PROCESS FOR PRODUCTION OF WATER-ABSORBING ARTICLES,申请号KR20107023509-传众专利搜索

PROCESS FOR PRODUCTION OF WATER-ABSORBING ARTICLES

申请公布号：KR20100135269(A)

申请号：KR20107023509

申请日期：2009.02.24

申请公布日期：2010.12.24

申请人：

CENTRAL GLASS COMPANY, LIMITED

发明人：HAMAGUCHI SHIGEO;OUGITANI YUKIHIRO;AKAMATSU YOSHINORI;ARATA SHINOBU

分类号：B05D5/00;B05D1/30;B05D7/24;B32B27/40

主分类号：B05D5/00

摘要：According to a first aspect of the present invention, a process for production of a water-absorbing article including a substrate and a coating film formed on the substrate and formed of a water-absorbing urethane resin is characterized in that : the process comprises an application step of applying a coating liquid to the substrate; the application step includes a step of supplying the coating liquid from a nozzle disposed above the substrate to a surface of the substrate conveyed horizontally; the coating liquid includes a solid matter and a solvent; the solid matter includes a mixture of a polyisocyanate, a polyol having ethylene oxide and a hydrophobic polyol; a concentration of the solid matter in the coating liquid is adjusted within a range from 5 to 30 % in mass; and a viscosity of the coating liquid is adjusted within a range from 1 to 3 mPa · s.