Water-disintegratable fibrous sheet containing modified...

Details Water-disintegratable fibrous sheet containing modified... Water-disintegratable fibrous sheet containing modified...

D - Textiles, Paper

21

H

D21H 17/36 (2006.01) D21H 19/12 (2006.01) D21H 25/02 (2006.01)

Patent

CA 2247784

There is disclosed a fibrous sheet using a modified polyvinyl alcohol as a binder with which an aqueous solution containing a water-soluble organic salt, water-soluble inorganic salt and/or water-soluble boron compound is impregnated whereby wet strength of the fibrous sheet can be maintained. The fibrous sheet thus obtained is excellent in water-disintegratability and strength, and its water-disintegratability and strength are not lowered even at high temperatures. Furthermore, it is excellent in water-disintegratability even in cold water.

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