08 (2006.01)

Patent

CA 2656769

A paper making felt (10) comprising a unified batt fiber layer enclosed with a polymeric elastic material (50), wherein the batt fiber layer contains hydrophilic 1-methyl-2-pyrrolidone. The felt (10) can exert satisfactory hydrophilic properties as a felt structure even in the early stage of use and it can keep excellent recovery from compression over a long period and retain various functions such as water-squeezing function, wet paper surface smoothening function and wet paper transport function until the end of service life of the felt.

L'invention concerne un feutre de papeterie (10) qui comprend une couche de fibres de nappage unifié intégrée dans un matériau polymère élastique (50), la couche de fibres de nappage contenant de la 1-méthyl-2-pyrrolidone hydrophile. Le feutre (10) peut démontrer des propriétés hydrophiles satisfaisantes en tant que structure de feutre, même au tout début de son utilisation et peut présenter une excellente récupération de la compression sur une période prolongée et conserver diverses fonctions telles la fonction d'essorage, la fonction de lissage de surface de papier mouillé et la fonction de transport du papier mouillé jusqu'à la fin de la durée utile du feutre.

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