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    • 4. 发明申请
    • PROCESS FOR PRODUCING IMPROVED ABSORBENT POLYMERS BY MEANS OF CRYOGENIC GRINDING
    • 通过低温磨削生产改进的吸收聚合物的方法
    • US20140045683A1
    • 2014-02-13
    • US13876736
    • 2011-10-05
    • Christoph LoickDominik GartzLaurent WattebledJorg Harren
    • Christoph LoickDominik GartzLaurent WattebledJorg Harren
    • B01J20/26
    • B01J20/267A61L15/22A61L15/60C08F6/008C08J3/12C08J3/245C08J2300/14C08J2333/00C08L33/00
    • A process for producing a water-absorbing polymer comprises: (i) mixing (α1) 0.1-99.99% by weight of ethylenically unsaturated monomers containing acid groups or salts thereof, or ethylenically unsaturated monomers including a protonated or quaternized nitrogen, or mixtures thereof, (α2) 0-70% by weight of ethylenically unsaturated monomers copolymerizable with (α1), (α3) 0.001-10% by weight of one or more crosslinkers, (α4) 0-30% by weight of water-soluble polymers, and (α5) 0-20% by weight of one or more assistants, where the sum of the weights (α1) to (α5) is 100%; (ii) free-radical polymerization with crosslinking to form an untreated hydrogel polymer; (iii) coarse comminution of the untreated hydrogel polymer to give pieces having a diameter from 0.1 mm to 5.0 cm; (iv) cooling and grinding the untreated hydrogel polymer; (v) drying the untreated hydrogel polymer after grinding at a temperature from 85° C. to 260° C.; (vi) postcrosslinking the hydrogel polymer and (vii) drying the water-absorbing polymer.
    • 制备吸水性聚合物的方法包括:(i)将0.1-99.99重量%含有酸基或其盐的烯属不饱和单体或包括质子化或季铵化的氮的烯键式不饱和单体或其混合物(α1) (α2)0-70重量%的可与(α1),(α3)0.001-10重量%的一种或多种交联剂共聚的烯属不饱和单体,(α4)0-30重量%的水溶性聚合物,和 (α5)0-20重量%的一种或多种助剂,其中重量(α1)至(α5)的总和为100%; (ii)通过交联进行自由基聚合以形成未处理的水凝胶聚合物; (iii)未经处理的水凝胶聚合物的粗粉碎,得到直径为0.1mm至5.0cm的片; (iv)冷却和研磨未处理的水凝胶聚合物; (v)在85℃至260℃的温度下研磨后将未处理的水凝胶聚合物干燥; (vi)将水凝胶聚合物后交联,和(vii)干燥吸水聚合物。
    • 7. 发明授权
    • Process for producing improved absorbent polymers by means of cryogenic grinding
    • 通过低温研磨生产改进的吸收性聚合物的方法
    • US08859701B2
    • 2014-10-14
    • US13876736
    • 2011-10-05
    • Christoph LoickDominik GartzLaurent WattebledJorg Harren
    • Christoph LoickDominik GartzLaurent WattebledJorg Harren
    • C08J9/36C08F20/06C08J3/12A61L15/60A61L15/22C08F6/00C08J3/24B01J20/26
    • B01J20/267A61L15/22A61L15/60C08F6/008C08J3/12C08J3/245C08J2300/14C08J2333/00C08L33/00
    • A process for producing a water-absorbing polymer comprises: (i) mixing (α1) 0.1-99.99% by weight of ethylenically unsaturated monomers containing acid groups or salts thereof, or ethylenically unsaturated monomers including a protonated or quaternized nitrogen, or mixtures thereof, (α2) 0-70% by weight of ethylenically unsaturated monomers copolymerizable with (α1), (α3) 0.001-10% by weight of one or more crosslinkers, (α4) 0-30% by weight of water-soluble polymers, and (α5) 0-20% by weight of one or more assistants, where the sum of the weights (α1) to (α5) is 100%; (ii) free-radical polymerization with crosslinking to form an untreated hydrogel polymer; (iii) coarse comminution of the untreated hydrogel polymer to give pieces having a diameter from 0.1 mm to 5.0 cm; (iv) cooling and grinding the untreated hydrogel polymer; (v) drying the untreated hydrogel polymer after grinding at a temperature from 85° C. to 260° C.; (vi) postcrosslinking the hydrogel polymer and (vii) drying the water-absorbing polymer.
    • 制备吸水性聚合物的方法包括:(i)将(α1)0.1-99.99重量%的含有酸基团的烯属不饱和单体或包含质子化或季铵化的氮的烯属不饱和单体或其混合物, (α2)0-70重量%的可与(α1),(α3)0.001-10重量%的一种或多种交联剂共聚的烯属不饱和单体,(α4)0-30重量%的水溶性聚合物,和 (α5)0-20重量%的一种或多种助剂,其中权重(α1)至(α5)之和为100%; (ii)通过交联进行自由基聚合以形成未处理的水凝胶聚合物; (iii)未经处理的水凝胶聚合物的粗粉碎,得到直径为0.1mm至5.0cm的片; (iv)冷却和研磨未处理的水凝胶聚合物; (v)在85℃至260℃的温度下研磨后将未处理的水凝胶聚合物干燥; (vi)将水凝胶聚合物后交联,和(vii)干燥吸水聚合物。
    • 10. 发明授权
    • Superabsorbent composition with metal salicylate for odor control
    • 超吸收组合物与金属水杨酸盐进行气味控制
    • US08686216B2
    • 2014-04-01
    • US12867943
    • 2009-02-27
    • Laurent WattebledFranck Furno
    • Laurent WattebledFranck Furno
    • A61F13/15A61K31/60A61K47/30A61K33/32
    • A61K31/60A61L15/18A61L15/46A61L15/60A61L2300/102A61L2300/21A61L2300/404C08K5/098C08L33/02
    • The present invention relates to a water-absorbing particulate composition comprising water-absorbing polymer particulate structure comprising partly neutralized, crosslinked polyacrylate, a surface crosslinking agent and a compound of the structure I in which R1, R2, R3 and R4 can be identical or different and in each case represent a hydrogen atom, a halogen atom, a C1- to C4-hydrocarbon group or a hydroxyl group, R5 represents a hydrogen atom, a C1- to C4-hydrocarbon group or an acetyl group, n represents an integer chosen from the group consisting of 1, 2 or 3 and Mn+ represents an n-valent metal cation or an H+ cation. In addition, the present invention also relates to a process for the preparation of a water-absorbing composition, the water-absorbing composition obtainable by this process, a composite, a process for the production of a composite, the composite obtainable by this process, and products, such as hygiene articles.
    • 本发明涉及一种吸水性颗粒组合物,其包含吸水聚合物颗粒结构,其包含部分中和的交联聚丙烯酸酯,表面交联剂和结构I的化合物,其中R 1,R 2,R 3和R 4可以相同或不同 并且在每种情况下都表示氢原子,卤素原子,C 1〜C 4烃基或羟基,R 5表示氢原子,C 1〜C 4烃基或乙酰基,n表示选择的整数 由1,2或3组成的组,Mn +表示n价金属阳离子或H +阳离子。 此外,本发明还涉及一种制备吸水组合物的方法,可通过该方法获得的吸水组合物,复合材料,复合材料的制备方法,可通过该方法获得的复合材料, 和卫生用品等产品。