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    • 3. 发明申请
    • Polyester-polyacrylate dispersions with reactive diluents based on compounds containing lactone groups
    • 聚酯 - 聚丙烯酸酯分散体与基于含内酯化合物的反应性稀释剂
    • US20060100332A1
    • 2006-05-11
    • US11270218
    • 2005-11-09
    • Rolf GertzmannHeinz-Dietmar GewissThomas MunzmayMartin Melchiors
    • Rolf GertzmannHeinz-Dietmar GewissThomas MunzmayMartin Melchiors
    • C08K5/05
    • C08J3/03C08J2367/00C08L33/08C08L33/10C08L67/00C08L67/04C09D167/00C08L2666/02C08L2666/18
    • The present invention related to a process for preparing aqueous polyester-polyacrylate dispersions having a cosolvent content of 0 to 5% by weight, based on the weight of the dispersion, by preparing a polymer P) in a first step by polymerizing A) a mixture of vinyl monomers that are capable of free-radical copolymerization, in the presence of B) one or more oligoesters prepared from compounds containing lactone groups and having a hydroxyl number of 145 to 710 mg KOH/g, an acid number of ≦0.5 mg KOH/g solids and an average OH functionality of 2.5 to 5 mg KOH/g solids, and then mixing polymer P) in a second step with C) one or more polyester polyols having a hydroxyl number of 10 to 500 mg KOH/g solids and an acid number of >0.5 to ≦30 mg KOH/g solids and dispersing the resulting polymer mixture in water in a further step, before or after addition of a neutralizing agent. The present invention also relates to the aqueous polyester-polyacrylate polymer dispersions obtained in accordance with the process of the invention and to aqueous coating compositions containing the aqueous polyester-polyacrylate polymer dispersions of the invention.
    • 本发明涉及通过聚合A)混合物在第一步中制备共聚物含量为0-5重量%,基于分散体重量的聚酯 - 聚丙烯酸酯分散体的方法,通过制备聚合物P) 的乙烯基单体在B存在下存在下进行自由基共聚的乙烯基单体:一种或多种由含有内酯基团并且羟值为145至710mg KOH / g的化合物制备的低聚酯,酸值<= 0.5mg KOH / g固体,平均OH官能度为2.5至5mg KOH / g固体,然后在第二步中混合聚合物P)和C)一种或多种羟基数为10至500mg KOH / g固体的聚酯多元醇 并且酸值> 0.5至<= 30mg KOH / g固体,并且在加入中和剂之前或之后将所得聚合物混合物进一步分散在水中。 本发明还涉及根据本发明的方法获得的聚酯 - 聚丙烯酸酯聚合物水分散体和含有本发明的聚酯 - 聚丙烯酸酯聚合物水分散体的水性涂料组合物。
    • 4. 发明申请
    • Binder combinations based on polyacrylate dispersions
    • 基于聚丙烯酸酯分散体的粘合剂组合
    • US20080214766A1
    • 2008-09-04
    • US12072815
    • 2008-02-28
    • Thomas MunzmaySandra HackbarthMartin MelchiorsHeinz-Dietmar Gewiss
    • Thomas MunzmaySandra HackbarthMartin MelchiorsHeinz-Dietmar Gewiss
    • C08F120/18
    • C09D133/08
    • Aqueous polyacrylate dispersions comprising hydrophobic co-solvents are provided. The dispersions are prepared from copolymers P) which are comprised of I) a hydroxy-functional, hydrophobic polymer containing as structural monomers Ia) (meth)acrylic acid esters having from C1- to C18-hydrocarbon radicals in the alcohol part and/or vinyl aromatic compounds and/or vinyl esters and Ib) hydroxy-functional monomers; and II) a hydroxy-functional, hydrophilic polymer containing as structural components IIa) (meth)acrylic acid esters having from C1- to C18-hydrocarbon radicals in the alcohol part and/or vinyl aromatic compounds and/or vinyl esters, IIb) hydroxy-functional monomers and IIc) acid-functional monomers, and as solvents C) one or more solvents selected from the group consisting of hydrophobic, water-immiscible hydrocarbons having an initial boiling point of from 170° C. to 250° C. and a dry point of from 200° C. to 280° C., to a process for their preparation and to their use as binders for the production of blister-free coatings.
    • 提供了包含疏水性共溶剂的聚丙烯酸酯水分散体。 分散体由共聚物P)制备,其由I)含有作为结构单体的羟基官能的疏水性聚合物Ia)(甲基)丙烯酸酯,其具有C 1至C 12 - 醇部分和/或乙烯基芳族化合物和/或乙烯基酯中的18-烃基和Ib)羟基官能单体; 和II)含有作为结构成分的结构组分的羟基官能的亲水性聚合物IIa)在醇中具有C 1至C 18 - 烃基的(甲基)丙烯酸酯 部分和/或乙烯基芳族化合物和/或乙烯基酯,IIb)羟基官能单体和IIc)酸官能单体和溶剂C)一种或多种选自疏水性,水不混溶烃的溶剂,其具有 初始沸点为170℃至250℃,干燥温度为200℃至280℃,其制备方法和用作生产无泡涂料的粘合剂 。
    • 6. 发明申请
    • Polyester-polyacrylate dispersions with reactive diluents based on hydroxy-functional esters
    • 具有基于羟基官能酯的反应性稀释剂的聚酯 - 聚丙烯酸酯分散体
    • US20060100348A1
    • 2006-05-11
    • US11270234
    • 2005-11-09
    • Rolf GertzmannHeinz-Dietmar GewissThomas MunzmayMartin Melchiors
    • Rolf GertzmannHeinz-Dietmar GewissThomas MunzmayMartin Melchiors
    • C09B67/00
    • C08J3/03C08J2367/00C08K5/11C08L33/08C08L33/10C08L67/00C08L2201/50C09D167/00C08L2666/04
    • The present invention relates to a process for preparing aqueous, hydroxy-functional polyester-polyacrylate dispersions having a cosolvent content of 0 to 5% by weight, based on the weight of the dispersion, by preparing a polymer P) in a first step by polymerizing A) a mixture of vinyl monomers that are capable of free-radical copolymerization, in the presence of B) one or more compound(s) of formula (I) wherein R1 is an aliphatic, araliphatic or aromatic radical having 1 to 18 carbon atoms, R2 is H or CH3, R3 and R4 are identical or different aliphatic radicals having 1 to 7 carbon atoms, and n is 1 to 4, and then mixing polymer P) in a second step with C) one or more polyester polyols having a hydroxyl number of 10 to 500 mg KOH/g solids and an acid number of >0.5 to ≦30 mg KOH/g solids, and dispersing the resulting polymer mixture in water in a further step, before or after addition of a neutralizing agent. The present invention also relates to the aqueous polyester-polyacrylate polymer dispersions obtained in accordance with the process of the invention and to aqueous coating compositions containing the aqueous polyester-polyacrylate polymer dispersions of the invention.
    • 本发明涉及一种通过在第一步骤中通过聚合制备聚合物P而制备基于分散体重量的共溶剂含量为0-5重量%的水性羟基官能聚酯 - 聚丙烯酸酯分散体的方法 A)在B)一种或多种式(I)化合物的存在下能够进行自由基共聚的乙烯基单体的混合物,其中R 1是脂族,芳脂族或 具有1至18个碳原子的芳族基团,R 2是H或CH 3,R 3和R 4, 是具有1至7个碳原子的相同或不同的脂族基团,n为1至4,然后在第二步中将聚合物P)与C)羟基数为10至500mg KOH / g的一种或多种聚酯多元醇 固体,酸值> 0.5至<= 30mg KOH / g固体,并且在加入中和剂之前或之后将所得聚合物混合物进一步分散在水中。 本发明还涉及根据本发明的方法获得的聚酯 - 聚丙烯酸酯聚合物水分散体和含有本发明的聚酯 - 聚丙烯酸酯聚合物水分散体的水性涂料组合物。