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61. 发明授权

US5294691A Copolymers of amphytic ion pairs containing vinylic tertiary amine and process therewith 失效
标题翻译：含有乙烯基叔胺的氨基离子对的共聚物及其处理
公开(公告)号：US5294691A
公开(公告)日：1994-03-15
申请号：US78342
申请日：1993-06-21
申请人： Iqbal Ahmed , Hsieh, Henry L.
发明人： Iqbal Ahmed , Hsieh, Henry L.
IPC分类号： C08F220/34 , C08F220/60 , C08F226/06 , C08F228/00 , A61F13/00
CPC分类号： C08F226/06 , C08F220/34 , C08F220/60
摘要： A composition of a superabsorbent polymer and a process for using the polymer to absorb an aqueous electrolyte solution are disclosed. The composition comprises repeating units derived from: (a) an ampholytic ion pair prepared from a polymerizable vinylic tertiary amine-containing monomer and an acid having an ethylenic moiety; (b) at least one comonomer selected from the group consisting of acrylamide, methacrylamide, acrylonitrile, acrylic acid, ethacrylic acid, alkali salts of acrylic acid, alkali salts of methacrylic acid, 2-methacryloyloxyethyltrimethylamine, 2-acrylamido-2-methylpropane sulfonic acid, alkali salts of 2-acrylamido-2-methylpropane sulfonic acid, 2-methacryloyloxyethane sulfonic acid, alkali salts of 2-methacrylamidopropyldimethylamine, styrene sulfonic acid, alkali salts of styrene sulfonic acid, and N-vinyl-2-pyrrolidone; and optionally, (c) at least one crosslinking agent which has at least two polymerizable olefinic functionalities wherein the olefinic functionalities are suitable for crosslinking.
摘要翻译：公开了超吸收聚合物的组合物和使用聚合物吸收电解质水溶液的方法。该组合物包含衍生自以下的重复单元：（a）由可聚合的含乙烯基叔胺的单体和具有烯属部分的酸制备的两性离子对; （b）至少一种选自丙烯酰胺，甲基丙烯酰胺，丙烯腈，丙烯酸，乙基丙烯酸，丙烯酸的碱金属盐，甲基丙烯酸的碱金属盐，2-甲基丙烯酰氧基乙基三甲基胺，2-丙烯酰胺基-2-甲基丙磺酸 2-丙烯酰胺基-2-甲基丙磺酸的碱金属盐，2-甲基丙烯酰氧基乙烷磺酸，2-甲基丙烯酰胺基丙基二甲基胺的碱金属盐，苯乙烯磺酸，苯乙烯磺酸的碱金属盐和N-乙烯基-2-吡咯烷酮; 和（c）至少一种具有至少两个可聚合的烯属官能团的交联剂，其中烯属官能团适于交联。

62. 发明授权

US5286827A Superabsorbent crosslinked copolymers formed from an ampholytic ion pair (2-methacryloyloxyethyldimethylammonium cation (MEDMA)/sulfonate anion) copolymerized with other comonomers 失效
标题翻译：由其他共聚单体共聚的两性离子对（2-甲基丙烯酰氧基乙基二甲基铵阳离子（MEDMA）/磺酸根阴离子）形成的超吸收性交联共聚物
公开(公告)号：US5286827A
公开(公告)日：1994-02-15
申请号：US918307
申请日：1992-07-21
申请人： Iqbal Ahmed
发明人： Iqbal Ahmed
IPC分类号： A61L15/60 , C08F220/34 , C08F220/60 , C08F246/00 , C08F251/00 , C08F255/02 , C08F228/00 , A61F13/00
CPC分类号： C08F255/02 , A61L15/60 , C08F220/34 , C08F220/60 , C08F246/00 , C08F251/00
摘要： The present invention provides crosslinked ampholytic copolymers that are highly absorbent to aqueous electrolyte solutions. The polymers of the present invention comprise polymers formed by the copolymerization of an effective amount of each of the following components to produce a polymer which is highly absorbent to aqueous electrolyte solutions:(a) an ampholytic ion pair monomer comprising(i) the ammonium cation 2-methacryloyloxyethyldimethylammonium and(ii) a sulfonate anion selected from the group consisting of 2-acrylamido-2-methylpropane sulfonate, 2-methacryloyloxyethane sulfonate, vinyl sulfonate, styrene sulfonate and any combination of two or more thereof;(b) at least one comonomer selected from the group consisting of acrylamide, methacrylamide, acrylonitrile, acrylic acid, methacrylic acid, alkali salts of acrylic acid, alkali salts of methacrylic acid, 2-methacryloyloxyethyldimethylamine, 2-acrylamido-2-methylpropane sulfonic acid, alkali salts of 2-acrylamido-2-methylpropane sulfonic acid, 2-methacryloyloxyethane sulfonic acid, alkali salts of 2-methacryloyloxyethane sulfonic acid, N-vinyl-2-pyrrolidone and any combination of two or more thereof; and(c) at least one crosslinking agent which has at least two polymerizable olefinic functionalities wherein the olefinic functionalities are suitable for crosslinking.The invention also provides a method of using the polymers of the present invention for absorbing an aqueous electrolyte solution comprising the step of contacting the polymers of the present invention with the aqueous electrolyte solution.
摘要翻译：本发明提供了对含水电解质溶液具有高吸收性的交联的两性共聚物。本发明的聚合物包含通过共聚有效量的以下每种组分形成的聚合物，以产生对水性电解质溶液具有高吸收性的聚合物：（a）两性离子对单体，其包含（i）铵阳离子 2-烯丙基氧基乙基二甲基铵和（ii）选自2-丙烯酰胺基-2-甲基丙磺酸盐，2-甲基丙烯酰氧基乙烷磺酸盐，乙烯基磺酸盐，苯乙烯磺酸盐及其两种或多种的任意组合的磺酸盐阴离子; （b）至少一种选自丙烯酰胺，甲基丙烯酰胺，丙烯腈，丙烯酸，甲基丙烯酸，丙烯酸的碱金属盐，甲基丙烯酸的碱金属盐，2-甲基丙烯酰氧基乙基二甲基胺，2-丙烯酰胺基-2-甲基丙磺酸 2-丙烯酰胺基-2-甲基丙磺酸的碱金属盐，2-甲基丙烯酰氧基乙磺酸，2-甲基丙烯酰氧基乙磺酸的碱金属盐，N-乙烯基-2-吡咯烷酮及其两种或多种的任意组合; 和（c）至少一种具有至少两个可聚合的烯属官能团的交联剂，其中烯属官能团适于交联。本发明还提供了使用本发明的聚合物吸收含水电解质溶液的方法，其包括使本发明的聚合物与电解质水溶液接触的步骤。

63. 发明授权

US5270382A Compositions and applications thereof of water-soluble copolymers comprising an ampholytic imidazolium inner salt 失效
标题翻译：包含两性咪唑内盐的水溶性共聚物的组合物和应用
公开(公告)号：US5270382A
公开(公告)日：1993-12-14
申请号：US873135
申请日：1992-04-24
申请人： Iqbal Ahmed , Henry L. Hsieh , Ahmad Moradi-Araghi , Bharat Patel
发明人： Iqbal Ahmed , Henry L. Hsieh , Ahmad Moradi-Araghi , Bharat Patel
IPC分类号： C02F1/54 , C08F226/06 , C09K8/508 , C09K8/512 , C09K8/88 , C08K3/00 , C08F226/00
CPC分类号： C09K8/882 , C02F1/54 , C08F226/06 , C09K8/5083 , C09K8/512 , C09K8/887
摘要： Polymer compositions and their applications in hostile environments for oil field operations are disclosed. The compositions contains a polymer which is copolymerized by (a) an ampholytic monomer having the formula of: ##STR1## where one and only one of the substituted groups R.sub.1, R.sub.2, R.sub.3 and R.sub.4 must be a vinyl group, the rest can be the same or different and can be hydrogen or a C.sub.1 -C.sub.3 alkyl group; R.sub.5 is a phenyl group; n is .gtoreq.1 and .ltoreq.6; and q is 0 or 1; (b) at least one comonomer having an ethylenic linkage. The compositions further contain crosslinking agents, such as phenol and formaldehyde, for reducing permeability in a high temperature subterranean formation; and water for use in well treating fluids.
摘要翻译：公开了聚合物组合物及其在用于油田操作的恶劣环境中的应用。组合物含有聚合物，该聚合物通过（a）具有下式的两性单体共聚合：其中一个且仅一个取代基R1，R2，R3和R4必须是乙烯基，其余可以是可以是氢或C 1 -C 3烷基; R5是苯基; n是> / = 1和

64. 发明授权

US5250642A Copolymers of ampholytic ion pairs containing vinylic tertiary amine and olefinic comonomers 失效
标题翻译：含有乙烯基叔胺和烯属共聚单体的两性离子对的共聚物
公开(公告)号：US5250642A
公开(公告)日：1993-10-05
申请号：US886215
申请日：1992-05-20
申请人： Iqbal Ahmed , Henry L. Hsieh
发明人： Iqbal Ahmed , Henry L. Hsieh
IPC分类号： C08F220/34 , C08F220/60 , C08F226/06 , C08F220/06 , C08F228/02 , C08F230/02
CPC分类号： C08F226/06 , C08F220/34 , C08F220/60
摘要： A composition of a superabsorbent polymer and a process for using the polymer to absorb an aqueous electrolyte solution are disclosed. The composition comprises repeating units derived from: (a) an ampholytic ion pair prepared from a polymerizable vinylic tertiary amine-containing monomer and an acid having an ethylenic moiety; (b) at least one comonomer selected from the group consisting of acrylamide, methacrylamide, acrylonitrile, acrylic acid, ethacrylic acid, alkali salts of acrylic acid, alkali salts of methacrylic acid, 2-methacryloyloxyethyltrimethylamine, 2-acrylamido-2-methylpropane sulfonic acid, alkali salts of 2-acrylamido-2-methylpropane sulfonic acid, 2-methacryloyloxyethane sulfonic acid, alkali salts of 2-methacrylamidopropyldimethylamine, styrene sulfonic acid, alkali salts of styrene sulfonic acid, and N-vinyl-2-pyrrolidone; and optionally, (c) at least one crosslinking agent which has at least two polymerizable olefinic functionalities wherein the olefinic functionalities are suitable for crosslinking.
摘要翻译：公开了超吸收聚合物的组合物和使用聚合物吸收电解质水溶液的方法。该组合物包含衍生自以下的重复单元：（a）由可聚合的含乙烯基叔胺的单体和具有烯属部分的酸制备的两性离子对; （b）至少一种选自丙烯酰胺，甲基丙烯酰胺，丙烯腈，丙烯酸，乙基丙烯酸，丙烯酸的碱金属盐，甲基丙烯酸的碱金属盐，2-甲基丙烯酰氧基乙基三甲基胺，2-丙烯酰胺基-2-甲基丙磺酸 2-丙烯酰胺基-2-甲基丙磺酸的碱金属盐，2-甲基丙烯酰氧基乙烷磺酸，2-甲基丙烯酰胺基丙基二甲基胺的碱金属盐，苯乙烯磺酸，苯乙烯磺酸的碱金属盐和N-乙烯基-2-吡咯烷酮; 和（c）至少一种具有至少两个可聚合的烯属官能团的交联剂，其中烯属官能团适于交联。

65. 发明授权

US5219970A Grafted copolymers highly absorbent to aqueous electrolyte solutions 失效
标题翻译：接枝共聚物对水性电解质溶液具有高吸收性
公开(公告)号：US5219970A
公开(公告)日：1993-06-15
申请号：US919073
申请日：1992-07-23
申请人： Iqbal Ahmed , Henry L. Hsieh
发明人： Iqbal Ahmed , Henry L. Hsieh
IPC分类号： A61L15/60 , C08F220/34 , C08F220/60 , C08F246/00 , C08F251/00 , C08F255/02
CPC分类号： C08F255/02 , A61L15/60 , C08F220/34 , C08F220/60 , C08F246/00 , C08F251/00
摘要： The present invention provides graft copolymers that are highly absorbent to aqueous electrolyte solutions. The graft copolymer is formed by the graft polymerizing an effective amount of each of the following components together to provide a highly absorbent copolymer:(a) graft polymerizing onto a first polymer selected from the group consisting of polysaccharide, polypropylene, polyethylene and other polyolefins, and at least one comonomer selected from the group consisting of acrylamide, methacrylamide, acrylonitrile, acrylic acid, methacrylic acid, alkali salts of acrylic acid, alkali salts of methacrylic acid, 3-methacrylamidopropyldimethylamine, 2-acrylamido-2-methylpropane sulfonic acid, alkali salts of 2-acrylamido-2-methylpropane sulfonic acid, 2-methacryloyloxyethane sulfonic acid, alkali salts of 2-methacryloyloxyethane sulfonic acid, and any combination of two or more thereof; and(b) graft polymerizing therewith an ampholytic ion pair monomer comprising(i) an ammonium cation 3-methacrylamidopropyldimethylammonium and(ii) a sulfonate anion selected from the group consisting of 2-acrylamido-2-methylpropane sulfonate, 2-methacryloyloxyethane sulfonate, vinyl sulfonate, styrene sulfonate and any combination of thereof.
摘要翻译：本发明提供对水性电解质溶液具有高吸收性的接枝共聚物。接枝共聚物通过将有效量的以下各组分接枝聚合在一起形成，以提供高吸收性共聚物：（a）接枝聚合到选自多糖，聚丙烯，聚乙烯和其它聚烯烃的第一聚合物上，和至少一种选自丙烯酰胺，甲基丙烯酰胺，丙烯腈，丙烯酸，甲基丙烯酸，丙烯酸的碱金属盐，甲基丙烯酸的碱金属盐，3-甲基丙烯酰胺基丙基二甲基胺，2-丙烯酰胺基-2-甲基丙磺酸，碱金属的共聚单体 2-丙烯酰氨基-2-甲基丙烷磺酸的盐，2-甲基丙烯酰氧基乙烷磺酸，2-甲基丙烯酰氧基乙烷磺酸的碱金属盐，以及其两种或多种的任意组合; 其包含（i）铵阳离子3-甲基丙烯酰胺丙基二甲基铵和（ii）选自2-丙烯酰胺基-2-甲基丙磺酸盐，2-甲基丙烯酰氧基乙烷磺酸盐，乙烯基乙烯基醚的磺酸盐阴离子的两性离子对单体的接枝聚合磺酸盐，苯乙烯磺酸盐及其任何组合。

66. 发明授权

US5214117A Grafted copolymers highly absorbent to aqueous electrolyte solutions 失效
标题翻译：接枝共聚物对水性电解质溶液具有高吸收性
公开(公告)号：US5214117A
公开(公告)日：1993-05-25
申请号：US919075
申请日：1992-07-23
申请人： Iqbal Ahmed , Henry L. Hsieh
发明人： Iqbal Ahmed , Henry L. Hsieh
IPC分类号： A61L15/60 , C08F220/34 , C08F220/60 , C08F246/00 , C08F251/00 , C08F255/02
CPC分类号： C08F255/02 , A61L15/60 , C08F220/34 , C08F220/60 , C08F246/00 , C08F251/00
摘要： The present invention provides graft copolymers that are highly absorbent to aqueous electrolyte solutions. The graft copolymer is formed by the graft polymerizing an effective amount of each of the following components together to provide a highly absorbent copolymer:(a) graft polymerizing onto a first polymer selected from the group consisting of polysaccharide, polypropylene, polyethylene and other polyolefins, and at least one comonomer selected from the group consisting of acrylamide, methacrylamide, acrylonitrile, acrylic acid, methacrylic acid, alkali salts of acrylic acid, alkali salts of methacrylic acid, 2-methacryloyloxyethyldimethylamine, 2-acrylamido-2-methylpropane sulfonic acid, alkali salts of 2-acrylamido-2-methylpropane sulfonic acid, 2-methacryloyloxyethane sulfonic acid, alkali salts of 2-methacryloyloxyethane sulfonic acid, and any combination of two or more thereof; and(b) graft polymerizing therewith an ampholytic ion pair monomer comprising(i) an ammonium cation 2-methacryloyloxyethyldimethylammonium and(ii) a sulfonate anion selected from the group consisting of 2-acrylamido-2-methylpropane sulfonate, 2-methacryloyloxyethane sulfonate, vinyl sulfonate, styrene sulfonate and any combination of thereof.
摘要翻译：本发明提供对水性电解质溶液具有高吸收性的接枝共聚物。接枝共聚物通过将有效量的以下各组分接枝聚合在一起形成，以提供高吸收性共聚物：（a）接枝聚合到选自多糖，聚丙烯，聚乙烯和其它聚烯烃的第一聚合物上，和至少一种选自丙烯酰胺，甲基丙烯酰胺，丙烯腈，丙烯酸，甲基丙烯酸，丙烯酸的碱金属盐，甲基丙烯酸的碱金属盐，2-甲基丙烯酰氧基乙基二甲基胺，2-丙烯酰胺基-2-甲基丙烷磺酸，碱金属的共聚单体 2-丙烯酰氨基-2-甲基丙烷磺酸的盐，2-甲基丙烯酰氧基乙烷磺酸，2-甲基丙烯酰氧基乙烷磺酸的碱金属盐，以及其两种或多种的任意组合; 其包括（i）铵阳离子2-甲基丙烯酰氧基乙基二甲基铵和（ii）选自2-丙烯酰胺基-2-甲基丙磺酸盐，2-甲基丙烯酰氧基乙烷磺酸盐，乙烯基乙烯基醚的磺酸盐阴离子的两性离子对单体的接枝聚合磺酸盐，苯乙烯磺酸盐及其任何组合。

67. 发明授权

US5130389A Superabsorbent crosslinked ampholytic ion pair copolymers containing 2-methacryloyloxyethyldimethylammonium 失效
标题翻译：含有2-甲基丙烯酰氧基乙基二甲基铵的超吸收性交联两性离子对共聚物
公开(公告)号：US5130389A
公开(公告)日：1992-07-14
申请号：US596180
申请日：1990-10-12
申请人： Iqbal Ahmed , Henry L. Hsieh
发明人： Iqbal Ahmed , Henry L. Hsieh
IPC分类号： A61L15/60 , C08F220/34 , C08F220/60 , C08F246/00 , C08F251/00 , C08F255/02
CPC分类号： C08F255/02 , A61L15/60 , C08F220/34 , C08F220/60 , C08F246/00 , C08F251/00
摘要： The present invention provides crosslinked ampholytic copolymers that are highly absorbent to aqueous electrolyte solutions. The polymers of the present invention comprise polymers formed by the copolymerization of an effective amount of each of the following components to produce a polymer which is highly absorbent to aqueous electrolyte solutions:(a) an ampholytic ion pair monomer comprising(i) the ammonium cation 2-methacryloyloxyethyldimethylammonium and(ii) a sulfonate anion selected from the group consisting of 2-acrylamido-2-methylpropane sulfonate, 2-methacryloyloxyethane sulfonate, vinyl sulfonate, styrene sulfonate and any combination of two or more thereof;(b) at least one comonomer selected from the group consisting of acrylamide, methacrylamide, acrylonitrile, acrylic acid, methacrylic acid, alkali salts of acrylic acid, alkali salts of methacrylic acid, 2-methacryloyloxyethyldimethylamine, 2-acrylamido-2-methylpropane sulfonic acid, alkali salts of 2-acrylamido-2-methylpropane sulfonic acid, 2-methacryloyloyloxyethane sulfonic acid, alkali salts of 2-methacryloyloxyethane sulfonic acid, N-vinyl-2-pyrrolidone and any combination of two or more thereof; and(c) at least one crosslinking agent which has at least two polymerizable olefinic functionalities wherein the olefinic functionalities are suitable for crosslinking.The invention also provides a method of using the polymers of the present invention for absorbing an aqueous electrolyte solution comprising the step of contacting the polymers of the present invention with the aqueous electrolyte solution.
摘要翻译：本发明提供了对含水电解质溶液具有高吸收性的交联的两性共聚物。本发明的聚合物包含通过共聚有效量的以下每种组分形成的聚合物，以产生对水性电解质溶液具有高吸收性的聚合物：（a）两性离子对单体，其包含（i）铵阳离子 2-烯丙基氧基乙基二甲基铵和（ii）选自2-丙烯酰胺基-2-甲基丙磺酸盐，2-甲基丙烯酰氧基乙烷磺酸盐，乙烯基磺酸盐，苯乙烯磺酸盐及其两种或多种的任意组合的磺酸盐阴离子; （b）至少一种选自丙烯酰胺，甲基丙烯酰胺，丙烯腈，丙烯酸，甲基丙烯酸，丙烯酸的碱金属盐，甲基丙烯酸的碱金属盐，2-甲基丙烯酰氧基乙基二甲基胺，2-丙烯酰胺基-2-甲基丙磺酸 2-丙烯酰胺基-2-甲基丙磺酸的碱金属盐，2-甲基丙烯酰氧基乙磺酸，2-甲基丙烯酰氧基乙磺酸的碱金属盐，N-乙烯基-2-吡咯烷酮及其两种或多种的任意组合; 和（c）至少一种具有至少两个可聚合的烯属官能团的交联剂，其中烯属官能团适于交联。本发明还提供了使用本发明的聚合物吸收含水电解质溶液的方法，其包括使本发明的聚合物与电解质水溶液接触的步骤。

68. 发明授权

US5106929A Superabsorbent crosslinked ampholytic ion pair copolymers 失效
标题翻译：超吸收交联两性离子对共聚物
公开(公告)号：US5106929A
公开(公告)日：1992-04-21
申请号：US591301
申请日：1990-10-01
申请人： Iqbal Ahmed , Henry Hsieh
发明人： Iqbal Ahmed , Henry Hsieh
IPC分类号： A61L15/60 , C08F220/34 , C08F220/60 , C08F246/00 , C08F251/00 , C08F255/02
CPC分类号： C08F255/02 , A61L15/60 , C08F220/34 , C08F220/60 , C08F246/00 , C08F251/00
摘要： The present invention provides crosslinked ampholytic ion pair (2-methacryloyloxyethyldiethylammonium cation (MEDEA)/sulfonate anion) copolymers that are highly absorbent to aqueous electrolyte solutions. The polymers of the present invention comprise polymers formed by the copolymerization of an effective amount of each of the following components to produce a polymer which is highly absorbent to aqueous electrolyte solutions:(a) an ampholytic ion pair monomer comprising(i) the ammonium cation 2-methacryloyloxyethyldiethylammonium and(ii) a sulfonate anion selected from the group consisting of 2-acrylamido-2-methylpropane sulfonate, 2-methacryloyloxyethane sulfonate, vinyl sulfonate, styrene sulfonate and combinations of two or more thereof;(b) at least one comonomer selected from the group consisting of acrylamide, methacrylamide, acylonitrile, acrylic acid, methacrylic acid, alkali salts of acrylic acid, alkali salts of methacrylic acid, 2-methacryloyloxyethyldiethylamine, 2-acrylamido-2-methylpropane sulfonic acid, alkali salts of 2-acrylamido-2-methylpropane sulfonic acid, 2-methacryloyloxyethane sulfonic acid, alkali salts of 2-methacryloyloxyethane sulfonic acid, N-vinyl-2-pyrrolidone and combinations of two or more thereof; and(c) at least one crosslinking agent which has at least two polymerizable olefinic functionalities wherein the olefinic functionalities are suitable for crosslinking.The invention also provides a method of using the polymers of the present invention for absorbing an aqueous electrolyte solution comprising the step of contacting the polymers of the present invention with an aqueous electrolyte solution.
摘要翻译：本发明提供了对电解质水溶液具有高吸收性的交联的两性离子对（2-甲基丙烯酰氧基乙基二乙基铵阳离子（MEDEA）/磺酸盐阴离子）共聚物。本发明的聚合物包含通过共聚有效量的以下每种组分形成的聚合物，以产生对水性电解质溶液具有高吸收性的聚合物：（a）两性离子对单体，其包含（i）铵阳离子 2-烯丙基氧基乙基二乙基铵和（ii）选自2-丙烯酰胺-2-甲基丙烷磺酸盐，2-甲基丙烯酰氧基乙烷磺酸盐，乙烯基磺酸盐，苯乙烯磺酸盐及其两种或更多种的组合的磺酸盐阴离子; （b）至少一种选自丙烯酰胺，甲基丙烯酰胺，酰基腈，丙烯酸，甲基丙烯酸，丙烯酸的碱金属盐，甲基丙烯酸的碱金属盐，2-甲基丙烯酰氧基乙基二乙基胺，2-丙烯酰胺基-2-甲基丙磺酸 2-丙烯酰胺基-2-甲基丙磺酸的碱金属盐，2-甲基丙烯酰氧基乙磺酸，2-甲基丙烯酰氧基乙磺酸的碱金属盐，N-乙烯基-2-吡咯烷酮及其两种或多种的组合; 和（c）至少一种具有至少两个可聚合的烯属官能团的交联剂，其中烯属官能团适于交联。本发明还提供了使用本发明的聚合物吸收含水电解质溶液的方法，其包括使本发明的聚合物与电解质水溶液接触的步骤。

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