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    • 1. 发明授权
    • Solvent-free polyrethane-polymer-hybrid-dispersion and use thereof
    • 无溶剂聚氨酯 - 聚合物 - 杂化分散体及其用途
    • US06787596B1
    • 2004-09-07
    • US10110446
    • 2002-04-11
    • Alois MaierStefan IngrischHerbert WinkelmannFranz WolfertstetterAlfred KernWerner TemmeRalph Bergs
    • Alois MaierStefan IngrischHerbert WinkelmannFranz WolfertstetterAlfred KernWerner TemmeRalph Bergs
    • C08J300
    • C09D175/04C08F283/006C08G18/0823C08G18/12C08G18/6692C08L51/08C09D151/08C08G18/3228
    • A solvent-free polyurethane-polymer hybrid dispersion having a high solids content of polymer or formulation constituents is described, which is obtainable by a) the multistage preparation of a polyurethane base dispersion and b) by the subsequent preparation of a polyurethane-polymer hybrid dispersion. This polyurethane-polymer hybrid dispersion not only is distinguished by complete freedom from solvents and high solids contents in combination with low viscosity and a technically simple preparation process but also has excellent mechanical properties and, owing to the low hydrophilicity, high water resistance. The polyurethane-polymer hybrid dispersion proposed according to the invention can be used in an outstanding manner in formulations for sport floor coverings, said dispersion being suitable in particular as a binder for resilient coats, as a spray or leveling coating on resilient or rigid substrates, as an adhesion promoter or primer, as filling compounds for sealing pores, as adhesive for the adhesive bonding of prefabricated resilient layers or for the sealing of sport floor coverings.
    • 描述了具有高固体含量的聚合物或配制成分的无溶剂的聚氨酯 - 聚合物混合分散体,其可通过以下方式获得:a)通过随后制备聚氨酯 - 聚合物混合分散体的聚氨酯基分散体的多阶段制备和b)。 聚氨酯 - 聚合物混合分散体不仅通过完全不含溶剂和高固体含量与低粘度和技术上简单的制备方法相结合,而且具有优异的机械性能,并且由于亲水性低,耐水性高。 根据本发明提出的聚氨酯 - 聚合物混合分散体可以以优异的方式用于运动地板覆盖物的配方中,所述分散体特别适用于弹性涂层的粘合剂,作为弹性或刚性基材上的喷涂或流平涂层, 作为粘合促进剂或底漆,作为用于密封孔的填充化合物,作为用于预制弹性层的粘合剂粘合剂或用于运动地板覆盖物的密封的粘合剂。
    • 2. 发明授权
    • Hybrid polyurethane-polymer dispersion with high film hardness, method for the production and the use thereof
    • 具有高膜硬度的混合聚氨酯 - 聚合物分散体,其制备方法和用途
    • US06566438B1
    • 2003-05-20
    • US09787939
    • 2001-03-22
    • Stefan IngrischAlois MaierHerbert WinkelmannFranz WolfertstetterAlfred KernJosef Weichmann
    • Stefan IngrischAlois MaierHerbert WinkelmannFranz WolfertstetterAlfred KernJosef Weichmann
    • C08J300
    • C08G18/12C08G18/0823C08G2270/00C09D175/06C08G18/3228C08L33/00
    • Described is a polyurethane/polymer hybrid dispersion with high film hardness, which comprises the reaction components (A) from 3 to 25% by weight of a polyol component consisting of (i) from 2 to 20% by weight of a relatively high molecular mass polyol component, (ii) from 0.5 to 5% by weight of a low molecular mass polyol component, (iii) from 0.5 to 3% by weight of a low molecular mass and anionically modifiable polyol component, (B) from 2 to 20% by weight of a polyisocyanate component, (C) if desired, from 0 to 6% by weight of a solvent component consisting of (i) at least one polyisocyanate-inert organic solvent and/or (ii) a polyisocyanate-inert reactive diluent, (D) from 0.15 to 1.5% by weight of a neutralizing component, (E) from 0.1 to 1% by weight of a chain extender component, (F) from 5 to 40% by weight of a monomer component, (G) from 0.01 to 1.5% by weight of an initiator component, and water as the remainder. The advantages of the polyurethane/polymer hybrid dispersion of the invention, such as high hardness coupled with high flexibility of the crack-free films, good chemical resistance, great stability of the dispersion within a wide pH range, good freeze/thaw stability, and the use of inexpensive raw materials, are achieved in a simplified synthesis route, without subsequence chemical crosslinking, with a simultaneously low organic solvent content (≦4% by weight), and with good filming at temperatures ≦+10° C.
    • 描述了具有高膜硬度的聚氨酯/聚合物混合分散体,其包含3至25重量%的多元醇组分的反应组分(A),其由(i)2至20重量%的较高分子量 多元醇组分,(ii)0.5至5重量%的低分子量多元醇组分,(iii)0.5至3重量%的低分子量和阴离子可修饰的多元醇组分,(B)2至20重量% 重量的多异氰酸酯组分,(C)如果需要,0至6重量%的由(i)至少一种多异氰酸酯惰性有机溶剂和/或(ii)多异氰酸酯惰性反应性稀释剂组成的溶剂组分, (D)0.15〜1.5重量%的中和成分(E)0.1〜1重量%的增链剂成分(F)5〜40重量%的单体成分(G)来自 0.01〜1.5重量%的引发剂组分,余量为水。本发明的聚氨酯/聚合物混合分散体的优点 例如高硬度,无裂纹膜的高柔韧性,良好的耐化学性,在宽的pH范围内的分散体的稳定性,良好的冷冻/融化稳定性和廉价原料的使用,在 简化的合成路线,没有亚序列化学交联,同时低有机溶剂含量(<= 4重量%),并且在<= + 10℃的温度下具有良好的成膜性。
    • 5. 发明授权
    • Solvent-free polyurethane dispersion
    • 无溶剂的聚氨酯分散体
    • US06635723B1
    • 2003-10-21
    • US09623649
    • 2000-10-30
    • Alois MaierFranz WolfertstetterHerbert WinkelmannJosef WeichmannAlfred Kern
    • Alois MaierFranz WolfertstetterHerbert WinkelmannJosef WeichmannAlfred Kern
    • C08J300
    • C09K3/1021C03C17/322C04B41/4884C08G18/0823C08G18/12C08G18/44C08G18/4854C08G18/6659C08G18/6692C09D175/08C08G18/3228C08G18/2865
    • A description is given of a solvent-free polyurethane dispersion having a high solids content of polyurethane polymer or fillers, which is obtainable by a) allowing a relatively high molecular weight polyol component (A) (i) and, if desired, a low molecular weight polyol component (A) (ii) to react with a polyisocyanate component (B) in the presence or absence of a catalyst to give a polyurethane preadduct, then b) reacting the polyurethane preadduct from step a) with a low molecular weight and anionically modifiable polyol component (A) (iii) containing two or more hydroxyl groups and one or more carboxyl groups to give the corresponding prepolymer, c) allowing the prepolymer from step b) to react with a neutralization component (C) until the carboxyl groups have been completely or partially neutralized, subsequently or simultaneously d) dispersing the neutralized prepolymer from step c) in water which may further comprise a formulation component (F) comprising fillers, pigments, plasticizers, fibrous materials and other customary additives, subsequently e) reacting the dispersion from step d) with a chain extension component (D), and f) if desired, allowing the dispersion from step e) to react with a chain stopper component (E). The polyurethane dispersion of the invention has an ideal linear segmented structure due to its method of preparation and has extraordinarily high solids contents combined with comparatively low viscosities, complete freedom from solvents, excellent materials properties (e.g. elasticity, elongation and tensile strength) and is prepared by a technically simple process.
    • 给出了具有高固体含量的聚氨酯聚合物或填料的无溶剂聚氨酯分散体的描述,其可通过以下方式获得:a)允许相对高分子量的多元醇组分(A)(i),并且如果需要,可以获得低分子量 多元醇组分(A)(ⅱ)在催化剂存在或不存在下与多异氰酸酯组分(B)反应得到聚氨酯预加成物,然后b)使来自步骤a)的聚氨酯预加合物与低分子量和阴离子可修饰的多元醇 含有两个或多个羟基和一个或多个羧基以得到相应的预聚物的组分(A)(iii),c)使来自步骤b)的预聚物与中和组分(C)反应,直到羧基完全 或部分中和,随后或同时)将中和的预聚物从步骤c)分散在水中,其可以进一步包含配料组分(F),其包含填料,颜料,塑性 使得步骤d)的分散体与链延伸组分(D)反应,和f)如果需要,使步骤e)的分散体与链终止组分(E)反应。 由于其制备方法,本发明的聚氨酯分散体具有理想的线性分段结构,并且具有非常高的固体含量,结合相对低的粘度,完全不含溶剂,优异的材料性能(例如 弹性,伸长率和拉伸强度),并通过技术上简单的工艺制备。
    • 8. 发明授权
    • Method for producing self- emulsifiable aqueous polyurethane resins having improved characteristics
    • 具有改进特性的自乳化水性聚氨酯树脂的制造方法
    • US06855764B2
    • 2005-02-15
    • US10129291
    • 2000-12-07
    • Alois MaierStefan IngrischAlfred Kern
    • Alois MaierStefan IngrischAlfred Kern
    • C08G18/08C08G18/12C08G18/66C08J3/00C08K3/20C08L75/00
    • C08G18/6674C08G18/0823C08G18/12C08G18/348
    • A method for producing self-emulsifiable, aqueous polyurethane resins by a) preparing a premix of polyol component including a least one diol having a molar mass of 500 to 5,000 Dalton, at least one polyhydroxyalkane at least one anionically modifiable dihydroxyalkane-carboxylic acid and 0 to 9 parts by weight of a solvent component in desired ratios; b) reacting a polyisocyanate component the premix from stage a) to give a polyurethane preadduct, c) reacting the polyurethane preadduct from stage b) with either the premix from stage a) or with an anionically modifiable dihydroxyalkanecarboxylic acid to give a polyurethane prepolymer; d) mixing the polyurethane prepolymer from stage c) with a prepared mixture of water, a neutralizing component and an antifoam component; and thereafter or simultaneously reacting the aqueous polyurethane prepolymer from stage d) with a chain-extending component which is diluted with water.
    • 一种制备自乳化的水性聚氨酯树脂的方法,该方法是:a)制备包含摩尔质量为500-5,000道尔顿的至少一种二醇的多元醇组分的预混物,至少一种聚羟基烷烃至少一种阴离子可修饰的二羟基烷烃羧酸和0 至9重量份的所需比例的溶剂组分; b)将多异氰酸酯组分与步骤a)的预混物反应得到聚氨酯预加成物,c)使来自阶段b)的聚氨酯预加合物与来自阶段a)的预混物或与阴离子可修饰的二羟基烷烃羧酸反应得到聚氨酯预聚物; d)将来自阶段c)的聚氨酯预聚物与制备的水,中和组分和消泡剂组分的混合物混合; 然后或同时使来自阶段d)的水性聚氨酯预聚物与用水稀释的链延伸组分反应。