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    • 3. 发明授权
    • Use of polyurethane resins for aqueous filler compositions
    • 聚氨酯树脂用于含水填料组合物
    • US5047294A
    • 1991-09-10
    • US396964
    • 1989-08-18
    • Michael SchwabGerd Walz
    • Michael SchwabGerd Walz
    • C08G18/08C08G18/12C08G18/65C09D175/00C09D175/04
    • C08G18/12C08G18/0819C09D175/04Y10T428/31551
    • Use of a water-dispersible polymer as binder in an aqueous filler composition which may or may not comprise, in addition to other polymeric binders, crosslinking agents and the customary additives, wherein the water-dispersible polymer is a polyurethane resin which contains building blocks derived from(A) polyisocyanates,(B) polyols having an average molecular weight M.sub.n of at least 400,(C) low-molecular polyols if desired and,(D) compounds containing at least two groups reactive toward isocyanate groups and at least one group capable of forming anions, and(E) compounds which are monofunctional or contain active hydrogen of variable reactivity, these building blocks being always positioned at the chain end fo the polyurethane resin, and optionally(F) compounds which are other than (B), (C), (D) and (E) and contain at least two groups reactive toward NCO groups.The crosslinked filler coatings obtainable therefrom are distinguished, inter alia, by improved stone-chip resistance at low temperatures and by good intercoat adhesion.
    • 在水性填料组合物中使用水分散性聚合物作为粘合剂,除了其它聚合物粘合剂之外,还可以包含交联剂和常规添加剂,其中水分散性聚合物是聚氨酯树脂,其含有衍生的结构单元 (A)多异氰酸酯,(B)平均分子量Mn至少为400的多元醇,(C)如果需要,低分子多元醇,和(D)含有至少两个对异氰酸酯基反应的基团和至少一个基团 能够形成阴离子的化合物,和(E)单官能或含有具有可变活性的活性氢的化合物,这些结构单元总是位于聚氨酯树脂的链端,和(B),(B) (C),(D)和(E),并且含有至少两个对NCO基团具有反应性的基团。 可从其获得的交联的填料涂层尤其通过改善低温下的石芯片电阻和良好的层间粘附性来区分。
    • 4. 发明授权
    • Water-thinnable two-component coating preparation, a process for its
preparation, and its use
    • 可水稀释双组分涂料制备,其制备方法及其用途
    • US5334651A
    • 1994-08-02
    • US36024
    • 1993-03-23
    • Michael SchwabUdo FrankGerd Walz
    • Michael SchwabUdo FrankGerd Walz
    • C09D175/04C08G18/08C08G18/10C08G18/12C09D5/34C09D175/00D21H19/00C08L75/04
    • C08G18/12C08G18/0819
    • Water-thinnable two-component coating preparation, comprisinga) a polyisocyanate component comprising one or more organic polyisocyanates, andb) a polyurethane resin prepared by1. reacting(A) polyisocyanates with(B) polyols having an average molecular weight M.sub.n of at least 400,(C) optionally low molecular weight polyols and(D) compounds having at least two groups which are reactive toward isocyanate groups and at least one group which is capable of anion formation,to give a prepolymer containing free NCO groups and2. reacting the prepolymer prepared in step 1 with at least one of the components:(E) low molecular weight polyols carrying no further groups which are reactive toward isocyanate groups, these compounds being employed in excess;(F) compounds which are monofunctional or contain active hydrogen of differing reactivity, and are different from (E), and optionally(G) compounds which are different from (B), (C), (D), (E) and (F) and contain at least two groups which react with NCO groups.
    • 可水稀释的双组分涂料制剂,其包含a)包含一种或多种有机多异氰酸酯的多异氰酸酯组分,和b)通过使(A)多异氰酸酯与(B)平均分子量Mn在 至少400,(C)任选的低分子量多元醇和(D)具有至少两个对异氰酸酯基反应的基团和至少一个能够形成阴离子的基团的化合物,得到含有游离NCO基团的预聚物和2。 使步骤1中制备的预聚物与至少一种组分反应:(E)不携带另外对异氰酸酯基团反应的基团的低分子量多元醇,这些化合物被过量使用; (F)与(B),(C),(D),(E)和(C),(E)和(B)不同的(E) F)并含有至少两个与NCO基团反应的基团。
    • 9. 发明授权
    • Aqueous filler composition
    • 水性填料组合物
    • US5436312A
    • 1995-07-25
    • US306813
    • 1994-09-15
    • Reiner ExnerMichael SchwabUte KuhnJoachim Zoeller
    • Reiner ExnerMichael SchwabUte KuhnJoachim Zoeller
    • C08L67/00C08G63/68C08G63/688C08G63/692C09D167/00C08G63/00C08G63/02
    • C08G63/6884C08G63/6924C09D167/00
    • Aqueous filler composition comprising a polyester resin, which is built up of the educts (a), (b), (c), (d) and (e) or their ester-forming derivatives, the sum of the reactants corresponding to 100 mol-% and the ratio of the sum of the hydroxyl equivalents (eg OH) to the sum of the carboxyl equivalents in the reactants being between 0.5 and 2.0, where(a) is at least one dicarboxylic acid which is not a sulfo or phosphorus monomer,(b) is 0 to 15 mol-% of at least one difunctional sulfo or phosphono monomer, the functional groups of which are carboxyl and/or hydroxyl groups, having at least one sulfonate or phosphonate group,(c) is at least one difunctional compound which is derived from a glycol containing two --C(R).sub.2 --OH groups,(d) is up to 40 mol-% of a higher functional compound (functionality >2), the functional groups of which comprise hydroxyl and/or carboxyl groups, and(e) is 0 to 20 mol-% of a monofunctional carboxylic acid,it being possible for the radicals R in (c) independently of one another to be hydrogen, C.sub.1 -C.sub.4 -alkyl or C.sub.6 -C.sub.10 -aryl, the amounts of free hydroxyl groups being between 30 and 350 milliequivalents OH/100 g, preferably between 100 and 250 meq (OH)/100 g, and the content of free neutralized and/or neutralizable acid groups, in particular sulfonic acid groups, phosphonic acid groups and carboxylic acid groups, being between 5 and 350 meq acid groups/100 g, preferably between 9 and 120 meq acid groups/100 g.
    • 包含由(a),(b),(c),(d)和(e)衍生物或其酯形成衍生物构成的聚酯树脂的水性填料组合物,相当于100mol - %,羟基当量(例如OH)之和与反应物中的羧基当量之和的比例在0.5和2.0之间,其中(a)是至少一种不是磺基或磷单体的二羧酸 ,(b)为0至15摩尔%的至少一种二官能磺基或膦酰基单体,其官能团为羧基和/或羟基,具有至少一个磺酸酯或膦酸酯基团,(c)为至少一种 衍生自含有两个-C(R)2 -OH基团的二元醇的二官能化合物,(d)为高达40mol%的高官能化合物(官能度> 2),其官能团包含羟基和/ 或羧基,(e)为0〜20摩尔%的单官能羧酸,(c)中的基团R 彼此之间是氢,C 1 -C 4 - 烷基或C 6 -C 10 - 芳基,游离羟基的量为30-350毫当量OH / 100g,优选为100-250meq(OH)/ 100g, 和游离中和和/或可中和的酸基团,特别是磺酸基团,膦酸基团和羧酸基团的含量为5- 350meq酸基团/ 100g,优选9至120meq酸基团/ 100g 。