Abstract: A liquid-absorbent sheet containing: a liquid-absorbent surface material mainly containing a pulp; a liquid-absorbent nonwoven fabric; a liquid-absorbent rear material mainly containing a pulp; and a super absorbent polymer; wherein the super absorbent polymer is disposed at least between the liquid-absorbent surface material and the liquid-absorbent nonwoven fabric as an A layer and between the liquid-absorbent nonwoven fabric and the liquid-absorbent rear material as a B layer, the super absorbent polymer being contained in a total amount of 200 to 400 g/m2, which is allocated in the A layer at 30 to 50% by mass, the liquid-absorbent nonwoven fabric layer at 0 to 40% by mass, and the B layer at 30 to 70% by mass, and the content ratio of the super absorbent polymer in the A layer is less than or equal to the content ratio of the super absorbent polymer in the B layer.
Type:
Grant
Filed:
October 11, 2006
Date of Patent:
May 18, 2010
Assignees:
Oji Paper Co., Ltd., Oji Kinocloth Co., Ltd.
Abstract: An ink absorbent including a base sheet comprising a dry nonwoven fabric having the density of 0.05 to 0.5 g/cm3 and a porous member fitted to the base sheet, wherein the density of the porous member is lower than one of the base sheet, is provided.
Type:
Application
Filed:
February 7, 2008
Publication date:
December 25, 2008
Applicants:
Oji Kinocloth Co., Ltd., Oji Paper Co., Ltd.