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    Powder coating composition and its use for the preparation of matte coatings
    1.
    发明授权
    Powder coating composition and its use for the preparation of matte coatings 失效
    粉末涂料组合物及其用于制备无光泽涂料的用途

    公开(公告)号：US5786419A

    公开(公告)日：1998-07-28

    申请号：US649044

    申请日：1996-05-16

    申请人： Hans-Ulrich Meier-Westhues ,  Wolfgang Schultz ,  Hans Josef Laas ,  Walter Schafer ,  Hans-Peter Klee

    发明人： Hans-Ulrich Meier-Westhues ,  Wolfgang Schultz ,  Hans Josef Laas ,  Walter Schafer ,  Hans-Peter Klee

    IPC分类号： C09D5/03 ,  C08G18/10 ,  C08G18/38 ,  C08G18/66 ,  C08G18/79 ,  C09D5/00 ,  C09D5/28 ,  C09D5/46 ,  C09D175/00 ,  C09D175/04 ,  C09D175/06 ,  C08J3/00 ,  C08K3/20 ,  C08L75/00

    CPC分类号： C08G18/798 ,  C08G18/10 ,  C08G18/3825 ,  C08G18/6633 ,  C08G2150/20 ,  Y10T428/31551

    摘要： The present invention relates to a powder coating composition for the production of matte coatings, containing A) a hydroxyl group-containing component, B) an addition polymerization compound which is based on aliphatic and/or cycloaliphatic diisocyanates and contains uretdione groups, C) a component which contains carboxyl and/or carboxylic acid anhydride groups and is selected from C1) aliphatic and/or cycloaliphatic dicarboxylic acids containing 4 to 20 carbon atoms, C2) monomeric and/or polymeric anhydrides of the acids C1) which may optionally be modified and C3) aliphatic hydroxycarboxylic acids containing 4 to 18 carbon atoms, and D) a component which contains groups which are reactive with carboxyl and/or carboxylic acid anhydride groups, provided that components A), B), C) and D) are present in amounts such that 0.6 to 1.4 isocyanate groups of component B) are present for each hydroxyl group of component A), 0.3 to 1.5 groups of component D) which are reactive with carboxyl and/or carboxylic acid anhydride groups are present for each carboxyl equivalent of component C) and the amount of components C) and D) is 10 to 40% by weight of the total amount of components A), B), C) and D). The present invention also relates to the use of this powder coating composition for coating heat-resistant substrates.

    摘要翻译： 本发明涉及一种用于生产无光泽涂层的粉末涂料组合物，其含有A）含羟基的组分，B）基于脂族和/或脂环族二异氰酸酯并含有脲二酮基团的加成聚合化合物，C） 含有羧基和/或羧酸酐基团的组分，并且选自C1）含有4至20个碳原子的脂族和/或脂环族二羧酸，C2）可任选地被修饰的酸C1）的单体和/或聚合酸酐， C3）含有4至18个碳原子的脂族羟基羧酸，以及D）含有与羧基和/或羧酸酐基团反应的基团的组分，条件是组分A），B），C）和D）存在于 数量使得组分B）的每个羟基存在0.6至1.4个异氰酸酯基团组分A），0.3至1.5组与羧基反应的组分D） 对于组分C）的每个羧基当量存在d /或羧酸酐基团，并且组分C）和D）的量为组分A），B），C）和D的总量的10至40重量％ ）。 本发明还涉及这种粉末涂料组合物用于涂覆耐热基材的用途。

    Polyurethane powder coating compositions which have a low stoving temperature
    2.
    发明授权
    Polyurethane powder coating compositions which have a low stoving temperature 失效
    具有低烘烤温度的聚氨酯粉末涂料组合物

    公开(公告)号：US5847044A

    公开(公告)日：1998-12-08

    申请号：US834799

    申请日：1997-04-03

    申请人： Hans-Josef Laas ,  Hans-Ulrich Meier-Westhues ,  Reinhard Halpaap ,  Ulrich Freudenberg ,  Hans-Peter Klee

    发明人： Hans-Josef Laas ,  Hans-Ulrich Meier-Westhues ,  Reinhard Halpaap ,  Ulrich Freudenberg ,  Hans-Peter Klee

    IPC分类号： C08G18/18 ,  C08G18/20 ,  C08G18/32 ,  C08G18/40 ,  C08G18/42 ,  C08G18/79 ,  C09D5/03 ,  C09D5/46 ,  C09D175/04 ,  C08J3/00 ,  C08K3/20 ,  C08L75/00

    CPC分类号： C08G18/798 ,  C08G18/1858 ,  C08G18/2063 ,  C08G18/4219 ,  C08G2150/20 ,  Y10T428/31551

    摘要： The present invention relates to a polyurethane powder coating composition containing A) a binder component which is solid below 40.degree. C. and liquid above 130.degree. C. and has an OH number of 25 to 200 and a number average molecular weight of 400 to 10,000, B) a polyaddition compound which is solid below 40.degree. C. and liquid above 125.degree. C., contains uretdione groups and optionally free isocyanate groups and is prepared from aliphatic and/or cycloaliphatic diisocyanates and C) one or more catalysts containing N,N,N'-trisubstituted amidine groups which have an amidine group content (calculated as CN.sub.2 ; molecular weight=40) of 12.0 to 47.0 wt. %, provided that components A) and B) are present in amounts such that component B) has 0.6 to 1.4 isocyanate groups for each hydroxyl group present in component A) and the amount of component C) is 0.05 to 5 wt. %, based on the total weight of the coating composition. The present invention also relates to the use of this powder coating composition for coating heat resistant substrates.

    摘要翻译： 本发明涉及一种聚氨酯粉末涂料组合物，其包含A）粘合剂组分，其固体低于40℃，液体高于130℃，OH值为25至200，数均分子量为400至10,000 B）固体低于40℃，液体高于125℃的加聚化合物含有脲二酮基团和任选的游离异氰酸酯基团，并由脂族和/或脂环族二异氰酸酯制备，和C）一种或多种含N， 具有脒基含量（以CN2计算;分子量= 40）为12.0〜47.0重量％的N，N'-三取代脒基。 ％，条件是组分A）和B）的存在量使得组分B）对于组分A）中存在的每个羟基具有0.6至1.4个异氰酸酯基团，并且组分C）的量为0.05至5重量％ ％，基于涂料组合物的总重量。 本发明还涉及这种粉末涂料组合物用于涂覆耐热基材的用途。

    Matt polyurethane powder coatings and their use for coating heat resistant substrates
    3.
    发明授权
    Matt polyurethane powder coatings and their use for coating heat resistant substrates 失效
    马特聚氨酯粉末涂料及其用于涂覆耐热基材的用途

    公开(公告)号：US5811190A

    公开(公告)日：1998-09-22

    申请号：US794256

    申请日：1997-01-31

    申请人： Hans-Josef Laas ,  Hans-Ulrich Meier-Westhues ,  Reinhard Halpaap ,  Ulrich Freudenberg ,  Hans-Peter Klee

    发明人： Hans-Josef Laas ,  Hans-Ulrich Meier-Westhues ,  Reinhard Halpaap ,  Ulrich Freudenberg ,  Hans-Peter Klee

    IPC分类号： C08G18/38 ,  C08G18/42 ,  C08G18/58 ,  C08G18/65 ,  C08G18/79 ,  C08G18/80 ,  C09D5/00 ,  C09D5/03 ,  C09D5/46 ,  C09D175/00 ,  C09D175/04 ,  C09D175/06 ,  C08L33/06 ,  C08L67/02 ,  C08L75/04

    CPC分类号： C08G18/807 ,  C08G18/3825 ,  C08G18/4219 ,  C08G18/6541 ,  C08G18/792 ,  C08G18/8048 ,  C09D175/04 ,  C08G2150/20 ,  Y10S525/934 ,  Y10T428/31551

    摘要： The present invention relates to a powder coating composition for the production of matt coatings containing as binder A) a component having hydroxyl groups, B) a polyisocyanate having blocked and optionally free isocyanate groups, C) a component having carboxyl groups and/or carboxylic anhydride groups and contains one or more of the following: C1) aliphatic and/or cycloaliphatic dicarboxylic acids having 4 to 20 carbon atoms, C2) monomeric and/or polymeric anhydrides of dicarboxylic acids C1) and C3) aliphatic hydroxycarboxylic acids having 4 to 18 carbon atoms, and D) a component which has groups that are reactive with carboxyl groups and/or carboxylic anhydride groups wherein components A), B), C) and D) are present in amounts such that 1) 0.6 to 1.4 isocyanate groups of component B) are present for each hydroxyl group of component A), 2) 0.3 to 1.5 groups of component D) that are reactive with carboxyl groups and/or carboxylic anhydride groups are present for each carboxyl equivalent of component C) and 3) components C) and D) are present in an amount of 10 to 40 wt. %, based on the total weight of components A), B), C) and D). The invention further relates to heat resistant substrates coated with this powder coating composition.

    摘要翻译： 本发明涉及一种用于生产含有粘合剂的无光泽涂料的粉末涂料组合物，A）具有羟基的组分，B）具有封端和任意游离的异氰酸酯基团的多异氰酸酯，C）具有羧基和/或羧酸酐的组分 基团并且包含以下一种或多种：C1）具有4至20个碳原子的脂族和/或脂环族二羧酸，C2）二羧酸的单体和/或聚合酸酐C1）和C3）具有4至18个碳原子的脂族羟基羧酸 原子和D）具有与羧基和/或羧酸酐基团反应的基团的组分，其中组分A），B），C）和D）的存在量使得1）组分的0.6-1.4个异氰酸酯基 B）对于组分A）的每个羟基存在，2）对于每个羧基等同物存在与羧基和/或羧酸酐基团反应的0.3至1.5组的组分D） 组分C）和3）组分C）和D）以10〜40重量％的量存在。 ％，基于组分A），B），C）和D）的总重量。 本发明还涉及涂覆有该粉末涂料组合物的耐热基材。