abstract |
A HYDROPHILIC COPOLYMER IS FORMED THROUGH THE BULK COPOLYMERIZATION OF METHYL METHACRYLATE, AN ACRYLIC ACID, AND AN ACRYLATE PLASTICIZE, IN PARTICULAR AMOUNTS, FOLLOWED BY TREATING OF THE FORMED COPOLYMER, IN POWDER FORM, WITH AN AQUEOUS, BASIC MATERIAL, SUCH AS AMMONIUM HYDROXIDE. |