准单分散型的“平头”聚苯乙稀-聚亚克力 (PS-b-PAA)胶束
指出安全使用这种准单吸附的“平头”聚苯乙稀-聚亚克力(PS-b-PAA)胶束,使用模仿探析腐殖酸(HA)悬浊液与铀酰的主动影响。长期以来XX射线对天价属的过敏性,首要食用同步软件普及X放射线小角散射(SAXS)的技术分析方法了铀酰对PS-b-PAA胶束形式的直接影响,产品的样品的散射的曲线极具显著的球壳形式自激自激振荡峰,溶解铀酰后,自激自激振荡峰強度不断增加,一并遇到低q空间区域的散射硬度曾加。球壳实体模型拟合曲线介绍表达:强呈酸性水饱和溶液中,铀酰表明PAA壳层的厚度调低、衬度加入;评均1个PS(279)-b-PAA(69)胶束可树脂吸附600个铀酰亚铁离子[UO22+, UO2OH+,(UO2)2(OH)22+];随着时间推移铀酰浓硫酸浓度的加剧,胶束进行结婚移民,行而产生沉定。
图文并茂讲读
Figure 1. SAXS curves obtained from PS-b-PAA micelles in H2O andDMF/H2O solutions; the curves are shifted vertically by factors of 2 and 4 for clarity; black lines are the best fits to core-shell model (a). Modelfitting to the SAXS data of PS-b-PAAmicelles in H2O; the solid, dash, and dash dot lines denote the fitsto core-shell, solid sphere, and spherical shell models, respectively (b).
Figure 2. SAXS curves obtained from the PS-b-PAA micelles and uranyl nitrate mixtures; the curves are shiftedvertically by factors of 2, 4, and 8 for clarity; black lines black lines arethe best fits to core-shell model (a). A zoom-in of (a) in the medium q range (b). Deviation between the experimental andfitted data at the low q region (c). Notethat PS-b-PAA-7UO2 and PS-b-PAA-10UO2 sample are notevaluated because they show precipitations.
Figure3. PAA corona thickness ΔR and contrast Δρshell as a function of uranyl concentration.
Figure 4. TEM micrographs of the PS-b-PAA-1UO2 (a) and PS-b-PAA-5UO2 (b).
产品供应:
PNIPAM-b-P4VP 聚异丙基丙烯酰胺-b-聚4-丁二烯基吡啶
PCL-b-P4VP 聚己内酯-聚丁二烯基吡啶
PtBMA-b-P4VP甲基水性聚氨酯叔丁酯 -乙稀吡啶
P4VP-b-PS-b-P4VP聚苯氯乙烯一b双聚(4-乙稀基吡啶)三嵌段共聚物
PtBS-b-P4VP
Fe3O4-SiO2-P4VP
PAA-b-PS-b-P4VP
PAA-b-P4VP
PtBOS-b-PS-b-P4VP
PS-b-P2VP
P2VP-b-PAA
P2VP-b-PtBA
P2VP-b-PNIPAAm
P2VP-b-PS-b-P2VP
P2VP-PEO
PTEPM-b-P2VP聚(γ-甲基丙烯酰氧基丙基三乙氧基硅烷)-b- 聚(2-氯乙烯基吡啶)
PDMA-P2VP
PCL-b-P2VP
PFS-b-P2VP
P2VP-b-PMMA
P2VP-b-PtBA
PHIC-b-P2VP
P2VP-Br,P4VP-Br
PtBA-b-P2VP-b-PtBA
PS-b-P2VP-b-PEO聚苯氯乙烯-b-聚乙稀基吡啶-b-聚腐蚀丁二烯
PS-b-PAA聚苯乙稀-b-聚亚克力
PS-b-PNIPAAm聚苯乙稀-b-聚(N-异丙基丙烯酰胺)
PS-b-PMMA聚苯丁二烯-b-聚甲基亚克力甲酯
PS-BSA聚苯乙稀-牛血纯洁球蛋白
PS-PIB-PS聚苯氯乙烯-聚异丁烯-聚苯氯乙烯
PS-PEG-PS
PS-b-PVP聚苯氯乙烯-b-聚氯乙烯吡喏烷酮
PS-b-PNIPAM-b-PS 聚苯氯乙烯-b-聚(N-异丙基丙烯酰胺) -聚苯丁二烯
PS-b-PDMA
PS-b-PEO-b-PtBA聚苯丁二烯-聚氧丁二烯-聚亚克力 叔丁酯
PS-b-PDMS
PS-b-PtBA
PS-b-PnBA-OH羟基-亚克力 正丁酯和苯丁二烯的两嵌段缩聚物
PAA-b-PSt
PAA-b-PNIPAM聚丙稀酸-b聚(N-异丙基丙烯酰胺)
PSt-b-PAA-b-PSt
PS-b-PAA-b-PEG
PAA-Cisplatin
PLLA-PAA-RGD
PMMA-b-PNIPAAm-b-PMMA
PMMA-b-PDMAEMA聚甲基丙稀酸甲酯-b-聚甲基水性聚氨酯-N,N-二甲氨基乙酯
PMMA-b-PSt
PMMA-b-PBMA
PMMA-b-PnBA-b-PMMA
PMMA-b-PS
PSt-b-PBA-b-PSt
PMMA-b-PBA-b-PMMA 聚甲基丙稀酸甲酯-b聚(水性聚氨酯丁酯-b-甲基丙稀酸甲酯)
PS-b-PMMA-b-PBMA
PMMA-b-PBA 苯硼酸-b-聚甲基亚克力甲酯
PMMA-b-PBPEA-g-PS
PtBA-b-PMMA
PVP-b-PMMA
PLA-b-PMMA聚乳酸-b-聚甲基亚克力甲酯
PtBuA-b-PNIPAM聚丙烯酸酯三丁-b-聚(N-异丙基丙烯酰胺)
PtBuA-b-PMA
PS-b-PtBuA
PS-b-PtBuA-b-PS
PCL-b-PtBuA
PSt-b-PtBuA
PDMS-b-PSt
PEO-b-PDMS聚氧丁二烯-b-聚二甲基硅氧烷
POSS-PDMS
chitosan-g-PDMS
PMAA-PEG-PMAA
PVP-b-PMAA
mPEG-b-PMAA
P4VP-b-PMAA 聚(4-丁二烯基吡啶)-b-聚甲基水性聚氨酯甲酯(PMMA)
PMAA-b-PDMAEMA
出现食品仅用来研究,不能用来人休科学试验!wyf 05.12