butyl rubber是什么意思

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用法例句

In this work,isobutyl isobutyrate was prepared by the condensation of two molecular isobutyraldehyde in the presence of aluminium isobutoxide catalyst system.

依据间歇反应所得一系列数据 ,确定了异丁醛连续缩合反应工艺流程 ;考察了以异丁醛为原料 ,在 5～10℃ ,停留时间 1 5～ 2h ,在异丁氧基铝催化体系作用下 ,两分子异丁醛缩合成一分子异丁酸异丁酯 ;脱除催化剂后 ,粗产品精制得到纯度≥ 99 5 %的异丁酸异丁酯 ,异丁醛的转化率≥ 98 5 % ,异丁酸异丁酯的选择性≥95 %。

New process of isobutyric acid from isobutyraldehyde by water oxidation;

异丁醛加水氧化制异丁酸新工艺

V_2O_5 catalyst for synthesis of isobutyraldehyde from methanol and ethanol;

V_2O_5催化甲醇与乙醇合成异丁醛

Influence of support and preparation condition on catalytic behavior of copper-based catalysts for one-step systhesis of isobutyraldehyde;

载体和制备方法对铜系一步法合成异丁醛催化剂性能的影响

New process of isobutyric acid from isobutyraldehyde by water oxidation;

异丁醛加水氧化制异丁酸新工艺

Several routes for synthesizing methyl isopropyl ketone were introduced, including the main methods based on isobutyl aldehyde-acetic acid, isobutyric acid-acetic acid, methyl ethyl ketone-formaldehyde and isoprene.

介绍了甲基异丙酮的多种合成路线,主要有异丁醛-乙酸法、异丁酸-乙酸法、甲基乙基酮-甲醛法和异戊二烯法。

In this paper, isobutyric acid ?thionyl chloride and bromine were used as raw materials to synthesize α-bromoisobutyric acid chloride which will substitute α-bromoisobutyric acid bromine.

研究了以异丁酸、氯化亚砜和液溴为主原料合成α-溴代异丁酰溴的替代产品———α -溴代异丁酰氯的工艺。

Iso-butyl cinnamate was synthesized by the esterifiestion of iso-butanol with cinnamic acid with the presence of potassium bisulfate monohydrate.

应用硫酸氢钾催化肉桂酸与异丁醇的酯化反应,合成了肉桂酸异丁酯。

There reviewes the synthesis of iso-C_4 olefin(iso-butalene) and alcohol(iso-butanol) from synthesis gas,the catalyst and mechanism of the catalytic reaction is focused.

文章综述了由合成气分别制取C4异构烯(异丁烯)、醇(异丁醇)化工产品研究进展情况,着重于催化剂和催化作用机理的研究近况。

Determination of ethanol,iso-butanol,iso-amyl alcohol in Air within Workshop with headspace gas chromatography was studied.

应用顶空气相色谱法测定车间空气中乙醇、异丁醇、异戊醇等微量极性有机物,分析方法的线性范围乙醇在0 01～0 16mg/ml浓度范围内,异丁醇、异戊醇在0 001～0 016mg/ml浓度范围内,标准曲线的相关系数r=0 9999。