hydroxyl

Progress in synthesis and modification of hyperbranched polyesteramides with terminal hydroxyl

端羟基超支化聚酰胺酯合成及改性研究进展

Improvement on thionyl chloride method to activate hydroxyl group of polymer for affinity partition

亲和分配基质羟基二氯亚砜法活化工艺的改进

The presence of an equal concentration of hydrogen and hydroxyl group.

具相等份量的浓缩氢和氢物料.

The surface lipids undergo oxidation, generating many compounds containing hydroxyl and carbonyl groups.

表面的类脂物氧化后, 产生许多化合物,包括羟基和羰基化合物.

Variation of concentration of hydroxyl radical was computed.

计算得出了羟基自由基的浓度变化情况.

Both the free hydroxyl groups readily undergo esterification.

两个自由羟基,都容易酯化.

And the IR analysis shows that silicone resin possesses hydroxyl end group.

红外光谱(IR)显示,合成的硅树脂含有端羟基.

Hydroxyl has an extremely oxidizing nature.

氢氧基具有极强的氧化特性.

Pilotscale experiment of using hydroxyl radicle to kill tiny organism in ship ballast water

羟基杀灭船舶压载水微小生物中试实验研究

Hydroxyl acrylic acid resin ( HAR ) with high solid and low viscosity anacrylic acid monomer in solution.

采用溶液聚合法合成了高固体分低粘度的羟基丙烯酸树脂 ( HAR ),详细讨论了引发剂、链转移剂、反应温度、溶剂等对HAR粘度的影响.

Studies on the Scavenging Capacity of Hydroxyl Lysine to Active Oxygen Radical

羟化赖氨酸清除活性氧自由基能力的研究

CONCLUSION E was the active constituents to scavenging hydroxyl radical.

结论枳子清除羟自由的有效部位集中在乙酸乙酯部位。

Functional Reaction of the Terminal Hydroxyl Groups on the AB_2 Type Hyperbranched Poly ( amine-ester) with Acetic Oxide

AB2型超支化聚（胺-酯）活性端羟基与乙酸酐的功能化反应

The test by using tert-butyl alcohol showed that acetic acid degradation by Ti(ⅳ)/ H2O2/ O3 followed a hydroxyl radical-type mechanism.

叔丁醇实验结果表明：Ti（Ⅳ）/H2O2/O3体系降解乙酸遵循羟基自由基机理。

Twelve 20-hydroxyl ester analogues of camptothecin were prepared and evaluated in vitro antitumor activity.

为了改善取代喜树碱的溶解性、抗肿瘤活性和毒副作用,设计合成了十二个新的取代喜树碱20-位羟基酯衍生物.

Study on the synthesis of bis-( 2-hydroxyl) ethyl tetrasulfide

二（2-羟基）乙基四硫的合成研究

Spin trapping detection of hydroxyl radicals generated from boanmycin in Vitro

抗肿瘤抗生素博安霉素体外产生羟基自由基的自旋捕捉&ESR研究

The researching progress, synthesis and applications of hyperbranched polymer with terminal hydroxyl are introduced, and the application foreground of leather industry is forecasted.

本文介绍了端羟基超支化聚合物的研究进展，合成方法及在各个领域的应用，并展望了其在皮革工业中的应用前景。

And they detected hydroxyl HO that's left behind when a rock crystallizes from magma containing water.

科学家们从中找到了羟基,这是由含水岩浆结晶成岩石遗留下来的.

Key compounds under review included vitamins, antioxidants , alpha-hydroxyl acids, moisturizers, pentapeptides and botanicals.

主要成分包括:维生素 、 抗氧化剂 、 果酸 、 湿润剂 、 胸腺五肽以及植物制剂.

The free hydroxyl ion is involved in a further reaction with the silica network.

游离的氢氧离子会进一步和硅氧网络反应.

It will be more susceptible to attack by hydroxyl ion.

它更容易被羟基离子所作用.

Thermodynamic study of adsorption of phenolic compounds on a phenol hydroxyl modified polystyrene

一种亲水的酚羟基修饰聚苯乙烯树脂对酚类化合物的吸附热力学

Enhancement of ultrasonically initiated emulsion polymerization rate of styrene using aliphatic alcohols as hydroxyl radical scavengers Studies on the Reaction of OH Radical with Hexachlorobenzene

OH自由基捕捉剂加速超声引发乳液聚合的研究六氯苯与OH自由基的反应

The hydroxyl lattice defect was key factor to influence the phase transition from paraelectric cubic to ferroelectric tetragonal structure.

并发现羟基缺陷的减少是影响体系相转变的关键因素。

Conclusion: The new monoterpene glycoside was identified as 4 "-hydroxyl-albiflorin. "

结论: 新化合物命名为 4″- 羟基白芍苷.

The Venus Express probe discovered hydroxyl in the clouds that shroud the planet.

金星快车探测器在金星高空发现了羟基，并且覆盖着星球。

A method for determining hydroxyl value of epoxy-containing polyester, namely acetyl chloride method is introduced.

介绍了一种含环氧基聚酯的羟值测定方法, 即乙酰氯法.

THF copolymerized GAP is synthesised by the azidation of hydroxyl THF-ECH copoyethers.

b.端羟基THF - ECH共聚醚叠氮化生成THF共聚 型GAP粘合剂.

They all form irreversible binding to imidazole groups and phenolic groups in varying degrees, but don't form irreversible binding to guanidino groups and hydroxyl groups as well as carboxyl groups in collagen.

它们程度不同地都能与咪唑基和苯酚基形成不可逆结合，与胍基、羟基和羧基不形成不可逆结合。