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1·We will characterize gained polymer by infrared spectrum, determine the inherent viscosity by GB12005.1-89.

采用红外光谱对所得聚合物进行表征同时根据GB12005.1-89所讲的方法测定聚合物的特性粘数。

2·The copolymers were characterized by means of 1h-nmr, FT-IR, the water absorption, hydrolytic degradation and the inherent viscosity.

利用1 H - N MR、FT - IR、特性粘数测定，吸水率和水降解测试等方法对共聚物的组成结构和降解性能进行研究。

3·In addition, the factors effecting inherent viscosity of the polymers were examined systematically and the optimum process conditions were determined.

同时，系统研究了影响聚合物特性粘数的诸多因素，从而确定了最佳工艺条件。

4·The thermo-oxidative stability of nylon 12 is investigated by infrared spectrum(IR), and by measuring whiteness and inherent viscosity of oxidized nylon 12.

采用热失重分析、白度测定、特性粘度、红外光谱（IR）等方法对尼龙12的热氧稳定性进行了研究。

5·There is also described a polymerization process using the alkali metal salt to yield PEK with high inherent viscosity and improved mechanical and thermal properties.

还描述了一种使用碱金属盐来生产具有高特性粘度和改善的机械和热性能的PEK的聚合方法。

6·The temperature resistance of 10 kinds of domestic and overseas fluid loss additives is systematically researched by use of DTA and inherent viscosity of additives in aqueous solution after aging.

采用差热分析法和水溶液密封老化后的特性粘度法，全面系统地研究了国内外十种降滤失剂的耐温性。

7·Besides our inherent conventional product itself outside, other viscosity product customizable.

除我司固有常规品外，其它粘度产品可定制；