Tissue with a moisture barrier

Details Tissue with a moisture barrier Tissue with a moisture barrier

B - Operations, Transporting

32

B

B32B 5/28 (2006.01) B32B 5/24 (2006.01) D04H 13/00 (2006.01) D21H 21/56 (2006.01) D21H 27/34 (2006.01) D21H 13/24 (2006.01) D21H 13/26 (2006.01) D21H 19/20 (2006.01) D21H 19/22 (2006.01) D21H 19/70 (2006.01) D21H 19/74 (2006.01) D21H 21/16 (2006.01)

Patent

CA 2283117

A tissue (10) which has at least one fibrous ply (12). A hydrophobically treated foam (14) stratum is placed on at least one of the fibrous plies (12) in order to prevent the penetration of moisture through the tissue. A hydrophobically treated foam can also be impregnated into one or more fibrous plies in order to provide a barrier to the penetration of moisture through the tissue. The invention also comprises a process for making tissue with a foam moisture barrier.

L'invention concerne un mouchoir en papier (10) présentant au moins une couche fibreuse (12) sur laquelle on a placé une couche de mousse (14) traitée de manière à présenter une propriété hydrophobe, afin d'empêcher l'humidité de pénétrer à travers le mouchoir en papier. On peut également imprégner une ou plusieurs des couches fibreuse de cette mousse traitée pour présenter une propriété hydrophobe, afin de constituer une barrière à la pénétration de l'humidité à travers le mouchoir en papier. L'invention concerne également un procédé de fabrication d'un mouchoir en papier pourvu d'une barrière en mousse contre l'humidité.

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