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81. 发明授权

US5068298A Alkenyl-phosphonic and -phosphinic esters, process for their preparation, their use and hydrogels prepared using them 失效
标题翻译：烯基 - 膦酸和 - 膦酸酯，它们的制备方法，它们的用途和使用它们制备的水凝胶
公开(公告)号：US5068298A
公开(公告)日：1991-11-26
申请号：US542763
申请日：1990-06-25
申请人： Friedrich Engelhardt , Ulrich Riegel , Joachim Gersdorf , Hans-Jerg Kleiner
发明人： Friedrich Engelhardt , Ulrich Riegel , Joachim Gersdorf , Hans-Jerg Kleiner
IPC分类号： B01J13/00 , C07F9/32 , C07F9/40 , C07F9/655 , C07F9/6561 , C08F30/02
CPC分类号： C07F9/6561 , C07F9/3217 , C07F9/3264 , C07F9/4015 , C07F9/4075 , Y10S524/916
摘要： The present invention relates to compounds of the general formula I ##STR1## in which R.sup.1, R.sup.1', R.sup.2, A and n are as defined in the description, a process for their preparation, their use and also hydrogels prepared using them.
摘要翻译：本发明涉及通式I（I）的化合物，其中R 1，R 1'，R 2，A和n如说明书中所定义，其制备方法及其用途，以及使用它们制备的水凝胶。

82. 发明授权

US5041496A Hydrophilic, swellable graft copolymers, their preparation and use 失效
标题翻译：亲水，可溶胀的接枝共聚物，其制备和用途
公开(公告)号：US5041496A
公开(公告)日：1991-08-20
申请号：US495642
申请日：1990-03-19
申请人： Friedrich Engelhardt , Ulrich Riegel , Jurgen Kuhlwein
发明人： Friedrich Engelhardt , Ulrich Riegel , Jurgen Kuhlwein
IPC分类号： A61F13/53 , A61L15/60 , C08F283/06
CPC分类号： C08F283/06 , A61L15/60
摘要： The present invention relates to hydrophilic, swellable graft copolymers composed, in random distribution, of 0.5 to 20% by weight of radicals of the general formula I ##STR1## of 79 to 99% by weight of radicals containing an acidic group, of the general formula II ##STR2## and of 0.1 to 2% by weight of radicals of a crosslinking agent which are derived from monomers having at least two olefinically unsaturated double bonds, and the radicals X, Z, m, n, z and also R.sup.1 to R.sup.4 are defined as given in the description, a process for the preparation of these graft copolymers and also their use as absorbents for water and aqueous solutions.
摘要翻译：本发明涉及亲水性，可溶胀的接枝共聚物，其以随机分布的形式组合，含有0.5-20％（重量）的通式Ⅰ（I）的基团为79-99％（重量）含酸性基团的基团，的通式II＆gt;（II）和0.1至2重量％的衍生自具有至少两个烯属不饱和双键的单体的交联剂的基团，基团X，Z，m，n， z和R1至R4的定义如说明书中所述，制备这些接枝共聚物的方法以及它们作为水和水溶液的吸收剂的用途。

83. 发明授权

US4357245A Water-soluble copolymer and its preparation 失效
标题翻译：水溶性共聚物及其制备方法
公开(公告)号：US4357245A
公开(公告)日：1982-11-02
申请号：US297237
申请日：1981-08-28
申请人： Friedrich Engelhardt , Ulrich Riegel , Martin Hille , Heinz Wittkus
发明人： Friedrich Engelhardt , Ulrich Riegel , Martin Hille , Heinz Wittkus
IPC分类号： C09K8/02 , C08F20/00 , C08F20/52 , C08F26/00 , C08F220/56 , C08F220/58 , C08F226/02 , C08F228/02 , C09K8/03 , C09K8/04 , C09K8/24 , C09K7/02
CPC分类号： C08F220/58 , C09K8/24
摘要： Outstandingly suitable drilling mud additives are water soluble copolymers consisting essentially of a random distribution of(a) 5 to 95% by weight of units of the formula ##STR1## (b) 5 to 95% by weight of units of the formula ##STR2## and (c) 0 to 80% by weight of units of the formula ##STR3## wherein R.sup.1 and R.sup.2 are the same or different and each is hydrogen methyl or ethyl; andX.sup..sym. is a cation.
摘要翻译：非常合适的钻井泥浆添加剂是水溶性共聚物，其基本上由以下组成的随机分布组成：（a）5至95重量％的式（b）单元：（b）5-95重量％和（c）0至80重量％的式“IMAGE”的单元，其中R 1和R 2相同或不同，各自为氢甲基或乙基; 而X（+）是阳离子。

84. 发明授权

US4309523A Water-soluble copolymer of acrylamidomethylpropanesulfonic acids salts 失效
标题翻译：丙烯酰胺基甲基丙磺酸盐的水溶性共聚物
公开(公告)号：US4309523A
公开(公告)日：1982-01-05
申请号：US174731
申请日：1980-08-01
申请人： Friedrich Engelhardt , Ulrich Riegel , Martin Hille , Heinz Wittkus
发明人： Friedrich Engelhardt , Ulrich Riegel , Martin Hille , Heinz Wittkus
IPC分类号： C09K8/02 , C08F20/00 , C08F20/52 , C08F26/00 , C08F220/56 , C08F220/58 , C08F226/02 , C08F228/02 , C09K8/03 , C09K8/04 , C09K8/24
CPC分类号： C08F220/58 , C09K8/24
摘要： Outstandingly suitable drilling mud additives are water soluble copolymers consisting essentially of a random distribution of(a) 5 to 95% by weight of units of the formula ##STR1## (b) 5 to 95% by weight of units of the formula ##STR2## and (c) 0 to 80% by weight of units of the formula ##STR3## wherein R.sup.1 and R.sup.2 are the same or different and each is hydrogen, methyl or ethyl; and X.sup..sym. is a cation.
摘要翻译：非常合适的钻井泥浆添加剂是水溶性共聚物，其基本上由以下组成的随机分布组成：（a）5至95重量％的式（b）单元：（b）5-95重量％和（c）0至80重量％的式“IMAGE”的单元，其中R 1和R 2相同或不同，各自为氢，甲基或乙基; 而X（+）是阳离子。

85. 发明授权

US06849665B2 Absorbent compositions 有权
标题翻译：吸收剂组合物
公开(公告)号：US06849665B2
公开(公告)日：2005-02-01
申请号：US10028908
申请日：2001-12-28
申请人： Volker Frenz , Norbert Herfert , Ulrich Riegel , William E. Volz , Thomas H. Majette , James Hill
发明人： Volker Frenz , Norbert Herfert , Ulrich Riegel , William E. Volz , Thomas H. Majette , James Hill
IPC分类号： A61F13/53 , A61F13/00 , A61F13/15 , A61F13/49 , A61L15/60 , B01J20/26 , C08L101/14 , C08J9/28
CPC分类号： A61L15/60 , B01J20/26 , Y10T428/249953 , Y10T428/2991 , Y10T428/2998 , Y10T428/31971 , Y10T428/31975 , Y10T428/31978
摘要： Described is a water-absorbent composition containing from 30 to 100% by weight, based on the water-absorbent composition, of water-insoluble water-swellable hydrogels characterized by the following features: Centrifuge Retention Capacity (CRC) of at least 24 g/g, Saline Flow Conductivity (SFC) of at least 80×10−7 cm3 s/g and Free Swell Rate (FSR) of at least 0.15 g/g s and/or Vortex Time of not more than 160 s.
摘要翻译：描述了基于吸水性组合物含有30-100重量％的水不溶性水溶胀性水凝胶的吸水性组合物，其特征在于以下特征：离心保留容量（CRC）为至少24g / g，至少80×10 -7 cm 3 / s的盐水流动电导率（SFC）和至少0.15g / gs和/或不超过160s的涡旋时间的无膨胀速率（FSR）。

86. 发明授权

US5973014A Process for the preparation of porous, hydrophilic, highly swellable hydrogels 失效
标题翻译：制备多孔，亲水，高度可膨胀的水凝胶的方法
公开(公告)号：US5973014A
公开(公告)日：1999-10-26
申请号：US829493
申请日：1997-03-27
申请人： Rudiger Funk , Norbert Herfert , Ulrich Riegel
发明人： Rudiger Funk , Norbert Herfert , Ulrich Riegel
IPC分类号： C08J9/00 , C08J9/28
CPC分类号： C08J9/28 , C08J2300/00
摘要： The present application relates to a process for the preparation of porous, hydrophilic, highly swellable hydrogels, which comprises freeze-drying hydrophilic, highly swellable hydrogels which have been swollen with water.
摘要翻译：本申请涉及一种制备多孔，亲水，高度可溶胀的水凝胶的方法，其包括用水溶胀的亲水性，高度可溶胀的水凝胶的冷冻干燥。

87. 发明授权

US5510436A Water-soluble copolymers useful in drilling fluids 失效
标题翻译：用于钻井液的水溶性共聚物
公开(公告)号：US5510436A
公开(公告)日：1996-04-23
申请号：US260037
申请日：1994-06-15
申请人： Martin Hille , Heinz Wittkus , Jurgen Tonhauser , Fritz Engelhardt , Ulrich Riegel
发明人： Martin Hille , Heinz Wittkus , Jurgen Tonhauser , Fritz Engelhardt , Ulrich Riegel
IPC分类号： C04B24/16 , C08F20/52 , C08F26/02 , C08F26/10 , C08F220/58 , C08F226/04 , C08F226/10 , C08L33/24 , C08L33/26 , C08L39/00 , C08L39/02 , C09D17/00 , C09K8/04 , C09K8/24 , C09K8/46 , C09K8/487 , C08F228/02
CPC分类号： C04B24/163 , C04B24/16 , C04B24/2652 , C08F220/58 , C08F226/04 , C09D17/001 , C09K8/24 , C09K8/46 , C09K8/487
摘要： The water-soluble copolymer comprises 5-90% by weight of groups of the formula ##STR1## in which R.sup.1 is hydrogen or methyl, R.sup.2 is C.sub.2 -C.sub.10 -alkylene, and Me is ammonium or an alkali metal, 5-90% by weight of groups of the formula--CH.dbd.CH--CH.sub.2 --N.sup.+ R.sup.3 R.sup.4 --CH.sub.2 --CH.dbd.CH-- X.sup.- IIin which X is a halogen, R.sup.3 and R.sup.4, independently of one another, are C.sub.1 -C.sub.6 -alkyl, 0-60% by weight of groups of the formula ##STR2## in which R.sup.5 and R.sup.6 together are a propylene group which with inclusion of the radical ##STR3## forms a pyrrolidone radical, and 0-30% by weight of groups of the formula--CHR.sup.7 --CHR.sup.8 -- IVin which R.sup.7 is hydrogen or methyl and R.sup.8 is CONH.sub.2, CON(CH.sub.3).sub.2, cyano, SO.sub.3 H, SO.sub.3 Me, C.sub.6 H.sub.4 SO.sub.3 H, C.sub.6 H.sub.4 SO.sub.3 Me, CH.sub.2 SO.sub.3 H, CH.sub.2 SO.sub.3 Me, COOH, COOMe, or carboxy-C.sub.1 -C.sub.15 --alkyl, and Me is an ammonium cation or an alkali metal cation, and the order of components I to IV can be as desired.The copolymer is used as water-binding additive for suspensions of solids, preferably for cement slurries, gypsum slurries, mortars, drilling muds or pigment suspensions, or as water-binding additive for aqueous salt solutions.
摘要翻译：水溶性共聚物包含5-90重量％的式I的基团，其中R 1是氢或甲基，R 2是C 2 -C 10 - 亚烷基，Me是铵或碱金属，5-90％的式-CH = CH-CH 2 -N + R 3 -CH 4 -CH = CH-X-II的基团，其中X是卤素，R 3和R 4彼此独立地是C 1 -C 6 - 烷基， 0-60重量％的其中R 5和R 6一起是含有基团“IMAGE”的丙烯基团的式“IMAGE”III形成吡咯烷酮基团，和0-30重量％的其中R 7是氢或甲基，R 8是CONH 2，CON（CH 3）2，氰基，SO 3 H，SO 3 Me，C 6 H 4 SO 3 H，C 6 H 4 SO 3 Me，CH 2 SO 3 H，CH 2 SO 3 Me，COOH，COOMe或羧基-C 1 -C 15 - 烷基，Me是铵阳离子或碱金属阳离子，组分I至IV的顺序可以根据需要进行。该共聚物用作固体悬浮液的水结合添加剂，优选用于水泥浆料，石膏浆料，砂浆，钻井泥浆或颜料悬浮液，或作为盐水溶液的水结合添加剂。

88. 发明授权

US5502231A Process for the preparation of cyclic vinylphosphonic esters 失效
标题翻译：环状乙烯基膦酸酯的制备方法
公开(公告)号：US5502231A
公开(公告)日：1996-03-26
申请号：US391528
申请日：1995-02-21
申请人： Fritz Engelhardt , Ulrich Riegel , Hans-Jerg Kleiner
发明人： Fritz Engelhardt , Ulrich Riegel , Hans-Jerg Kleiner
IPC分类号： C07F9/6574 , C07F9/6571 , C07F9/6564
CPC分类号： C07F9/657181
摘要： The present invention relates to a process for the preparation of compounds of the general formula I ##STR1## in which R.sup.1 and R.sup.2 are defined as stated in claim 1, characterized in that a 1,1,1-tris(hydroxymethyl)-(C.sub.2 -C.sub.5)-alkane or 2,2-bis(hydroxymethyl)-1,3-propanediol is reacted with vinylphosphonic anhydride.
摘要翻译：本发明涉及一种制备通式化合物的方法，如权利要求1所述，其特征在于1,1,1-三（羟甲基） - （C 2 -C 5） - 烷烃或2,2-双（羟甲基）-1,3-丙二醇与乙烯基膦酸酐反应。

89. 发明授权

US5066745A Alkenylphosphonic and --phosphinic acid esters, process for their preparation, hydrogels produced using them, and their use 失效
标题翻译：烷基磷酸和磷酸酯酯，其制备方法，使用它们生产的水解产物及其用途
公开(公告)号：US5066745A
公开(公告)日：1991-11-19
申请号：US529653
申请日：1990-05-29
申请人： Friedrich Engelhardt , Ulrich Riegel , Joachim Gersdorf , Hans-Jerg Kleiner
发明人： Friedrich Engelhardt , Ulrich Riegel , Joachim Gersdorf , Hans-Jerg Kleiner
IPC分类号： C09K3/00 , A61K8/04 , A61K8/55 , A61K8/81 , A61Q19/00 , C04B24/00 , C07F9/32 , C07F9/40 , C07F9/6571 , C08F30/02 , C09K8/22 , C09K8/88
CPC分类号： A61K8/042 , A61K8/55 , A61K8/8147 , A61Q19/00 , C04B24/003 , C07F9/3264 , C07F9/4075 , C07F9/657181 , C08F30/02 , C09K8/22 , C09K8/882 , Y10S524/916
摘要： Alkenylphosphonic and -phosphinic acid esters of 1,1,1-tris(hydroxymethyl)alkanes and of 2,2-bis-hydroxymethyl-1,3-propanediol are useful as cross-linking agents in polymeric hydrogels.

90. 发明授权

US5011892A Hydrophilic swellable graft copolymers, their preparation and use 失效
标题翻译：亲水性可溶胀接枝共聚物，其制备和用途
公开(公告)号：US5011892A
公开(公告)日：1991-04-30
申请号：US498722
申请日：1990-03-26
申请人： Friedrich Engelhardt , Ulrich Riegel
发明人： Friedrich Engelhardt , Ulrich Riegel
IPC分类号： A61F13/53 , A61F13/49 , A61L15/60 , C08F283/06 , C08F290/06
CPC分类号： C08F283/06 , A61L15/60
摘要： The present invention relates to hydrophilic, swellable graft copolymers composed, in random distribution, of 0.5 to 20% by weight of radicals of the general formula I ##STR1## 79 to 99% by weight of radicals containing an acidic group, of the general formula II ##STR2## and 0.1 to 2% by weight of crosslinking structures which are derived from monomers having at least two olefinically unsaturated double bonds, where the radicals X, Y, R.sup.1 to R.sup.4 and n have the meanings given in claim 1, and which are used as absorbents for water and aqueous solutions.
摘要翻译：本发明涉及亲水性，可溶胀的接枝共聚物，其以随机分布的形式含有0.5-20％（重量）的通式Ⅰ（I）的基团为79-99％（重量）含酸性基团的基团，衍生自具有至少两个烯属不饱和双键的单体的交联结构的通式II（II）和0.1至2重量％的交联结构，其中基团X，Y，R 1至R 4和n具有给定的含义在权利要求1中，其用作水和水溶液的吸收剂。

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