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    • 1. 发明授权
    • Polymer dispersion comprising particles of polyurethane and a copolymer or terpolymer produced by emulsion polymerization of olefinically unsaturated monomers
    • 包含聚氨酯颗粒和通过烯属不饱和单体的乳液聚合制备的共聚物或三元共聚物的聚合物分散体
    • US06924336B2
    • 2005-08-02
    • US10069469
    • 2001-05-31
    • Hans Uwe FaustAlistair John McLennanKevin Schofield
    • Hans Uwe FaustAlistair John McLennanKevin Schofield
    • C08F283/00C08G18/08C08G18/12C08L75/04C08J3/00C08F8/30C08K3/20C08L75/00C09J201/00
    • C08G18/12C08F283/006C08G18/0823C08G18/0866C08L75/04C08G18/3231C08L33/00
    • A polymer dispersion comprising an aqueous, continuous phase and dispersed particles of polyurethane, which is based on organic, non-aromatic isocyanates with a functionality of at least 2, said polyurethane having a high degree of crystallinity and whose crystalline phase has a melting point between 25 and 70° C., and a copolymer and/or terpolymer having a Tg (glass transition temperature) between −20 and +50° C. obtainable by emulsion polymerization of ethylenically unsaturated monomeric materials containing only C, H, O and/or N atoms, which monomeric materials comprise from 0.5 to 15 percent on the total of monomeric materials of monomers containing at least one nitrile group, in a weight ratio between 50:50 and 10:90 (polyurethane to emulsion polymer), in which the particles of the dispersion are in the form of multiphase particles comprising said polyurethane and said copolymer and/or terpolymer and which dispersion is obtainable by emulsion polymerization of the monomeric materials in the presence of the polyurethane dispersion, said eventual polymer dispersion having a solids content of 30 to 70%. The invention also comprises the use of these dispersions as an adhesive, especially for heat seal laminating, preferably for 3-D(imensional) Laminating. The dispersion is also useful as a size for glass fibers.
    • 一种包含水性连续相和分散的聚氨酯颗粒的聚合物分散体,其基于官能度至少为2的有机非芳族异氰酸酯,所述聚氨酯具有高结晶度,并且其结晶相的熔点在 25℃和70℃,以及具有-20℃至+ 50℃之间的Tg(玻璃化转变温度)的共聚物和/或三元共聚物可通过仅含烯属不饱和单体材料的乳液聚合得到 C,H,O和/或N原子,该单体材料占含有至少一个腈基的单体的单体材料的总量的0.5至15%,重量比为50:50至10:90(聚氨酯至 乳液聚合物),其中分散体的颗粒是包含所述聚氨酯和所述共聚物和/或三元共聚物的多相颗粒的形式,并且所述分散体可通过所述共聚物和/或三元共聚物的乳液聚合获得 在聚氨酯分散体存在下的聚氨酯材料,所述最终的聚合物分散体的固含量为30-70%。 本发明还包括使用这些分散体作为粘合剂,特别是用于热封层压,优选用于3-D(显像)层压。 该分散体也可用作玻璃纤维的尺寸。
    • 3. 发明申请
    • Vinyl acetate / butenedioic acid cycloalkyl ester copolymers and uses thereof
    • 乙酸乙烯酯/丁烯二酸环烷基酯共聚物及其用途
    • US20100168362A1
    • 2010-07-01
    • US12655284
    • 2009-12-28
    • Alistair John McLennanPeter M. Zeimentz
    • Alistair John McLennanPeter M. Zeimentz
    • C08F222/10
    • C08F218/08C08F210/02C08F212/08C08F212/12C08F212/14C08F218/10C08F220/56C08F220/58C08F222/14D04H1/587
    • A polymer composition is typically obtainable by reacting: a) 40-90 pphwm of vinyl acetate; b) 30-5 pphwm of cycloalkyl esters of a butenedioic acid; and optionally c) 30-5 pphwm of vinyl esters of α-monosubstituted fatty acids; and/or d) 20-5 pphwm of an α-olefin monomer; and/or e) 20-0.1 pphwm of a functional monomer unit such as as self-crosslinking monomer. The polymer is composed and synthesized so as to be useful for one or more of: emulsions, in general; paints, including high pigment volume paints and other decorative coatings; adhesives for porous substrates such as wood or non-porous substrates such as metals, plastics or glass; binders for fibrous substrates such as woven or nonwoven products including textiles, apparel in general, papers, scrim, engineered fabrics, glass or other mineral fibers, roofing or flooring materials;construction compositions including cementitious compositions, caulks and sealants; functional coatings for waterproofing and so forth; powders such as redispersible powders for waterproofing, adhesives and the like.
    • 聚合物组合物通常可通过以下方式获得:a)40-90pphwm的乙酸乙烯酯; b)30-5pphwm的丁烯二酸的环烷基酯; 和任选地c)30-5pphwm的α-单取代的脂肪酸的乙烯基酯; 和/或d)20-5pphwm的α-烯烃单体; 和/或e)20-0.1pphwm的官能单体单元,例如作为自交联单体。 聚合物的组成和合成,以便可用于以下中的一种或多种:通常的乳液; 涂料,包括高颜料体积涂料和其他装饰涂料; 多孔基材如木材或无孔基材如金属,塑料或玻璃的粘合剂; 用于纤维基材的粘合剂,例如包括纺织品,一般的服装,纸,稀松布,工程织物,玻璃或其他矿物纤维,屋顶或地板材料的织造或非织造产品; 施工组合物包括水泥组合物,填缝剂和密封剂; 功能性防水涂料等; 粉末如可再分散的防水粉末,粘合剂等。