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Synthesis and properties of UV curable polyurethane acrylates based on two different hydroxyethyl ac
Two kinds of UV curable polyurethane acrylate oligomers(PUPA and PUCA) were synthesized via the addition reaction betwee......
Hydrogen-containing polysilanes and chromophore-containing polysilanes are prepared by traditional Wurtz coupling and su......
Shear-induced Stabilization of the Nematic Phasein a Side Group-containingPoly(aryl ether ketone) Co
IntroductionPolarized optical microscopes (POM) are commonly used to identify liquid crystalline tex-tures. However, it ......
p,p’-Diaminodiphenylmethane-Schiff bases (SB) of general formula (R)-phCH=N- ph-CH2-ph-N=CHph(R), where R is p-NO2, m-N......
The dynamic viscosity of pure In, In-1%Sb (mass fraction, so as the follows) alloy, In-55%Sb hypoeutectic alloy and In-......
Large size C_(70) single crystals with the dimension of more than 5 mm are grown from the vapor phase by controlling nu......
A new kind of polyfluorene containing oxadiazole as the side chain was synthesized. The introduction of oxadiazole moiet......
Spontaneous vesicles from the aqueous mixtures of dodecyl sulfonate betaine (DSB) and sodium bis (2-ethylhexyl) sulfosuc......
对浙江天童国家森林公园木荷＋米槠群落中植物各器官的热值进行比较分析．结果表明：（1）从生活型来看，不同生活型其叶的热值差异显著（df=47，P％O......
半球发射率是反射隔热涂料的重要技术指标之一。其检测方法依据不同的测量原理分为量热法、反射率法、能量法和多波长测量法等。采......
为改善型煤的燃烧特性、提高煤的燃烧效率,研究了某种活性燃煤添加剂对型煤的燃烧性能的影响;对添加不同配比量燃煤添加剂后型煤的......
近红外光谱分析技术通过搭建基于GA-BP神经网络方法的定量分析模型,实现煤炭发热量的快速评估。为了提高模型的学习速度和精度,必......
Synthesis and Characterization of Cholesteric Thermotropic Liquid Crystalline Polyesters Based on Is
BACKGROUND: Generally main chain cholesteric thermotropic liquid crystalline polymers are prepared form chiral diacid or......
<正> 前言在我国海涂中被日潮淹没的中、低潮带,天然生长的高等植物种类比较贫乏,分布面积也较小,许多中低潮带海滩为光滩裸地。为......
Complexes of the general formula [MBr2(TMTU)n] (where M is Mn, Fe, Co, Ni, Cu, Zn or Cd;TMTU is Tetramethylthiourea;n is......
用热分析、x射线衍射及N含量分析研究了三斜仲钨酸铵(NH4)10H2 W12 O42 10@H2O的热分解机理;并在HT-1000微量热量计上,用三步量热......
