In monomer greenhouses, the yield of lettuce, celery cultivated by organic farm was lower than conventional farms respectively by 26.6%, 11.4%.

Analysis of Decrease Cause of Styrene Monomer Yield in Lummus/ UOP Installation and Improvement of the Packing Box of Heat Exchangers

Lummus/UOP装置苯乙烯单体收率下降原因分析及换热器填料函的改进

According to this view, the most reactive monomer will yield the least reactive radical, and so on, because of their structural relationship.

根据这一观点，最活泼的单体应产生最不活泼的自由基，诸如此类，由于它们结构上的关系。

A Study of Kinetics of Bulk Polymerization of Styrene Monomer and Chain Transfer Reaction

苯乙烯本体聚合动力学及链转移反应的研究

The problem of monomer transfer in living polymerization has been retreated theoretically according to Nanda's, Peebles's and Bresler's kinetic schemes respectively.

本文分别根据Nanda、Peebles以及Bpecnep的反应动力学方程，重新处理了活性聚合反应中的单体链转移问题。

The molecular weight distribution of anionic polymerization system initiated by electron transfer and the influence of monomer transfer on the polymerization were treated theoretically. The exact expressions of molecular weight distribution function are derived according to Pepper's kinetic scheme.

本工作根据Pepper的反应机理，对电子转移引发的阴离子聚合反应以及单体链转移对这一反应的影响等问题作了理论处理，求得了分子量分布函数的精确解。

When the monomer concentration is sufficient high, termination proceeds through monomer transfer reaction, and monomolecular termination is more favourably at low monomer concentration.

在单体浓度较高时终止反应通过单体转移，在低浓度时，为单分子终止。

Its fluorescence spectrum shows distinct solvent, concentration and temperature effects. Under different experimental conditions, the fluorescence may emit from pyrenyl monomer, intramolecular charge transfer complex ( Intra CT) and intermolecular charge transfer complex ( Inter CT).

其荧光光谱表现出明显的溶剂极性效应、浓度效应和温度效应，不同的环境条件下可发射芘单体的荧光、分子内电荷转移络合物的荧光及分子间电荷转移络合物的荧光。

The TGA measurements showed that the content of the grafted polymer can be adjusted by the ratio of the monomer and the chain transfer agent, so the polymerization process is controlled.

TGA测试表明接枝聚合物量可以通过单体与链转移剂之间的投料比来调控，这说明反应是可控的。

For AB_1 and AB_18, their UV-visible absorption spectra in cyclohexane and surface photovoltage spectra show peaks at 450 nm due to the formation of H-aggregate, which underwent a blue-shift about 30 nm than that of monomer intramolecular charge transfer ( ICT) band in chloroform.

AB18在环己烷中聚集体的吸收光谱及AB1和AB18的表面光电压谱在450nm附近出现H聚集体的谱带，比其在氯仿溶液中单体的ICT带蓝移了30nm左右。

Preparation and Characterization of Monomer Casting Nylon 6 and Its Composition with SEBS Elastomer

MC尼龙6与SEBS弹性体复合材料的制备与表征

MC nylon, is called monomer casting nylon. MC nylon has lots of very good properties, such as light quality, no noise and good mechanical properties, and so on.

MC尼龙（单体浇铸尼龙）具有质量轻、不产生噪音、机械性能好和良好的回弹性等独特性能。

Effect of aided agents amount on mechanical and tribological properties of monomer casting nylon

助剂用量对MC尼龙力学和摩擦学性能的影响

Tests are conducted to study the moisture absorption behavior of carbon fiber reinforced monomer casting nylon ( CF/ MC nylon) composites in four kinds of media.

本文对碳纤维增强铸型尼龙（CF/MC尼龙）复合材料在不同吸湿介质中的吸湿行为进行了研究。

In this dissertation, some fundamental problems on monomer casting nylon have been comprehensively studied.

本文就MC尼龙研究和生产中存在的基本问题进行了系统和深入的研究。

Effects of media on moisture absorption behavior and bending strength of carbon fiber reinforced monomer casting nylon composites

吸湿介质对碳纤维增强铸型尼龙复合材料的吸湿行为及力学性能的影响

The formation of PAM molecules in monomer casting nylon 6 ( MC Nylon) was characterized by means of FT-IR and UV spectra.

通过红外、紫外光谱分析表明了刚性链高分子聚甲亚胺（PAM）在尼龙6中已经生成。

Monomer casting nylon ( MC nylon) composites reinforced by carbon fibers ( CF) are prepared by liquid insitu polymerization, and their moisture absorption behaviors are studied.

采用液态原位聚合法制备了碳纤维（CF）增强浇铸尼龙（MC尼龙）复合材料，研究了其吸湿行为。

Temperature Field of Monomer Casting Polyamide 6/ Kevlar Fiber Composites During Preparation Process

单体浇铸聚酰胺6/Kevlar纤维复合材料制备的温度场分析

In this paper, three different kinds of polyazomethines ( PAM)/ nylon 6 in situ polymerization composites were prepared using the process of monomer casting.

本文利用三种聚甲亚胺的单体与尼龙6单体通过原位聚合反应，制备了三种聚甲亚胺/尼龙6原位聚合复合材料，制备工艺采用浇铸法。

It was found that nano-Al 2O 3 improved the wear resistance of monomer casting polyamide with the optimal content of nan o-Al 2O 3 being 3 wt%.

分析结果表明：纳米Al2O3填料可提高单体浇铸PA6的耐磨性，其含量在3%左右时增强效果最好；