polymerization inhibitor

Selection and application of polymerization inhibitor in ethylene plant

乙烯工艺阻聚剂在选择与使用过程中应注意的问题

Application of Polymerization Inhibitor HK-17A in Coking Crude Benzene Hydro-refining Process

阻聚剂HK-17A在焦化粗苯加氢中的应用洗脱苯工序改造技术

Preparation and Application of Polymerization Inhibitor in Equipment of Butadiene

丁二烯抽提装置阻聚剂的研制及应用

Synthesis of a new type of polymerization inhibitor DNBP by one step catalytic nitration

一步催化法合成新型阻聚剂DNBP

In the synthesis reaction , the influence factors , such as reaction temperature , catalyst amount , and polymerization inhibitor amount etc.

在树脂合成过程中，研究了反应温度、催化剂、阻聚剂等因素对合成过程和产品的影响。

Optimizing the injection of c_3 polymerization inhibitor

碳三阻聚剂的注入优化

The paper discusses the problems that should be noticed in selection and application of polymerization inhibitor of ethylene plant from ten aspects .

阐述了乙烯工艺阻聚剂的选择与使用和乙烯装置长周期稳定运转的关系，从10个方面对乙烯工艺阻聚剂在选择与使用过程中应注意的问题进行了讨论。

The industrial application of domestic polymerization inhibitor RIPP-1403 on Chemical Works No.1 of Yanshan Petrochemical Corporation was introduced , and application effect as well .

介绍了国产阻聚剂RIPP-1403在燕化公司化工一厂乙烯装置上的工业应用情况与应用效果。

The experiments results shows that any mass , except polymerization inhibitor , has synergetic effect with catalyst and enhanced viscosity reduction rate of extra-heavy oil .

实验结果证明，除阻聚剂外，其它各物质均可与催化剂产生协同作用，不同程度地提高了稠油的降粘率。

The application situation of the home-made , new and high-potential polymerization inhibitor BL-628 on the ethylene plant is evaluated in this paper .

对国产新型高效阻聚剂BL-628在乙烯装置中的应用情况进行了评价。

The experimental result shown that adsorption method is distinctly better than distillation to remove polymerization inhibitor . The molecular weight of polymerization product can be over 800 × 10 4 .

结果表明：吸附法脱阻聚剂明显优于蒸馏法脱阻聚剂，其聚合产品相对分子质量可达800万以上。

I-95 is a high-efficient , low-toxic , well-soluble and thermal stable sulfur free polymerization inhibitor for the rectification of styrene .

I-95是一种阻聚效率高、毒性小、溶解度大、热稳定性优良的新型无硫苯乙烯精馏阻聚剂。

Cinnamic acid was synthesized by Perkin reaction with anhydrous potassium carbonate as alkaline catalyst and PEG-400 as phase transfer catalyst and 4-hydroxyanisole as polymerization inhibitor .

以无水碳酸钾为碱催化剂，PEG-400为相转移催化剂，对羟基苯甲醚为阻聚剂，通过Perkin反应合成肉桂酸，研究了各物料比、回流时间对产品产率的影响。

The synthetic conditions including proportion of substrates , reaction temperature , catalysts and polymerization inhibitor were investigated as influence factors on the conversion rates , and then a process suitable for industrial production was finally determined .

同时，对N-丙烯酰吗啉合成工艺进行考察，比较和考察了反应投料比、反应温度、催化剂、阻聚剂等因素对反应收率的影响，并最终确定了一套适合工业生产的工艺过程。

, we used actin polymerization inhibitor latrunculin B ( LATB ) under quantitatively controlled conditions to perturb the actin cytoskeleton and observation with laser scanning confocal microscope .

花粉管生长中的作用，我们应用不同浓度的微丝聚合抑制剂latrunculinB（LATB）处理花粉管，并通过激光共聚焦显微镜观察微丝聚合状态的动态变化。

Vinyl ester resin using bisphenol A type epoxy resin , acrylic acid as raw materials was synthesized , The effects of composition , temperature and quantity of polymerization inhibitor on the reaction were briefly described .

以双酚A型环氧树脂和丙烯酸为原料合成了乙烯基酯树脂，简单评述了反应配比、反应温度、阻聚剂用量对反应的影响。

Meanwhile , acetone was a polymerization inhibitor in preventing the self-polymerization of p-methoxybenzyl chloride , and 11 . 2 % yield of methoxybenzyl chloride was increased .

同时探索了甲氧基苄氯自聚的阻聚剂，初选的阻聚剂丙酮可使甲氧基苄氯粗品的收率提高11.2%。

The operating period is prolonged to over 450d from the original 60d after the new polymerization inhibitor JD-249 is used in butadiene extraction plant , the amount of 3 kinds of chemicals is also greatly decreased , and the economical results are remarkable .

丁二烯抽提装置使用新型阻聚剂JD-A249后，运行周期由60d延长至450d以上。还可以大大降低3种化学品的用量，总体经济效益可观。

Polymerization Inhibitor HK-17A , which was applied in the raw material evaporation process of crude benzene hydro-refining equipment , reduced the slag in the pre-evaporator and excessive evaporator effectively . Practice proves that the effect of this polymerization inhibitor to coking crude is obvious .

在粗苯加氢装置的原料蒸发工艺中应用了国产HK-17A阻聚剂，有效地减缓了预蒸发器和多段蒸发器的结焦，生产实践证明了此种阻聚剂对于焦化粗苯效果十分明显。

We have synthesized demulsifier of acrylic acid series with method of copolymerization , and studied the factors of influence for reaction as to temperature , dosage of solvent , time , dosage of monomer , dosage of solicitation , dosage of pH regulator , have or not polymerization inhibitor .

合成了丙烯酸类共聚破乳剂，研究了温度、溶剂用量、时间和单体配比、引发剂用量、pH调节剂用量、有无阻聚剂等因素对反应的影响。

Selection and Demonstration on Polymerization Method , Eliminating Inhibitor , Granulation , Drying and Smashing in the Technological Process ;

通过试验对工艺流程中聚合方法、阻聚剂脱除方法、造粒方法、干燥和粉碎方法进行选择和论证；

Silicon-acrylate emulsion of high organosiloxane content was synthesized with seed-emulsion polymerization by adding hydrolyzation inhibitor . The influences of several technical parameters on the process of polymerization and the stability of the emulsion were discussed .

利用水解抑制法和种子乳液聚合法制备高硅含量的核壳结构有机硅改性丙烯酸酯乳液，讨论了影响聚合过程及乳液稳定性的工艺参数。