It is few that this Hair bright Zhu syllabus Department Ti Gong mono- Seed high Warm Office manage few Change colors caused, Fine micropowders and corase meal, and the water imbibition Trees Zhi System of narrow particle size distribution make method.It includes Yi Xia Bu Sudden that The water imbibition Trees Zhi System, which make method , Department,:(1) Bu Sudden 1:What has dissolved in the stone oil system Hydrocarbon dispersion matchmakers of bounded face activity Elixirs, and the floating polymerizations of Eat and Single Body anti-phases Hanging, System do not make the Pulp Body of 1 particle dispersion, and (2) step Sudden 2 to Will water-soluble ethylenes:Will walks the Pulp Body cold They of 1 gained of Sudden, a part of Hou of And precipitations foregoing interface activity Elixirs, and polymeric water-soluble ethylene not Eat and Single Body, make aforementioned 1 particles aggregate make As water imbibition Trees rouge in what The Pulp BodyAnd foregoing interface activity Elixirs Department include the sucrose fatty ester of four or more ester of the Single esters of 25 Quality amounts % or less, four esters of 10 Quality amounts % or more and 30 Quality amounts % or less.本發明之主要目的係提供一種高溫處理造成之變色少、細微粉末及粗粉末少,且粒度分布窄之吸水性樹脂的製造方法。該吸水性樹脂的製造方法,係包含有以下步驟:(1)步驟1:於已溶解有界面活性劑之石油系烴分散媒中,將水溶性乙烯性不飽和單體逆相懸浮聚合,製作1次粒子分散之漿體,及(2)步驟2:將步驟1所得之漿體冷卻,並析出前述界面活性劑之一部分後,於該漿體中聚合水溶性乙烯性不飽和單體,使前述1次粒子凝集作為吸水性樹脂;且前述界面活性劑係包含25質量%以下之單酯、10質量%以上之四酯、及30質量%以下之四以上之酯的蔗糖脂肪酸酯。
