• 因此通过丁烷脱氢扩大丁烯来源必要的。

    Therefore, it is necessary to extend the resource of isobutene by dehydrogenation of butanes.

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  • 因此通过丁烷脱氢扩大丁烯来源必要

    Therefore, it is necessary to extend the resource of isobutene by dehydroge

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  • 异丁烯为基本成分的附有人造毛毡卷材

    Plates, sheets, coils of polyisobutylene with man-made felt.

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  • 采用络合f - K作引发剂进行丁烯阳离子聚合

    Ionic polymerization of isobutylene was carried out by using F-K acid as a catalyst.

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  • 聚合物流变特性标准物质主要异丁烯十六烷组成。

    The certified reference material mainly consists of polyisobutylene and hexadecane with good homogeneity and stability.

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  • 应用正碳离子聚合方法合成新型丁烯遥爪聚物。

    The new telechelic prepolymers of polyisobutylene have been synthesized by the carbocationic polymerization.

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  • 这样条件下异丁烯的氧化溲有冷焰温度系数现象

    Under these conditions, no cool flame and negative temperature coefficient phenomenon was observed.

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  • 丁烯大于3%戊二烯催化共聚所生成合成弹性体

    A synthetic elastomer produced by catalytic copolymerization of isobutene with no more than 3% of isoprene;

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  • 研究硫化异丁烯绿色合成方法降低碱性废水排放

    A green synthesis method of sulphide isobutene was investigated to reduce discharge of alkaline sulphide waste water in this paper.

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  • 油酸亚锡磷酸三甲苯酚酯和硫化异丁烯添加剂有良好协同作用。

    Synergistic effects are found in the complexes of stannous oleate and sulfurated isobutylene or tricresol phosphate.

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  • 本文综述近年MT BE裂解制备高纯异丁烯催化剂进展

    The latest research progress on the catalysts used in the cracking reaction of MTBE to produce isobutene was reviewed.

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  • 催化剂活性高,丁烯选择性好水热稳定性,抗重金属能力强

    It is characterized with good activity, good iso-olefins selectivity, hydrothermal stability and heavy metal tolerance.

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  • 原料中低异丁烯含量相中高叔丁醇含量均反应过程不利影响

    Low initial content of I butene or hight butanol content in the aqueous phase were unfavorable to the reaction.

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  • 甲醇丁烯反应生产甲基叔丁基醚目前主要工业化生产方法

    The synthesis route from methanol and isobutene was the most important industrial production methods.

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  • 这样不但为三异丁烯开辟新的用途,而且降低了烷基苯的生产成本

    The technique not only develop a new way to utilize triisobutene but also reduce the production

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  • 禁用MTBE行动甲醇和C4异丁烯市场产生很大冲击

    The action of MTBE ban in three states will have a significant impact on methanol. crude C4 ( isobutene ) market.

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  • 异丁烯二聚苯酚合成的辛基酚制造橡胶工业硫化促进必需的原料。

    The octylphenoi synthesized from dimer of isobutene and phenol is indispensable to the vulcanizing agents in rubber industry.

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  • 所以反应一步速率控制步骤,反应速率只取决于丁烯浓度,而甲醇浓度无关

    Therefore the first step is a process that controls reaction velocity decided by iso-butene concentration , having nothing with methanol concentration.

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  • 施工密封胶主体材料主要异丁烯聚合物三元乙丙橡胶热塑性苯乙烯段共聚物。

    Heat of the main construction material sealant mainly isobutene polymer, EPDM rubber and thermoplastic styrene block copolymer.

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  • 发明涉及一种用于通过异丁烯氧化制备甲基丙烯酸的杂多酸催化剂及其制备方法

    The present invention relates to a heteropoly acid catalyst which is used for the production of methacrylic acid by gas phase oxidation of methacrolein and a preparing method thereof.

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  • 硫化丁烯氧化中,一部分硫化异丁烯分子转化为亚砜,极压性明显提高腐蚀性有所增加

    Sulfoxide and sulfone, which are formed in oxidization of SIB, improve the EP properties and increase the copper corrosion.

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  • 丁烯酸酐(烯酐)生产丁二、丁二酸酯型酚醛胺型无灰分散剂重要中间体

    Polyisobutenyl succinic anhydride is an important intermediate for production of ashless deter- gent dispersants such as succinimide, succinic ester and phenolic amine types.

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  • 丁烯-1生产工艺通过丁二烯MTBE装置脱除丁二烯和异丁烯来生产纯度丁烯- 1。

    High purity 1 - butylene is made from the following production process: butadiene extraction and then butadiene and iso - butylene removal in MTBE unit.

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  • 报道了汽油清净剂聚丁烯胺类(PIBA)合成后处理方法以及PIBA衍生物的清净性能。

    In this paper were reported the methods of PIBA synthesis and its post-treatment as well as detergency of PIBA derivatives.

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  • 微粒加强型复合材料一个例子机动车胎就是异丁烯人造橡胶聚合物基材中加入了碳黑微粒。

    An example of particle-reinforced composites is an automobile tire which has carbon black particles in a matrix of polyisobutylene elastomeric polymer.

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  • 发明采用不同分子量丁基橡胶异丁烯配合使用,利于提高透明丁基热熔密封胶强度及施工性能。

    The matching use of the butyl rubber and the polyisobutylene with different molecular weights facilitates the improvement of the strength and workability of the transparent butyl hot-melt sealant.

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  • 发明采用不同分子量丁基橡胶异丁烯配合使用,利于提高透明丁基热熔密封胶强度及施工性能。

    The matching use of the butyl rubber and the polyisobutylene with different molecular weights facilitates the improvement of the strength and workability of the transparent butyl hot-melt sealant.

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