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    • 63. 发明授权
    • Dispersing agent containing copolymer mixture
    • 分散剂含共聚物混合物
    • US08907016B2
    • 2014-12-09
    • US13133022
    • 2009-11-25
    • Mario VierleKlaus LorenzGerhard AlbrechtChristian ScholzPetra WagnerBarbara Wimmer
    • Mario VierleKlaus LorenzGerhard AlbrechtChristian ScholzPetra WagnerBarbara Wimmer
    • C04B24/26C08L29/10C08L33/02C08L35/08C04B103/40
    • C04B24/2694C04B24/2647C04B2103/408C08L29/10C08L33/02C08L35/08C08L2205/02C08L2666/04
    • The invention relates to a polymer composition containing 5 to 95% by weight of a copolymer H and 2 to 60% by weight of a copolymer K, the copolymers H and K each having polyether macromonomer structural units and acid monomer structural units, which are present in the copolymers H and K in each case in a molar ratio of 1:20 to 1:1, and at least 20 mol % of all structural units of the copolymer H and at least 25 mol % of all structural units of the copolymer K being present in each case in the form of acid monomer structural units, the polyether macromonomer structural units of the copolymer H having side chains containing in each case at least 5 ether oxygen atoms, the number of ether oxygen atoms per side chain of the polyether macromonomer structural units of the copolymer H varying in such a way that the corresponding frequency distribution diagram, in which the number of ether oxygen atoms per side chain of a polyether macromonomer structural unit is plotted along the abscissa and the associated frequency for the copolymer H is plotted along the ordinate, contains at least 2 maxima.
    • 本发明涉及一种聚合物组合物,其含有5〜95重量%的共聚物H和2〜60重量%的共聚物K,共聚物H和K各自具有聚醚大分子单体结构单元和酸单体结构单元,其存在 在共聚物H和K中的摩尔比为1:20至1:1的共聚物中,和共聚物H的所有结构单元的至少20摩尔%和共聚物K的所有结构单元的至少25摩尔% 在各种情况下以酸性单体结构单元的形式存在,共聚物H的聚醚大分子单体结构单元具有侧链含有至少5个醚氧原子,每个侧链上的醚氧原子的数量为聚醚大分子单体 共聚物H的结构单元以这样的方式变化,其中相应的频率分布图,其中聚醚大分子单体结构单元的每个侧链的醚氧原子的数量沿着横坐标绘制, 共聚物H的相关频率沿纵坐标绘制,含有至少2个最大值。
    • 64. 发明授权
    • Dispersant comprising copolymer mixture
    • 分散剂包括共聚物混合物
    • US08772377B2
    • 2014-07-08
    • US13133043
    • 2009-11-25
    • Klaus LorenzMario VierleGerhard AlbrechtBarbara WimmerPetra WagnerChristian Scholz
    • Klaus LorenzMario VierleGerhard AlbrechtBarbara WimmerPetra WagnerChristian Scholz
    • C04B28/02C08J3/02C08L39/04C08L33/14C04B24/26C08L33/26C08L43/02C04B40/00C04B28/00C08J3/00C08L39/00C08L33/00C04B103/40C04B103/32
    • C04B24/2647C04B24/2658C04B24/267C04B40/0039C04B2103/32C04B2103/408C08G65/2609C08L29/10C08L33/02C08L33/066C08L33/14C08L33/26C08L35/08C08L43/02C08L71/02C08L2205/02C08L2666/04C08L2666/22
    • The invention relates to a polymer composition containing 3 to 95% by weight of a copolymer H and 3 to 95% by weight of a copolymer K, the copolymers H and K each having polyether macromonomer structural units and acid monomer structural units, which are present in the copolymers H and K in each case in a molar ratio of 1:20 to 1:1, and at least 20 mol % of all structural units of the copolymer H and at least 25 mol % of all structural units of the copolymer K being present in each case in the form of acid monomer structural units, the polyether macromonomer structural units of the copolymers H and K having side chains containing in each case at least 5 ether oxygen atoms, the number of ether oxygen atoms per side chain of the polyether macromonomer structural units of the copolymers H and K varying in each case in such a way that the corresponding frequency distribution diagrams, in which the number of ether oxygen atoms per side chain of a polyether macromonomer structural unit is plotted in each case along the abscissae and the respectively associated frequencies for the copolymers H or K are plotted in each case along the ordinates, contain in each case at least 2 maxima whose abscissa values differ in each case by more than 7 ether oxygen atoms from one another, the frequency distribution diagrams of the copolymers H and K differing from one another in that the abscissa value of at least one maximum of the copolymer H differs in each case by more than 5 ether oxygen atoms from the abscissa values of all maxima of the copolymer K and/or that the arithmetic means of the ether oxygen atoms of the polyether macromonomer structural units of the copolymers H and K differ from one another by more than 5 ether oxygen atoms.
    • 本发明涉及含有3〜95重量%共聚物H和3〜95重量%共聚物K的聚合物组合物,共聚物H和K各自具有聚醚大分子单体结构单元和酸单体结构单元,其存在 在共聚物H和K中的摩尔比为1:20至1:1的共聚物中,和共聚物H的所有结构单元的至少20摩尔%和共聚物K的所有结构单元的至少25摩尔% 在各种情况下以酸单体结构单元的形式存在,共聚物H和K的聚醚大分子单体结构单元具有侧链,每种情况下含有至少5个醚氧原子,每个侧链的醚氧原子数 共聚物H和K的聚醚大分子单体结构单元在每种情况下变化,使得相应的频率分布图,其中聚醚大分子单体结构单元每侧链的醚氧原子数为pl 在每个情况下沿着横坐标分别表示,并且在每种情况下沿着纵坐标绘制共聚物H或K的分别相关联的频率,每种情况下包含至少2个最大值,其横坐标值在每种情况下不同于7个以上的醚氧原子 另一方面,共聚物H和K的频率分布图彼此不同,因为共聚物H的至少一个最大值的横坐标值在每种情况下都不同于5个以上的醚氧原子,从所有最大值的横坐标值 共聚物K和/或共聚物H和K的聚醚大分子单体结构单元的醚氧原子的算术手段彼此间隔超过5个醚氧原子。
    • 66. 发明授权
    • Copolymer synthesis process
    • 共聚物合成工艺
    • US08242218B2
    • 2012-08-14
    • US13114356
    • 2011-05-24
    • Klaus K. LorenzAlexander KrausBarbara WimmerPetra WagnerChristian ScholzManfred Bichler
    • Klaus K. LorenzAlexander KrausBarbara WimmerPetra WagnerChristian ScholzManfred Bichler
    • C08F2/16C08F2/10C08F216/14
    • C04B28/02C04B24/2647C04B24/2694C04B2103/308C08F216/1416C08F220/26Y10S526/915C04B2103/302
    • Preparing a non-ionic copolymer having a hydrolysable monomer residue and a polyether macromonomer residue in a semicontinuous mode in a polymerization reactor associated with a metering device, including introducing polyether macromonomer and water into the reactor, wherein hydrolysable monomer which is added thereto forms a polymerization reaction mixture; introducing hydrolysable monomer into the metering device; adding hydrolysable monomer into the reactor from the metering device; passing a free radical polymerization initiator into the reactor before and/or during the addition of the hydrolysable monomer, the hydrolysable monomer and the polyether macromonomer reacting by free radical polymerization to form the non-ionic copolymer; and, subjecting the reaction mixture to polymerization while an addition rate of the hydrolysable monomer and/or at least a component of the polymerization initiator is varied stepwise or continuously. No monomer is introduced to incorporate ionic cement binding sites into the non-ionic copolymer.
    • 在与计量装置相关联的聚合反应器中制备具有可水解单体残基和聚醚大分子单体残基的非离子共聚物,其包括将聚醚大分子单体和水引入反应器,其中加入的可水解单体形成聚合 反应混合物; 将可水解单体引入计量装置; 从计量装置将可水解单体加入到反应器中; 在可水解单体加入之前和/或期间将自由基聚合引发剂通入自由基聚合引发剂,可水解单体和聚醚大分子单体通过自由基聚合反应形成非离子共聚物; 并且使反应混合物进行聚合,同时可水解单体和/或至少一种聚合引发剂组分的添加速率逐步或连续地改变。 没有引入单体以将离子水泥结合位点引入非离子共聚物。