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    • 2. 发明申请
    • DEINKING CHEMICALS
    • 叮叮当化学
    • WO1995011334A1
    • 1995-04-27
    • PCT/US1994011386
    • 1994-10-11
    • HENKEL CORPORATION
    • HENKEL CORPORATIONRODRIGUEZ, José, MariaCOOK, Anthony, B.HOWELL, Gail, M.
    • D21C05/02
    • D21C5/027D21B1/325Y02W30/646Y02W30/648
    • Wastepaper containing printing ink is refined in the presence of the reaction products of castor oil with an alkoxylated fatty acid, alcohol, amine, amide, phosphate ester, polyhydroxy alcohol, or sorbitan, and the detached printing ink particles are subsequently removed from the paper stock suspensions by flotation or washing. in another embodiment, wastepaper containing printing ink is refined in the presence of deinking chemicals prepared by isomerizing dienoic or trienoic compounds to conjugated intermediates and then reacting the intermediates with unsaturated fatty acids, alcohols, amines, sorbitan esters or sorbitol esters and then alkoxylating the reaction product, and the detached printing ink particles are subsequently removed from the paper stock suspensions by flotation or washing. In an alternative embodiment, the conjugated intermediates are reacted with alkoxylated unsaturated fatty acids, alcohols, amines, sorbitan esters or sorbitol esters.
    • 含有油墨的废纸在蓖麻油与烷氧基化脂肪酸,醇,胺,酰胺,磷酸酯,多羟基醇或脱水山梨糖醇的反应产物存在下被精制,随后将脱模的印刷油墨颗粒从纸料中除去 通过浮选或洗涤进行悬浮。 在另一个实施方案中,含有印刷油墨的废纸在通过将二烯或三烯化合物异构化为共轭中间体制备的脱墨化学品存在下精制,然后使中间体与不饱和脂肪酸,醇,胺,脱水山梨糖醇酯或山梨糖醇酯反应,然后使反应物烷氧基化 产品,然后通过浮选或洗涤从纸浆悬浮液中除去分离的印刷油墨颗粒。 在替代实施方案中,共轭中间体与烷氧基化不饱和脂肪酸,醇,胺,脱水山梨糖醇酯或山梨糖醇酯反应。