Patent ID: 8772363
Filing Date: 2014-07-08
Classification: B29C,C02F,C08J,Y02W

Abstract:
1. A carrier for fluid treatment comprising: a foam containing 30 to 95% by weight of a polyolefin-based resin, and 5 to 70% by weight of a cellulose-based powdery hydrophilizing agent, the surface of the foam being in a melt fractured state having a specific surface area ratio represented by the following formula (1): where A represents the apparent specific surface area of the foam, and B represents the specific surface area of the foam, wherein the hydrophilizing agent is exposed at or projecting from the surface of the foam, and; the polyolefin-based resin is a composition having a melt flow index of 5 to 25 g/10 min.