CATIONIC STARCH GRAFT COPOLYMERS AND NOVEL PROCESS FOR THE PREPARATION OF CATIONIC STARCH GRAFT COPOLYMERS
    1.
    发明申请
    CATIONIC STARCH GRAFT COPOLYMERS AND NOVEL PROCESS FOR THE PREPARATION OF CATIONIC STARCH GRAFT COPOLYMERS 有权
    阳离子淀粉共聚物和制备阳离子淀粉共聚物的新方法

    公开(公告)号:US20100137514A1

    公开(公告)日:2010-06-03

    申请号:US12699116

    申请日:2010-02-03

    IPC分类号: C08B31/00

    摘要: A cationic starch graft copolymer is prepared by polymerization of monomers a) to d) a) 20-80% by weight of acrylamide, methacrylamide or mixtures thereof, b) 3-20% by weight of at least one basic or cationic vinyl monomer; c) 0.005-1.5% by weight of at least one bifunctional or higher-functional crosslinking agent, d) 0-10% by weight of at least one nonionic or anionic vinyl monomer which differs from the monomers mentioned under a) to c) in the presence of a grafting base e) e) 15˜70% by weight of at least one starch or one starch derivative, the sum of a) to e) being 100% by weight.

    摘要翻译: 通过单体a)至d)a)20-80重量%的丙烯酰胺,甲基丙烯酰胺或其混合物的聚合制备阳离子淀粉接枝共聚物,b)3-20重量%的至少一种碱性或阳离子乙烯基单体; c)0.005-1.5重量%的至少一种双官能或更高官能的交联剂,d)0-10重量%的至少一种非离子或阴离子乙烯基单体,其不同于在a)至c)所述的单体 接枝基质的存在e)e)15〜70重量%的至少一种淀粉或一种淀粉衍生物,a)与e)之和为100重量%。

    Cationic starch graft copolymers and novel process for the preparation of cationic starch graft copolymers
    5.
    发明授权
    Cationic starch graft copolymers and novel process for the preparation of cationic starch graft copolymers 有权
    阳离子淀粉接枝共聚物和新型阳离子淀粉接枝共聚物的制备方法

    公开(公告)号:US07786238B2

    公开(公告)日:2010-08-31

    申请号:US10788064

    申请日:2004-02-26

    IPC分类号: C08F31/00 C08F8/30 C08L3/00

    摘要: Cationic starch graft copolymer composed of the monomers a) to d) a) 20-80% by weight of acrylamide, methacrylamide or mixtures thereof, b) 3-20% by weight of at least one basic or cationic vinyl monomer, c) 0.005-1.5% by weight of at least one bifunctional or higher-functional crosslinking agent, d) 0-10% by weight of at least one nonionic or anionic vinyl monomer which differs from the monomers mentioned under a) to c) and a grafting base e) e) 15-70% by weight of at least one starch or one starch derivative, the sum of a) to e) being 100% by weight.

    摘要翻译: 由单体组成的阳离子淀粉接枝共聚物a)至d)a)20-80重量%的丙烯酰胺,甲基丙烯酰胺或其混合物,b)3-20重量%的至少一种碱性或阳离子乙烯基单体,c)0.005 -1.5重量%的至少一种双官能或更高官能的交联剂,d)0-10重量%的至少一种非离子或阴离子乙烯基单体,其不同于a)至c)所述的单体,和接枝碱 e)e)15-70重量%的至少一种淀粉或一种淀粉衍生物,a)至e)的总和为100重量%。

    COMPOSITION FOR IMPROVING DRY STRENGTH
    6.
    发明申请
    COMPOSITION FOR IMPROVING DRY STRENGTH 审中-公开
    用于改善干燥强度的组合物

    公开(公告)号:US20130000857A1

    公开(公告)日:2013-01-03

    申请号:US13583983

    申请日:2011-03-21

    申请人: Bernd Hauschel

    发明人: Bernd Hauschel

    IPC分类号: C08L3/02 D21H21/18

    摘要: The present invention relates to aqueous compositions for increasing dry strength in paper, wherein the composition comprises cationic starch graft polymers and aluminium containing compounds. Said compositions may be added to paper stock suspensions prior to the sheet formation or applied to the surface of the paper web in order to increase the dry strength of the produced paper.

    摘要翻译: 本发明涉及用于增加纸中干燥强度的含水组合物,其中组合物包含阳离子淀粉接枝聚合物和含铝化合物。 所述组合物可以在片材形成之前加入到纸浆悬浮液中或施加到纸幅的表面上,以增加所生产纸的干强度。

    CATIONIC STARCH GRAFT COPOLYMERS AND NOVEL PROCESS FOR THE PREPARATION OF CATIONIC STARCH GRAFT COPOLYMERS
    7.
    发明申请
    CATIONIC STARCH GRAFT COPOLYMERS AND NOVEL PROCESS FOR THE PREPARATION OF CATIONIC STARCH GRAFT COPOLYMERS 有权
    阳离子淀粉共聚物和制备阳离子淀粉共聚物的新方法

    公开(公告)号:US20110139388A1

    公开(公告)日:2011-06-16

    申请号:US13030413

    申请日:2011-02-18

    IPC分类号: D21H23/00

    摘要: A cationic starch graft copolymer is prepared by polymerization of monomers a) to d) a) 20-80% by weight of acrylamide, methacrylamide or mixtures thereof, b) 3-20% by weight of at least one basic or cationic vinyl monomer; c) 0.005-1.5% by weight of at least one bifunctional or higher-functional crosslinking agent, d) 0-10% by weight of at least one nonionic or anionic vinyl monomer which differs from the monomers mentioned under a) to c) in the presence of a grafting base e) e) 15-70% by weight of at least one starch or one starch derivative, the sum of a) to e) being 100% by weight.

    摘要翻译: 通过单体a)至d)a)20-80重量%的丙烯酰胺,甲基丙烯酰胺或其混合物的聚合制备阳离子淀粉接枝共聚物,b)3-20重量%的至少一种碱性或阳离子乙烯基单体; c)0.005-1.5重量%的至少一种双官能或更高官能的交联剂,d)0-10重量%的至少一种非离子或阴离子乙烯基单体,其不同于在a)至c)所述的单体 接枝基质的存在e)e)15-70重量%的至少一种淀粉或一种淀粉衍生物,a)至e)的总和为100重量%。

    Cationic starch graft copolymers and novel process for the preparation of cationic starch graft copolymers
    8.
    发明授权
    Cationic starch graft copolymers and novel process for the preparation of cationic starch graft copolymers 有权
    阳离子淀粉接枝共聚物和新型阳离子淀粉接枝共聚物的制备方法

    公开(公告)号:US07915340B2

    公开(公告)日:2011-03-29

    申请号:US12699116

    申请日:2010-02-03

    IPC分类号: C08B31/00 C08L3/02 C08F8/30

    摘要: A cationic starch graft copolymer is prepared by polymerization of monomers a) to d) a) 20-80% by weight of acrylamide, methacrylamide or mixtures thereof, b) 3-20% by weight of at least one basic or cationic vinyl monomer; c) 0.005-1.5% by weight of at least one bifunctional or higher-functional crosslinking agent, d) 0-10% by weight of at least one nonionic or anionic vinyl monomer which differs from the monomers mentioned under a) to c) in the presence of a grafting base e) e) 15˜70% by weight of at least one starch or one starch derivative, the sum of a) to e) being 100% by weight.

    摘要翻译: 通过单体a)至d)a)20-80重量%的丙烯酰胺,甲基丙烯酰胺或其混合物的聚合制备阳离子淀粉接枝共聚物,b)3-20重量%的至少一种碱性或阳离子乙烯基单体; c)0.005-1.5重量%的至少一种双官能或更高官能的交联剂,d)0-10重量%的至少一种非离子或阴离子乙烯基单体,其不同于在a)至c)所述的单体 接枝基质的存在e)e)15〜70重量%的至少一种淀粉或一种淀粉衍生物,a)与e)之和为100重量%。