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    • 1. 发明申请
    • (Meth)acrylic ester of alkenylene glycols and the use thereof
    • (甲基)亚烷基二醇的丙烯酸酯及其用途
    • US20060247377A1
    • 2006-11-02
    • US10558996
    • 2004-06-04
    • Ulrich RiegelThomas DanielMatthias WeismantelMark ElliottRudiger FunkReinhold Schwalm
    • Ulrich RiegelThomas DanielMatthias WeismantelMark ElliottRudiger FunkReinhold Schwalm
    • C08L67/02C07C67/26
    • C07C69/54C07C67/08
    • The present invention relates to novel (meth)acrylic esters of polyalkoxylated glycols of the formula where AO is independently at each instance is —O—CHR3-CHR4- or —CHR3-CHR4-O— where R3 and R4 are independently H, linear or branched C1-C8-alkyl, p1 is 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, or 35, p2 is 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, or 35, n is 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 447, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, R1 and R2 are independently H or CH3, wherein there is at least one AO in (AO)p1 and also at least one AO in (AO)p2 where R3 and R4 are not both H at one and the same time, a simplified process for preparing these esters and use of reaction mixtures thus obtainable.
    • 本发明涉及下式的聚烷氧基化二醇的(甲基)丙烯酸酯:其中AO各自独立地为-O-CHR 3 -CHR 4 - 或-CHR 3 -CHR 4 -O-,其中R 3和R 4独立地为H,直链或 支链C 1 -C 8 - 烷基,p 1为1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21 ,22,23,24,25,26,27,28,29,30,31,32,33,34或35中,p2分别为1,2,3,4,5,6,7,8,9,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34或35, 10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34, 或35,n为1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23 ,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,447,48 ,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,,71,72,73 ,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98 ,99,100,R 1和R 2独立地为H或CH 3,其中存在至少一个AO (AO)p 1和(AO)p2中的至少一个AO,其中R3和R4不同时为一个,制备这些酯的简化方法和使用由此获得的反应混合物。
    • 2. 发明授权
    • (Meth)acrylic ester of alkenylene glycols and the use thereof
    • (甲基)亚烷基二醇的丙烯酸酯及其用途
    • US07405321B2
    • 2008-07-29
    • US10558996
    • 2004-06-04
    • Ulrich RiegelThomas DanielMatthias WeismantelMark ElliottRudiger FunkReinhold Schwalm
    • Ulrich RiegelThomas DanielMatthias WeismantelMark ElliottRudiger FunkReinhold Schwalm
    • C07C69/52C08F20/10C08F220/12
    • C07C69/54C07C67/08
    • The present invention relates to novel (meth)acrylic esters of polyalkoxylated glycols of the formula where AO is independently at each instance is —O—CHR3-CHR4- or —CHR3-CHR4-O— where R3 and R4 are independently H, linear or branched C1-C8-alkyl, p1 is 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, or 35, p2 is 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, or 35, n is 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 447, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, R1 and R2 are independently H or CH3, wherein there is at least one AO in (AO)p1 and also at least one AO in (AO)p2 where R3 and R4 are not both H at one and the same time, a simplified process for preparing these esters and use of reaction mixtures thus obtainable.
    • 本发明涉及下式的聚烷氧基化二醇的(甲基)丙烯酸酯:其中AO各自独立地为-O-CHR 3 -CHR 4 - 或-CHR 3 -CHR 4 -O-,其中R 3和R 4独立地为H,直链或 支链C 1 -C 8 - 烷基,p 1为1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21 ,22,23,24,25,26,27,28,29,30,31,32,33,34或35中,p2分别为1,2,3,4,5,6,7,8,9,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34或35, 10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34, 或35,n为1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23 ,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,447,48 ,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,,71,72,73 ,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98 ,99,100,R 1和R 2独立地为H或CH 3,其中存在至少一个AO (AO)p1和(AO)p2中的至少一个AO,其中R3和R4不同时为一个,一个简单的制备这些酯的方法和使用如此获得的反应混合物。
    • 7. 发明申请
    • Production of a Water-Absorbing Resin to Which a Particulate Additive is Admixed
    • 混合颗粒添加剂的吸水树脂的生产
    • US20080306209A1
    • 2008-12-11
    • US12158502
    • 2006-12-28
    • Uwe StuevenRudiger FunkMatthias WeismantelThomas DanielAnnemarie HillebrechtDominicus van EsbroeckKarl J. Possemiers
    • Uwe StuevenRudiger FunkMatthias WeismantelThomas DanielAnnemarie HillebrechtDominicus van EsbroeckKarl J. Possemiers
    • C08F2/44C08K3/32C08K5/04C08K3/34
    • C08F2/44C08F220/06C08F222/1006
    • The invention relates to a process for producing a water-absorbing resin by polymerization of a reaction mixture comprising at least one hydrophilic monomer and, if appropriate, at least one crosslinker in a reactor, which comprises admixing the reaction mixture with at least one first portion of a particulate additive before the reaction mixture has reached a residence time of 40% of the overall residence time in the reactor and with at least one second portion of a particulate additive when the reaction mixture has reached a residence time of 45% or more of the overall residence time in the reactor, the additive being selected from water-absorbing resin powders, fillers and mixtures thereof, the total solids content of monomer and additive being in the range from 30% to 60% by weight, the amount of additive being in the range from 5% to 50% by weight, based on the monomers, and the weight ratio of the first portion to the second portion of the additive being in the range from 10:1 to 1:5. The resin powder is recycled fine-sized material for example. Not only the residual monomer content, specifically the residual crosslinker content, but also the level of extractables in the water-absorbing resin are reduced by the method of addition described. A high fraction of additives can be incorporated without the properties of the water-absorbing resin obtained being adversely affected. The additives enter a sufficiently firm bond with the resin, so that no excessive dusting occurs on exposure to mechanical stress.
    • 本发明涉及通过聚合包含至少一种亲水单体和如果合适的反应器中至少一种交联剂的反应混合物来生产吸水树脂的方法,其包括将反应混合物与至少一个第一部分 的反应混合物在反应混合物的停留时间达到总反应器停留时间的40%的停留时间和至少一个第二部分的颗粒状添加剂之前,当反应混合物达到45%或更多的停留时间时, 在反应器中的总停留时间,添加剂选自吸水树脂粉末,填料及其混合物,单体和添加剂的总固体含量在30重量%至60重量%的范围内,添加剂的量为 基于单体的5重量%至50重量%的范围,并且添加剂的第一部分与第二部分的重量比在10:1至 1:5。 树脂粉末是例如再循环的精细尺寸的材料。 通过所述的添加方法,不仅残留单体含量,特别是残留交联剂含量,而且吸水性树脂中的可萃取物的含量都降低。 可以并入高分数的添加剂,而不会对获得的吸水性树脂的性能产生不良影响。 添加剂与树脂进行足够牢固的粘合,使得在暴露于机械应力时不会发生过度的除尘。