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AGENT PARTICULAIRE ABSORBANT L'EAU
专利权人:
Nippon Shokubai Co.; Ltd.
发明人:
OMORI, Kohei,TORII, Kazushi,TANAKA, Nobuya
申请号:
EP16818080
公开号:
EP3318324A4
申请日:
2016.07.01
申请国别(地区):
EP
年份:
2018
代理人:
摘要:
A particulate water absorbing agent having a polyacrylic acid (salt)-based water-absorbing resin as a main component, being surface-crosslinked and satisfying physical properties (1) to (3) below: (1) a proportion of particles with a particle diameter of not less than 150 µm and less than 850 µm is not less than 90% by weight; (2) an elastic modulus index (EMI) of particles with a particle diameter of not less than 500 µm and less than 600 µm is not less than 5500; and (3) a recovery rate defined as Rec.CRC/CRC is 1.05 to 1.20, the particulate water absorbing agent being particularly useful for absorbent articles.
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