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    • 5. 发明授权
    • Emulsion polymer comprising activators, process for preparation thereof and use thereof in two-component or multicomponent systems
    • 包含活化剂的乳液聚合物,其制备方法及其在双组分或多组分体系中的用途
    • US08168736B2
    • 2012-05-01
    • US12668450
    • 2008-06-27
    • Gerold SchmittWolfgang KlesseJoachim Knebel
    • Gerold SchmittWolfgang KlesseJoachim Knebel
    • C08F220/10
    • C08F265/06C08F285/00C09D151/003C09J151/003
    • The invention describes anemulsion polymer which can be obtained by polymerization of a mixture comprising a) from 5 to 99.9% by weight of one or more monomers having a solubility in water of 2% by weight at 20° C.; and e) 0.1-95% by weight of at least one activator, with the components a) to e) adding up to 100% by weight of the polymerizable constituents of the mixture, and is characterized in that e1) the activator is a compound of the Formula I, where the radicals R1 to R7 and X have the meanings given in the description; and in that e2) the activator e) is incorporated via covalent bonds into the emulsion polymer. The emulsion polymer makes it possible to form core-shell polymers having a protected activator fixed to the polymer and can be used particularly advantageously for controlling the pot life of two-component or multicomponent systems, for example in adhesives, pourable resins, floor coatings, compositions for reactive pegs, dental compositions or sealing compositions.
    • 本发明描述了一种乳液聚合物,其可以通过聚合包含a)5至99.9重量%的一种或多种在20℃下具有<2重量%的水溶性的单体的混合物而获得,并且选自 由单官能(甲基)丙烯酸酯单体,苯乙烯和乙烯基酯组成的组; b)0至70重量%的可与单体a)共聚的一种或多种单体; c)0至20重量%的一种或多种双重或多重的乙烯基不饱和化合物; d)0至20重量%的在20℃下具有> 2重量%水溶性的一种或多种极性单体; 和e)0.1-95重量%的至少一种活化剂,组分a)至e)加入至多100重量%的混合物的可聚合组分,其特征在于e1)活化剂是化合物 其中基团R 1至R 7和X具有在说明书中给出的含义; 并且在该e2)中,活化剂e)通过共价键并入乳液聚合物中。 乳液聚合物使得可以形成具有固定在聚合物上的保护的活化剂的核 - 壳聚合物,并且可以特别有利地用于控制双组分或多组分体系的适用期,例如在粘合剂,可倾倒树脂,地板涂料, 反应栓,牙科组合物或密封组合物的组合物。
    • 6. 发明申请
    • COMPOSITION COMPRISING AS THE AQUEOUS DISPERSION PREFERABLY (METH)ACRYLATE POLYMERS CONTAINING BENZOPHENONE IN A MIXTURE WITH (METH)ACRYLATE POLYMERS DIFFERENT THEREFROM AND THE USE OF SAID COMPOSITION
    • 作为含有(甲基)丙烯酸酯聚合物的混合物中含有苯甲酸酯(甲基)丙烯酸酯聚合物的优选(甲基)丙烯酸酯聚合物的组合物和不同组合物的使用
    • US20110319514A1
    • 2011-12-29
    • US13201889
    • 2010-03-02
    • Christine Maria BreinerMario Gomez AndreuGerold SchmittWolfgang Klesse
    • Christine Maria BreinerMario Gomez AndreuGerold SchmittWolfgang Klesse
    • C09D129/12C08J3/28
    • C04B41/009C04B41/483C04B41/63C04B2111/60C08L33/12C08L2205/02C09D133/12C04B28/02C08L2666/04
    • The invention describes a composition comprising, in the form of aqueous dispersion, A) for every 100 parts by weight of a, or of a plurality of, (meth)acrylate polymer(s); B) from 1-400 parts by weight of a, or of a plurality of, (meth)acrylate polymer(s), which contain(s) a compound of the formula (I) copolymerized, where the (meth)acrylate polymer(s) B) differ from the (meth)acrylate polymers specified in A), where these are obtainable by emulsion polymerization of a mixture comprising a) from 0.1 to 99.9 percent by weight of at least one compound of the formula (I), preferably of a benzophenone (meth)acrylate, in which the definitions of the moieties are those given in the description; and b) from 99.9 to 0.1% by weight of a, or of a plurality of, ethylenically unsaturated monomer(s) which differ(s) from a) and which is/are copolymerizable with a), where components a) and b) together give 100% by weight of the polymerizable constituents of the mixture; and where the parts by weight of A) and B) are based on the solids content of the polymers A) or B) in the aqueous dispersion. Dispersions of this type are UV-curable and have excellent suitability for the production of coatings of any type, in particular for coating of mineral substrates, such as concrete. The dispersions of the invention are also advantageous for blending with known dispersions and improve their properties, in particular in respect of their curing profile.
    • 本发明描述了一种组合物,其包含水分散体的形式,A)每100重量份的一种或多种(甲基)丙烯酸酯聚合物; B)1-400重量份的一种或多种(甲基)丙烯酸酯聚合物,其含有(s)共聚的式(I)化合物,其中(甲基)丙烯酸酯聚合物( s)B)与A)中规定的(甲基)丙烯酸酯聚合物不同,其中这些可通过将混合物乳液聚合而获得,所述混合物包含a)0.1至99.9重量%的至少一种式(I)化合物,优选 的二苯甲酮(甲基)丙烯酸酯,其中部分的定义是在说明书中给出的那些; 和b)99.9重量%至0.1重量%的a)或多个不同于a)的烯键式不饱和单体,并且其可与a)共聚,其中组分a)和b) 一起提供100重量%的混合物的可聚合组分; 并且其中A)和B)的重量份数基于水分散体中聚合物A)或B)的固体含量。 这种类型的分散体是可UV固化的,并且对于任何类型的涂料的生产具有优异的适用性,特别是用于矿物基材例如混凝土的涂层。 本发明的分散体也有利于与已知的分散体共混并改进其性能,特别是在其固化分布方面。
    • 10. 发明申请
    • PROCESS FOR PREPARING (METH)ACRYLATES
    • 制备(甲基)丙烯酸酯的方法
    • US20100280205A1
    • 2010-11-04
    • US12745703
    • 2008-09-29
    • Joachim KnebelRalf MerbachGuido ProtzmannKlaus GottmannJohn HirshGerold SchmittDieter TessmerWilhelm KarnbrockWolfgang KlesseVolker Kerscher
    • Joachim KnebelRalf MerbachGuido ProtzmannKlaus GottmannJohn HirshGerold SchmittDieter TessmerWilhelm KarnbrockWolfgang KlesseVolker Kerscher
    • C08F120/12C07C69/54
    • C07C67/03C08F20/18C08F120/12C07C69/54
    • Process for preparing (meth)acrylates of the formula (I) CH2═C(R1)—CO—O—R2   (I) in which R1 is hydrogen or methyl and R2 is a saturated or unsaturated, linear or branched, aliphatic or cyclic alkyl radical having 6 to 22 carbon atoms, or a (C6-C14)-aryl-(C1-C8)-alkyl radical; by reacting a (meth)acrylate of the formula II CH2═C(R1)—CO—OR3   (II) with an alcohol of the formula (III) HO—R2   (III) in the presence of an amount of a suitable catalyst which catalyses the reaction and of an amount of a phenolic polymerization inhibitor or a combination of two or more phenolic polymerization inhibitors which is sufficient to inhibit undesired polymerization; the reaction being undertaken with input or introduction into the reaction mixture resulting from the reaction of an amount of oxygen or of an oxygenous gas mixture sufficient to inhibit undesired polymerization, and the process is characterized in that the specific total oxygen input is less than or equal to 1.0 l/kg, measured in litres of oxygen per kilogram of (meth)acrylate of the formula (I), where the volume of oxygen introduced is calculated at a temperature of 25° C. and a pressure of 101 325 pascal. The resulting (meth)acrylates can surprisingly be processed to particularly high molecular weight emulsion polymers which are, for example, outstandingly suitable for use as flow resistance reducers in mineral oil extraction.
    • 制备式(I)的(甲基)丙烯酸酯的方法,其中R 1是氢或甲基,R 2是饱和或不饱和的,直链或支链的脂族或环状的 具有6至22个碳原子的烷基或(C 6 -C 14) - 芳基 - (C 1 -C 8) - 烷基; 通过使式II CH 2 = C(R 1)-CO-OR 3(II)的(甲基)丙烯酸酯与式(III)的醇HO-R 2(III)在一定量的合适的催化剂存在下反应, 催化反应和一定量的酚聚合抑制剂或两种或多种酚聚合抑制剂的组合,其足以抑制不期望的聚合; 反应是通过输入或引入反应混合物中进行的,所述反应混合物是由一定量的氧气或足够抑制不期望的聚合的氧气混合物的反应而产生的,并且该方法的特征在于特定的总氧气输入量小于或等于 至1.0l / kg,以公斤式(I)的(甲基)丙烯酸酯计,氧气的导入量在25℃,压力为101 325帕斯卡时计算。 所得到的(甲基)丙烯酸酯可以令人惊奇地加工成特别高分子量的乳液聚合物,例如非常适合用作矿物油提取中的阻流剂。