| 摘要 |
PROBLEM TO BE SOLVED: To obtain a water-swellable material hardly causing stickiness and sliminess when absorbing water. SOLUTION: This water-swellable material comprises 10-40 wt.% water- swellable urethane resin, 10-90 wt.% hydrogenated styrene-conjugate diene copolymer, 0-50 wt.% softening agent, 0-30 wt.% polyolefin-based resin and 0-50 wt.% filler.
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