Concentrated storage-stable aqueous optical brightening solutions

    公开(公告)号:US09951031B2

    公开(公告)日:2018-04-24

    申请号:US13513369

    申请日:2010-12-01

    IPC分类号: C07D251/54 D21H21/30

    摘要: Concentrated storage stable aqueous solutions (S) comprising components (a), (b) and (c), wherein component (a) is at least one optical brightening agent of formula (1), in which the anionic charge on the brightener is balanced by a cationic charge composed of one or more cations selected from the group consisting of hydrogen, alkali metal cation, alkaline earth metal cation, ammonium, ammonium which is mono-, di- or trisubstituted by a C1-4 linear or branched alkyl radical and ammonium which is mono-, di- or trisubstituted by a C1-4 linear or branched hydroxyalkyl radical, and the concentration of component (a) is 0.08 to 0.3 mol per kg, based on the total weight of the concentrated storage-stable aqueous solutions (S), component (b) is at least one inorganic salt (SA), in a concentration of 2 to 15% by weight, based on the total weight of the concentrated storage-stable aqueous solutions (S), and component (c) is water, in a concentration of 10% to 88% by weight, based on the total weight of the concentrated storage-stable aqueous solutions (S).

    Concentrated Storage-Stable Aqueous Optical Brightening Solutions
    4.
    发明申请
    Concentrated Storage-Stable Aqueous Optical Brightening Solutions 有权
    浓缩储存稳定的水性荧光增白溶液

    公开(公告)号:US20120238171A1

    公开(公告)日:2012-09-20

    申请号:US13513369

    申请日:2010-12-01

    IPC分类号: C09K11/06 D04H13/00 D21H17/09

    摘要: Concentrated storage stable aqueous solutions (S) comprising components (a), (b) and (c), wherein component (a) is at least one optical brightening agent of formula (1), in which the anionic charge on the brightener is balanced by a cationic charge composed of one or more cations selected from the group consisting of hydrogen, alkali metal cation, alkaline earth metal cation, ammonium, ammonium which is mono-, di- or trisubstituted by a C1-4 linear or branched alkyl radical and ammonium which is mono-, di- or trisubstituted by a C1-4 linear or branched hydroxyalkyl radical, and the concentration of component (a) is 0.08 to 0.3 mol per kg, based on the total weight of the concentrated storage-stable aqueous solutions (S), component (b) is at least one inorganic salt (SA), in a concentration of 2 to 15% by weight, based on the total weight of the concentrated storage-stable aqueous solutions (S), and component (c) is water, in a concentration of 10% to 88% by weight, based on the total weight of the concentrated storage-stable aqueous solutions (S).

    摘要翻译: 包含组分(a),(b)和(c)的浓缩储存稳定的水溶液(S),其中组分(a)是至少一种式(1)的荧光增白剂,其中增白剂上的阴离子电荷是平衡的 通过由一个或多个选自氢,碱金属阳离子,碱土金属阳离子,铵,铵,被C 1-4直链或支链烷基单,二或三取代的阳离子组成的阳离子电荷,以及 铵,其是由C 1-4直链或支链羟烷基单取代,二取代或三取代的,并且组分(a)的浓度基于浓缩储存稳定水溶液的总重量为0.08至0.3mol / kg (S)中,成分(b)为至少一种无机盐(SA),浓度为2〜15重量%,基于浓缩储存稳定水溶液(S)的总重量,成分(c )为基于总W的浓度为10%至88%重量的水 八个浓缩储存稳定的水溶液(S)。

    Optical Brightening Compositions
    5.
    发明申请
    Optical Brightening Compositions 有权
    荧光增白组合物

    公开(公告)号:US20110146929A1

    公开(公告)日:2011-06-23

    申请号:US12934161

    申请日:2009-03-12

    摘要: A sizing composition for paper, characterised in that the sizing composition comprises (a) at least one optical brightener of formula (1), (b) a magnesium salt; and (c) a binding agent, which is selected from the group consisting of native starch, enzymatically modified starch and chemically modified starch; 0.1 to 15 parts of component (b) being present per part of component (a).

    摘要翻译: 一种纸的上胶组合物,其特征在于所述施胶组合物包含(a)至少一种式(1)的荧光增白剂,(b)镁盐; 和(c)粘合剂,其选自天然淀粉,酶改性淀粉和化学改性淀粉; 组分(a)每部分存在0.1至15份组分(b)。

    Optical brightening compositions
    6.
    发明授权
    Optical brightening compositions 有权
    荧光增白组合物

    公开(公告)号:US08845861B2

    公开(公告)日:2014-09-30

    申请号:US12934161

    申请日:2009-03-12

    摘要: A sizing composition for paper, characterised in that the sizing composition comprises (a) at least one optical brightener of formula (1), (b) a magnesium salt; and (c) a binding agent, which is selected from the group consisting of native starch, enzymatically modified starch and chemically modified starch; 0.1 to 15 parts of component (b) being present per part of component (a).

    摘要翻译: 一种纸的上胶组合物,其特征在于所述施胶组合物包含(a)至少一种式(1)的荧光增白剂,(b)镁盐; 和(c)粘合剂,其选自天然淀粉,酶改性淀粉和化学改性淀粉; 组分(a)每部分存在0.1至15份组分(b)。

    Aqueous Compositions For Whitening And Shading In Coating Applications

    公开(公告)号:US20130209820A1

    公开(公告)日:2013-08-15

    申请号:US13703290

    申请日:2011-06-21

    IPC分类号: D21H19/44

    摘要: Aqueous coating composition for optical brightening and shading of substrates comprising (a) at least one optical brightener of formula (I) in which the anionic charge on the brightener is balanced by a cationic charge composed of one or more identical or different cations selected from the group consisting of hydrogen, an alkali metal cation, alkaline earth metal, ammonium, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched alkyl radical, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched hydroxyalkyl radical, ammonium which is, di-, tri- or tetrasubstituted by a mixture of C1-C4 linear or branched alkylradical and linear or branched hydroxyalkyl radical or mixtures of said compounds, R1 and R1′ may be the same or different, and each is hydrogen, C1-C4 linear or branched alkyl, C2-C4 linear or branched hydroxyalkyl, CH2CO2−, CH2CH2CONH2 or CH2CH2CN, R2 and R2′ may be the same or different, and each is C1-C4 linear or branched alkyl, C2-C4 linear or branched hydroxyalkyl, CH2CO2−, CH(CO2−)CH2CO2−, CH(CO2−)CH2CH2CO2−, CH2CH2SO3−, CH2CH2CO2−, CH2CH(CH3)CO2−, benzyl, or R1 and R2 and/or R1′ and R2′, together with the neighboring nitrogen atom signify a morpholine ring and p is 0, 1 or 2, (b) at least one shading dye of formula (II) in which R3 signifies H, methyl or ethyl, R4 signifies paramethoxyphenyl, methyl or ethyl, M signifies a cation selected from the group consisting of hydrogen, an alkali metal cation, alkaline earth metal, ammonium, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched alkyl radical, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched hydroxyalkyl radical, ammonium which is, di-, tri- or tetrasubstituted by a mixture of C1-C4 linear or branched alkylradical and linear or branched hydroxyalkyl radical or mixtures of said compounds, (c) at least one white pigment, (d) at least one primary binder, (e) optionally one or more secondary binders and (f) water.

    Aqueous compositions for whitening and shading in coating applications

    公开(公告)号:US08932727B2

    公开(公告)日:2015-01-13

    申请号:US13703290

    申请日:2011-06-21

    IPC分类号: B32B23/04

    摘要: Aqueous coating composition for optical brightening and shading of substrates comprising (a) at least one optical brightener of formula (I) in which the anionic charge on the brightener is balanced by a cationic charge composed of one or more identical or different cations selected from the group consisting of hydrogen, an alkali metal cation, alkaline earth metal, ammonium, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched alkyl radical, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched hydroxyalkyl radical, ammonium which is, di-, tri- or tetrasubstituted by a mixture of C1-C4 linear or branched alkylradical and linear or branched hydroxyalkyl radical or mixtures of said compounds, R1 and R1′ may be the same or different, and each is hydrogen, C1-C4 linear or branched alkyl, C2-C4 linear or branched hydroxyalkyl, CH2CO2−, CH2CH2CONH2 or CH2CH2CN, R2 and R2′ may be the same or different, and each is C1-C4 linear or branched alkyl, C2-C4 linear or branched hydroxyalkyl, CH2CO2−, CH(CO2−)CH2CO2−, CH(CO2−)CH2CH2CO2−, CH2CH2SO3−, CH2CH2CO2−, CH2CH(CH3)CO2−, benzyl, or R1 and R2 and/or R1′ and R2′, together with the neighboring nitrogen atom signify a morpholine ring and p is 0, 1 or 2, (b) at least one shading dye of formula (II) in which R3 signifies H, methyl or ethyl, R4 signifies paramethoxyphenyl, methyl or ethyl, M signifies a cation selected from the group consisting of hydrogen, an alkali metal cation, alkaline earth metal, ammonium, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched alkyl radical, ammonium which is mono-, di-, tri- or tetrasubstituted by a C1-C4 linear or branched hydroxyalkyl radical, ammonium which is, di-, tri- or tetrasubstituted by a mixture of C1-C4 linear or branched alkylradical and linear or branched hydroxyalkyl radical or mixtures of said compounds, (c) at least one white pigment, (d) at least one primary binder, (e) optionally one or more secondary binders and (f) water.