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    • 3. 发明授权
    • Aqueous dispersions of hydrosoluble polymerisates of ethylenically unsaturated anionic monomers, method for the production and use thereof
    • 烯键式不饱和阴离子单体的水溶性聚合物的水分散体,其制备方法和用途
    • US07754804B2
    • 2010-07-13
    • US10565772
    • 2004-07-17
    • Pulakesh MukherjeeMarc LeducPeter ClaassenWerner GauweilerRoland Nowack
    • Pulakesh MukherjeeMarc LeducPeter ClaassenWerner GauweilerRoland Nowack
    • C08F2/16
    • C08F283/06C08F251/00C08F265/00C08F291/06C08F2/20
    • An aqueous dispersion of water-soluble polymers obtained by free radical polymerization of ethylenically unsaturated anionic monomers in an aqueous medium in the presence of a stabilizer, wherein the stabilizer comprises: (a) at least one water-soluble polymer selected from the group consisting of a graft polymer of vinyl acetate and/or vinyl propionate on polyethylene glycol, a polyethylene glycol blocked at one or both terminal groups with an alkyl, a carboxyl or an amino group, and a copolymer of alkyl polyalkylene glycol methacrylate and methacrylic acid; and (b) at least one water-soluble polymer selected from the group consisting of a hydrolyzed copolymer of vinyl alkyl ether and maleic anhydride in the form of free carboxyl groups or in the form of salts at least partially neutralized with one or more alkali metal hydroxides or one or more ammonium bases, a cationically modified potato starch, an anionically modified potato starch, a degraded potato starch and maltodextrin.
    • 通过烯属不饱和阴离子单体在水性介质中在稳定剂存在下自由基聚合获得的水溶性聚合物的水分散体,其中所述稳定剂包括:(a)至少一种选自以下的水溶性聚合物: 乙酸乙烯酯和/或丙酸乙烯酯在聚乙二醇上的接枝聚合物,在一个或两个端基被烷基,羧基或氨基封端的聚乙二醇和烷基聚亚烷基二醇甲基丙烯酸酯和甲基丙烯酸的共聚物; 和(b)至少一种选自游离羧基形式的乙烯基烷基醚和马来酸酐的水解共聚物的水溶性聚合物或至少部分用一种或多种碱金属中和的盐形式 氢氧化物或一种或多种铵碱,阳离子改性马铃薯淀粉,阴离子改性马铃薯淀粉,降解马铃薯淀粉和麦芽糖糊精。
    • 4. 发明申请
    • Aqueous dispersions of hydrosoluble polymerisates of ethylenically unsaturated anionic monomers, method for the production and use thereof
    • 烯键式不饱和阴离子单体的水溶性聚合物的水分散体,其制备方法和用途
    • US20070117903A1
    • 2007-05-24
    • US10565772
    • 2004-07-17
    • Pulakesh MukherjeeMarc LeducPeter ClaassenWerner GauweilerRoland Nowack
    • Pulakesh MukherjeeMarc LeducPeter ClaassenWerner GauweilerRoland Nowack
    • C08L9/00
    • C08F283/06C08F251/00C08F265/00C08F291/06C08F2/20
    • Aqueous dispersions of water-soluble polymers of ethylenically unsaturated anionic monomers are obtainable by free radical polymerization of the monomers in an aqueous medium in the presence of at least one stabilizer, the polymerization being carried out in the presence of at least one water-soluble polymer of the groups consisting of (a) graft polymers of vinyl acetate and/or vinyl propionate on polyethylene glycols, polyethylene glycols blocked at one or both terminal groups with alkyl, carboxyl or amino groups, copolymers of alkyl polyalkylene glycol acrylates or alkyl polyalkylene glycol methacrylates and acrylic acid and/or methacrylic acid, polyalkylene glycols, polyalkylene glycols blocked at one or both terminal groups with alkyl, carboxyl or amino groups, and (b) hydrolyzed copolymers of vinyl alkyl ethers and maleic anhydride in the form of the free carboxyl groups and in the form of the salts at least partly neutralized with alkali metal hydroxides or ammonium bases, and/or of water-soluble starch from the group consisting of cationically modified potato starch, anionically modified potato starch, degraded potato starch and maltodextrin as a stabilizer, said aqueous dispersions are prepared by free radical polymerization of the monomers in an aqueous medium in the presence of the abovementioned water-soluble polymers of the groups (a) and (b) and said aqueous dispersions are used as thickeners for aqueous systems.
    • 烯键式不饱和阴离子单体的水溶性聚合物的水分散体可通过在至少一种稳定剂存在下在水性介质中单体自由基聚合而获得,聚合在至少一种水溶性聚合物存在下进行 由(a)乙酸乙烯酯和/或丙酸乙烯酯在聚乙二醇上的接枝聚合物,在一个或两个末端用烷基,羧基或氨基封端的聚乙二醇,烷基聚亚烷基二醇丙烯酸酯或烷基聚亚烷基二醇甲基丙烯酸酯的共聚物 和丙烯酸和/或甲基丙烯酸,聚亚烷基二醇,在一个或两个端基用烷基,羧基或氨基封闭的聚亚烷基二醇,和(b)游离羧基形式的乙烯基烷基醚和马来酸酐的水解共聚物 和至少部分用碱金属氢氧化物或铵碱中和的盐的形式,和/或 由阳离子改性马铃薯淀粉,阴离子改性马铃薯淀粉,降解马铃薯淀粉和麦芽糖糊精作为稳定剂组成的组中的水溶性淀粉,所述水性分散体是通过单体在含水介质中的存在下的自由基聚合制备的 上述(a)和(b)组的水溶性聚合物和所述水分散体用作含水体系的增稠剂。
    • 8. 发明授权
    • Method for producing paper, paperboard and cardboard
    • 生产纸张,纸板和纸板的方法
    • US08486227B2
    • 2013-07-16
    • US13609356
    • 2012-09-11
    • Anton EsserRainer BlumJoachim KuhnMarc LeducRalf Hemel
    • Anton EsserRainer BlumJoachim KuhnMarc LeducRalf Hemel
    • D21H17/34D21H17/37D21H17/55D21H17/56D21H21/02D21H21/10
    • D21H21/02D21H17/37
    • A process for the production of paper, board and cardboard by draining a paper stock containing interfering substances in the presence of polymers which contain vinylamine units and which have an average molar mass Mw of at least 1 million, a high-consistency stock first being prepared, at least one polymer containing vinylamine units and having an average molar mass Mw of at least 1 million and a degree of hydrolysis of from 1 to 20 mol % being metered into the high-consistency stock, the high-consistency stock being diluted to a low-consistency stock by adding water, and the low-consistency stock being drained, the polymers being hydrolyzed homo- or copolymers of N-vinylcarboxamides additives for reducing deposits in the wire part, press section and drying section of paper machines.
    • 一种制备纸,纸板和纸板的方法,该方法是在含有乙烯胺单元的聚合物存在下含有干扰物质的纸料,并且其平均摩尔质量Mw至少为100万,首先制备高稠度原料 至少一种含有乙烯胺单元并且具有至少100万的平均摩尔质量Mw和1至20摩尔%的水解度的聚合物被计量加入高浓度原料中,将高稠度原料稀释至 低浓度原料通过加水,低浓度原料被排出,聚合物被水解为N-乙烯基甲酰胺添加剂的均聚物或共聚物,用于还原造纸机的丝线部分,压榨部分和干燥部分中的沉积物。
    • 9. 发明申请
    • Method For the Production of Paper, Cardboard and Card
    • 生产纸张,纸板和卡片的方法
    • US20080196852A1
    • 2008-08-21
    • US12065688
    • 2006-09-05
    • Marc LeducOliver KochSimon ChampRainer BlumAndreas MerkelKnut Menke
    • Marc LeducOliver KochSimon ChampRainer BlumAndreas MerkelKnut Menke
    • D21H17/45
    • D21H21/10D21H17/37D21H17/55D21H17/56D21H17/68
    • Process for the production of paper, board and cardboard by draining a paper stock with sheet formation in the presence of a retention aid system comprising (i) at least one polymer comprising vinylamine units, in the form of the free bases, of the salts and/or in quaternized form, as the sole cationic polymer, (ii) at least one linear, anionic polymer having a molar mass Mw of at least 1 million and/or at least one branched, anionic, water-soluble polymer and/or bentonite and/or silica gel and (iii) at least one particulate, anionic, crosslinked, organic polymer having a mean particle diameter of at least 1 μm and an intrinsic viscosity of less than 3 dl/g, and use of the retention aid system comprising the components (i), (ii) and (iii) as an additive in the production of paper, board and cardboard.
    • 用于在存在助留剂系统的情况下通过排出具有片材形成的纸料的纸,纸板和纸板的生产方法,包括(i)至少一种包含游离碱形式的乙烯胺单元的聚合物盐,和 /或以季铵化形式,作为唯一的阳离子聚合物,(ii)至少一种线性阴离子聚合物,其具有至少100万摩尔质量百分比和/或至少一种支链,阴离子, 水溶性聚合物和/或膨润土和/或硅胶和(iii)至少一种平均粒径至少为1μm,特性粘度小于3dl / g的颗粒状,阴离子交联的有机聚合物, 以及包含组分(i),(ii)和(iii))的助留剂体系在纸,纸板和纸板的生产中作为添加剂的使用。
    • 10. 发明申请
    • METHOD FOR PRODUCING PAPER, PAPERBOARD AND CARDBOARD
    • 生产纸张,纸板和卡片的方法
    • US20130014908A1
    • 2013-01-17
    • US13609356
    • 2012-09-11
    • Anton EsserRanier BlumJoachim KuhnMarc LeducRalf Hemel
    • Anton EsserRanier BlumJoachim KuhnMarc LeducRalf Hemel
    • D21H23/00
    • D21H21/02D21H17/37
    • A process for the production of paper, board and cardboard by draining a paper stock containing interfering substances in the presence of polymers which contain vinylamine units and which have an average molar mass Mw of at least 1 million, a high-consistency stock first being prepared, at least one polymer containing vinylamine units and having an average molar mass Mw of at least 1 million and a degree of hydrolysis of from 1 to 20 mol % being metered into the high-consistency stock, the high-consistency stock being diluted to a low-consistency stock by adding water, and the low-consistency stock being drained, the polymers being hydrolyzed homo- or copolymers of N-vinylcarboxamides additives for reducing deposits in the wire part, press section and drying section of paper machines.
    • 一种制备纸,纸板和纸板的方法,该方法是在含有乙烯胺单元的聚合物存在下含有干扰物质的纸料,并且其平均摩尔质量Mw至少为100万,首先制备高稠度原料 至少一种含有乙烯胺单元并且具有至少100万的平均摩尔质量Mw和1至20摩尔%的水解度的聚合物被计量加入高浓度原料中,将高浓度原料稀释至 低浓度原料通过加水,低浓度原料被排出,聚合物被水解为N-乙烯基甲酰胺添加剂的均聚物或共聚物,用于还原造纸机的丝线部分,压榨部分和干燥部分中的沉积物。