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    • 13. 发明授权
    • Polyester polyols of low molar mass, their preparation and use in coating compositions
    • 低摩尔质量的聚酯多元醇,它们在涂料组合物中的制备和用途
    • US06211306B1
    • 2001-04-03
    • US09583731
    • 2000-05-31
    • Ulrich EppleUlrike KuttlerClaudia Pietsch
    • Ulrich EppleUlrike KuttlerClaudia Pietsch
    • C08F2000
    • C08G18/423C08F20/00C08G18/4072C08G63/00C09D175/06
    • Mixtures of low molar mass polyester polyols having a weight-average molar mass Mw of not more than 2000 g/mol, with hydroxyl numbers of from 80 to 300 mg/g and acid numbers of from 5 to 35 mg/g, comprising structural units derived from aliphatic polycyclic polyhydroxy compounds having at least two hydroxyl groups per molecule, branched aliphatic acyclic dihydroxy compounds, aliphatic cyclic polycarboxylic acids, aliphatic acyclic or monocyclic polyhydroxy compounds having three or more hydroxyl groups per molecule, and polyfunctional compounds selected from aliphatic linear and monocyclic dihydroxy compounds, aliphatic linear and branched dicarboxylic acids, aromatic dicarboxylic acids and polycarboxylic acids having three or more carboxyl groups per molecule, and also monofunctional units selected from monocarboxylic acids and monoalcohols, and acrylic copolymers made by radically initiated polymerisation in the presence of cyclic compounds that can react with hydroxy or acid functional comonomers can be used as binders in very high solid one-pack or two-pack coating compositions, especially in spray surfacers.
    • 具有重量平均摩尔质量Mw不大于2000g / mol,羟值为80至300mg / g和酸值为5至35mg / g的低摩尔质量聚酯多元醇的混合物包含结构单元 衍生自每分子具有至少两个羟基的脂族多环多羟基化合物,每分子具有三个或更多个羟基的支链脂族无环二羟基化合物,脂族环状多元羧酸,脂族无环或单环多羟基化合物,以及选自脂族直链和单环的多官能化合物 二羟基化合物,脂族直链和支链二羧酸,芳族二羧酸和每分子具有三个或更多个羧基的多羧酸,以及选自单羧酸和一元醇的单官能单元,以及在环状化合物存在下通过自由基引发聚合制备的丙烯酸共聚物 可以与羟基或酸性反应 nal共聚单体可用作非常高固体单组分或双组分涂料组合物中的粘合剂,特别是在喷雾表面活性剂中。
    • 14. 发明授权
    • Polyester polyols of low molar mass, their preparation and use in
coating compositions
    • 低摩尔质量的聚酯多元醇,它们在涂料组合物中的制备和用途
    • US6087469A
    • 2000-07-11
    • US263624
    • 1999-03-05
    • Ulrich EppleUlrike KuttlerClaudia Pietsch
    • Ulrich EppleUlrike KuttlerClaudia Pietsch
    • C08F20/00C08G18/40C08G18/42C08G18/63C08G63/00C08G63/199C09D175/06
    • C08G18/423C08F20/00C08G18/4072C08G63/00C09D175/06
    • Low molar mass polyester polyols having a weight-average molar mass M.sub.W of not more than 2000 g/mol, with hydroxyl numbers of from 80 to 300 mg/g and acid numbers of from 5 to 35 mg/g, comprising the stated mole fractions (in %=mol/100 mol) of structural units derived from:a) from 1 to 45% of aliphatic polycyclic polyhydroxy compounds having at least two hydroxyl groups per molecule,b) from 5 to 50% of branched aliphatic acyclic dihydroxy compounds,c) from 30 to 50% of aliphatic cyclic polycarboxylic acids,d) from 0 to 30% of aliphatic acyclic or monocyclic polyhydroxy compounds having three or more hydroxyl groups per molecule, ande) from 0 to 10% of polyfunctional compounds selected from aliphatic linear and monocyclic dihydroxy compounds, aliphatic linear and branched dicarboxylic acids, aromatic dicarboxylic acids and polycarboxylic acids having three or more carboxyl groups per molecule, and alsof) from 0 to 10% of monofunctional units selected from monocarboxylic acids and monoalcohols,the mole fractions indicated in each case under a), b), c), d), e) and f) adding up to 100% and use of these low molar mass polyester polyols or mixtures thereof of copolymers in one- and two-component coating materials and also spray surfacers.
    • 羟值为80〜300mg / g,酸值为5〜35mg / g的重量平均摩尔质量MW为2000g / mol以下的低摩尔质量聚酯多元醇,其含有所述摩尔分数 (%= mol / 100mol)衍生自以下的结构单元:a)1至45%的每分子具有至少两个羟基的脂族多环多羟基化合物,b)5至50%的支链脂族无环二羟基化合物, c)脂族环状多元羧酸的30-50%,d)0-30%每分子具有三个或更多个羟基的脂族无环或单环多羟基化合物,和e)0-10%多官能化合物,选自脂肪族 线性和单环二羟基化合物,脂族直链和支链二羧酸,芳族二羧酸和每分子具有三个或更多个羧基的多元羧酸,以及f)0至10%选自单羧酸和m的单官能单元 在每种情况下,在a),b),c),d),e)和f)处表示的摩尔分数表示在一个和一个和(或))中加入高达100%,并使用这些低摩尔质量的聚酯多元醇或其共聚物的混合物 双组分涂料和喷雾表面活性剂。