1、

The polymer water shutoff agent HY was prepared using acrylamide as monomer, adding organosilicon crosslinking agent, sodium persulfate initiator, and reaction rate regulator.

以丙烯酰胺为单体,加入有机硅交联剂、引发剂过硫酸钠、反应速度调节剂,制得聚合物堵水剂HY。

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3、

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。

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4、

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。

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5、

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。

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6、

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

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7、

According to the content of H2 CO2 HF and HC1 produced by these three fluoropolymers in variety ambiences, the yields of them have been calculated.

根据产生气体的量,按照辐射化学公式计算出了三种氟聚合物在不同气氛中产生的几种主要气体H2、CO2、HF和HCl的产额。

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8、

Polymers are usually semi-crystalline materials in which crystalline and amorphous domains coexist.

聚合物材料多为半晶态,晶畴和非晶畴共存.

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9、

A reliable method is offered to scale polymerization tank in the future.

为今后聚合釜的大型化,提供了可靠的计算方法.

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10、

Propose an envelope lower-bounding algorithm based on piecewise aggregate approximation.

提出了基于分段聚合近似的包络线下界算法。

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11、

Methods FQ-PCR was used to detect 380 pregnant women suspected with toxoplasmosis infection ( case group) and 152 apparent healthy pregnant women ( control group). Positive pregnant women were received effective treatment simultaneously.

方法采用实时荧光定量聚合酶链反应(FQ-PCR)技术,检测可疑孕妇标本380例(患者组)、健康孕妇标本152例(对照组),并对检出弓形虫阳性的患者作跟踪治疗。

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12、

Even-Odd Effect of Polymer Liquid Crystals and Their Crystalline Behavior

聚合物液晶的奇偶现象及其结晶行为

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13、

As a polymer crosslinker, water soluble phenol-formaldehyde resin is widely applied in plugging oil reservoir.

水溶性酚醛树脂作为聚合物的交联剂, 广泛应用于油田的堵水调剖作业.

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14、

Under similar conditions, different kinds of polymer serum were studied in preparing modified asphalt emulsion.

在相同试验条件下,考察了几种聚合物乳液制备改性乳化沥青的工艺性能和其对沥青的改性效果。

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15、

Analysis has been made on classification and checking standard of cationic asphalt emulsion and polymer asphalt emulsion in this paper.

文章还对阳离子乳化沥青与聚合物乳化沥青的分类及检验标准进行了分析。

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16、

Synthesis of Core-Shell PBA/ MMA-MAA Polymer Latex

PBA/MMA-MAA核-壳型乳液聚合研究

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17、

They are in desperate need of this kind of bodied oil.

他们非常需要这种聚合油.

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18、

At this point Spanning tree has fully converged.

这时生成树成功聚合.

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19、

Crosslinked polymer injection is an increasingly mature technique of tertiary EOR.

注交联聚合物提高采收率是一项日益成熟的三次采油技术.

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20、

We analyzed in detail about axial strain temperature and transverse pressure sensitivity of polymer LPG.

详细讨论了聚合物长周期光纤光栅轴向应变、温度和横向压力响应.

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