1) nano-layered double hydroxides
纳米层状双金属氢氧化物
1.
A study of preparation of nano-layered double hydroxides by differfnt reaction media;
反应介质对纳米层状双金属氢氧化物的影响
2) layered double hydroxide
层状双金属氢氧化物
1.
The synthesized Mg2Al layered double hydroxide(LDH) and its calcined product(CLDH) were characterized.
对合成的Mg2Al型层状双金属氢氧化物(LDH)及其煅烧产物(CLDH)进行了表征。
2.
As a new type inorganic two-dimension nano-material with special structure and property made from the layered double hydroxide(LDH)via the intercalation reaction,it has extensive potential applications.
无机层状纳米功能材料是一类具有特殊结构和性能的新型无机二维纳米材料,它是由层状双金属氢氧化物通过插层反应得到的一类新型功能材料,其层板化学组成和尺寸可根据需要进行调整并且可以进行组装,具有广阔的应用前景。
3.
MoO2-4-intercalated layered double hydroxides(MoO2-4-LDHs) containing Mg2+,Al3+ and Ti4+ were synthesized by the anion exchange method.
用共沉淀法制备层板含钛的镁铝钛三元层状双金属氢氧化物(LDHs),将其作为前驱体,利用离子交换法制备MoO42-阴离子插层结构的MoO42--LDHs型超分子材料,通过X射线衍射(XRD)、红外光谱(FT-IR)和热重及差热分析(TG-DTA)等对插层化合物及其焙烧产物的结构进行了分析,结果表明,通过共沉淀和离子交换法成功得到晶体结构较为理想的层板含Ti4+的三元LDHs以及具有超分子结构的MoO42-插层LDH化合物。
3) layered double hydroxides (LDHs)
层状双金属氢氧化物
1.
Based on the exchangeable property of the interlayer anions and the so-called “memory effect” of the layered double hydroxides (LDHs), the capacities and mechanisms for sulfide anion (S2-) removal were studied using chloride-containing MgAl-LDHs (MgAl-Cl-LDHs) and the layered double oxides (MgAl-LDO).
利用层状双金属氢氧化物(LDHs)层间阴离子的可交换性及其结构记忆效应,研究了氯离子插层镁铝双金属氢氧化物(MgAl-Cl-LDHs)及镁铝双金属氧化物(MgAl-LDO)去除S2-的性能及机理。
4) layered double hydroxides
层状双金属氢氧化物
1.
Multi-walled carbon nanotubes (CNTs) were prepared via catalytic chemical vapor deposition (CCVD) of acetylene over a series of Co-containing mixed metal oxides obtained by calcination of layered double hydroxides (LDHs) precursors with Co2+/Al3+ molar ratios ranging from 1∶1 to 3∶1.
采用成核晶化隔离法将Co2+引入层状双金属氢氧化物(LDHs),得到了含不同Co2+/Al3+物质的量的比为1∶1,2∶1,3∶1的二元钴铝碳酸根型LDHs(CoAl-LDHs)。
2.
Layered double hydroxides (LDHs), or the so-called Hydrotalcite-like compounds (HTlc), are a family of layered solids with structurally positively charged layers and interlayer balancing anions which can b.
层状双金属氢氧化物(Layered Double Hydroxides,简称LDHs)是由两种或两种以上金属元素组成的具有水滑石层状晶体结构的氢氧化物,层片带结构正电荷,层间存在可交换的阴离子。
3.
Results:The acidic negative ion of layered double hydroxides were replaced by the diclofenac anion to form DS-LDH.
目的:制备双氯芬酸钠-层状双金属氢氧化物(DS-LDH)纳米复合物并考察其性质。
5) Mg-Al-LDH
镁铝层状双金属氢氧化物(Mg-Al-LDH)
6) layered double hydroxide
层状复合金属氢氧化物
1.
The system was compounded with am- monium polyphosphate (APP),melamine (MA) and layered double hydroxide (LDH).
研究了以聚磷酸铵(APP)、三聚氰胺(MA)和层状复合金属氢氧化物(LDH)复配得到的膨胀阻燃剂(IFR)对聚丙烯/尼龙6(PP/PA6)合金性能的影响,分析了不同阻燃体系对PP/PA6合金的阻燃性能、力学性能、热性能和微观形态的影响。
2.
This paper reviews chemistry and applications of layered double hydroxides (short as LDHs).
本文评述层状复合金属氢氧化物(layered double hydroxides,LDH s)的化学及其应用。
补充资料:含铋层状氧化物铁电体
分子式:
CAS号:
性质:化学通式为:(Bi2O2)2+(Ax-1BxO3x-1)2-,式中,x为钙钛矿层厚度方向的元胞数,其值为1~5;A为较大阳离子,配位数为12;B为较小阳离子,配位数为6。A、B离子组合应满足∑XAVA+∑XBVB=6x,式中,x为相应于A、B位离子浓度,V为相应于A、B位离子的离子价态。这类层状氧化物中凡具有铁电行为的化合物就称为含铋层状结构氧化物。其结构是由二维钙钛矿层和层有规则地相互交替排列而成,沿层面具有较好的解理性。自发极化强度较高。压电性能和介电性能的各向异性大。居里温度高。自发极化强度、机械品质因素、频率的时间稳定性和温度稳定性都较高。常规陶瓷工艺很难获得致密烧结体,需用热压烧成新工艺。:PbBi2Nb2O9,BaBi2Nb2O9,SrBi2TaO9,Bi4Ti3O12,PbBi4Ti4O15,PbBi4Ti5O18等属这类铁电体。用于制作滤波器,换能器等。
CAS号:
性质:化学通式为:(Bi2O2)2+(Ax-1BxO3x-1)2-,式中,x为钙钛矿层厚度方向的元胞数,其值为1~5;A为较大阳离子,配位数为12;B为较小阳离子,配位数为6。A、B离子组合应满足∑XAVA+∑XBVB=6x,式中,x为相应于A、B位离子浓度,V为相应于A、B位离子的离子价态。这类层状氧化物中凡具有铁电行为的化合物就称为含铋层状结构氧化物。其结构是由二维钙钛矿层和层有规则地相互交替排列而成,沿层面具有较好的解理性。自发极化强度较高。压电性能和介电性能的各向异性大。居里温度高。自发极化强度、机械品质因素、频率的时间稳定性和温度稳定性都较高。常规陶瓷工艺很难获得致密烧结体,需用热压烧成新工艺。:PbBi2Nb2O9,BaBi2Nb2O9,SrBi2TaO9,Bi4Ti3O12,PbBi4Ti4O15,PbBi4Ti5O18等属这类铁电体。用于制作滤波器,换能器等。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条