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    • 1. 发明申请
    • SUPERABSORBENT POLYMERS AND METHODS OF MAKING THE SAME
    • 超吸收聚合物及其制备方法
    • US20120226003A1
    • 2012-09-06
    • US13461220
    • 2012-05-01
    • Torsten BaldufGunther BubJurgen MoslerAndreas SabbaghJurgen KohnArndt Selbach
    • Torsten BaldufGunther BubJurgen MoslerAndreas SabbaghJurgen KohnArndt Selbach
    • C08F2/44C08F120/06
    • C08J3/00C07C51/43C07C57/04
    • In some embodiments, a process for producing a polymer comprises (I) producing a pure (meth)acrylic acid comprising the steps of (a) synthesizing a crude (meth)acrylic acid phase; (b) distillatively working-up the crude (meth)acrylic acid phase to obtain a (meth)acrylic acid phase and a dimer phase comprising (meth)acrylic acid dimers or (meth)acrylic acid oligomers or both; (c) splitting at least a part of the (meth)acrylic acid dimers or of the (meth)acrylic acid oligomers or both from the dimer phase to obtain a (meth)acrylic acid-comprising low boiling phase and a high boiling phase comprising less (meth)acrylic acid than the low boiling phase; (d) separating at least a part of the (meth)acrylic acid from the low boiling phase to obtain a pure (meth)acrylic acid, and a residue; (II) polymerizing a monomer phase comprising the pure (meth)acrylic acid to obtain a polymer phase; and (III) working-up the polymer phase to obtain the polymer.
    • 在一些实施方案中,制备聚合物的方法包括(I)制备纯(甲基)丙烯酸,其包括以下步骤:(a)合成粗(甲基)丙烯酸相; (b)蒸馏处理粗(甲基)丙烯酸相以获得(甲基)丙烯酸相和包含(甲基)丙烯酸二聚体或(甲基)丙烯酸低聚物或二者的二聚体相; (c)从二聚体相分离至少一部分(甲基)丙烯酸二聚体或(甲基)丙烯酸低聚物或两者,得到包含(甲基)丙烯酸的低沸点相和高沸点相,包括 较少(甲基)丙烯酸低于低沸点相; (d)从低沸点相分离出至少一部分(甲基)丙烯酸,得到纯(甲基)丙烯酸,残渣; (II)使包含纯(甲基)丙烯酸的单体相聚合以获得聚合物相; 和(III)加工聚合物相以获得聚合物。
    • 2. 发明授权
    • Superabsorbent polymers and methods of making the same
    • 超吸收性聚合物及其制造方法
    • US08445617B2
    • 2013-05-21
    • US13668899
    • 2012-11-05
    • Torsten BaldufGunther BubJurgen MoslerAndreas SabbaghJurgen KohnArndt Selbach
    • Torsten BaldufGunther BubJurgen MoslerAndreas SabbaghJurgen KohnArndt Selbach
    • C08F220/06C08L33/02
    • C08J3/00C07C51/43C07C57/04
    • The invention relates to producing a superabsorbent polymer comprising (I) producing a (meth)acrylic acid comprising the steps of (a) synthesizing a crude (meth)acrylic acid phase; (b) distillatively working-up the crude (meth)acrylic acid phase to obtain a (meth)acrylic acid phase and a dimer phase comprising (meth)acrylic acid dimers and/or (meth)acrylic acid oligomers; (c) splitting at least a part of the (meth)acrylic acid dimers or of the (meth)acrylic acid oligomers or both from the dimer phase to obtain a (meth)acrylic acid-comprising a low boiling phase and a high boiling phase comprising less (meth)acrylic acid than the low boiling phase; (d) separating at least a part of the (meth)acrylic acid from the low boiling phase by forming crystals to obtain a pure (meth)acrylic acid, and a residue; (II) polymerizing a monomer phase comprising the pure (meth)acrylic acid to obtain a polymer phase; and (III) working-up the polymer phase to obtain the polymer.
    • 本发明涉及制备超吸收性聚合物,其包括(I)生产(甲基)丙烯酸,其包括以下步骤:(a)合成粗制(甲基)丙烯酸相; (b)蒸馏处理粗(甲基)丙烯酸相以获得(甲基)丙烯酸相和包含(甲基)丙烯酸二聚体和/或(甲基)丙烯酸低聚物的二聚体相; (c)从二聚体相分解至少一部分(甲基)丙烯酸二聚体或(甲基)丙烯酸低聚物或两者,得到包含低沸点相和高沸点相的(甲基)丙烯酸 包括比低沸点相少的(甲基)丙烯酸; (d)通过形成晶体从低沸点相分离出至少一部分(甲基)丙烯酸,得到纯的(甲基)丙烯酸和残余物; (II)使包含纯(甲基)丙烯酸的单体相聚合以获得聚合物相; 和(III)加工聚合物相以获得聚合物。
    • 3. 发明申请
    • Process for Production of (Meth)Acrylic Acid with High Boiling Fraction Work-Up By Means of Crystallization
    • 通过结晶法生产具有高沸点馏分的(甲基)丙烯酸的方法
    • US20080287616A1
    • 2008-11-20
    • US12063949
    • 2006-08-11
    • Torsten BaldufGunther BubJurgen MoslerAndreas SabbaghJurgen KohnArndt Selbach
    • Torsten BaldufGunther BubJurgen MoslerAndreas SabbaghJurgen KohnArndt Selbach
    • C08F120/06C08F2/00B01J19/00C07C51/44
    • C08J3/00C07C51/43C07C57/04
    • A process for production of (meth)acrylic acid is disclosed. The process includes synthesizing and distillatively working-up a crude (meth)acrylic acid phase to obtain a (meth)acrylic acid phase and a dimer phase including (meth)acrylic acid dimers and/or (meth)acrylic acid oligomers. At least a part of the (meth)acrylic acid dimers and/or of the (meth)acrylic acid oligomers from the dimer phase is split to obtain a (meth)acrylic acid including a low-boiling phase and a high-boiling phase including less (meth)acrylic acid than the low-boiling phase. At least a part of the (meth)acrylic acid from the low-boiling phase is separated by forming of one or more crystals to obtain a pure (meth)acrylic acid and a residue. Also disclosed is a device for production of (meth)acrylic acid, a process for production of a polymer as well as chemical products based on or including (meth)acrylic acid or a polymer as well as the use of (meth)acrylic acid or polymers in chemical products.
    • 公开了(甲基)丙烯酸的生产方法。 该方法包括合成和蒸馏处理粗(甲基)丙烯酸相以获得(甲基)丙烯酸相和包含(甲基)丙烯酸二聚体和/或(甲基)丙烯酸低聚物的二聚体相。 (甲基)丙烯酸二聚体和/或来自二聚体相的(甲基)丙烯酸低聚物的至少一部分被分裂,得到包含低沸点相和高沸点相的(甲基)丙烯酸,包括 (甲基)丙烯酸低于低沸点相。 通过形成一种或多种晶体将至少一部分来自低沸点相的(甲基)丙烯酸分离,得到纯的(甲基)丙烯酸和残余物。 还公开了用于生产(甲基)丙烯酸的装置,聚合物的制造方法以及基于(或)(甲基)丙烯酸或聚合物的化学产品,以及使用(甲基)丙烯酸或 化学产品中的聚合物。
    • 5. 发明授权
    • Process for production of (meth)acrylic acid with high boiling fraction work-up by means of crystallization
    • 通过结晶生产高沸点后处理的(甲基)丙烯酸的方法
    • US08178717B2
    • 2012-05-15
    • US12063949
    • 2006-08-11
    • Torsten BaldufGünther BubJürgen MoslerAndreas SabbaghJürgen KohnArndt Selbach
    • Torsten BaldufGünther BubJürgen MoslerAndreas SabbaghJürgen KohnArndt Selbach
    • C07C27/00C07C51/42
    • C08J3/00C07C51/43C07C57/04
    • A process for production of (meth)acrylic acid is disclosed. The process includes synthesizing and distillatively working-up a crude (meth)acrylic acid phase to obtain a (meth)acrylic acid phase and a dimer phase including (meth)acrylic acid dimers and/or (meth)acrylic acid oligomers. At least a part of the (meth)acrylic acid dimers and/or of the (meth)acrylic acid oligomers from the dimer phase is split to obtain a (meth)acrylic acid including a low-boiling phase and a high-boiling phase including less (meth)acrylic acid than the low-boiling phase. At least a part of the (meth)acrylic acid from the low-boiling phase is separated by forming of one or more crystals to obtain a pure (meth)acrylic acid and a residue. Also disclosed is a device for production of (meth)acrylic acid, a process for production of a polymer as well as chemical products based on or including (meth)acrylic acid or a polymer as well as the use of (meth)acrylic acid or polymers in chemical products.
    • 公开了(甲基)丙烯酸的生产方法。 该方法包括合成和蒸馏处理粗(甲基)丙烯酸相以获得(甲基)丙烯酸相和包含(甲基)丙烯酸二聚体和/或(甲基)丙烯酸低聚物的二聚体相。 (甲基)丙烯酸二聚体和/或来自二聚体相的(甲基)丙烯酸低聚物的至少一部分被分裂,得到包含低沸点相和高沸点相的(甲基)丙烯酸,包括 (甲基)丙烯酸低于低沸点相。 通过形成一种或多种晶体将至少一部分来自低沸点相的(甲基)丙烯酸分离,得到纯的(甲基)丙烯酸和残余物。 还公开了用于生产(甲基)丙烯酸的装置,聚合物的制造方法以及基于(或)(甲基)丙烯酸或聚合物的化学产品,以及使用(甲基)丙烯酸或 化学产品中的聚合物。
    • 6. 发明授权
    • Superabsorbent polymers and methods of making the same
    • 超吸收性聚合物及其制造方法
    • US08309668B2
    • 2012-11-13
    • US13461220
    • 2012-05-01
    • Torsten BaldufGünther BubJürgen MoslerAndreas SabbaghJürgen KohnArndt Selbach
    • Torsten BaldufGünther BubJürgen MoslerAndreas SabbaghJürgen KohnArndt Selbach
    • C08F220/06C08L33/02
    • C08J3/00C07C51/43C07C57/04
    • The present invention relates to a process for producing a superabsorbent a polymer comprises (I) producing a pure (meth)acrylic acid comprising the steps of (a) synthesizing a crude (meth)acrylic acid phase; (b) distillatively working-up the crude (meth)acrylic acid phase to obtain a (meth)acrylic acid phase and a dimer phase comprising (meth)acrylic acid dimers or (meth)acrylic acid oligomers or both; (c) splitting at least a part of the (meth)acrylic acid dimers or of the (meth)acrylic acid oligomers or both from the dimer phase to obtain a (meth)acrylic acid-comprising low boiling phase and a high boiling phase comprising less (meth)acrylic acid than the low boiling phase; (d) separating at least a part of the (meth)acrylic acid from the low boiling phase to obtain a pure (meth)acrylic acid, and a residue; (II) polymerizing a monomer phase comprising the pure (meth)acrylic acid to obtain a polymer phase; and (III) working-up the polymer phase to obtain the polymer.
    • 本发明涉及聚合物的超吸收剂的制造方法,其特征在于:(I)制造纯(甲基)丙烯酸,其特征在于,包括:(a)合成粗制(甲基)丙烯酸相的工序; (b)蒸馏处理粗(甲基)丙烯酸相以获得(甲基)丙烯酸相和包含(甲基)丙烯酸二聚体或(甲基)丙烯酸低聚物或二者的二聚体相; (c)从二聚体相分离至少一部分(甲基)丙烯酸二聚体或(甲基)丙烯酸低聚物或两者,得到包含(甲基)丙烯酸的低沸点相和高沸点相,包括 较少(甲基)丙烯酸低于低沸点相; (d)从低沸点相分离出至少一部分(甲基)丙烯酸,得到纯(甲基)丙烯酸,残渣; (II)使包含纯(甲基)丙烯酸的单体相聚合以获得聚合物相; 和(III)加工聚合物相以获得聚合物。