CN113604030A - 一种用于太阳能海水淡化的杂化膜及其制备方法和应用 - Google Patents
一种用于太阳能海水淡化的杂化膜及其制备方法和应用 Download PDFInfo
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 48
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- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 claims description 27
- 238000003756 stirring Methods 0.000 claims description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 8
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 8
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 8
- 229910052582 BN Inorganic materials 0.000 claims description 7
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 7
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- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 4
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
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- 230000001590 oxidative effect Effects 0.000 claims description 4
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 4
- 239000004642 Polyimide Substances 0.000 claims description 3
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052982 molybdenum disulfide Inorganic materials 0.000 claims description 3
- 229920000767 polyaniline Polymers 0.000 claims description 3
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- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
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- LCPVQAHEFVXVKT-UHFFFAOYSA-N 2-(2,4-difluorophenoxy)pyridin-3-amine Chemical compound NC1=CC=CN=C1OC1=CC=C(F)C=C1F LCPVQAHEFVXVKT-UHFFFAOYSA-N 0.000 claims description 2
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- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Substances [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 claims description 2
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 8
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- 239000000178 monomer Substances 0.000 description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 239000011780 sodium chloride Substances 0.000 description 5
- 229910052724 xenon Inorganic materials 0.000 description 5
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
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- OCKGFTQIICXDQW-ZEQRLZLVSA-N 5-[(1r)-1-hydroxy-2-[4-[(2r)-2-hydroxy-2-(4-methyl-1-oxo-3h-2-benzofuran-5-yl)ethyl]piperazin-1-yl]ethyl]-4-methyl-3h-2-benzofuran-1-one Chemical compound C1=C2C(=O)OCC2=C(C)C([C@@H](O)CN2CCN(CC2)C[C@H](O)C2=CC=C3C(=O)OCC3=C2C)=C1 OCKGFTQIICXDQW-ZEQRLZLVSA-N 0.000 description 1
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- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
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Abstract
本发明涉及海水淡化材料领域,具体涉及一种用于太阳能海水淡化的杂化膜及其制备方法和应用,制备方法包括:将高分子聚合物在高温下配置成分散均匀的溶液;将具有高热导率与高光热转换能力的材料结合,形成一种兼具两种性能的复合材料;将制备的复合材料加入到配置的溶液中;将上述溶液超声后转移至模具中,烘干成膜,得到一种具有强光热转换能力的杂化膜。本发明提供一种可用于太阳能海水淡化的杂化膜,制备过程耗能低,原材料简单,成本低,易操作;本发明所制备的杂化膜具有较高的吸光能力,良好的光热转换效率以及蒸发效率,较高的循环稳定性和耐盐腐蚀性,可以应用于太阳能海水淡化领域。
Description
技术领域
本发明涉及海水淡化材料领域,具体涉及一种用于太阳能海水淡化的杂化膜及其制备方法和应用。
背景技术
由于人口众多,我国的人均水资源量仅为世界平均水平的25%,是全球人均水资源最贫瘠的国家之一,然而我国又是世界上用水量最多的国家。为了解决淡水资源缺乏的问题,将海水淡化是最直接最有效的方法,而利用太阳能进行海水淡化是一种对环境友好且成本较低的技术
随着化石燃料的持续减少,太阳能已经成为人类能源的一个重要组成成分,并由于其丰富和环境友好等性能而被不断利用。光热材料的利用是提高太阳能效率必不可少的。光热材料的光捕获和光热转换特性在太阳能光热转换中起着关键作用。
增加材料的光热转换性能,将具有强光热转换性能的光热材料应用于海水淡化领域,仍是需要考虑和研究的问题。
发明内容
本发明的目的是克服现有技术的不足,提供一种具有强光热转换能力的杂化膜的制备和应用;将具有导热系数高的材料如二硫化钼、碳化硅、氮化硼、石墨烯或氧化石墨烯等和具有高光热转换材料如聚苯胺、聚酰亚胺、聚噻吩或聚吡咯等结合,均匀的分散于高分子聚合物溶液中,得到一种具有光热蒸发功能的杂化膜材料,可应用于光热蒸发和海水淡化领域。
为实现上述目的,本发明的技术方案如下:一种用于太阳能海水淡化的杂化膜,制备方法包括如下步骤:
步骤一、将高分子聚合物加入溶剂中,在高温搅拌条件下配置成分散均匀的溶液;
步骤二、在氧化剂存在的条件下,将具有高热导率与高光热转换能力的材料结合,形成一种兼具两种性能的复合材料;
步骤三、将步骤二中制备的复合材料加入到步骤一配置的溶液中,高速搅拌使复合材料在溶液中分散均匀;
步骤四、将步骤三中的溶液超声后转移至模具中,烘干成膜,得到一种具有强光热转换能力的杂化膜。
优选地,上述的一种用于太阳能海水淡化的杂化膜,步骤一所述的高分子聚合物是聚氨酯、超高分子量聚乙烯、聚丙烯酰胺、聚酰胺或聚乙烯醇中的一种。
优选地,上述的一种用于太阳能海水淡化的杂化膜,步骤一中所述溶剂是四氢呋喃、对二甲苯、三氯甲烷、水中的一种或多种,配置成0.01-0.50g mL-1的溶液。
优选地,上述的一种用于太阳能海水淡化的杂化膜,步骤一中所述的高温是40-150℃,搅拌速度在400-600rpm之间。
优选地,上述的一种用于太阳能海水淡化的杂化膜,步骤二中高热导率的材料是二硫化钼、碳化硅、氮化硼、石墨烯、氧化石墨烯中的一种或多种,高光热转换材料是聚苯胺、聚酰亚胺、聚噻吩、聚吡咯中的一种或多种。
优选地,上述的一种用于太阳能海水淡化的杂化膜,步骤二中高热导率的材料与高光热转换材料利用分子间作用力按照5-50wt%进行结合,形成深色复合材料。
优选地,上述的一种用于太阳能海水淡化的杂化膜,步骤二中,氧化剂是三氯化铁、过硫酸钠、过硫酸铵、过氧化氢中的一种或多种。
优选地,上述的一种用于太阳能海水淡化的杂化膜,步骤三中复合材料占高分子聚合物总质量的1%-5%,通过400-600rpm的高速搅拌形成分散均匀的深色溶液。
优选地,上述一种用于太阳能海水淡化的杂化膜,步骤四中超声时间为5-30min去除溶液中的气泡,模具为表面光滑的玻璃板,烘干温度为25-70℃,烘干时间为12h。
上述的任一种用于太阳能海水淡化的杂化膜在淡化海水中的应用,方法如下,将上述的任一种用于太阳能海水淡化的杂化膜放置在一定量的海水中,通过复合材料的光热转换作用,吸收太阳光提高海水的温度,促进海水蒸发。
本发明的有益效果是:本发明提供一种用于太阳能海水淡化的杂化膜的制备及性能研究,制备过程耗能低,原材料简单,成本低,易操作,所得的杂化膜可以作为一种理想的光热蒸发,太阳能海水淡化材料;本发明所制备的杂化膜具有较高的吸光能力,良好的光热转换效率以及蒸发效率,较高的循环稳定性和耐盐腐蚀性,可以应用于太阳能海水淡化领域。
附图说明
图1为本发明中杂化膜的制备方法示意图;
图2为本发明中在太阳光照射进行光热蒸发和海水淡化示意图。
具体实施方式
下面结合实施例对本发明进行详细的描述。下述实施例的说明只是用于帮助了解本发明。应当指出,对于本技术领域的其他人员来说,在不脱离本发明原理的前提下,还可以对本发明进行其他改进和修饰,这些改进和修饰也落入本发明权利要求的保护范围内。
实施例1一种用于太阳能海水淡化的杂化膜
(1)一种具有高热导率与高光热转换能力的复合材料
将0.05g的氧化石墨烯分散于20mL氯仿中,向其中加入1.5g的三氯化铁,在冰水浴下搅拌1h使三氯化铁完全溶解,向其中加入20mL含有0.2g噻吩的氯仿溶液中,继续在冰水浴中搅拌3h,然后在室温下搅拌24h,使单体完全聚合,用甲醇对制备的复合材料进行清洗,最后室温真空干燥6h。
(2)杂化膜的制备
称取2g的超高分子量聚乙烯向其中加入80mL的对二甲苯,在130℃和500rpm的条件下搅拌2h,形成均匀的溶液,另称取0.04g复合材料加入到配置好的超高分子量聚乙烯溶液中,继续搅拌至分散均匀,超声5min去除溶液中的气泡,将混合溶液倒在玻璃板上置于50℃的烘箱中烘干成膜,制备过程如图1所示。
(3)杂化膜在太阳能海水淡化中的应用
取约0.5-0.8g的杂化膜加入到40mL含盐量为3.5%的盐水中,如图2所示。称取总质量为m1,将其置于光照强度为1kW m-2的氙灯下照射1.5h,待冷却半小时后称取总质量为m2,扣去无光条件下自然蒸发的质量m0,利用下述公式计算得到蒸发速率与光热转换效率;同样的,在相同条件下对杂化膜进行50次循环得到其每一次的蒸发速率和光热转换效率。
蒸发速率的计算公式为m=(m1-m2-m0)÷(s×h)
其中,s是光照面积,t是光照时间;
光热转换效率的计算公式为η=m×hLV÷(P0×Copt)
其中,hLV是蒸发总焓,hLV=λ+C×ΔT,λ是相变潜热,C是溶液的比热容,ΔT是温度变化,P0是光照强度,Copt是光学浓度。
根据上述计算公式可得,当杂化膜在1kW m-2的模拟太阳光照射下,海水的蒸发速率为1.1567kg m-2h-1,光热转换效率为80.23%。在经历50次光照循环后,蒸发速率和光热转换效率无明显降低,证明材料具有较强的稳定性和耐盐腐蚀性,可应用于太阳能海水淡化。
实施例2一种用于太阳能海水淡化的杂化膜
(1)一种具有高热导率与高光热转换能力的复合材料
将0.05g的氧化石墨烯分散于20mL氯仿中,向其中加入1.5g的三氯化铁,在冰水浴下搅拌1h使三氯化铁完全溶解,向其中加入20mL含有0.2g噻吩的氯仿溶液中,继续在冰水浴中搅拌3h,然后在室温下搅拌24h,使单体完全聚合,用甲醇对制备的复合材料进行清洗,最后室温真空干燥6h。
(2)杂化膜的制备
称取1g的聚氨酯向其中加入30mL的四氢呋喃,在50℃和500rpm的条件下搅拌2h,形成均匀的溶液,另称取0.04g复合材料加入到10mL的四氢呋喃中,超声10min后加入到聚氨酯溶液中,继续搅拌至分散均匀,超声5min去除溶液中的气泡,将混合溶液倒在玻璃板上放置于通风橱中晾干成膜。
(3)杂化膜在太阳能海水淡化中的应用
取约0.5-0.8g的杂化膜加入到40mL NaCl含量为3.5%的盐水中,称取总质量为m1,将其置于光照强度为1kW m-2的氙灯下照射1.5h,待冷却半小时后称取总质量为m2,扣去无光条件下自然蒸发的质量m0,利用下述公式计算得到蒸发速率与光热转换效率;同样的,在相同条件下对杂化膜进行50次循环得到其每一次的蒸发速率和光热转换效率。
蒸发速率的计算公式为m=(m1-m2-m0)÷(s×h)
其中,s是光照面积,t是光照时间;
光热转换效率的计算公式为η=m×hLV÷(P0×Copt)
其中,hLV是蒸发总焓,hLV=λ+C×ΔT,λ是相变潜热,C是溶液的比热容,ΔT是温度变化,P0是光照强度,Copt是光学浓度。
根据上述计算公式可得,当杂化膜在1kW m-2的模拟太阳光照射下,海水的蒸发速率为1.1474kg m-2h-1,光热转换效率为80.11%。在经历50次光照循环后,蒸发速率和光热转换效率无明显降低,证明材料具有较强的稳定性和耐盐腐蚀性,可应用于太阳能海水淡化。
实施例3一种用于太阳能海水淡化的杂化膜
(1)一种具有高热导率与高光热转换能力的复合材料
将0.05g的氧化石墨烯分散于20mL氯仿中,向其中加入1.5g的三氯化铁,在冰水浴下搅拌1h使三氯化铁完全溶解,向其中加入20mL含有0.2g噻吩的氯仿溶液中,继续在冰水浴中搅拌3h,然后在室温下搅拌24h,使单体完全聚合,用甲醇对制备的复合材料进行清洗,最后室温真空干燥6h。
(2)杂化膜的制备
称取4g的聚丙烯酰胺向其中加入20mL的水,在50℃和500rpm的条件下搅拌2h,形成均匀的溶液,另称取0.08g复合材料加入到配置好的聚丙烯酰胺溶液中,继续搅拌至分散均匀,超声5min去除溶液中的气泡,将混合溶液倒在玻璃板上置于50℃的烘箱中烘干成膜。
(3)杂化膜在太阳能海水淡化中的应用
取约0.5-0.8g的杂化膜加入到40mL含盐量为3.5%的盐水中,称取总质量为m1,将其置于光照强度为1kW m-2的氙灯下照射1.5h,待冷却半小时后称取总质量为m2,扣去无光条件下自然蒸发的质量m0,利用下述公式计算得到蒸发速率与光热转换效率;同样的,在相同条件下对杂化膜进行50次循环得到其每一次的蒸发速率和光热转换效率。
蒸发速率的计算公式为m=(m1-m2-m0)÷(s×h)
其中,s是光照面积,t是光照时间;
光热转换效率的计算公式为η=m×hLV÷(P0×Copt)
其中,hLV是蒸发总焓,hLV=λ+C×ΔT,λ是相变潜热,C是溶液的比热容,ΔT是温度变化,P0是光照强度,Copt是光学浓度。
根据上述计算公式可得,当杂化膜在1kW m-2的模拟太阳光照射下,海水的蒸发速率为1.1519kg m-2h-1,光热转换效率为80.58%。在经历50次光照循环后,蒸发速率和光热转换效率无明显降低,证明材料具有较强的稳定性和耐盐腐蚀性,可应用于太阳能海水淡化。
实施例4一种用于太阳能海水淡化的杂化膜
(1)一种具有高热导率与高光热转换能力的复合材料
将1g的氮化硼浸泡在1g的苯胺单体中2h,另配置50mL 20g/L的过硫酸铵溶液和50mL 0.5mol/L的盐酸溶液,将这两种溶液在冰水浴下逐滴加入到含有氮化硼的苯胺单体中,搅拌反应2h,用水洗涤至滤液呈无色,在50℃的烘箱中烘干备用。
(2)杂化膜的制备
取4g的聚丙烯酰胺向其中加入20mL的水,在50℃和500rpm的条件下搅拌2h,形成均匀的溶液,另称取0.08g复合材料加入到配置好的聚丙烯酰胺溶液中,继续搅拌至分散均匀,超声5min去除溶液中的气泡,将混合溶液倒在玻璃板上置于50℃的烘箱中烘干成膜。
(3)杂化膜在太阳能海水淡化中的应用
取约0.5-0.8g的杂化膜加入到40mL含盐量为3.5%的盐水中,称取总质量为m1,将其置于光照强度为1kW m-2的氙灯下照射1.5h,待冷却半小时后称取总质量为m2,扣去无光条件下自然蒸发的质量m0,利用下述公式计算得到蒸发速率与光热转换效率;同样的,在相同条件下对杂化膜进行50次循环得到其每一次的蒸发速率和光热转换效率。
蒸发速率的计算公式为m=(m1-m2-m0)÷(s×h)
其中,s是光照面积,t是光照时间;
光热转换效率的计算公式为η=m×hLV÷(P0×Copt)
其中,hLV是蒸发总焓,hLV=λ+C×ΔT,λ是相变潜热,C是溶液的比热容,ΔT是温度变化,P0是光照强度,Copt是光学浓度。
根据上述计算公式可得,当杂化膜在1kW m-2的模拟太阳光照射下,海水的蒸发速率为1.2018kg m-2h-1,光热转换效率为84.08%。在经历50次光照循环后,蒸发速率和光热转换效率无明显降低,证明材料具有较强的稳定性和耐盐腐蚀性,可应用于太阳能海水淡化。
实施例5一种用于太阳能海水淡化的杂化膜
(1)一种具有高热导率与高光热转换能力的复合材料
将1g的氮化硼浸泡在1g的苯胺单体中2h,另配置50mL 20g/L的过硫酸铵溶液和50mL 0.5mol/L的盐酸溶液,将这两种溶液在冰水浴下逐滴加入到含有氮化硼的苯胺单体中,搅拌反应2h,用水洗涤至滤液呈无色,在50℃的烘箱中烘干备用。
(2)杂化膜的制备
称取2g的聚乙烯醇向其中加入40mL的水,在95℃和500rpm的条件下搅拌2h,形成均匀的溶液,另称取0.02g复合材料加入到配置好的聚乙烯醇溶液中,继续搅拌至分散均匀,超声5min去除溶液中的气泡,将混合溶液倒在玻璃板上置于50℃的烘箱中烘干成膜。
(3)杂化膜在太阳能海水淡化中的应用
取约0.5-0.8g的杂化膜加入到40mL含盐量为3.5%的盐水中,称取总质量为m1,将其置于光照强度为1kW m-2的氙灯下照射1.5h,待冷却半小时后称取总质量为m2,扣去无光条件下自然蒸发的质量m0,利用下述公式计算得到蒸发速率与光热转换效率;同样的,在相同条件下对杂化膜进行50次循环得到其每一次的蒸发速率和光热转换效率。
蒸发速率的计算公式为m=(m1-m2-m0)÷(s×h)
其中,s是光照面积,t是光照时间;
光热转换效率的计算公式为η=m×hLV÷(P0×Copt)
其中,hLV是蒸发总焓,hLV=λ+C×ΔT,λ是相变潜热,C是溶液的比热容,ΔT是温度变化,P0是光照强度,Copt是光学浓度。
根据上述计算公式可得,当杂化膜在1kW m-2的模拟太阳光照射下,海水的蒸发速率为1.1665kg m-2h-1,光热转换效率为81.89%。在经历50次光照循环后,蒸发速率和光热转换效率无明显降低,证明材料具有较强的稳定性和耐盐腐蚀性,可应用于太阳能海水淡化。
Claims (10)
1.一种用于太阳能海水淡化的杂化膜,其特征在于,制备方法包括如下步骤:
步骤一、将高分子聚合物加入溶剂中,在高温搅拌条件下配置成分散均匀的溶液;
步骤二、在氧化剂存在的条件下,将具有高热导率与高光热转换能力的材料结合,形成一种兼具两种性能的复合材料;
步骤三、将步骤二中制备的复合材料加入到步骤一配置的溶液中,高速搅拌使复合材料在溶液中分散均匀;
步骤四、将步骤三中的溶液超声后转移至模具中,烘干成膜,得到一种具有强光热转换能力的杂化膜。
2.根据权利要求1所述的一种用于太阳能海水淡化的杂化膜,其特征在于:步骤一所述的高分子聚合物是聚氨酯、超高分子量聚乙烯、聚丙烯酰胺、聚酰胺或聚乙烯醇中的一种。
3.根据权利要求1所述的一种用于太阳能海水淡化的杂化膜,其特征在于:步骤一中所述溶剂是四氢呋喃、对二甲苯、三氯甲烷、水中的一种或多种,配置成0.01-0.50g mL-1的溶液。
4.根据权利要求1所述的一种用于太阳能海水淡化的杂化膜,其特征在于:步骤一中所述的高温是40-150℃,搅拌速度在400-600rpm之间。
5.根据权利要求1所述的一种用于太阳能海水淡化的杂化膜,其特征在于:步骤二中高热导率的材料是二硫化钼、碳化硅、氮化硼、石墨烯、氧化石墨烯中的一种或多种,高光热转换材料是聚苯胺、聚酰亚胺、聚噻吩、聚吡咯中的一种或多种。
6.根据权利要求1所述的一种用于太阳能海水淡化的杂化膜,其特征在于:步骤二中高热导率的材料与高光热转换材料利用分子间作用力按照5-50wt%进行结合,形成深色复合材料。
7.根据权利要求1所述的一种用于太阳能海水淡化的杂化膜,其特征在于:步骤二中,氧化剂是三氯化铁、过硫酸钠、过硫酸铵、过氧化氢中的一种或多种。
8.根据权利要求1所述的一种用于太阳能海水淡化的杂化膜,其特征在于:步骤三中复合材料占高分子聚合物总质量的1%-5%,通过400-600rpm的高速搅拌形成分散均匀的深色溶液。
9.根据权利要求1所述一种用于太阳能海水淡化的杂化膜,其特征在于:步骤四中超声时间为5-30min去除溶液中的气泡,模具为表面光滑的玻璃板,烘干温度为25-70℃,烘干时间为12h。
10.权利要求1-9所述的任一种用于太阳能海水淡化的杂化膜在淡化海水中的应用,其特征在于:方法如下,将权利要求1-9所述的任一种用于太阳能海水淡化的杂化膜放置在一定量的海水中,通过复合材料的光热转换作用,吸收太阳光提高海水的温度,促进海水蒸发。
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