FINELY DIVIDED STARCH-CONTAINING POLYMER DISPERSIONS, METHOD FOR THE PRODUCTION THEREOF AND USE THEREOF AS SIZING AGENT IN PAPER MANUFACTURING
    1.
    发明申请
    FINELY DIVIDED STARCH-CONTAINING POLYMER DISPERSIONS, METHOD FOR THE PRODUCTION THEREOF AND USE THEREOF AS SIZING AGENT IN PAPER MANUFACTURING 审中-公开
    佳作,强度含聚合物分散体,方法的生产和使用作为纸生产施胶剂

    公开(公告)号:WO2011039185A3

    公开(公告)日:2011-05-26

    申请号:PCT/EP2010064357

    申请日:2010-09-28

    Abstract: The invention relates to finely divided starch-containing polymer dispersions, which can be obtained by the radically initiated emulsion polymerization of ethylenically unsaturated monomers in the presence of at least one redox initiator and starch, wherein the ethylenically unsaturated monomers used are (a) 30 to 60% by weight of at least one optionally substituted styrol, (b) 1 to 60% by weight of at least one acrylic acid-C1-C12-alkyl ester and/or methacrylic acid-C1-C12-alkyl ester, (c) 0 to 10% by weight of at least one other ethylenically unsaturated copolymerizable monomer, and the starch used is (d) 15 to 40% by weight of at least one degraded starch having a molar mass Mw of 1000 to 65000 g/mol, wherein the sum (a) + (b) + (c) + (d) = 100% and relates to the total solid matter content, and wherein the polymerization is carried out in the presence of at least 0.01% by weight, relative to the monomers used, of at least one terpene-containing polymerization regulator. The invention further relates to a method for producing the finely divided starch-containing polymer dispersions by means of the emulsion polymerization of monomers (a), (b) and (c) using redox initiators in the presence of (d) degraded starch and at least 0.01% by weight, relative to the monomers used, of at least one terpene-containing polymerization regulator, and to the use of the finely divided starch-containing polymer dispersions as a sizing agent for paper, paperboard and cardboard.

    Abstract translation: 细碎,含淀粉的聚合物分散体,其是由在至少一种氧化还原引发剂和淀粉的存在下烯属不饱和单体的自由基乳液聚合获得,使用如烯属不饱和单体(a)30至60重量%的至少一个任选取代的苯乙烯%,(B)1 到60重量的甲基丙烯酸C1-C12烷基酯中的至少一种丙烯酸C 1 -C 12烷基酯,和/或(c)0至10重量%的至少一种其他烯属不饱和可共聚单体的%和厚度(d)的百分比 15至40重量%采用具有MoImasse Mw为1000的至少一个降解淀粉至65,000克/摩尔,其中,所述总和(A)+(b)+(C)+(D)= 100% 并且是指总固体含量,并且其中在至少0.01重量%的存在下的聚合,基于单体使用的,中的至少一种含萜烯的聚合调节剂进行,程序 对于由单体(a),(b)和(c)与(d)中的存在的氧化还原引发剂的乳液聚合制备细碎,含淀粉的聚合物分散体的降解淀粉和至少0.01重量%,基于所使用的单体,至少一种的 聚合调节剂,以及使用细碎,含淀粉的聚合物分散体作为纸张,纸板和卡纸板的含萜烯的。

    AKD COMPOSITION AND MANUFACTURE OF PAPER AND PAPERBOARD
    2.
    发明申请
    AKD COMPOSITION AND MANUFACTURE OF PAPER AND PAPERBOARD 审中-公开
    AKD的组成和制造纸和纸板

    公开(公告)号:WO2013072277A3

    公开(公告)日:2013-07-18

    申请号:PCT/EP2012072394

    申请日:2012-11-12

    CPC classification number: D21H21/16 D21H17/17 D21H23/04

    Abstract: AKD cellulosic composition obtainable by flowing a stream of a cellulosic suspension through a shearing device and in which a molten alkyl ketene dimer (AKD) is metered in to the stream of cellulosic suspension in or prior to the shearing device. The AKD cellulosic composition is particularly suitable in the manufacture of sized paper and paperboard.

    Abstract translation: AKD纤维素组合物,其可通过使纤维素悬浮液流经剪切装置而获得,并且其中在剪切装置中或之前将熔融烷基乙烯酮二聚体(AKD)计量加入到纤维素悬浮液流中。 AKD纤维素组合物特别适用于大小的纸和纸板的制造。

    FINELY DIVIDED, STARCH-CONTAINING POLYMER DISPERSIONS, PROCESSES FOR THEIR PREPARATION AND USE AS SIZES IN PAPERMAKING
    3.
    发明申请
    FINELY DIVIDED, STARCH-CONTAINING POLYMER DISPERSIONS, PROCESSES FOR THEIR PREPARATION AND USE AS SIZES IN PAPERMAKING 审中-公开
    精细分散,含淀粉的聚合物分散体,其制备方法和用于造纸中的尺寸

    公开(公告)号:WO2013053840A3

    公开(公告)日:2013-08-08

    申请号:PCT/EP2012070188

    申请日:2012-10-11

    Abstract: A finely divided, starch-containing polymer dispersion which is obtainable by free radical emulsion polymerization of ethylenically unsaturated monomers in the presence of at least one redox initiator and starch, wherein (a) from 0 to less than 40% by weight of at least one optionally substituted styrene, (b) from greater than 60 to 100% by weight of at least one C1-C12-alkyl acrylate and/or C1-C12-alkyl methacrylate, (c) from 0 to 10% by weight of at least one other ethylenically unsaturated copolymerizable monomer, are used as the ethylenically unsaturated monomers, the sum (a) + (b) + (c) being 100% and being based on the active monomer content and (d) from 15 to 40% by weight of at least one degraded starch which has a molar mass Mw of from 1000 to 65 000 g/mol, based on the total weight of solids content of components (a) + (b) + (c) + (d), are used as the starch, and the polymerization being carried out in the presence of at least 0.01% by weight, based on the monomers used, of at least one terpene containing chain-transfer agent, and in which the polymer dispersion optionally comprises an aluminium compound. The use of the finely divided, starch-containing polymer dispersions as sizes for paper, board and cardboard is also claimed.

    Abstract translation: 一种细分散的含淀粉的聚合物分散体,其可通过烯属不饱和单体在至少一种氧化还原引发剂和淀粉的存在下的自由基乳液聚合而获得,其中(a)0至小于40重量%的至少一种 任选取代的苯乙烯,(b)大于60至100重量%的至少一种丙烯酸C1-C12烷基酯和/或甲基丙烯酸C1-C12-烷基酯,(c)0至10重量%的至少一种 其他烯键式不饱和可共聚单体用作烯键式不饱和单体,总和(a)+(b)+(c)为100%,基于活性单体含量,(d)15〜40重量% 使用基于组分(a)+(b)+(c)+(d)的固体含量的总重量,摩尔质量Mw为1000至65000g / mol的至少一种降解淀粉用作 淀粉,并且所述聚合在基于所用单体的至少0.01重量%存在下进行 至少一种含萜烯的链转移剂,其中聚合物分散体任选地包含铝化合物。 还要求使用细碎的含淀粉聚合物分散体作为纸,纸板和纸板的尺寸。

    Dispersão de polímero aquosa, processo para preparação de uma dispersão de polímero aquosa, e, uso de uma dispersão de polímero aquosa

    公开(公告)号:BR112016030893B1

    公开(公告)日:2021-09-14

    申请号:BR112016030893

    申请日:2015-07-02

    Applicant: BASF SE

    Abstract: dispersão de polímero aquosa, processo para preparação de uma dispersão de polímero aquosa, e, uso de uma dispersão de polímero aquosa a invenção refere-se a uma dispersão de polímero aquosa contendo amido finamente dividido, que é obtenível pela polimerização de emulsão de radical livre de monômeros etilenicamente insaturados na presença de pelo menos um iniciador de redox e amido, em que os monômeros etilenicamente insaturados compreendem (a) de 30 a 65% em peso de acrilonitrila e/ou metacrilonitrila, (b) de 35 a 60% em peso de pelo menos um acrilato de alquila c1-c12 e/ou pelo menos um metacrilato de alquila c1-c12, (c) de 0 a 35% em peso de pelo menos um outro monômero copolimerizável etilenicamente insaturado, em que a soma de (a), (b) e (c) totaliza 100%, e em que a dispersão de polímero aquosa compreende (d) de 10 a 55% em peso de um amido de tapioca iônico, em que o peso de (d) é com base nos sólidos totais de componentes (a), (b), (c) e (d) da dispersão de polímero aquosa. a invenção também se refere a um processo para a fabricação das dispersões de polímero aquosas contendo amido finamente dividido e também para o uso do dito amido finamente dividido contendo dispersões de polímero aquosas como uma cola para papel, cartão e papelão.

    Dispersiones de polímeros, acuosas, catiónicas, de partículas finas, métodos para su preparación y uso de las mismas

    公开(公告)号:ES2405607T3

    公开(公告)日:2013-05-31

    申请号:ES10724434

    申请日:2010-06-01

    Applicant: BASF SE

    Abstract: Dispersiones de polímero acuosas, catiónicas, de partículas finas, con partículas dispersadas de unagranulometría (tamaño de partícula) promedio de 5 a 250 nm, las cuales pueden obtenerse mediante polimerizaciónpor emulsión de monómeros etilénicamente insaturados en una solución acuosa de un prepolímero catiónico encalidad de dispersante, caracterizadas porque primero se produce el prepolímero catiónico en presencia deiniciadores de polimerización polimerizando (a) 15 a 40 % en peso de una mezcla de al menos dos (met)acrilatos diferentes que tienen respectivamente ungrupo amino y/o grupo amonio cuaternario, y/o (met)acrilamidas que portan respectivamente un grupo amino y/ogrupo amonio cuaternario, (b) 40 a 85 % en peso de al menos un estireno opcionalmente sustituido, (c) 0,5 a 5 % en peso de al menos un monómero etilénicamente insaturado que contiene grupos ácidos y (d) 0 a 20 % en peso de al menos un monómero etilénicamente insaturado, no iónico, distinto de (b),donde la suma de (a) + (b) + (c) + (d) >= 100 % en peso, en una polimerización en solución en un solvente parcial ototalmente miscible con agua, la solución/dispersión del prepolímero se mezcla luego con agua, y porque acontinuación en la solución acuosa del prepolímero se realiza una polimerización por emulsión en presencia deiniciadores de polimerización de una mezcla de monómeros de (i) 0 a 29 % en peso de al menos un estireno opcionalmente sustituido, (ii) 50 a 100 % en peso de al menos un (met)acrilato de C1 a C18, (iii) 0 a 30 % en peso de al menos un éster vinílico de ácidos carboxílicos de C1-C30 lineales o ramificados y (iv) 0 a 30 % en peso de al menos un monómero etilénicamente insaturado, no iónico, diferente de (i), (ii) y (iii),donde la suma de (i) + (ii) + (iii) + (iv) >= 100 % en peso, y la polimerización en solución y/o polimerización poremulsión se realiza opcionalmente en presencia de 0 a 10 % en peso de al menos un regulador de polimerización.

    Dispersiones poliméricas finamente divididas que contienen almidón, procedimientos para su preparación y uso como cola en producción de papel

    公开(公告)号:ES2605153T3

    公开(公告)日:2017-03-13

    申请号:ES12772320

    申请日:2012-10-11

    Applicant: BASF SE

    Abstract: Una dispersión de polímero finamente dividida que contiene almidón, la cual es obtenible mediante polimerización en emulsión por radicales libres de monómeros etilénicamente insaturados en presencia de al menos una iniciadores redox y almidón, en la cual se utilizan (a) de 15 a 35% en peso de al menos un estireno opcionalmente sustituido, (b) de 65 a 80% en peso de al menos un acrilato de alquilo de C1-C12 y/o metacrilato de alquilo de C1-C12, (c) de 0 a 10% en peso de al menos otro monómero etilénicamente insaturado copolimerizable, como los monómeros etilénicamente insaturados, y la suma de (a) + (b) + (c) es igual a 100% con base en el contenido de monómero activo y se usan (d) de 15 a 40% en peso de al menos un almidón degradado que tiene una masa molar Mw de 1000 a 65 000 g/mol, con base en el peso total del contenido de sólidos de los componentes (a) + (b) + (c) + (d), como el almidón, y la polimerización se lleva a cabo en presencia de al menos 0.01% en peso, con base en los monómeros utilizados, de al menos un agente de transferencia de cadena que contiene terpeno, y en la cual la dispersión de polímero comprende opcionalmente un compuesto de aluminio.

    FINELY DIVIDED STARCH-CONTAINING POLYMER DISPERSIONS, METHOD FOR THE PRODUCTION THEREOF AND USE THEREOF AS SIZING AGENT IN PAPER MANUFACTURING

    公开(公告)号:ZA201203113B

    公开(公告)日:2013-06-26

    申请号:ZA201203113

    申请日:2012-04-30

    Applicant: BASF SE

    Abstract: Finely divided, starch-containing polymer dispersions which are obtainable by free radical emulsion polymerization of ethylenically unsaturated monomers in the presence of at least one redox initiator and starch, (a) from 30 to 60% by weight of at least one optionally substituted styrene, (b) from 1 to 60% by weight of at least one C1-C12-alkyl acrylate and/or C1-C12-alkyl methacrylate, (c) from 0 to 10% by weight of at least one other ethylenically unsaturated copolymerizable monomer, being used as ethylenically unsaturated monomers and (d) from 15 to 40% by weight of at least one degraded starch which has a molar mass Mw of from 1000 to 65 000 g/mol being used as the starch, the sum (a)+(b)+(c)+(d) being 100% and being based on the total solids content, and the polymerization being carried out in the presence of at least 0.01% by weight, based on the monomers used, of at least one terpene-containing chain-transfer agent, processes for the preparation of the finely divided, starch-containing polymer dispersions by emulsion polymerization of the monomers (a), (b) and (c) with redox initiators in the presence of (d) degraded starch and at least 0.01% by weight, based on the monomers used, of at least one terpene-containing chain-transfer agent, and use of the finely divided, starch-containing polymer dispersions as sizes for paper, board and cardboard.

    FINELY DIVIDED STARCH-CONTAINING POLYMER DISPERSIONS, METHOD FOR THE PRODUCTION THEREOF AND USE THEREOF AS SIZING AGENT IN PAPER MANUFACTURING

    公开(公告)号:CA2775239C

    公开(公告)日:2013-12-17

    申请号:CA2775239

    申请日:2010-09-28

    Applicant: BASF SE

    Abstract: The invention relates to finely divided starch-containing polymer dispersions, which can be obtained by the radically initiated emulsion polymerization of ethylenically unsaturated monomers in the presence of at least one redox initiator and starch, wherein the ethylenically unsaturated monomers used are (a) 30 to 60% by weight of at least one optionally substituted styrol, (b) 1 to 60% by weight of at least one acrylic acid-C1-C12-alkyl ester and/or methacrylic acid-C1-C12-alkyl ester, (c) 0 to 10% by weight of at least one other ethylenically unsaturated copolymerizable monomer, and the starch used is (d) 15 to 40% by weight of at least one degraded starch having a molar mass Mw of 1000 to 65000 g/mol, wherein the sum (a) + (b) + (c) + (d) = 100% and relates to the total solid matter content, and wherein the polymerization is carried out in the presence of at least 0.01% by weight, relative to the monomers used, of at least one terpene-containing polymerization regulator. The invention further relates to a method for producing the finely divided starch-containing polymer dispersions by means of the emulsion polymerization of monomers (a), (b) and (c) using redox initiators in the presence of (d) degraded starch and at least 0.01% by weight, relative to the monomers used, of at least one terpene-containing polymerization regulator, and to the use of the finely divided starch-containing polymer dispersions as a sizing agent for paper, paperboard and cardboard.

Patent Agency Ranking