| abstract |
The present invention relates to a method for producing water-soluble co-functional clay, more specifically.n n n (a) 20 to 25 parts by weight of polyvinyl alcohol and 170 to 180 parts by weight of water are mixed, followed by stirring at 70 to 90 ° C. for about 60 minutes to prepare a base material (Pre Mix);n n n (b) 210 to 230 parts by weight of the base material obtained in (a), 90 to 100 parts by weight of hollow microsphere powder, 30 to 40 parts by weight of polydimethylsiloxane, 0.1 to 0.7 parts by weight of boric acid, and 1 to 2 parts by weight of antifoaming agent. Thoroughly mixing the composition comprising a portion; Andn n n (c) mixing the mixed composition at room temperature for about 40 minutes. In addition, the present invention relates to a composition obtained in step (b) of the above method and a water soluble functional clay prepared by the above method. |