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1. 发明授权

US5780541A Nonaqueous paints 失效
标题翻译：非水性涂料
公开(公告)号：US5780541A
公开(公告)日：1998-07-14
申请号：US578650
申请日：1996-02-20
申请人： Peter Mayenfels , Georg Wigger , Fritz Bartol , Ulrike Rockrath , Ulrich Poth
发明人： Peter Mayenfels , Georg Wigger , Fritz Bartol , Ulrike Rockrath , Ulrich Poth
IPC分类号： C09D161/20 , C08G18/42 , C08G18/62 , C08G18/80 , C08L61/20 , C08L75/04 , C09D133/06 , C09D167/00 , C09D167/08 , C09D175/00 , C09D175/04 , C09D201/06 , C08J3/00 , C08F8/30 , C08K3/20 , C08L75/00
CPC分类号： C09D167/08 , C08G18/4241 , C08G18/6254 , C08G18/8012 , C08G18/8061 , C08G18/8064 , C08G18/8093 , C09D133/066 , C09D167/00 , C09D175/04 , C09D201/06 , C08L61/20 , C08L75/04
摘要： The invention relates to nonaqueous paints which comprise (A) a hydroxyl group-containing synthetic resin or a mixture of hydroxyl group-containing synthetic resins (B) an amino resin or a mixture of amino resins (C) a blocked polyisocyanate or a mixture of blocked polyisocyanates, and (D) a pigment or a mixture of pigments, and are characterized in that component (C) contains both isocyanate groups blocked with a blocking agent (I) and isocyanate groups blocked with a blocking agent (II), in which context the blocking agent (I) is a dialkyl malonate or a mixture of dialkyl malonates, the blocking agent (II) is a blocking agent which is different from (I) and contains active methylene groups, or is an oxime, or is a mixture of these blocking agents, and the ratio of equivalents between the isocyanate groups blocked with (I) and the isocyanate groups blocked with (II) is between 1.0:1.0 and 9.0:1.0.
摘要翻译： PCT No.PCT / EP94 / 02236 Sec。 371日期1996年2月20日 102（e）1996年2月20日PCT PCT 1994年7月7日PCT公布。 WO95 / 03367 PCT公开号日期：1995年2月2日本发明涉及非水性涂料，其包含（A）含羟基的合成树脂或含羟基的合成树脂（B），氨基树脂或氨基树脂（C）的混合物的混合物多异氰酸酯或封端多异氰酸酯的混合物，和（D）颜料或颜料混合物，其特征在于组分（C）含有用封闭剂（I）封端的异氰酸酯基团和用封闭剂封闭的异氰酸酯基团 II），其中封端剂（I）为丙二酸二烷基酯或丙二酸二烷基酯的混合物，所述封端剂（II）为不同于（I）并含有活性亚甲基的封闭剂，或为肟或是这些封闭剂的混合物，并且用（I）封端的异氰酸酯基团与被（II）封端的异氰酸酯基团之间的当量之比在1.0:1.0至9.0:1.0之间。

2. 发明授权

US5516559A Process for the production of a two-coat finish, and nonaqueous coatings suitable for this process 失效
标题翻译：用于生产双层涂层的方法，以及适用于该方法的非水性涂料
公开(公告)号：US5516559A
公开(公告)日：1996-05-14
申请号：US256975
申请日：1994-08-23
申请人： Ulrike Rockrath , Georg Wigger , Ulrich Poth
发明人： Ulrike Rockrath , Georg Wigger , Ulrich Poth
IPC分类号： B05D1/36 , B05D5/06 , B05D7/00 , B05D7/16 , B05D7/24 , C08G18/80 , C09D161/20 , C09D175/00 , C09D175/04
CPC分类号： B05D7/534 , C08G18/8077 , C08G18/8093 , C08G18/8096 , C09D175/04
摘要： The invention relates to a process for the production of two-coat finishes of the basecoat/clearcoat type, in which nonaqueous transparent topcoats are employed, which comprise(A) a synthetic resin containing hydroxyl groups or a mixture of synthetic resins containing hydroxyl groups,(B) an amino resin or a mixture of amino resins, and(C) a blocked polyisocyanate or a mixture of blocked polyisocyanates,in which component (C) comprises isocyanate groups blocked both with a blocking agent (I) and with a blocking agent (II), and the blocking agent (I) being a dialkyl malonate, the blocking agent (II) being a blocking agent which is different from (I) and contains active methylene groups or an oxime, and the ratio of equivalents between the isocyanate groups blocked with (I) and the isocyanate groups blocked with (II) being between 1.0:1.0 and 9.0:1.0.
摘要翻译： PCT No.PCT / EP93 / 00242 Sec。 371日期：1994年8月23日 102（e）日期1994年8月23日PCT提交1993年2月3日PCT公布。公开号WO93 / 15849 日本公开日1993年8月19日。本发明涉及一种制备底漆/透明涂层型双面漆的方法，其中使用非水性透明面漆，其包含（A）含有羟基或混合物的合成树脂含有羟基的合成树脂，（B）氨基树脂或氨基树脂的混合物，和（C）封端多异氰酸酯或封端多异氰酸酯的混合物，其中组分（C）包含用封闭剂封闭的异氰酸酯基团 I）和封闭剂（II），封闭剂（I）为丙二酸二烷基酯，封端剂（II）为不同于（I）的封闭剂，并含有活性亚甲基或肟，以及用（I）封端的异氰酸酯基与用（II）封端的异氰酸酯基之间的当量之比在1.0：1.0和9.0：1.0之间。

3. 发明授权

US5716678A Process for the production of a two-coat finish on a substrate surface 失效
标题翻译：在基材表面上生产双层涂层的方法
公开(公告)号：US5716678A
公开(公告)日：1998-02-10
申请号：US525631
申请日：1995-11-17
申请人： Ulrike Rockrath , Georg Wigger , Fritz Bartol , Peter Betz , Wilfried Stubbe , Angelika Bartelt
发明人： Ulrike Rockrath , Georg Wigger , Fritz Bartol , Peter Betz , Wilfried Stubbe , Angelika Bartelt
IPC分类号： B05D7/00 , C08L61/20 , C09D133/06 , B05D1/38 , B05D3/02 , C08G18/63 , C08L33/06
CPC分类号： B05D7/532 , C09D133/066 , C08L61/20
摘要： A process is disclosed for producing a double-layered covering lacquer by using a transparent covering lacquer containing a hydroxyl group-containing polyacrylate resin produced by polymerizing (a) 10 to 51% by weight 4-hydroxy-n-butylacrylate or 4-hydroxy-n-butylmethacrylate or a mixture of 4-hydroxy-n-butylacrylate and 4-hydroxy-n-butylmethacrylate; (b) 0 to 36% by weight of a hydroxyl group-containing ester of acrylic acid different from (a) or a hydroxyl group-containing ester of methacrylic acid or a mixture of such monomers; (c) 28 to 85% by weight of an aliphatic or cycloaliphatic ester of methacrylic acid different from (a) and (b) with at least 4 C atoms in the alcohol residue or a mixture of such monomers; (d) 0 to 3% by weight of an ethylenically unsaturated carboxylic acid or a mixture of ethylenically unsaturated carboxylic acids and (e) 0 to 20% by weight of an ethylenically unsaturated monomer different from (a), (b), (c) and (d) or a mixture of such monomers, into a polyacrylate resin with a hydroxyl number from 60 to 200, an acid number from 0 to 35 and a number average molecular weight from 1,500 to 10,000. The sum of the parts by weight of components (a), (b), (c), (d) and (e) is always 100% by weight and the composition of the component (c) is selected so that when said component (c) is polymerized alone, a polymethacrylate resin having a glass transition temperature from +10.degree. to +10.degree. C. is obtained.
摘要翻译： PCT No.PCT / EP94 / 00965 Sec。 371日期：1995年11月17日 102（e）日期1995年11月17日PCT 1994年3月26日PCT公布。第WO94 / 22969号公报日期：1994年10月13日公开了一种通过使用含有含羟基的聚丙烯酸酯树脂的透明覆盖漆来生产双层覆盖漆的方法，所述透明覆盖漆通过聚合（a）10至51重量％的4-羟基 - 正丁基丙烯酸酯或4-羟基 - 正丁基甲基丙烯酸酯或4-羟基 - 正丁基丙烯酸酯和4-羟基 - 正丁基甲基丙烯酸酯的混合物; （b）0〜36重量％的不同于（a）的丙烯酸的含羟基的酯或甲基丙烯酸的含羟基的酯或这些单体的混合物; （c）28至85重量％的不同于（a）和（b）的甲基丙烯酸的脂族或脂环族酯在醇残基中的至少4个C原子或这些单体的混合物; （d）0-3重量％的烯键式不饱和羧酸或烯属不饱和羧酸的混合物，和（e）0-20重量％不同于（a），（b），（c）的烯属不饱和单体）和（d）或这些单体的混合物加入羟基数为60至200，酸值为0至35，数均分子量为1,500至10,000的聚丙烯酸酯树脂中。组分（a），（b），（c），（d）和（e）的重量份数之和始终为100重量％，并且组分（c）的组成被选择为使得当所述组分（c）单独聚合，得到玻璃化转变温度为+ 10℃至+ 10℃的聚甲基丙烯酸酯树脂。

4. 发明授权

US5534306A Process for the preparation of a multicoat finish, non-aqueous coatings and autocrosslinkable polyacrylate resins 失效
标题翻译：用于制备多面漆，非水性涂料和自交联聚丙烯酸酯树脂的方法
公开(公告)号：US5534306A
公开(公告)日：1996-07-09
申请号：US256553
申请日：1994-07-15
申请人： Ulrike Rockrath , Peter Betz , Ulrich Poth , Georg Wigger
发明人： Ulrike Rockrath , Peter Betz , Ulrich Poth , Georg Wigger
IPC分类号： B05D1/36 , B05D7/00 , B05D7/24 , C08F20/32 , C08F30/08 , C08F220/32 , C08F230/08 , C08G59/32 , C08L61/32 , C09D133/04 , C09D143/04 , C09D163/00 , C08F24/00 , C08F122/04
CPC分类号： B05D7/532 , C09D143/04 , C08L61/32
摘要： The invention relates to a process for the preparation of multicoat finishes of the basecoat/clearcoat type in which transparent topcoats are employed which contain(A) as binder, an autocrosslinkable polyacrylate resin which contains on statistical average at least one epoxide group, at least one acid anhydride group and at least 0.2 tri-, di- or monoalkoxysilane group per molecule, or a mixture of such autocrosslinkable polyacrylate resins, and(B) at least one acid and/or at least one base as crosslinking catalyst.
摘要翻译： PCT No.PCT / EP93 / 00088 Sec。 371日期1994年7月15日 102（e）日期1994年7月15日PCT提交1993年1月15日PCT公布。出版物WO93 / 14882 日本公开日1993年8月5日。本发明涉及一种制备底漆/透明涂层型多面漆的方法，其中采用透明面漆，其含有（A）作为粘合剂，至少包含至少统计学平均的自交联聚丙烯酸酯树脂一个环氧基团，至少一个酸酐基团和每个分子至少0.2个三 - ，二 - 或单烷氧基硅烷基团，或这些自交联聚丙烯酸酯树脂的混合物，和（B）至少一种酸和/或至少一个碱作为交联催化剂。

5. 发明授权

US6143367A Coating agent and method for producing same 有权
标题翻译：涂布剂及其制造方法
公开(公告)号：US6143367A
公开(公告)日：2000-11-07
申请号：US331104
申请日：1999-07-27
申请人： Fritz Bartol , Hubert Baumgart , Ulrike Rockrath
发明人： Fritz Bartol , Hubert Baumgart , Ulrike Rockrath
IPC分类号： C08G18/42 , C08G18/62 , C08G18/78 , C08G18/80 , C08G71/04 , C09D133/14 , C09D167/00 , C09D175/04 , B05D3/02
CPC分类号： C09D167/00 , C08G18/7893 , C08G18/8064 , C09D175/04
摘要： The invention relates to a component system for a two-component coating composition comprising a hydroxy-functional binder or a mixture of hydroxy-functional binders, tris(alkoxycarbonylamino)triazine or a mixture of tris(alkoxycarbonylamino)triazines and free isocyanates or a mixture of free polyisocyanates. It is characterized in that a first component (I) is formed at least from the hydroxy-functional binder or the mixture of hydroxy-functional binders and in that a second component (II) is formed at least from the free isocyanates or the mixture of free polyisocyanates, where the tris(alkoxycarbonylamino)triazine or the mixture of tris(alkoxycarbonylamino)triazines is alternatively a constituent of the first component (I), the second component (II) or both components (I) and (II).
摘要翻译： PCT No.PCT / EP97 / 07110 Sec。 371日期：1999年7月27日 102（e）1999年7月27日PCT 1997年12月18日PCT公布。公开号WO98 / 27134 日本1998年6月25日本发明涉及一种双组分涂料组合物的组分体系，其包含羟基官能粘合剂或羟基官能粘合剂，三（烷氧基羰基氨基）三嗪或三（烷氧基羰基氨基）三嗪的混合物和游离异氰酸酯或游离多异氰酸酯的混合物。其特征在于，至少由羟基官能粘合剂或羟基官能粘合剂的混合物形成第一组分（I），并且至少由游离异氰酸酯形成第二组分（II）其中三（烷氧基羰基氨基）三嗪或三（烷氧基羰基氨基）三嗪的混合物可选地是第一组分（I），第二组分（II）或组分（I）和（II）的组分。

6. 发明申请

US20080041274A1 Thermally Hardening, Transparent Coating Substance, Method for the Production Thereof and its Use 有权
标题翻译：耐热硬化，透明涂层物质，其生产方法及其用途
公开(公告)号：US20080041274A1
公开(公告)日：2008-02-21
申请号：US10595059
申请日：2004-07-10
申请人： Gunter Klein , Ulrike Rockrath , Jurgen Niemann , Ulrich Poth , Andre Brosseit , Karin Wermelt , Alexandra Huber
发明人： Gunter Klein , Ulrike Rockrath , Jurgen Niemann , Ulrich Poth , Andre Brosseit , Karin Wermelt , Alexandra Huber
IPC分类号： C08G18/72
CPC分类号： C08G18/4063 , C08G18/722 , C08G18/8077 , C09D175/04
摘要： A thermosetting transparent coating material, its preparation and use. The coating includes (meth)acrylate (co)polymer having a number-average molecular weight of from 1,000 to 6,000 daltons, a glass transition temperature of −15 to +70° C., and a hydroxyl number of from 80 to 200 mg KOH/g; polyester having a number-average molecular weight of from 800 to 6,000 daltons, a hydroxyl number of from 80 to 200 mg KOH/g and an acid number of from 1 to 50 mg KOH/g, comprising, based on the polyester, from 30 to 70% by weight of cycloaliphatic structural units; a blocked polyisocyanate in which the blocked polyisocyanate groups are attached to flexibilizing structural units which, as part of a three-dimensional network, lower its glass transition temperature; and blocked polyisocyanate in which the blocked polyisocyanate groups are attached to hardening structural units which, as part of a three-dimensional network, raise its glass transition temperature.
摘要翻译：一种热固性透明涂料，其制备和使用。涂层包括数均分子量为1,000至6,000道尔顿的玻璃化转变温度为-15至+ 70℃，羟基数为80至200mg KOH（共）的（甲基）丙烯酸酯 /G; 数均分子量为800至6,000道尔顿的聚酯，羟基数为80至200mg KOH / g，酸值为1至50mg KOH / g，基于聚酯，包含30 至70重量％的脂环族结构单元; 封闭的多异氰酸酯，其中封端的多异氰酸酯基团连接到柔性结构单元，其作为三维网络的一部分降低其玻璃化转变温度; 和封端的多异氰酸酯，其中封端的多异氰酸酯基团连接到作为三维网络的一部分的硬化结构单元，其升高其玻璃化转变温度。

7. 发明授权

US08153752B2 Polyols based on modified amino resins, process for their preparation and their use 失效
标题翻译：基于改性氨基树脂的多元醇，其制备方法及其用途
公开(公告)号：US08153752B2
公开(公告)日：2012-04-10
申请号：US12160348
申请日：2007-02-09
申请人： Gunther Ott , Ulrike Rockrath , Bjorn Feldmann , Ulrike Clausen-Meiring , Karl-Heinz Joost
发明人： Gunther Ott , Ulrike Rockrath , Bjorn Feldmann , Ulrike Clausen-Meiring , Karl-Heinz Joost
IPC分类号： C08G12/30 , C08G12/32 , C08G12/00
CPC分类号： C08G12/44 , C08G6/02 , C09D161/32
摘要： Disclosed herein is a polyol (A) based on modified amino resins, prepared by reacting: an amino resin (B) comprising three acetalized or etherified N-methylol groups of the general formula (I) >N—CHR—OR1, wherein R is a hydrogen atom, an alkyl group of 1 to 6 carbon atoms or an aryl group of 6 to 10 carbon atoms and R1 is an alkyl group of 1 to 6 carbon atoms; with a polyol (C) of the general formula (II) R2(—OH)n, wherein n is a number from 2 to 6 and R2 is a divalent to hexavalent organic radical; wherein an equivalent ratio of the acetalized or etherified N-methylol groups to the polyol (C) is 0.5:1 to 1.2:1; with elimination of at least 50 mol % of a monoalcohol (D) of the general formula R1—OH, wherein R1 is as defined above, from the amino resin (B).
摘要翻译：本文公开了一种基于改性氨基树脂的多元醇（A），其通过使包含通式（I）的三个缩醛化或醚化的N-羟甲基的氨基树脂（B）与N-CHR-OR1反应制备，其中R为氢原子，1〜6个碳原子的烷基或6〜10个碳原子的芳基，R 1为1〜6个碳原子的烷基; 与通式（II）的多元醇（C）R 2（-OH）n，其中n是2至6的数，R 2是二价至六价的有机基团; 其中缩醛化或醚化的N-羟甲基与多元醇（C）的当量比为0.5:1至1.2:1; 从氨基树脂（B）中除去至少50mol％的通式R 1 -OH的一元醇（D），其中R 1如上定义。

8. 发明申请

US20100273975A1 POLYOLS BASED ON MODIFIED AMINO RESINS, THEIR PREPARATION AND 失效
标题翻译：基于改性氨基树脂的多元醇及其制备方法
公开(公告)号：US20100273975A1
公开(公告)日：2010-10-28
申请号：US12160348
申请日：2007-02-09
申请人： Gunther Ott , Ulrike Rockrath , Bjorn Feldmann , Ulrike Clausen-Meiring , Karl-Heinz Joost
发明人： Gunther Ott , Ulrike Rockrath , Bjorn Feldmann , Ulrike Clausen-Meiring , Karl-Heinz Joost
IPC分类号： C08G12/40
CPC分类号： C08G12/44 , C08G6/02 , C09D161/32
摘要： Disclosed herein is a polyol (A) based on modified amino resins, prepared by reacting: an amino resin (B) comprising three acetalized or etherified N-methylol groups of the general formula (I)>N—CHR—OR1, wherein R is a hydrogen atom, an alkyl group of 1 to 6 carbon atoms or an aryl group of 6 to 10 carbon atoms and R1 is an alkyl group of 1 to 6 carbon atoms; with a polyol (C) of the general formula (II) R2(—OH)n, wherein n is a number from 2 to 6 and R2 is a divalent to hexavalent organic radical; wherein an equivalent ratio of the acetalized or etherified N-methylol groups to the polyol (C) is 0.5:1 to 1.2:1; with elimination of at least 50 mol % of a monoalcohol (D) of the general formula R1—OH, wherein R1 is as defined above, from the amino resin (B).
摘要翻译：本文公开了一种基于改性氨基树脂的多元醇（A），其通过使包含通式（I）的三个缩醛化或醚化的N-羟甲基的氨基树脂（B）与N-CHR-OR1反应制备，其中R为氢原子，1〜6个碳原子的烷基或6〜10个碳原子的芳基，R 1为1〜6个碳原子的烷基; 与通式（II）的多元醇（C）R 2（-OH）n，其中n是2至6的数，R 2是二价至六价的有机基团; 其中缩醛化或醚化的N-羟甲基与多元醇（C）的当量比为0.5:1至1.2:1; 从氨基树脂（B）中除去至少50mol％的通式R 1 -OH的一元醇（D），其中R 1如上定义。

9. 发明申请

US20050080196A1 Carbamate functional addition polymers and method for their preparation 失效
标题翻译：氨基甲酸酯官能加成聚合物及其制备方法
公开(公告)号：US20050080196A1
公开(公告)日：2005-04-14
申请号：US10957556
申请日：2004-10-01
申请人： Swaminathan Ramesh , Paul Harris , Walter Ohrbom , Donald Campbell , Donald St. Aubin , Ulrike Rockrath
发明人： Swaminathan Ramesh , Paul Harris , Walter Ohrbom , Donald Campbell , Donald St. Aubin , Ulrike Rockrath
IPC分类号： C08F8/14 , C08F8/30 , C08F222/20 , C08F222/22 , C09D201/02 , C08L29/00
CPC分类号： C08F220/06 , C08F8/00 , C08F8/14 , C08F220/08 , C08F222/20 , C08F222/22 , C08L2312/00 , C09D133/14 , C09D201/025 , C08F265/06
摘要： Disclosed is a method for making nongelled addition polymers, especially carbamate functional additional polymers from linear unsaturated anhydrides. The method comprises reacting an unsaturated linear anhydride with an active hydrogen compound to provide two monomers comprising polymerizable C═C bonds, at least one of said monomers comprising an acid functional group; polymerizing the polymerizable C═C bonds of the two monomers to provide an acid functional polymerization product; and reacting the acid functional polymerization product with an epoxy functional compound to provide a nongelled addition polymer, wherein the disclosed method does not include a step comprising the physical removal of any acid functional monomers or polymerization products. Also disclosed is a curable coating composition containing the resulting carbamate functional polymer, as well as a coated substrate comprising a cured film resulting from the application and curing of the disclosed curable coating composition.
摘要翻译：公开了一种用于制备非线性加成聚合物，特别是来自线性不饱和酸酐的氨基甲酸酯官能的另外的聚合物的方法。该方法包括使不饱和直链酸酐与活性氢化合物反应以提供包含可聚合C = C键的两种单体，至少一种所述单体包含酸官能团; 聚合两种单体的可聚合C = C键以提供酸官能聚合产物; 并使酸官能聚合产物与环氧官能化合物反应以提供不通电的加成聚合物，其中所公开的方法不包括物理除去任何酸官能单体或聚合产物的步骤。还公开了含有所得氨基甲酸酯官能聚合物的可固化涂料组合物，以及包含由所公开的可固化涂料组合物的施用和固化产生的固化膜的涂布基材。

10. 发明申请

US20090306279A1 STRUCTURALLY VISCOUS, CURABLE, AQUEOUS POWDER DISPERSIONS FREE ENTIRELY OR SUBSTANTIALLY FROM ORGANIC SOLVENTS, PROCESS FOR PREPARING THEM, AND USE THEREOF 审中-公开
标题翻译：结构粘度，可固化，水性粉末自由释放或有机溶剂大量分散，其制备方法及其用途
公开(公告)号：US20090306279A1
公开(公告)日：2009-12-10
申请号：US12097085
申请日：2006-10-23
申请人： Michael Tecklenborg , Bianca Giesen , Marco Deyda , Hubet Baumgart , Ulrike Rockrath , Corinna Aussmann , Joachim Woltering
发明人： Michael Tecklenborg , Bianca Giesen , Marco Deyda , Hubet Baumgart , Ulrike Rockrath , Corinna Aussmann , Joachim Woltering
IPC分类号： C09D5/03 , C09D133/10 , C09D133/08
CPC分类号： C09D5/031 , C08F220/18 , C08F220/28 , C09D133/06
摘要： Structurally viscous, curable, aqueous powder dispersions free entirely or substantially from organic solvents and comprising dimensionally stable particles (A) having an average particle size as measured by the laser diffraction method of D (v, 0.5)=1 to 10 μm, the dimensionally stable particles (A) comprising as binder 10% to 100% by weight of at least one (meth)acrylate copolymer (A1) having an OH number of 40 to 250 mg KOH/g and an acid number of 5 to 100 mg KOH/g and prepared by multistage copolymerization of(a11) hydroxyl-containing acrylate and/or methacrylate monomers and(a12) acid-group-containing olefinically unsaturated monomers in organic solution, where(1) in one stage the entirety or predominant fraction of monomers (a11), if appropriate together with a small fraction of the monomers (a12), has been (co)polymerized, before(2) in a further stage the entirety or predominant fraction of monomers (a12), if appropriate together with the remainder of monomers (a11), has been co)polymerized;process for preparing them; and their use.
摘要翻译：结构上粘性的，可固化的水性粉末分散体，其完全或基本上不含有机溶剂，并且包含通过D（v，0.5）= 1-10微米的激光衍射法测得的具有平均粒径的尺寸稳定的颗粒（A）包含作为粘合剂的10％至100重量％的至少一种OH值为40至250mg KOH / g和酸值为5至100mg KOH / g的（甲基）丙烯酸酯共聚物（A1）的稳定颗粒（A）并通过（a11）含羟基的丙烯酸酯和/或甲基丙烯酸酯单体和（a12）含酸基的烯属不饱和单体在有机溶液中的多级共聚制备，其中（1）在一个阶段中，单体的整体或主要部分（（a11）如果合适的话，一小部分单体（a12）在（2）之前已经（共）聚合，在另一个阶段中，单体（a12）的整体或主要部分如果合适，连同其余的单体（a11） en co）聚合; 准备工作的过程; 和他们的使用。

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