{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"以NaCl晶体为致孔剂,合成了具有pH及温度双重敏感特性的海藻酸钠接枝甲基丙烯酸梳状<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>.利用扫描电镜观察到该<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>具有特殊的孔洞结构,孔径大小为100 μm左右.不同pH值及温度下的溶胀和溶胀-收缩动力学研究表明,该<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>具有较快的响应速率,在5 min内可以达到溶胀平衡,而且溶胀收缩行为有较好的重复性.该<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的最低临界溶液温度(LCST)为30℃左右.比较含孔不同的<span style=\"color:red\">凝胶</span>膜的响应曲线,发现含孔越多,溶胀率和<span style=\"color:red\">凝胶</span>体积变化量越大,溶胀收缩响应速率越快.","authors":[{"authorName":"刘云海","id":"1875dc05-eb18-4d7c-8ab9-a01e63804fd6","originalAuthorName":"刘云海"},{"authorName":"曹小红","id":"71a0d1c2-a01b-4acb-bbaa-761dc59f43f3","originalAuthorName":"曹小红"},{"authorName":"郑建珍","id":"72aee6c6-d4c4-4c11-bd0d-f319cb99dfe5","originalAuthorName":"郑建珍"},{"authorName":"罗明标","id":"8eba3b38-cf9b-4eda-8121-d068d00a3b81","originalAuthorName":"罗明标"}],"doi":"","fpage":"232","id":"9fb5d732-4a94-4bdd-948b-b6c51ac3ba88","issue":"5","journal":{"abbrevTitle":"GFZCLKXYGC","coverImgSrc":"journal/img/cover/GFZCLKXYGC.jpg","id":"31","issnPpub":"1000-7555","publisherId":"GFZCLKXYGC","title":"高分子材料科学与工程"},"keywords":[{"id":"0279c616-98a3-4377-9ac1-ce36af2d36c1","keyword":"海藻酸钠","originalKeyword":"海藻酸钠"},{"id":"8b4a8daa-0c28-4189-a8e1-f65d710b436b","keyword":"甲基丙烯酸","originalKeyword":"甲基丙烯酸"},{"id":"953c9a84-5b00-4e68-ad60-cf017bc3511d","keyword":"<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>","originalKeyword":"多孔水凝胶"},{"id":"58168d5d-165f-4dfe-a61d-3bf0b6cc91f5","keyword":"快速响应","originalKeyword":"快速响应"}],"language":"zh","publisherId":"gfzclkxygc200605059","title":"快速环境响应<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的制备及性能","volume":"22","year":"2006"},{"abstractinfo":"以丙烯酸、丙烯酰胺为单体,过硫酸钾为引发剂,N,N′-亚甲基双丙烯酰胺为交联剂,利用水溶液聚合法和乙醇致孔法制备了聚丙烯酰胺/丙烯酸钾互穿网络<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>.采用红外光谱(FTIR)和扫描电镜(SEM)等分析技术对<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>进行了表征,研究了<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的溶胀行为和吸0.9％NaCl(质量分数,下同)盐水的能力.实验结果表明,该<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>具有较快的吸水速率,其最高吸水倍率可达3600g/g,吸0.9％NaCl盐水倍率最大可达120g/g,<span style=\"color:red\">凝胶</span>粉末能在8min内达到溶胀平衡.","authors":[{"authorName":"冷晴","id":"24fabe12-8249-46d3-b156-db6729a19148","originalAuthorName":"冷晴"},{"authorName":"林建明","id":"d010c1c7-3c2e-488d-b8b1-535a027b61ab","originalAuthorName":"林建明"},{"authorName":"吴季怀","id":"aa104f33-5212-4b18-afaa-e4a04b681e36","originalAuthorName":"吴季怀"},{"authorName":"许开卿","id":"1f26ba31-6b51-4739-97d9-a9766e8e6cfa","originalAuthorName":"许开卿"},{"authorName":"黄妙良","id":"eac315fe-c245-420e-8cdb-17bcb55eb40e","originalAuthorName":"黄妙良"}],"doi":"","fpage":"28","id":"4ebdedbe-dfe5-40d1-bf91-ebfd6f1082d1","issue":"20","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"17c88d6f-ff24-4350-a215-10b06e7ba9bd","keyword":"<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>","originalKeyword":"多孔水凝胶"},{"id":"087b05a2-8d2e-4652-84b0-8e641f0729c7","keyword":"溶胀行为","originalKeyword":"溶胀行为"},{"id":"bb1ae199-20b9-4110-a1b0-767874211e41","keyword":"互穿网络","originalKeyword":"互穿网络"},{"id":"17828fea-8e60-450a-a621-fdf7455e7708","keyword":"耐盐性","originalKeyword":"耐盐性"},{"id":"3c0af1d3-a27b-45cf-85ef-33f133a4dc61","keyword":"乙醇","originalKeyword":"乙醇"}],"language":"zh","publisherId":"cldb201120007","title":"聚丙烯酰胺/丙烯酸钾互穿网络<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的制备和性能","volume":"25","year":"2011"},{"abstractinfo":"通过可逆加成．断裂链转移聚合法（RAFT）一步反应成功合成了温度和pH双重敏感的聚乙二醇甲基丙烯酸酯（0EGMA）-CO-丙烯酸梳形／<span style=\"color:red\">多孔</span>智能<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>。采用扫描电镜（SEM）对<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>结构进行表征，结果表日月，随着加入的致孔剂聚乙二醇（PEG）分子量越大、加入量越多。所得<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的孔径就越大、孔的数目就越多。对<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>进行溶胀测试，结果表明，在RAFT试剂的调控下所得<span style=\"color:red\">凝胶</span>的结构更均匀，因此所得<span style=\"color:red\">凝胶</span>的溶胀性能较好；经PEG致孔后的<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>，其溶胀程度和响应速率相对于致孔前都有所提高；此外OEGMA侧链PEG的长度和交联剂中间链段的长度都对<span style=\"color:red\">凝胶</span>的溶胀性能有显著的影响。","authors":[{"authorName":"刘桂廷","id":"e201b17b-f98b-450b-ad1b-f3c35ad55371","originalAuthorName":"刘桂廷"},{"authorName":"杨云云","id":"27f32442-983e-425f-99b8-7c28be5bb9c7","originalAuthorName":"杨云云"},{"authorName":"叶磊","id":"407dc726-57da-4f9a-ad9c-1acf0025f7aa","originalAuthorName":"叶磊"},{"authorName":"闫付臻","id":"a3297165-808d-46a3-bde2-9fae0f8ea01f","originalAuthorName":"闫付臻"},{"authorName":"徐伟","id":"ea8a24ea-8b85-4f0c-8d21-8a2c0152eb4b","originalAuthorName":"徐伟"},{"authorName":"冉蓉","id":"53f09f5e-6b4c-4b91-9e2c-297a05318f9e","originalAuthorName":"冉蓉"}],"doi":"","fpage":"13","id":"8040d08d-dbee-4eb2-bc42-452069332737","issue":"12","journal":{"abbrevTitle":"GFZCLKXYGC","coverImgSrc":"journal/img/cover/GFZCLKXYGC.jpg","id":"31","issnPpub":"1000-7555","publisherId":"GFZCLKXYGC","title":"高分子材料科学与工程"},"keywords":[{"id":"8b966be6-3d99-40a7-ae7a-2d0314e518f6","keyword":"可逆加成","originalKeyword":"可逆加成"},{"id":"50017559-0ac3-4b2f-a04c-c309c84c1e7f","keyword":"断裂链转移聚合法","originalKeyword":"断裂链转移聚合法"},{"id":"328f4bcc-3caa-42ce-95f0-7b184253075a","keyword":"梳形","originalKeyword":"梳形"},{"id":"9c811e26-49c8-4221-aa28-2a5e583eca74","keyword":"<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>","originalKeyword":"多孔水凝胶"},{"id":"ac362d9b-c9d3-4767-8697-55e99b9d2fe8","keyword":"温度和pH双敏感","originalKeyword":"温度和pH双敏感"},{"id":"53019611-dd42-4644-a212-225182a8aff2","keyword":"聚乙二醇","originalKeyword":"聚乙二醇"}],"language":"zh","publisherId":"gfzclkxygc201212004","title":"RAFT一步法制备温度和pH双重响应的<span style=\"color:red\">多孔</span>智能<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>及其性能","volume":"28","year":"2012"},{"abstractinfo":"研究具有较高 LCST 且响应速率快的温敏性<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>.以NaCl水溶液为反应介质,采用相分离法合成了<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span> P (NIPA-co-SA).利用傅立叶变换红外光谱仪(FT-IR)表征产物结构,并借助扫描电子显微镜、差示扫描量热法(DSC)、浊度法等手段研究了反应介质浓度对产物微观形貌、相变温度和相变响应速率的影响规律.结果表明,P(NIPA-co-SA)<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>具有对温度敏感的响应特性,其低临界溶解温度(LCST)可达到75℃.NaCl 水溶液浓度不影响产物的LCST,且随着反应中 NaCl 水溶液浓度的提高,<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>表面逐渐出现不连续的浅而封闭的小孔到互相贯穿的开孔,<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>相变响应速率在一定范围内逐渐提高,具有快速响应特性.","authors":[{"authorName":"杨漪","id":"305d5206-ac99-4256-847d-962ef6b0e072","originalAuthorName":"杨漪"},{"authorName":"邓军","id":"181cc33e-7ef7-4de7-ac70-54bbc2c08f56","originalAuthorName":"邓军"},{"authorName":"程方明","id":"c0ee0ac3-ef99-41a0-bcd8-45d24483381d","originalAuthorName":"程方明"},{"authorName":"赵大龙","id":"00abaca3-d47c-4411-b6ed-9ef14903a59a","originalAuthorName":"赵大龙"},{"authorName":"唐凯","id":"a0ee525a-cb3e-4abc-80a4-9ab8ab833160","originalAuthorName":"唐凯"}],"doi":"10.3969/j.issn.1001-9731.2014.增刊(Ⅱ).028","fpage":"129","id":"f6b0080c-c77a-4c32-83e9-f41eba8c0c42","issue":"z2","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"4f3ebd3f-a814-40af-9454-92fc71996975","keyword":"N-异丙基丙烯酰胺","originalKeyword":"N-异丙基丙烯酰胺"},{"id":"9b4e7f3d-8b5e-48fd-9629-50e9dabaaf4a","keyword":"<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>","originalKeyword":"多孔水凝胶"},{"id":"d9fe7e52-3f4c-44bb-aeaa-3bb1f174b929","keyword":"快速响应","originalKeyword":"快速响应"},{"id":"a42e41bd-1b69-4b2c-a30c-6c0af1b967fa","keyword":"温度敏感性","originalKeyword":"温度敏感性"}],"language":"zh","publisherId":"gncl2014z2028","title":"快速响应型P（NIPA-co-SA）<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>制备及温敏性能?","volume":"","year":"2014"},{"abstractinfo":"研究了不同<span style=\"color:red\">多孔</span>结构聚乙烯醇<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的微观形貌,采用数字散斑相关技术和力学实验测试等对<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>在受力状态下的微区位移、压缩模量及泊松比进行分析和计算.研究发现,<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的孔隙率和孔径大小对形变等位移线分布有明显影响.随着致孔剂含量的增加,<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的等位移线由均匀分布的近似平行线变为不均匀的S形曲线,出现等位移线密度明显增大的应力集中区域.<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>孔隙率增加,形变增大.致孔剂种类及含量不同时,<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的泊松比值随着载荷的增加逐渐减小,致孔剂含量越多泊松比值越小,压缩模量则随着应变的增加逐渐增大.","authors":[{"authorName":"孟昊业","id":"5e68fe69-4d9a-4523-ae8c-6cf7b2954463","originalAuthorName":"孟昊业"},{"authorName":"郑裕东","id":"eae0d429-8a8e-47bf-87d9-ca59b2c4a1fb","originalAuthorName":"郑裕东"},{"authorName":"奚廷斐","id":"7aabe33e-bffa-4964-947f-3bd07412d221","originalAuthorName":"奚廷斐"},{"authorName":"姚学锋","id":"d038455f-58b9-41fb-bd12-d6bbc9d78643","originalAuthorName":"姚学锋"},{"authorName":"吕鹤翔","id":"5932ea98-7db1-4e65-b802-4bf24c65eb14","originalAuthorName":"吕鹤翔"},{"authorName":"徐曼琼","id":"b14765df-6b81-4192-af66-6e17e891bd38","originalAuthorName":"徐曼琼"}],"doi":"","fpage":"50","id":"944b6e01-20d4-4c74-9665-a5dff290c163","issue":"1","journal":{"abbrevTitle":"FHCLXB","coverImgSrc":"journal/img/cover/FHCLXB.jpg","id":"26","issnPpub":"1000-3851","publisherId":"FHCLXB","title":"复合材料学报"},"keywords":[{"id":"308b8bf1-e0bc-46b1-8f6d-8f2567bc5504","keyword":"复合<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>","originalKeyword":"复合水凝胶"},{"id":"d4081f79-80f6-49b1-9a7d-d12ecd55590a","keyword":"<span style=\"color:red\">多孔</span>结构","originalKeyword":"多孔结构"},{"id":"9671b959-7130-4918-bbf3-6fcb3946796e","keyword":"力学性能","originalKeyword":"力学性能"},{"id":"1d5cbceb-d118-4d59-80bd-d76f40a87bb6","keyword":"微观形变","originalKeyword":"微观形变"}],"language":"zh","publisherId":"fhclxb201101009","title":"复合<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的微观结构与数字散斑相关分析","volume":"28","year":"2011"},{"abstractinfo":"为了提高聚N-异丙基丙烯酰胺-丙烯酸钠(PNIPAM-PSA)<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>汲取剂的正渗透性能,加入致孔剂聚乙二醇(PEG),通过交联聚合法制备了<span style=\"color:red\">多孔</span>聚N-异丙基丙烯酰胺-丙烯酸钠(PNIPAM-PSA)<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>汲取剂.采用红外光谱、扫描电镜等测试方法对其进行了表征,并研究了<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>汲取剂的溶胀率、脱水率、<span style=\"color:red\">水</span>通量和再生性能.结果表明,加入致孔剂PEG (400)后,<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的表面呈<span style=\"color:red\">多孔</span>结构;当PEG(400)与单体摩尔比为1∶2时,所制备的<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>性能最好,与PNIPAM-PSA<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>相比,其溶胀率、脱水率和正渗透水通量分别提高了162.26％,15.08％和144.44％;再生的<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>,正渗透性能稳定.","authors":[{"authorName":"孙晓君","id":"cab3e6bb-9f56-4aa2-9562-cae73cbb9b6e","originalAuthorName":"孙晓君"},{"authorName":"宫正","id":"8a54ee95-fb27-43bb-bb6e-6c4e8245e69c","originalAuthorName":"宫正"},{"authorName":"魏金枝","id":"d4042318-ee78-4b9a-8361-2b6b3cbe675c","originalAuthorName":"魏金枝"},{"authorName":"喻琪","id":"dcac0002-e950-4b3a-862b-dd0addab79c1","originalAuthorName":"喻琪"}],"doi":"","fpage":"11","id":"763c194a-cf9c-441c-9765-8c7d8b904a08","issue":"8","journal":{"abbrevTitle":"GFZCLKXYGC","coverImgSrc":"journal/img/cover/GFZCLKXYGC.jpg","id":"31","issnPpub":"1000-7555","publisherId":"GFZCLKXYGC","title":"高分子材料科学与工程"},"keywords":[{"id":"d401fa2c-a667-48fb-a428-05d86b4159c9","keyword":"N-异丙基丙烯酰胺","originalKeyword":"N-异丙基丙烯酰胺"},{"id":"6b55a589-8943-40e9-8aa6-bf9e5981c794","keyword":"丙烯酸钠","originalKeyword":"丙烯酸钠"},{"id":"9ca682ef-c9ac-43e0-bca1-a723bd40010e","keyword":"聚乙二醇","originalKeyword":"聚乙二醇"},{"id":"d194f062-6126-4273-bb75-52f5cf48a709","keyword":"正渗透","originalKeyword":"正渗透"},{"id":"d0c94b85-6010-440f-ba1a-6b8bfc4954b4","keyword":"再生","originalKeyword":"再生"}],"language":"zh","publisherId":"gfzclkxygc201508003","title":"<span style=\"color:red\">多孔</span>聚合物<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的合成及正渗透性能","volume":"31","year":"2015"},{"abstractinfo":"聚N-异丙基丙烯酰胺 (PNIPAAm)<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>由于其大分子侧链上同时含有亲水性的酰胺基和疏水性的异丙基而成为一种典型的温敏性<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>.但传统方法制备的PNIPAAm<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>对环境温度的响应速率非常慢,因而限制了它在相关领域的应用效果.为克服这一不足,将<span style=\"color:red\">多孔</span>结构引入PNIPAAm<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>是一种行之有效的方法.综述了近年来有关<span style=\"color:red\">多孔</span>PNIPAAm<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的制备方法,如相分离法、模板法、致孔剂法、聚合物互穿网络法、冷冻聚合法等的研究进展及各自的优缺点.","authors":[{"authorName":"杨桔","id":"ebaac170-a972-4adf-b8c8-74d83a92e223","originalAuthorName":"杨桔"},{"authorName":"霍丹群","id":"854851dd-4aba-446b-99c2-0f41d63b3325","originalAuthorName":"霍丹群"},{"authorName":"侯长军","id":"5502ff7e-1ab9-430e-9683-a100dabe4d5b","originalAuthorName":"侯长军"}],"doi":"","fpage":"62","id":"66ea0135-0b0f-4311-8b39-863a63f52287","issue":"17","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"182f73cd-7fce-4772-93fc-9dc8379b12e8","keyword":"聚N-异丙基丙烯酰胺","originalKeyword":"聚N-异丙基丙烯酰胺"},{"id":"80c9369d-23af-4ff5-bfb1-2bc99ff0e3ef","keyword":"温敏性","originalKeyword":"温敏性"},{"id":"86b231a0-5260-4059-a5fb-6a2d76c0bf67","keyword":"<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>","originalKeyword":"水凝胶"},{"id":"e7c6a60e-d2cb-4da6-9dc3-427662e8c368","keyword":"<span style=\"color:red\">多孔</span>结构","originalKeyword":"多孔结构"},{"id":"5cbc67cf-5f30-49ae-82c6-83cbfbac2ea8","keyword":"响应速率","originalKeyword":"响应速率"}],"language":"zh","publisherId":"cldb201017013","title":"温敏性PNIPAAm<span style=\"color:red\">多孔</span><span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>制备方法的研究进展","volume":"24","year":"2010"},{"abstractinfo":"采用冷冻聚合法制备了<span style=\"color:red\">多孔</span>结构的P(NI-PAm-co-AAm)智能<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>,利用扫描电子显微镜和比表面积分析仪对<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的<span style=\"color:red\">多孔</span>结构和表面形貌进行了测试,并测定了<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的平衡溶胀比、溶胀和退溶胀动力学,研究了不同预冷冻聚合时间对<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>温度响应速率的影响,并且与传统方法制备的P(NIPAm-co-AAm)<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>进行了响应速率对比试验.实验结果表明,冷冻聚合法制备的<span style=\"color:red\">多孔</span>P(NIPAm-co-AAm)<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>其温度响应速率得到显著的提高,与传统方法合成的<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>相比,冷冻聚合法合成的<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>具有更为贯通的开孔结构,这些相互贯通的开孔结构为水分子进出水<span style=\"color:red\">凝胶</span>提供了通道,从而可提高<span style=\"color:red\">凝胶</span>的温度响应速率;预冷冻聚合时间对<span style=\"color:red\">多孔</span>P(NIPAm-co-AAm)<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的温度敏感性能影响很大,P(NIPAm-co-AAm)<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的平衡溶胀率(SR)随着时间的延长而减小,其最低临界相转变温度(LCST)受预冷冻聚合时间的影响不大,几乎都在35℃左右;温度响应速率随着预冷冻聚合时间的增大而减慢.","authors":[{"authorName":"杨桔","id":"5b51a544-bd62-4cb2-9e85-0d8277d5e4c0","originalAuthorName":"杨桔"},{"authorName":"霍丹群","id":"33a7d9f2-a140-4db4-941e-8f235ceaad6b","originalAuthorName":"霍丹群"},{"authorName":"侯长军","id":"5f49241f-0bc4-4875-ae75-f3a33948c055","originalAuthorName":"侯长军"},{"authorName":"杨眉","id":"d78ef601-0fc3-4215-8237-9ad07e78e47c","originalAuthorName":"杨眉"},{"authorName":"张国平","id":"a45e26e1-0541-4214-9811-deb22c0ffd7e","originalAuthorName":"张国平"},{"authorName":"张玉婵","id":"4bd3ba9c-e066-42ec-a9b4-d869e91f8985","originalAuthorName":"张玉婵"},{"authorName":"董家乐","id":"a69b08ad-943e-43c0-96cc-c1db94975df1","originalAuthorName":"董家乐"}],"doi":"","fpage":"343","id":"5d7dbdd0-ea2d-4d63-a8ca-4fc2eced7c11","issue":"2","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"bf8f449f-f2c3-4068-a3af-3d0f8ceda606","keyword":"冷冻聚合法","originalKeyword":"冷冻聚合法"},{"id":"d67cb977-c2df-411b-9298-fdc622816cdf","keyword":"<span style=\"color:red\">多孔</span>","originalKeyword":"多孔"},{"id":"5269e21b-939e-4f3c-b23d-6416d799d630","keyword":"温敏<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>","originalKeyword":"温敏水凝胶"},{"id":"aba5ec65-3148-42cf-9a15-49055f51fe4a","keyword":"N-异丙基丙烯酰胺","originalKeyword":"N-异丙基丙烯酰胺"}],"language":"zh","publisherId":"gncl201102040","title":"冷冻聚合法制备<span style=\"color:red\">多孔</span>P(NIPAm-Co-AAm)<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>及其性能研究","volume":"42","year":"2011"},{"abstractinfo":"为制备兼顾<span style=\"color:red\">多孔</span>性和高强度的<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>,本研究利用循环冷冻和冷冻干燥联用设计和制备了一系列聚乙烯醇<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>.从聚乙烯醇溶液的浓度、循环冷冻次数、单次冷冻时长三个方面对<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的力学性能、内部微观形貌、含水量进行了研究.结果表明:以质量分数14％浓度的聚乙烯醇水溶液经过3次循环冷冻过程(16h冷冻,8h解冻)和液氮冷冻冰干后的支架,再经溶胀平衡后得到的PVA<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>具有最佳的力学性能,此时PVA<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的拉伸强度为5.74MPa,断裂伸长率为347％;改变循环冷冻次数可有效地调节PVA<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的含水量;<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>力学性能提高来源于体系结晶度的增大.","authors":[{"authorName":"周学华","id":"6c716331-ef86-4e14-9e40-358affb560d4","originalAuthorName":"周学华"},{"authorName":"刘克硕","id":"c5bb1b7b-2d50-463c-8b67-e1ddd11d780b","originalAuthorName":"刘克硕"},{"authorName":"叶海木","id":"686bda09-3cb9-4988-958c-2691be572203","originalAuthorName":"叶海木"},{"authorName":"周琼","id":"0b5bfae4-23f5-40cf-9af7-ebee23b193e9","originalAuthorName":"周琼"}],"doi":"","fpage":"16","id":"b28f0582-c9d2-455d-b0e2-b8fef39fcd81","issue":"4","journal":{"abbrevTitle":"HCCLLHYYY","coverImgSrc":"journal/img/cover/HCCLLHYYY.jpg","id":"42","issnPpub":"1671-5381","publisherId":"HCCLLHYYY","title":"合成材料老化与应用"},"keywords":[{"id":"42476edb-fad4-4808-98f8-c894c3f1ff9f","keyword":"PVA<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>","originalKeyword":"PVA水凝胶"},{"id":"1c6d5eeb-8a22-4b37-80a2-da4d20ded3eb","keyword":"微孔结构","originalKeyword":"微孔结构"},{"id":"39f47417-dfeb-4d34-891d-3cf70c25873b","keyword":"循环冷冻法","originalKeyword":"循环冷冻法"},{"id":"7ac3e49e-578d-46ee-a303-d0331411c455","keyword":"力学性能","originalKeyword":"力学性能"}],"language":"zh","publisherId":"hccllhyyy201604004","title":"高强度<span style=\"color:red\">多孔</span>聚乙烯醇<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的制备","volume":"45","year":"2016"},{"abstractinfo":"以亚甲基双丙烯酰胺(MBA)为交联剂,CaCO3为致孔剂,通过N-异丙基丙烯酰胺(NIPA)与甲基丙烯酸钠(SMA)的溶液自由基聚合,制备了一系列<span style=\"color:red\">多孔</span>性热敏<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>;利用环境扫描电镜观察了溶胀状态下的<span style=\"color:red\">凝胶</span><span style=\"color:red\">多孔</span>结构,测定了<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>的相转变温度、平衡溶胀率(SR)、热收缩动力学,并考察了致孔剂和交联剂的用量对上述性质的影响;与同条件合成的无孔<span style=\"color:red\">凝胶</span>相比,<span style=\"color:red\">多孔</span><span style=\"color:red\">凝胶</span>的相变温度基本不变,但室温下SR增大了约50%,100 ℃时的热缩响应时间缩短至约3 min;同时,SR和温度响应灵敏度随致孔剂用量的增加而增加,而交联剂用量增加则使SR降低.","authors":[{"authorName":"何江川","id":"d4267f46-3947-491b-bb2a-486def340ac8","originalAuthorName":"何江川"},{"authorName":"林强","id":"dc47e9dc-4cab-4fa2-8565-a71cd5b1a0ac","originalAuthorName":"林强"}],"doi":"","fpage":"81","id":"2ee82e7b-660d-4c6a-b1a5-0792f57ef20d","issue":"2","journal":{"abbrevTitle":"GFZCLKXYGC","coverImgSrc":"journal/img/cover/GFZCLKXYGC.jpg","id":"31","issnPpub":"1000-7555","publisherId":"GFZCLKXYGC","title":"高分子材料科学与工程"},"keywords":[{"id":"b05857cf-2f4a-402a-8819-9bcf7c82485a","keyword":"热敏<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>","originalKeyword":"热敏水凝胶"},{"id":"b510c876-b382-4a3d-a946-28a518b3d112","keyword":"N-异丙基丙烯酰胺","originalKeyword":"N-异丙基丙烯酰胺"},{"id":"c43ca31c-8b50-4137-8ded-72121a619246","keyword":"致孔剂","originalKeyword":"致孔剂"},{"id":"9047579a-9869-4803-979b-7a190c38b634","keyword":"<span style=\"color:red\">多孔</span>性","originalKeyword":"多孔性"}],"language":"zh","publisherId":"gfzclkxygc200502019","title":"<span style=\"color:red\">多孔</span>性热敏<span style=\"color:red\">水</span><span style=\"color:red\">凝胶</span>P(NIPA-co-SMA)的合成及性质","volume":"21","year":"2005"}],"totalpage":2171,"totalrecord":21708}