大分子化合物

吸附大分子化合物活性炭的研制

The development of activated carbon with adsorbent macromolecule

多糖（polysaccharide）是一类天然大分子化合物，存在于动植物和微生物中，为生命物质的组成成分之一。

Polysaccharide is a class of natural macromolecular compounds exists in plants , animals and microbes for the life of the composition of substances .

超临界CO2提取熊果酸的提取率为0.126%，较文献报道中的提取率（0.00354%）已有很大的提高，因此本实验为SFE-CO2提取弱极性的大分子化合物提供了有益的探索；

The extracting efficiency of SFE-CO2 is 0.126 % , which is much higher than that in literatures ( 0.00354 % ) .

血脑屏障（BBB）主要由脑毛细血管内皮细胞构成，其阻止98%小分子和几乎全部大分子化合物入脑，是制约脑药发展的重要因素。

The blood-brain barrier ( BBB ) is formed by the brain capillary endothelium and excludes from the brain approximately 100 % of large-molecule neurotherapeutics and more than 98 % of all small-molecule drugs .

聚氨酯是主链上含有重复氨基甲酸酯基团的大分子化合物的统称。

Polyurethane is the macromolecular compounds with repeating carbamate groups in the main chain .

水溶性大分子化合物在光度分析中的应用

Application of water-soluble macromolecular compounds in spectrophotometric analysis

水稻愈伤组织生长和衰老过程中信息大分子化合物的变化

Changes of the Informational Macromolecules during the Course of Growth and Senescence in Rice Calli

核酸是由许多核苷酸聚合成的生物大分子化合物，是生命的最基本物质之一。

Nucleic acid is the genetic material and one of the most basic material for life , which is grouped by nucleotides .

手性丙炔醇是非常重要的合成中间体，广泛应用于天然产物、药物以及复杂大分子化合物等的合成。

Optically active propargylic alcohols are very useful and important precursors to many chiral organic compounds including natural products , pharmaceutical compounds and macromolecules .

将油页岩中大分子化合物进行分离以及对分级萃取物进行鉴定为油页岩组成和结构的研究和油页岩中化学品的萃取奠定了实验基础。

Furthermore , it is the basis of experiment from the composition and structure research that besides the extraction of chemicals , and separation from the macromolecular compounds and identifications the classification in oil shale .

超滤技术可有效截留水中大部分胶体、大分子化合物和细菌等物质，具有能耗低，无相变化，操作简单的优点，在水处理领域已得到广泛的应用。

Because most of colloids , macromolecular compounds and bacteria and other impurities were removed in ultrafiltration system , with low-energy consumption , no-phase change and easy operation . So ultrafiltration was widely used in the field of water treatment .

通过对氯化锌法制备活性炭工艺过程进行考察，探讨锌屑比、活化温度、活化时间等对活性炭吸附溶液中大分子化合物性能的影响。

This paper mainly studied technological process of activated carbon which was prepared with zinc chloride , and effect of some factors such as the ratio of zinc to carbon , activated temperature and activated time on activated capability of macromolecule in the solution .

脂肪酶催化动力学拆分大分子手性化合物的研究进展

Research Progress of Lipase-Catalyzed Kinetic Resolutions of very Bulky Chiral Compounds

食物中大分子有机化合物

Organic macromolecules in the food

研究发现，某些氧化剂、大分子有机化合物、表面活性剂和重金属盐类的加入有利于提高化学抛光质量。

To guaranteed polishing quality , some matters such as oxidant , organic macromolecule , surfactant , and heavy metallic salt must added in .

水不溶酸是含有大量羰基、羧基及芳环结构的大分子有机化合物。

Besides , it also contained more types of chain fatty acid . Water insoluble acid was a kind of macromolecular organic compounds which including carboxide , carboxyl and aromatic ring structure .

利用GC/MS技术分析了β-蒎烯/O3气相反应的混合产物，确定反应的主要产物为诺蒎酮，本实验条件下没有发现其它大分子羰基化合物。

We analyzed the products mixture of the gas-phase reaction of β - pinene with ozone , using GC / MS and confirmed nopinone as the main product of the reaction . No other large carbonyls were found in our experiments .

汽油蒸汽和柴油蒸汽最大的区别是柴油蒸汽中长链大分子的挥发性C-H化合物所占的比例远远高于汽油蒸汽。

The most obvious difference between petrol and diesel vapor is the presence of a greater abundance of long chain aliphatic CHs in the diesel vapor .

树状大分子/金属（化合物）纳米复合材料

Dendrimer / Metal ( Compound ) Nanocomposite

腐殖酸大分子结构中芳香化合物组分最少，稳定性最差；干酪根的芳香碳结构和稳定性比腐殖酸高，碳黑具有更高和更致密的芳香性结构，稳定性也最高。

The aromatic carbon increasing from humic acid , kerogen to black carbon , and structure become more condensed , rigid , and stable .

煤是一种由多种化学键和官能团组成的大分子和低分子化合物组成的混合体。

Coal is a sort of mixture which composed of the bulky molecular compound and the low molecular compound . And the compound is composed of chemical bonds and functional groups .

大分子前药是以大分子化合物为载体的一种新的药物传输体系。

Prodrug is a new drug delivery system ( DDS ) based on polymer compounds .

化学研究表明，芦荟多糖是一大类具有不同生理功能的大分子化合物，以甘露聚糖为主，但不同品种的芦荟中多糖的组成不尽相同。

Studies in existence on chemical constituents made it clear that AP are a large kind of giant molecule compounds , which possess various physiological functions . Mannans are main components in AP , but are not entirely the same in different varieties of Aloe .

大气压离子化（API）质谱是一种软电离技术，对于各种类型的化合物（包括极性的、不稳定的、大分子化合物、药物及代谢产物），API都能进行有效的离子化。

Atmospheric pressure ionization ( API ) is a type of soft ionization technique . API including ESI and APCI provides efficient ionization for very different molecules including polar , labile , and high molecular mass drugs and metabolites .