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61. 发明授权

US5914442A Aqueous solutions or dispersions of copolymers 失效
标题翻译：共聚物的水溶液或分散体
公开(公告)号：US5914442A
公开(公告)日：1999-06-22
申请号：US676233
申请日：1996-07-25
申请人： Hermann Birkhofer , Michael Kneip , Peter Danisch , Walter Denzinger , Axel Kistenmacher , Heinrich Hartmann
发明人： Hermann Birkhofer , Michael Kneip , Peter Danisch , Walter Denzinger , Axel Kistenmacher , Heinrich Hartmann
IPC分类号： C14C9/00 , B01F17/22 , B01F17/42 , C08F220/18 , C08F222/06 , C08J3/03 , C14C9/02 , C14C11/00
CPC分类号： C08J3/03 , C08F220/18 , C08F222/06 , C14C9/02
摘要： Aqueous solution or aqueous dispersion of copolymers suitable for the fatliquoring and filling of leather and fur skins are obtained by free-radical copolymerization ofA.sup.1) C.sub.6 -C.sub.40 -monoolefins or C.sub.6 -C.sub.40 -alkyl vinyl ethers or mixtures thereof withB.sup.1) monoethylenically unsaturated C.sub.4 -C.sub.8 -dicarboxylic anhydrides or by free-radical copolymerization ofA.sup.2) C.sub.6 -C.sub.40 -alkyl acrylates or methacrylates or vinyl esters of C.sub.6 -C.sub.40 -carboxylic acids or mixtures thereof withB.sup.2) monoethylenically unsaturated C.sub.3 -C.sub.12 -carboxylic acids, monoethylenically unsaturated C.sub.4 -C.sub.12 -dicarboxylic anhydrides, monoesters or monoamides of monoethylenically unsaturated C.sub.4 -C.sub.12 -dicarboxylic acids, amides of monoethylenically unsaturated C.sub.3 -C.sub.12 -carboxylic acids or mixtures thereofto give copolymers with molecular weights of 500 to 30,000, where the carboxyl groups which are present in aqueous medium are at least partially neutralized, and some of the carboxylic groups can be in amidated form,containing 0.5-40% by weight, based on the amount of copolymer, of defined emulsifiers.
摘要翻译： PCT No.PCT / EP95 / 00144 Sec。 371日期：1996年7月25日 102（e）日期1996年7月25日PCT提交1995年1月16日PCT公布。 WO95 / 20056 PCT公开号日期1995年7月27日适用于加脂和填充皮革和毛皮的共聚物的水溶液或水分散体通过A1）C6-C40-单烯烃或C6-C40-烷基乙烯基醚或其混合物与 B1）单烯键式不饱和C 4 -C 8二羧酸酐或通过A2）C6-C40烷基丙烯酸酯或甲基丙烯酸酯或C6-C40-羧酸的乙烯酯或其混合物与B2）单烯属不饱和C 3 -C 12羧酸的自由基共聚合酸，单烯属不饱和C 4 -C 12二羧酸酐，单烯属不饱和C 4 -C 12二羧酸的单酯或单酰胺，单烯属不饱和C 3 -C 12羧酸的酰胺或其混合物，得到分子量为500至30,000的共聚物，其中存在于水性介质中的羧基至少部分中和，并且一些羧基可以是酰胺化形式，其含有0.5 -40重量％，基于共聚物的量，定义的乳化剂。

62. 发明授权

US5739190A Process for the preparation of stable water-in-oil emulsions of hydrolyzed polymers of N-vinyl amides and the use thereof 失效
标题翻译： N-乙烯基酰胺的水解聚合物的稳定的油包水乳液的制备方法及其用途
公开(公告)号：US5739190A
公开(公告)日：1998-04-14
申请号：US737589
申请日：1996-11-21
申请人： Heinrich Hartmann , Karl-Heinrich Schneider , Walter Denzinger , Claudia Nilz , Dietmar Monch
发明人： Heinrich Hartmann , Karl-Heinrich Schneider , Walter Denzinger , Claudia Nilz , Dietmar Monch
IPC分类号： B01F17/52 , B01J13/00 , C02F1/56 , C04B24/26 , C08F2/32 , C08F8/12 , C08F26/02 , C08F126/02 , C08L39/02 , C09K8/32 , D21H17/34 , D21H21/10 , C08K5/10
CPC分类号： D21H21/10 , C02F1/56 , C04B24/2652 , C08F2/32 , C08F26/02 , C08F8/12 , C09K8/32 , Y02W10/37
摘要： A process for the preparation of a stable water-in-oil emulsion of a hydrolyzed polymer of an N-vinyl amide of the formula ##STR1## in which R and R.sup.1 denote H or C.sub.1 -C.sub.6 alkyl, by the polymerization of a compound of the formula I alone or in admixture with another ethylenically unsaturated monomer in the presence of a polymerization initiator and emulsifier in the form of a water-in-oil emulsion, to form a water-in-oil polymeric emulsion, followed by hydrolysis of the polymer in the form of the water-in-oil polymeric emulsion in the presence of an acid or base and from 1 to 30 wt %, based on the polymer, of an emulsifier, the emulsifier used being a mixture of (a) from 5 to 95 wt % of a block or graft copolymer of the structure (A-B)m, (A)-B or (B)-A, in which in each case (a) from 5 to 95 wt % of a block or graft copolymer of the structure (A-B).sub.m, (A).sub.n B or (B).sub.n A, in which in each case A is a hydrophobic homopolymer or copolymer having a degree of polymerization of at least 3, B is a hydrophilic homopolymer or copolymer having a degree of polymerization of at least 3, m is equal to or greater than 1, and n is equal to or greater than 2, and (b) from 5 to 95 wt % of another water-in-oil emulsifier having a molar mass below 1000 g/mol.
摘要翻译： PCT No.PCT / EP95 / 01818 Sec。 371日期：1996年11月21日 102（e）日期1996年11月21日PCT提交1995年5月13日PCT公布。公开号WO95 / 32227 PCT 日期：1995年11月30日制备式（I）的N-乙烯基酰胺的水解聚合物的稳定的油包水乳液的方法，其中R和R 1表示H或C 1 -C 6烷基通过在聚合引发剂和油包水乳液形式的乳化剂的存在下单独或与另一种烯属不饱和单体的混合物聚合式I化合物，以形成油包水聚合物乳液，然后在酸或碱的存在下以油包水型聚合物乳液的形式水解聚合物，并且基于聚合物为1至30重量％的乳化剂，所使用的乳化剂为（a）5至95重量％的结构（AB）m，（A）-B或（B）-A的嵌段或接枝共聚物的混合物，其中在每种情况下（a）5至95重量％结构（AB）m，（A）nB或（B）nA的嵌段或接枝共聚物的％，其中在每种情况下A是具有聚合度的疏水性均聚物或共聚物至少3，B是具有至少3，m等于或大于1，n等于或大于2的聚合度的亲水均聚物或共聚物，和（b）5至95重量％的另一种油包水乳化剂，其摩尔质量低于1000g / mol。

63. 发明授权

US5620748A Use of graft polymers for fatliquoring and filling leather and fur skins 失效
标题翻译：使用接枝聚合物来加脂和填充皮革和毛皮
公开(公告)号：US5620748A
公开(公告)日：1997-04-15
申请号：US193135
申请日：1994-03-03
申请人： Hermann Birkhofer , Peter Danisch , Walter Denzinger , Heinrich Hartmann , Michael Kneip
发明人： Hermann Birkhofer , Peter Danisch , Walter Denzinger , Heinrich Hartmann , Michael Kneip
IPC分类号： C14C9/00 , B05D3/02
CPC分类号： C14C9/00
摘要： Soft leathers with a pleasant hand are obtained on fatliquoring and filling leather and fur skins with water-soluble or water-dispersible graft polymers of vegetable and animal oils, obtainable by radically initiated polymerizationA) of a monomer or monomer mixture comprising(a) from 20 to 100% by weight of monoethylenically unsaturated carboxylic acids and/or monoethylenically unsaturated sulfonic acids and/or monoethylenically unsaturated phosphonic acids or their alkali metal, alkaline earth metal or ammonium salts,(b) from 0 to 80% by weight of other monoethylenically unsaturated monomers which are copolymerizable with the monomers (a), and(c) from 0 to 5% by weight of at least doubly ethylenically unconjugatedly unsaturated monomers in the presence ofB) vegetable and/or animal oils in a weight ratio of A:B of (80-1):(20-99).
摘要翻译： PCT No.PCT / EP93 / 01831 Sec。 371日期1994年3月3日 102（e）1994年3月3日PCT提交1993年7月13日PCT公布。出版物WO94 / 02650 日期1994年2月3日柔软的手皮是通过加脂和填充皮革和毛皮皮肤与水溶性或水分散性植物和动物油的接枝聚合物获得的，可通过自由基引发聚合A）单体或单体混合物包含（a）20至100重量％的单烯属不饱和羧酸和/或单烯属不饱和磺酸和/或单烯属不饱和膦酸或其碱金属，碱土金属或铵盐，（b）0至80％重量的其它单烯属不饱和单体，它们可与单体（a）和（c）共聚，0至5％重量的至少双烯键式非共轭不饱和单体在B）存在下的植物油和/或动物油（80-1）:( 20-99）的A：B的重量比。

64. 发明授权

US5433752A Use of rection products of Homo- or copolymers based on monoethylenically unsaturated dicarboxylic anhydrides with amines or alcohols for fatliquoring and filling leather and fur skins 失效
标题翻译：使用基于单烯键式不饱和二羧酸酐的均聚物或共聚物与胺或醇的反应产物用于加脂和填充皮革和毛皮
公开(公告)号：US5433752A
公开(公告)日：1995-07-18
申请号：US290779
申请日：1994-08-26
申请人： Hermann Birkhofer , Peter Danisch , Walter Denzinger , Heinrich Hartmann , Norbert Greif , Knut Oppenlaender
发明人： Hermann Birkhofer , Peter Danisch , Walter Denzinger , Heinrich Hartmann , Norbert Greif , Knut Oppenlaender
IPC分类号： C14C9/00 , C14C3/22 , C14C9/02
CPC分类号： C14C9/00
摘要： Products useful for fatliquoring and filling leather and fur skins are obtained on reactingA) homo- or copolymers based on monoethylenically unsaturated dicarboxylic anhydrides and obtainable by free-radically initiated polymerization ofa) from 30 to 100 mol % of one or more monoethylenically unsaturated dicarboxylic anhydrides of from 4 to 10 carbon atoms,b) from 0 to 70 mol % of one or more aromatic vinyl compounds of the general formula I ##STR1## where R.sup.1, R.sup.2 and R.sup.3 are each hydrogen, methyl or ethyl and k is 1 or 2,(c) from 0 to 70 mol % of one or more vinyl esters of C.sub.1 - to C.sub.8 -carboxylic acids,(d) from 0 to 50 mol % of one or more C.sub.2 - to C.sub.6 -olefins, and(e) from 0 to 30 mol % of one or more monoethylenically unsaturated C.sub.3 - to C.sub.5 -carboxylic acids, which mixture of monomers (a) to (e) may additionally contain up to 10% by weight of further copolymerizable monomers, withB) amines of the general formula R.sub.4 R.sub.5 NH, where R.sup.4 is hydrogen, C.sub.1 - to C.sub.20 -alkyl, C.sub.5 - to C.sub.8 -cycloalkyl or C.sub.2 - to C.sub.4 -hydroxyalkyl and R.sup.5 is C.sub.6 - to C.sub.30 -alkyl, C.sub.6 - to C.sub.30 -alkenyl, C.sub.5 - to C.sub.8 -cycloalkyl or C.sub.2 - to C.sub.4 -hydroxyalkyl, or alcohols of the general formula R.sup.6 --O--(C.sub.m H.sub.2m O).sub.p --(C.sub.n H.sub.2n O).sub.q --H, where R.sup.6 is C.sub.1 - to C.sub.30 -alkyl, C.sub.2 - to C.sub.30 -alkenyl, C.sub.5 - to C.sub.8 -cycloalkyl or--if p+q>0--hydrogen, m and n are each from 2 to 4 and p and q are each from 0 to 50, or mixtures of such amines and alcohols.
摘要翻译： PCT No.PCT / EP93 / 00354 Sec。 371日期1994年8月26日 102（e）日期1994年8月26日PCT提交1993年2月15日PCT公布。公开号WO93 / 17130 PCT 日期：1993年9月2日。用于加脂和填充皮革和毛皮的产品可以通过A）基于单烯键式不饱和二羧酸酐的均聚物或共聚物获得，可通过自由基引发的a）30至100摩尔％的一种或多种具有4-10个碳原子的单烯键式不饱和二羧酸酐，b）0-70摩尔％的一种或多种通式I的芳族乙烯基化合物，其中R 1，R 2和R 3各自为氢，甲基或乙基，k为1或2，（c）0至70摩尔％的一种或多种C 1至C 8羧酸的乙烯基酯，（d）0至50摩尔％的一种或多种C 2 - C6-烯烃，和（e）0-30mol％的一种或多种单烯键式不饱和C3-至C5-羧酸，单体（a）至（e）的混合物可另外含有高达10重量％可共聚的单体，B）通式为R4R5NH的胺，其中R4是氢，C1-至C20-烷基，C5-至 C 5 -C 8 - 环烷基或C 2 -C 4羟基烷基，R 5为C 6至C 30 - 烷基，C 6至C 30 - 烯基，C 5 -C 8 - 环烷基或C 2至C 4 - 羟烷基，或通式为R 6 -O - （CmH2mO）p-（CnH2nO）qH，其中R6是C1-至C30-烷基，C2-至C30-烯基，C5-至C8-环烷基或 - 如果p + q> O-氢，m和n各自 2至4，p和q各自为0至50，或这些胺和醇的混合物。

65. 发明授权

US5286263A Use of copolymers based on long-chain alkyl vinyl ethers and ethylenically unsaturated dicarboxylic anhydrides for rendering leathers and skins water-repellent 失效
标题翻译：使用基于长链烷基乙烯基醚和烯键式不饱和二羧酸酐的共聚物，用于使皮革和皮肤防水
公开(公告)号：US5286263A
公开(公告)日：1994-02-15
申请号：US829062
申请日：1992-02-10
申请人： Ortwin Schaffer , Herbert Bay , Karl Stork , Norbert Greif , Knut Oppenlaender , Walter Denzinger , Heinrich Hartmann
发明人： Ortwin Schaffer , Herbert Bay , Karl Stork , Norbert Greif , Knut Oppenlaender , Walter Denzinger , Heinrich Hartmann
IPC分类号： C08F8/32 , C08F8/44 , C08F16/16 , C08F216/16 , C08F220/04 , C08F222/06 , C14C9/00 , C14C3/08
CPC分类号： C14C9/00 , C08F8/44
摘要： Copolymers which are obtainable by free radical copolymerization of (a) C.sub.8 -C.sub.40 -alkyl vinyl ethers, if necessary as a mixture with not more than 50 mol % of C.sub.8 -C.sub.40 -monoolefins, with (b) ethylenically unsaturated C.sub.4 -C.sub.8 -dicarboxylic anhydrides at from 80.degree. to 300.degree. C. to give copolymers having molecular weights of from 500 to 20,000 g/mol, subsequent solvolysis of the anhydride groups of the copolymers and partial or complete neutralization of the carboxyl groups formed during the solvolysis, in an aqueous medium by means of a base, and which are present in the form of aqueous dispersions or solutions, are used as agents for imparting water repellency to leathers and skins.
摘要翻译：（a）C8与C40烷基乙烯基醚的自由基共聚得到的共聚物，可能与高达50mol％的C 8〜C 40单烯烃混合，与（B）烯属不饱和C4〜C8二羧酸酐在80〜300℃的温度 C以500至200000g / mol的摩尔质量共聚，然后将共聚物的酸酐基溶剂分解，并且在水性介质中至少部分中和，其中通过溶剂解产生的羧基的碱可以以水性分散体或防水皮革和毛皮的解决方案。

66. 发明授权

US4914167A Polymeric organic acids, their preparation and their use in detergents and cleansers 失效
标题翻译：聚合有机酸，它们的制备及其在洗涤剂和清洁剂中的应用
公开(公告)号：US4914167A
公开(公告)日：1990-04-03
申请号：US752013
申请日：1985-07-08
申请人： Juergen Hambrecht , Heinrich Hartmann , Walter Denzinger , Albert Hettche , Wolfgang Trieselt , Rolf Schneider
发明人： Juergen Hambrecht , Heinrich Hartmann , Walter Denzinger , Albert Hettche , Wolfgang Trieselt , Rolf Schneider
IPC分类号： C08F2/02 , C08F220/04 , C11D3/37
CPC分类号： C11D3/3761 , C08F220/04
摘要： Organic polyacids are prepared from monomeric monofunctional acids, such as acrylic acid or methacrylic acid and monomers without an acid group, with or without dicarboxylic acids or their anhydrides, by continuous free radical mass copolymerization under superatmospheric pressure at from 200.degree. to 400.degree. C., followed, if desired, by neutralization of the polyacids obtained. The polyacids obtained by the novel process are useful as phosphate substitutes and scale inhibitors in detergents and cleansers.
摘要翻译：有机多元酸通过在200-400℃的超大气压下连续自由基基团共聚，由单体单官能酸例如丙烯酸或甲基丙烯酸和无酸基的单体制备，含或不含二羧酸或其酸酐。，如果需要，通过中和获得的多元酸。通过该方法获得的多酸可用作洗涤剂和清洁剂中的磷酸盐替代物和防垢剂。

67. 发明授权

US4886859A Slightly crosslinked, water-soluble polymaleic acid, its preparation and its use 失效
标题翻译：微交联的水溶性聚马来酸，其制备及其用途
公开(公告)号：US4886859A
公开(公告)日：1989-12-12
申请号：US263561
申请日：1988-10-27
申请人： Walter Denzinger , Heinrich Hartmann , Ulrich Gockel , Felix Richter , Hans-Jurgen Raubenheimer , Ekhard Winkler
发明人： Walter Denzinger , Heinrich Hartmann , Ulrich Gockel , Felix Richter , Hans-Jurgen Raubenheimer , Ekhard Winkler
IPC分类号： C08F290/00 , C02F5/00 , C02F5/08 , C02F5/10 , C08F2/06 , C08F4/32 , C08F8/12 , C08F20/02 , C08F20/10 , C08F220/20 , C08F222/02 , C08F222/06 , C08F299/02
CPC分类号： C08F222/02 , C02F5/10 , C08F8/12 , C08F2810/20
摘要： Slightly crosslinked, water-soluble polymaleic acid which is obtainable by polymerization of maleic anhydride with from 0.1 to 10% by weight of a crosslinking agent in an aromatic hydrocarbon at from 60.degree. to 200.degree. C. in the presence of from 1 to 20% by weight, based on maleic anhydride, of a peroxyester, and hydrolysis of the polymer to give slightly crosslinked polymaleic acid having a Fikentscher K value of from 8 to 20 (measured at 20.degree. C. in 5% strength aqueous solution at pH 7 as the Na salt), a process for the preparation of slightly crosslinked polymaleic acid, and its use as a water treatment agent for reducing boiler scale and hard water deposits in water-conveying systems.
摘要翻译：在0.1至10重量％的交联剂在60至200℃的芳族烃中，在1至20重量％的存在下，将马来酸酐与马来酸酐反应得到的交联的水溶性聚马来酸，（重量），基于马来酸酐的过氧化物和水解该聚合物，得到具有8至20的Fikentscher K值的轻微交联的聚马来酸（在20℃下，在5％强度的pH7的水溶液中测量为 Na盐），一种制备轻微交联的聚马来酸的方法，以及其作为用于在输水系统中减少锅炉尺度和硬水沉积物的水处理剂的用途。

68. 发明授权

US4402937A Preparation of PVP-iodine 失效
标题翻译：制备PVP-碘
公开(公告)号：US4402937A
公开(公告)日：1983-09-06
申请号：US188908
申请日：1980-09-19
申请人： Walter Denzinger , Heinrich Hartmann , Wolfgang Schwarz
发明人： Walter Denzinger , Heinrich Hartmann , Wolfgang Schwarz
IPC分类号： C08F8/00 , A01N59/12 , C08F8/20 , C08F8/22 , A61K31/79 , A61K33/18
CPC分类号： A01N59/12 , C08F8/22
摘要： A process for the preparation of PVP-iodine having an iodine:iodide ratio of about 2:1 and a partition coefficient of 180-250, by reacting PVP with elementary iodine in the presence of formic acid, oxalic acid or an ammonium salt or amide of carbonic acid, formic acid or oxalic acid, in aqueous solution.
摘要翻译：在甲酸，草酸或铵盐或酰胺存在下，使PVP与元素碘反应，制备碘碘化物比约为2:1，分配系数180-250的PVP-碘的方法的碳酸，甲酸或草酸，在水溶液中。

69. 发明授权

US06171583B2 Powdery iodine complexes 失效
标题翻译：粉状碘络合物
公开(公告)号：US06171583B2
公开(公告)日：2001-01-09
申请号：US09068305
申请日：1998-05-07
申请人： Jörg Breitenbach , Axel Sanner , Walter Denzinger , Siegfried Lang
发明人： Jörg Breitenbach , Axel Sanner , Walter Denzinger , Siegfried Lang
IPC分类号： A61K3318
CPC分类号： C08F226/06 , C08F8/22 , C08F26/06
摘要： Complexes in powder form of iodine and a crosslinked polymer based on N-vinyl compounds are obtainable by dry heating of iodine and a polymer which is obtained by polymerization of monovinyl compounds (monomers A) whose vinyl group is bonded to a nitrogen atom of a nitrogen-containing heterocycle, in the presence of from 0.5 to 10% by weight, based on the monomers (A), of a compound (B) of the formula I; where A is —CH— or a nitrogen atom, and n is 2 or 3. The complexes are suitable for producing antidiarrheals.
摘要翻译：可以通过干燥加热碘和聚合物获得碘粉末形式和基于N-乙烯基化合物的交联聚合物的复合物，该聚合物是通过乙烯基结合在氮的氮原子上的单乙烯基化合物（单体A）基于单体（A），在式I化合物（B）为0.5〜10重量％的存在下，其中A为-CH-或氮原子，n为2 或3.该配合物适于产生止泻药。

70. 发明授权

US5710228A Maleimide/.alpha.-olefin copolymers and their use as light stabilizers and stabilizers for organic material 失效
标题翻译：马来酰亚胺/α-烯烃共聚物及其用作有机材料的光稳定剂和稳定剂
公开(公告)号：US5710228A
公开(公告)日：1998-01-20
申请号：US644123
申请日：1996-05-10
申请人： Alfred Krause , Walter Denzinger , Albert Hettche , Alexander Aumueller , Hubert Trauth
发明人： Alfred Krause , Walter Denzinger , Albert Hettche , Alexander Aumueller , Hubert Trauth
IPC分类号： C08F2/06 , C08F8/32 , C08F210/14 , C08F222/40 , C08F210/00
CPC分类号： C08F8/32 , C08F210/14
摘要： Maleimide/.alpha.-olefin copolymers are composed of structural units I ##STR1## where R.sup.1 is a tetramethylpiperidinyl radical of the formula II ##STR2## R.sup.3 is hydrogen, C.sub.1 -C.sub.6 -alkyl, formyl, C.sub.2 -C.sub.6 -alkanoyl, C.sub.1 -C.sub.12 -alkoxy, C.sub.5 - or C.sub.6 -cycloalkoxy, cyanomethyl, 2-hydroxyethyl, benzyl or a radical of the formula --CR.sup.4 =CH--CO--OR.sup.5, R.sup.4 is hydrogen, C.sub.1 -C.sub.6 -alkyl or a radical of the formula --CO--OR.sup.5, and R.sup.5 is C.sub.5 -C.sub.18 -alkyl, C.sub.5 -C.sub.8 -cycloalkyl, C.sub.7 -C.sub.18 -aralkyl, phenyl or tolyl, and up to 8 mol %, based on II, of R.sup.1 may furthermore be hydrogen, C.sub.1 -C.sub.22 -alkyl or C.sub.5 -C.sub.8 -cycloalkyl, and R.sup.2 is a mixture of C.sub.14 -C.sub.28 -alkyl groups, where two of these alkyl groups, which may differ by no more than two carbon atoms, each account for at least 30% of this mixture, having an average molecular weight of from 1,000 to 50,000. The copolymers described are suitable as light stabilizers and stabilizers for organic material, in particular plastics and coatings.
摘要翻译：马来酰亚胺/α-烯烃共聚物由结构单元Ⅰ（II）组成，其中R 1是式II的四甲基哌啶基，其中R 3是氢，C 1 -C 6烷基，甲酰基，C 2 -C 6 - 烷酰基，C 1 -C 12 - 烷氧基，C 5 - 或C 6 - 环烷氧基，氰基甲基，2-羟乙基，苄基或式-CR 4 = CH-CO-OR 5基团，R 4是氢，C 1 -C 6烷基或式-CO-OR5和R5是C5-C18-烷基，C5-C8-环烷基，C7-C18-芳烷基，苯基或甲苯基，并且基于II的至多8摩尔％的R 1还可以是氢， C 1 -C 22 - 烷基或C 5 -C 8 - 环烷基，并且R 2是C 14 -C 28 - 烷基的混合物，其中两个可以不超过两个碳原子的烷基各自占据至少30％的该混合物，其平均分子量为1,000至50,000。所述的共聚物适合用作有机材料的光稳定剂和稳定剂，特别是塑料和涂料。

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