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    • 1. 发明申请
    • AQUEOUS BINDER COMPOSITIONS
    • 水性粘合剂组合物
    • WO2013174894A1
    • 2013-11-28
    • PCT/EP2013/060558
    • 2013-05-23
    • BASF SEBASF SCHWEIZ AG
    • HARTIG, JensDARGATZ, ManfredHÄBERLE, KarlENCK, Sebastian
    • C08L33/04C08K5/29
    • C09D133/12C08F265/06C08K5/29C08L33/04C08L2201/54C08L2308/00C09D133/10C09D151/003C08L33/066C08L33/02C08L33/14C08F220/18
    • The present invention relates to aqueous binder compositions which are based on aqueous multistage polymer dispersions, to the uses of such binder compositions, and to coating compositions comprising them. The aqueous binder composition comprises: a) a polymer P in the form of an aqueous multistage polymer dispersion of dispersed polymer particles, where the polymer particles comprise a first polymer having a glass transition temperature of at least 30°C and being made of ethylenically unsaturated monomers M-A, and a second polymer having a glass transition temperature of not more than 20°C and being made of ethylenically unsaturated monomers M-B, where the ethylenically unsaturated monomers M-A and M-B together comprise: i. 85% to 99.45% by weight, preferably 87.5% to 97% by weight and in particular 90% to 95.5% by weight, based in each case on the total amount of monomers M-A + M-B, of at least one neutral, monoethylenically unsaturated monomer M1 having a solubility in water of at most 50 g/l at 25°C and 1 bar; ii. 0.5% to 10% by weight, preferably 1 % to 7.5% by weight and in particular 1.5% to 6.5% by weight, based in each case on the total amount of monomers M-A + M-B, of at least one neutral, monoethylenically unsaturated monomer M2 having a solubility in water of at least 100 g/l at 25°C and 1 bar; iii. 0.05 to 0.5% by weight, preferably 0.15% to 0.5% by weight and in particular 0.3% to 0.5% by weight, based in each case on the total amount of monomers M-A + M-B, of one or more monoethylenically unsaturated monomers M3 having an acidic group; and iv. optionally from 0 to 5% by weight and in particular from 0 to 4.5% by weight, based in each case on the total amount of monomers M-A + M-B, of one or more monomers M4 having at least two non-conjugated ethylenically unsaturated double bonds; and b) at least one carbodiimide having at least two carbodiimide moieties, which are bound to an aliphatic carbon atom.
    • 本发明涉及基于水分多阶段聚合物分散体,这种粘合剂组合物的用途以及包含它们的涂料组合物的水性粘合剂组合物。 水性粘合剂组合物包含:a)分散聚合物颗粒的水性多级聚合物分散体形式的聚合物P,其中聚合物颗粒包含玻璃化转变温度至少为30℃的第一聚合物,并且由烯键式不饱和物构成 单体MA和玻璃化转变温度不超过20℃并由烯属不饱和单体MB制成的第二聚合物,其中烯属不饱和单体MA和MB一起包括:i。 85%至99.45%重量,优选87.5%至97%重量,特别是90%至95.5%重量,基于每种情况,单体MA + MB的总量为至少一种中性单烯属不饱和单体 M1在25℃和1巴下在水中的溶解度最多为50g / l; II。 至少一种中性单烯属不饱和单体,基于单体MA + MB的总量,基于每种情况下的0.5%至10%重量,优选1%至7.5%重量,特别是1.5%至6.5% M2在25℃和1巴下在水中的溶解度至少为100g / l; III。 0.05至0.5重量%,优选0.15重量%至0.5重量%,特别是0.3重量%至0.5重量%,基于每种情况下单体MA + MB的总量,一种或多种单烯属不饱和单体M3具有 酸性基团 和iv。 任选地0至5重量%,特别是0至4.5重量%,基于每种情况下基于单体MA + MB的总量,一种或多种具有至少两个非共轭烯属不饱和双键的单体M4 ; 和b)至少一种具有至少两个碳二亚胺部分的碳二亚胺结合到脂族碳原子上。
    • 3. 发明申请
    • AQUEOUS POLYMER DISPERSION
    • 水性聚合物分散体
    • WO2018019977A1
    • 2018-02-01
    • PCT/EP2017/069109
    • 2017-07-28
    • BASF SE
    • ENCK, SebastianNESVADBA, PeterTONHAUSER, ChristophUMBACH, Tobias ReinhardRANFT, MeikSTEININGER, HelmutHARTIG, Jens
    • C08F2/38C08F222/10C09D133/14
    • The invention relates to aqueous polymer dispersions, comprising a water insoluble polymer P in the form of dispersed polymer particles, which is obtainable by free radical aqueous emulsion polymerization of ethylenically unsaturated monomers M, which comprise a) at least one monomer M1 which exhibits two ethylenically unsaturated moieties which are connected by a linker which comprises a disulfide moiety, and b) at least one monoethylenically unsaturated monomer M2, which has a low water solubility. The invention also relates to processes for preparing such an aqueous polymer dispersion, to solid polymer compositions in powder form, obtainable by drying such polymer dispersions, to the use of such polymer dispersions in a coating material, adhesive or sealant and to a methods of coating a surface of a substrate which comprises applying an aqueous coating composition, which contains such an polymer dispersion.
    • 本发明涉及含水聚合物分散体,其包含分散聚合物颗粒形式的水不溶性聚合物P,其可通过烯键式不饱和单体M的自由基水乳液聚合获得,其包含a) 至少一种具有两个烯键式不饱和部分的单体M1,所述烯键式不饱和部分通过包含二硫部分的接头连接,和b)至少一种具有低水溶性的单烯属不饱和单体M2。 本发明还涉及制备这种聚合物水分散体的方法,通过干燥这种聚合物分散体获得的粉末形式的固体聚合物组合物,涉及这种聚合物分散体在涂料中的用途,粘合剂或密封剂,以及涂覆方法 包括施涂含有这种聚合物分散体的含水涂料组合物的基材表面。
    • 5. 发明申请
    • PROCESS FOR PREPARING AN AQUEOUS POLYMER LATEX
    • 制备水性聚合物乳胶的方法
    • WO2017191167A1
    • 2017-11-09
    • PCT/EP2017/060487
    • 2017-05-03
    • BASF SE
    • ROST, TanjaBALK, RoelofWILLERICH, ImmanuelENCK, SebastianLESWIN, JoostGASCHLER, WolfgangSCHEUBLE, Martin Robert
    • C08F212/08C08F220/18C09D133/02C09D133/08C08K3/22
    • The present invention relates to a process for preparing an aqueous polymer latex by polymerising a monomer composition M by a radical emulsion polymerisation, where the monomer composition M consists of a) 80 to 99.95% by weight, based on the total weight of the monomer composition M, of ethylenically unsaturated monomers M1, which are selected from mixtures consisting of at least one monomer M1 a, selected from C 1 -C 20 -alkyl esters of acrylic acid and C 5 -C 20 -alkylesters of methacrylic acid; and at least one monomer M1 b, selected from vinyl aromatic monomers, and C 1 -C 4 -alkyl esters of methacrylic acid and mixtures thereof; b) 0.05 to 5% by weight, based on the total weight of the monomer composition M, of one or more monoethylenically unsaturated monomers M2, which are selected from monoethylenically unsaturated monocarboxylic acids having 3 to 6 carbon atoms and monoethylenically unsaturated dicarboxylic acids having 4 to 6 carbon atoms; c) 0 to 20% by weight of non-ionic monomers M3, which are different from monomers M1; where at least 95% of the monomer composition M to be polymerised are metered during a period P to the polymerisation reaction under polymerisation conditions, wherein during at least one period P(n), which is within said period P, the relative amount of monomers M2, which are metered to the polymerisation reaction during the periods P(n), to the total amount of the monomer composition M, which is metered to the polymerisation reaction during said period P(n), is at least 1 % by weight higher than the relative amount of monomers M2, which are metered to the polymerisation reaction outside of each of said periods P(n), to the total amount of the monomer composition M, which is metered to the polymerisation reaction outside of each of said periods P(n). The present invention also relates to the aqueous polymer latex, which is obtainable by said process and to the use of said aqueous polymer latex as a binder or co-binder in a water-borne coating composition, which contains a titanium dioxide pigment.
    • 本发明涉及一种通过自由基乳液聚合使单体组合物M聚合来制备含水聚合物胶乳的方法,其中单体组合物M由以下组分组成:a)80-99.95重量%的基于 基于单体组合物M的总重量计,烯属不饱和单体M1选自由至少一种选自C 1 -C 20低聚物的单体M1a, 丙烯酸的烷基酯和甲基丙烯酸的C 5 -C 20烷基酯; 和至少一种选自甲基丙烯酸的乙烯基芳族单体和C 1 -C 4烷基酯及其混合物的至少一种单体M1b; b)基于单体组合物M的总重量,0.05-5重量%的一种或多种单烯属不饱和单体M2,其选自具有3-6个碳原子的单烯属不饱和单羧酸和具有4个碳原子的单烯属不饱和二羧酸 至6个碳原子; c)0-20重量%的不同于单体M1的非离子单体M3; 其中在聚合条件下至少95%的待聚合的单体组合物M在聚合反应的时间段P内计量加入,其中在所述时间段P内的至少一个周期P(n)期间,单体 在时段P(n)期间计量到聚合反应的M 2与在所述时段P(n)期间计量到聚合反应的单体组合物M的总量的比率为至少1重量% 比在每个所述周期P(n)之外计量加入到聚合反应中的单体M2的相对量大到在每个所述周期P之外计量到聚合反应的单体组合物M的总量 (N)。 本发明还涉及可通过所述方法获得的水性聚合物胶乳,以及所述水性聚合物胶乳作为粘合剂或共粘合剂在含有二氧化钛颜料的水性涂料组合物中的用途。 p>
    • 6. 发明公开
    • AQUEOUS BINDER COMPOSITIONS
    • 水性粘合剂组合物
    • EP2855579A1
    • 2015-04-08
    • EP13724276.4
    • 2013-05-23
    • BASF SE
    • HARTIG, JensDARGATZ, ManfredHÄBERLE, KarlENCK, Sebastian
    • C08L33/04C08K5/29
    • C09D133/12C08F265/06C08K5/29C08L33/04C08L2201/54C08L2308/00C09D133/10C09D151/003C08L33/066C08L33/02C08L33/14C08F220/18
    • The present invention relates to aqueous binder compositions which are based on aqueous multistage polymer dispersions, to the uses of such binder compositions, and to coating compositions comprising them. The aqueous binder composition comprises: a) a polymer P in the form of an aqueous multistage polymer dispersion of dispersed polymer particles, where the polymer particles comprise a first polymer having a glass transition temperature of at least 30°C and being made of ethylenically unsaturated monomers M-A, and a second polymer having a glass transition temperature of not more than 20°C and being made of ethylenically unsaturated monomers M-B, where the ethylenically unsaturated monomers M-A and M-B together comprise: i. 85% to 99.45% by weight, preferably 87.5% to 97% by weight and in particular 90% to 95.5% by weight, based in each case on the total amount of monomers M-A + M-B, of at least one neutral, monoethylenically unsaturated monomer M1 having a solubility in water of at most 50 g/l at 25°C and 1 bar; ii. 0.5% to 10% by weight, preferably 1 % to 7.5% by weight and in particular 1.5% to 6.5% by weight, based in each case on the total amount of monomers M-A + M-B, of at least one neutral, monoethylenically unsaturated monomer M2 having a solubility in water of at least 100 g/l at 25°C and 1 bar; iii. 0.05 to 0.5% by weight, preferably 0.15% to 0.5% by weight and in particular 0.3% to 0.5% by weight, based in each case on the total amount of monomers M-A + M-B, of one or more monoethylenically unsaturated monomers M3 having an acidic group; and iv. optionally from 0 to 5% by weight and in particular from 0 to 4.5% by weight, based in each case on the total amount of monomers M-A + M-B, of one or more monomers M4 having at least two non-conjugated ethylenically unsaturated double bonds; and b) at least one carbodiimide having at least two carbodiimide moieties, which are bound to an aliphatic carbon atom.