WATER ABSORBENT SHEET, ELONGATED WATER ABSORBENT SHEET, AND ABSORBENT ARTICLE

Number of patents in Portfolio can not be more than 2000

United States of America

APP PUB NO 20200023625A1
SERIAL NO

16486097

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention provides a water-absorbing sheet suitable for a hygienic material such as a disposable diaper. The water-absorbing sheet in accordance with an aspect of the present invention includes: a first base material; a second base material; and a particulate water-absorbing agent sandwiched between the first base material and the second base material, at least one of the first base material and the second base material being a water-permeable base material, and at least part of the particulate water-absorbing agent satisfying the following physical properties (1), (2), and (3):

    (1) a centrifuge retention capacity (CRC) is 30 g/g to 50 g/g;(2) a mass average particle diameter (D50) is 200 μm to 600 μm; and(3) a DRC index defined by the following Formula (a) is 43 or less:

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
HIRAOKA, Ryuichi Hyogo, JP 1 0
HORIE, Kazushi Hyogo, JP 2 4
IKEUCHI, Hiroyuki Hyogo, JP 58 781
ISHIZAKI, Kunihiko Hyogo, JP 109 1949
KITANO, Takahiro Hyogo, JP 147 1402
NAKAJIMA, Yasuhisa Hyogo, JP 130 1098
TORII, Kazushi Hyogo, JP 56 760
WADA, Katsuyuki Hyogo, JP 59 1002

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