• Thiourea or sodium thiosulfate can reduce polymer degradation in RPW solutions.

    硫脲硫代硫酸钠均可减轻污水溶液聚合物降解

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  • No significant polymer degradation was observed in the post-sulfonation processes.

    磺化过程中并没有观察到明显降解现象。

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  • The mechanism of polymer degradation by ultraviolet radiations is not agreed upon by experts.

    关于紫外线辐射使聚合物降解原理专家们有分歧的。

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  • One solution is to maintain sufficient shear to wipe the metal surfaces constantly, since most polymer degradation occurs when polymer contacts metal for too long.

    一个办法保持足够剪切快速清洁机筒内表面因为聚合物金属接触长时间后会发生聚合物降解

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  • Based on these experimental results, a suitable mathematical theory has been developed that incorporates the effect of microsphere size distribution and polymer degradation on drug release.

    依据这些试验结果结合微球大小聚合物降解度对于药物释放作用得到相应数学上的结论。

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  • The effects of ultrasonic degradation of polymer in solution are reviewed in the paper. The mechanism and the kinetics of ultrasonic degradation of polymer in solution are introduced.

    本文论述聚合物溶液超声降解影响因素;对超声波降解机理超声降解动力学进行了讨论

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  • The degradation of the polymer and its effect on the drag reduction are also discussed.

    讨论了聚合物降解情况阻的影响

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  • The effects of ultrasonic degradation of polymer in solution are reviewed in the paper.

    本文论述了聚合物溶液超声降解影响因素

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  • Furthermore, degradable polymer can contribute to too fast degradation of HA to match the rate between degradation of HA and formation of fresh bone tissues.

    同时降解聚合物成分HA过快降解具有控制作用,使得HA降解新生骨组织生成速率匹配

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  • Some acid corrosion matters and high polymer produced by sulfolane degradation in hydrocarbon extraction may corrode equipment and jam the heat exchanger.

    环丁砜降解产生一些酸性腐蚀性物质大分子聚合物造成了设备腐蚀堵塞换热器和再沸器等设备。

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  • Light stabilizers are one of accessory ingredients which restrain photo-oxidative degradation of polymer materials.

    稳定剂抑制或减缓由于光氧化作用使高分子材料发生降解助剂

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  • This reduces the possibility of degradation of polymer and detained.

    一特性减少聚合物滞留并降解可能性

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  • It has shown that with ongoing of weathering time, gloss of films reduced, corrosion protection property become poorer, polymer chains destroyed, causing degradation of coatings resins and weathering.

    结果表明随着老化时间延长,涂层表面光泽度不断下降,涂层的腐蚀性能下降,聚合物化学键被破坏造成涂层树脂不断降解引起老化。

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  • Biodegradable polymer materials had good biocompatibility. Polymer and degradation product had small toxicity to the body, which become new drug major carriers of microsphere formulations.

    可生物降解高分子材料具有良好生物相容性。聚合物降解产物机体毒副作用,已成为微球等药物剂型的重要载体材料。

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  • However, the application of controlled release fertilizer is limited by its high cost and environmental pollution brought from membrane materials of synthesized polymer with low degradation.

    但是现有控制释放氮肥因大多成本过高并且控制释放使用材料多为难降解的合成高分子材料限制大规模应用

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  • Natural high polymer materials can be modified into artificial ones capable of biological degradation to meet the urgent need of mankind.

    天然高分子材料经过改性加工成为人类急需可生物降解人工高分子材料。

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  • Such polymer has advantage of both aliphatic polyester and carbonate, is biodegradable, degradation products is non-toxic.

    该类 聚合物兼具脂肪族聚酯碳酸酯优点可生物降解,降解产物无毒。

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  • Thermal degradation of polymer ABS was Studied by using the method of gravimetric analysis(TG, DTG).

    热重分析法TG、DTG)手段丙烯腈-丁二烯-苯乙烯共聚物(ABS)降解动力学进行了研究

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  • Thermal degradation of polymer ABS was Studied by using the method of gravimetric analysis(TG, DTG).

    热重分析法TG、DTG)手段丙烯腈-丁二烯-苯乙烯共聚物(ABS)降解动力学进行了研究

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