1、

The results of DSC showed that PET/ MMT modified by IPA increased the cold crystallization temperature and decreased the melt crystallization temperature of PET/ MMT.

DSC扫描实验表明:加入IPA共聚后,PET/MMT的冷结晶温度提高、过北京化工大学硕士论文冷温度降低,I以改性PET/MMT的结晶速率比PET/MMT慢。

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2、

the results indicated that both the organic carboxylic ester and inorganic nucleating agents could decrease the cooling crystallization temperature and increase the melt crystallization temperature of pet gradually.

结果表明,无论是有机羧酸盐成核剂还是无机成核剂都使回收PET的冷结晶温度逐渐降低,热结晶温度逐渐提高。

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3、

Purification of artificial musk DDHI by combined vacuum distillation melt crystallization technology

减压精馏-熔融结晶耦合装置提纯人造麝香的研究

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4、

The combined vacuum distillation and melt crystallization technology was used to purify DDHI from artificial musk.

通过减压精馏熔融结晶耦合技术研究提高人造麝香(DDHI)含量的原理和工艺流程.

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5、

In this work, melt crystallization is used to purify PX.

本项目对二甲苯提纯部分采用熔融结晶法。

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6、

The combined vacuum distillation and melt crystallization technology purify DDHI from artificial musk.

通过减压精馏-熔融结晶耦合技术研究提高人造麝香(DDHI)含量的原理和工艺流程.

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7、

The differences between the suspension crystallization and the melt crystal-ization was given.

比较了熔体结晶法与溶液悬浮结晶法的区别.

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9、

Bimodal polypropylene ( BMPP) and nucleated bimodal polypropylene ( BMPP/ NA) were synthesized in a small stirred bed reactor, and the crystallization, melt behavior and mechanical properties of the samples were investigated.

在小型反应器内合成了双峰聚丙烯(BMPP)和含有成核剂的双峰聚丙烯(BMPP/NA),考察了试样的结晶、熔融行为和力学性能。

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10、

The low melting-point eutectic films crack under the welding tensile stress caused by thermal expansion and contraction of magnesium alloy. The formation mechanism of liquefied cracks is similar to crystallization cracks.

液化裂纹的产生机理与焊缝结晶裂纹相似,即同样是在低熔点的液态薄膜的形成和焊接拉应力作用下产生。

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11、

Fluorescence fiber is made of melting-spinning. This paper researches its breaking strength, drawing strength, orientation, crystallization and infrared spectrum, introduced the dispersion diagram of fluorescent agent in fluorescence fiber shoun by scan electronic microscope.

通过熔融纺丝制得荧光纤维,并研究了纤维的断裂强度、拉伸、取向、结晶特征和红外图谱,介绍了扫描电镜显示的荧光剂在荧光纤维中的分散情况图。

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12、

The spherulites will be born in the crystallization process of crystalline polymer from melt.

结晶性聚合物从熔融态冷却结晶过程中,往往伴随着球晶的生成。

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13、

Batch mixer experimental results showed that a certain amount of PMDA could increase the chain extension/ branching degree of R-PET, which led to the decrease in melt flow rate, crystallization temperature and melting temperature.

密炼实验结果表明:一定量的均苯四甲酸二酐(PMDA)能够增加R-PET扩链/支化度,从而熔体流动速率减小,结晶温度和熔融温度降低。

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14、

CDP fibers with higher breaking strength were obtained under the process conditions of a large amount of air for crystallization, low temperature dry, lower spin temperature, mildly cooling, proper melt filter accuracy and higher draw and winding speed.

采用大风量结晶,低温干燥,较低的纺丝温度,缓和的冷却条件及合适的熔体过滤精度,在较高的拉伸、卷绕速度下可制取具有较高断裂强度的四组分阳离子可染聚酯纤维。

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15、

all blends show no remarkable variety in melt temperature, but the shapes of melt peak is influenced by crystallization temperature.

外加接枝物或者反应性单体对共混物中PP的熔融温度影响不大,但是熔融峰形与结晶温度高低有关。

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16、

study on undercooling and crystallization of ni coating melt by dsc

DSC法研究Ni镀层熔体的过冷及结晶度

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