聚丙烯酸钠
- 网络Sodium polyacrylate;paas;paana
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明胶与聚丙烯酸钠生成沉淀影响因素考察
A Study on Influencing Factor of the Precipitation Generated by the Reaction of Gelatin and PAAS
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微晶白云母/聚丙烯酸钠高吸水保水功能材料的研制
Preparation of microcrystal muscovite / sodium polyacrylate high absorption and retention functional material
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CO2硬化聚丙烯酸钠树脂砂的研究
A Study on Na-polyacrylate Sand Process Cured by CO_2 Gas
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聚丙烯酸钠树脂砂CO2硬化机理的探讨
An Approach to CO_2 Gas-hardened Mechanism of PANa Resin Sand
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聚丙烯酸钠存在下Pt纳米粒子的合成和表征
Synthesis and characterization of platinum nanoparticles protected by sodium polyacrylate
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聚丙烯酸钠在碳酸镁-水界面吸附的ESR研究
ESR Study on the Adsorption Behavior of Sodium Polyacrylate at the MgCO_3-Water Interface
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通过对树脂膜的理化分析和对树脂砂性能试验,探讨了聚丙烯酸钠树脂砂CO2硬化机理。
Based on physicochemical test of resin film and analysis of resin sand properties , the CO2 gas-hardened mechanism of PANa resin sand was discussed .
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选择了聚丙烯酸钠(PAAS)作为新模板,在H2O2作为反应引发剂存在的条件下合成聚苯胺。
Horseradish peroxidase ( HRP ) was used to catalyse the polymerization of aniline in the presence of a new polyanionic template , polyacrylate sodium ( PAAS ) .
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综合分析表明,聚丙烯酸钠树脂砂吹CO2硬化是以化学硬化为主,兼有物理脱水硬化,钙离子参与了树脂的交联团化反应。
The comprehensive analysis indicated that the physical dehydration hardening is subordinate to the chemical hardening for PANa resin sand , and Ca-ion is party to hardened cross-linking reaction of the resin .
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VRH法在聚丙烯酸钠树脂砂上的应用
Application of the VRH Process in Water-soluble Polyacrylic Resin Bonded Sand
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MALDI-TOF-MS法测定聚丙烯酸钠的分子量
Determination of Molecular Weight of Sodium Poly ( acrylic acid ) by MALDI / TOF Mass Spectrometry
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以丙烯酰氧基Span-80为乳化剂,采用反相乳液聚合法合成了高分子量聚丙烯酸钠。
High molecular weight sodium polyacrylate was synthesized by inverse emulsion polymerization with acryloyl Span-80 as emulsifying agent .
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利用聚丙烯酸钠、酸化和超声三种方法对凹凸棒土进行提纯细化,并通过SEM,TEM研究了凹凸棒土提纯和分散情况。
Three methods are adopted in this paper , the Sodium Polyacrylate , Hydrochloric acid and ultrasonic used for purified the Attapulgite . Then the SEM , TEM were used to observe the photograph of the purified Attapulgite .
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以丙烯酸(AA)和海藻酸钠(SA)为原料,用反相悬浮聚合法合成了聚丙烯酸钠/海藻酸钠高吸水性树脂。
Poly ( sodium acrylate ) / ( sodium alginate ) super absorbent resin was synthesized by inverse suspension copolymerization using partially neutralized acrylic acid ( AA ) and sodium alginate ( SA ) .
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以丙烯酰氧基Span-60反相乳液合成聚丙烯酸钠
Synthesis of Polyacrylate Sodium by Reverse Latex of Acryloyl Span-60
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2,10-Br离子聚合物与聚丙烯酸钠的复合作用
Study on the complexation of 2,10-br ionene and sodium salt of Polyacrylate
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以硝酸钇为原料,尿素为沉淀剂,低分子量聚丙烯酸钠为分散剂,研究了采用均匀沉淀法合成纳米Y2O3的工艺过程。制备条件为:钇离子浓度0.3mol/L;
Nanometer Y_2O_3 was prepared with homogeneous precipitation method by using yttrium nitrate as raw material , urea as precipitating agent , and PAA as dispersant .
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结果发现,保护胶聚丙烯酸钠(PA)能够显著提高聚合稳定性,功能性单体甲基丙烯酸缩水甘油酯(GMA)能够提高乳液的储存稳定性。
It was found that the protective agent , sodium polyacrylate ( PA ) could obviously improve the polymerization stability and the functional monomer , glycidyl methacrylate ( GMA ), could enhance the store stability .
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聚丙烯酸钠(PAANa)高分子絮凝剂是环保型产品。
Sodium polyacrylate polymer flocculant is an environmentally-friendly product .
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作为新引发剂的交联型聚丙烯酸钠(SPP),应用于大豆种子引发具有显著防护吸胀损伤的效果。
Priming with a new type of primer , Sodium Poly - Propenate ( SPP ), could effectively prevent soybean from imbibing damage . The experiment indicated that after the seeds were primed with SPP.
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以环己烷为连续相,Span-60为悬浮稳定剂,过硫酸钾为引发剂,N,N′亚甲基双丙烯酰胺为交联剂,对反相悬浮聚合制备聚丙烯酸钠高吸水性树脂进行了研究。
Preparation of high water absorbent poly ( sodium acrylate ) was carried out by inverse suspension polymerization in cyclohexane with Span-60 as suspension stabilizer , potassium persulfate as initiator and N , N ′ methylene bisacrylamide as crosslinking agent .
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通过Plackett-Burman筛选实验设计,初步筛选出影响合成二氧化硅/瓷土复合粒子的显著因子:聚丙烯酸钠、氨水、温度和转速。
Screened by Plackett-Burman experimental design , preliminary screening of synthetic silica / clay composite particles significant factors : sodium , ammonia , temperature and speed .
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本文对强阳电性的聚二烯丙基二甲基氯化铵(PDADMAC)和弱阴电性的低分子量的聚丙烯酸钠的复合物进行了研究。
The complexes between strong cationic poly ( diallyldimethylammonium chloride )( PDADMAC ) and weak anionic low molecular sodium polyacrylate were prepared .
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选择过硫酸铵(APS)/脂肪胺类氧化还原型引发体系,研究合成高分子量的水溶性聚丙烯酸钠(PNaAA)的聚合动力学。
Polymerization kinetics of high molecular weight and water-soluble poly ( acrylate ) sodium initiated by redox initiator of ammonium persulfate ( APS ) / aliphatic amine were studied .
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为了改善锌电极及锌-空气电池的性能,通过对比试验分析了羧甲基纤维素钠(CMC)和聚丙烯酸钠(PAAS)对锌电极电化学性能以及锌-空气电池放电性能的影响。
In order to improve the performance of zinc electrode , effect of sodium carboxymethyl cellulose ( CMC ) and polyacrylate sodium on electrochemical performance of zinc electrode and discharge performance of zinc-air battery were analyzed by contrast experiments .
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综述了无磷洗涤助剂的开发进展,并对4A沸石、偏硅酸钠、聚丙烯酸钠、沸石P、顺丁烯二酸酐丙烯酸共聚物钠盐、层状结晶二硅酸钠等助剂的性能作了评述;
The status quo of the research on phosphate free builders is introduced and the properties of 4A zeolite , sodium metasilicate , sodium polyacrylate , zeolite P , sodium salt of maleic anhydride acrylic acid copolymer , layered crystal sodium disilicate as phosphate free builders are reviewed .
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为了改善生物分解性能,在聚丙烯酸钠主链上引入了少量4-乙烯基吡啶,并对共聚产物进行了IR、UV、元素分析、热稳定性、螯合性能、分散性能等研究。
For the purpose of biological degradation , few 4 - vinylpyridine ( 4 - VP ) is added into sodium poly-acrylate backbone . Then infrared spectrum , ultraviolet spectrum and element analysis are used to characterize the polymer and its thermal stability , sequestering power and dispersivity are studied .
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采用原位生成法制备聚丙烯酸钠(PNaAA)/EPDM吸水膨胀橡胶,研究其吸水膨胀性能的影响因素。
The effective factors on the water-swelling property of in-situ formed polymerized sodium acrylate ( PNaAA ) / EPDM were investigated .
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采用聚乙烯基亚胺(PEI)、聚丙烯酸钠(PAA)为络合剂络合处理金属离子后的浓缩液,可通过调节溶液酸碱度,采用超滤的方法将聚合物与金属离子分离。
The concentrated wastewater solution with complexants , polyacrylic acid ( PAA ) and polyethyleneimine ( PEI ), were treated by controlling the pH value of the solution , The polymers and the metal ions can be separated by complexation-ultrafiltration coupling process .
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比较了PSA-IP-P(HPA/AMPS)与聚丙烯酸钠高吸水树脂(PSA)的吸液性能。研究了其红外光谱特性和热性能。
The water absorption capacities of PSA-IP-P ( PHA / AMPS ) and poly ( sodium acrylate ) ( PSA ) were compared , and their infrared spectra and thermal degradation behaviors were characterized .