聚酰胺

The rheological behavior of polyamic acid solution and the influential factors on its viscosity were studied with a cone-plate rheometer.

采用锥板粘度计研究了聚酰胺酸溶液的流变性能及其粘度的影响因素。

The Zeta potential and the surface charge density of the membrane were calculated according to Helmoltz-Schmolukovski and Gouy-Chapmann equations.

摘 要：研究芳香聚酰胺纳滤膜在不同电解质溶液中的流动电位，考察膜两侧压差、电解质浓度、离子价态及溶液pH值对流动电位的影响，用Helmoltz-Schmolukovski方程与Gouy-Chapmann方程计算膜表面的Zeta电位与电荷密度。

Ethylene/vinyl alcohol copolymer ; polyamide 6; compatilizer ; hydrogen bond

共聚物；聚酰胺6；增容剂；氢键

These are converted by a series of chemical steps into hexamethylene diamine and adipic acid.

聚酰胺纤维生产尼龙的基本原料是煤、空气及水。

Adipic acid can also be used to make paper-making chemicals and synthesis lubricant.

其中聚氨酯为最大的最终用途，其他较小的用途为增塑剂、树脂、涂料及聚酰胺，己二酸还可以用于生产造纸化学品和合成润滑剂和润滑脂的湿润增强树脂等。

And the production comprises that dissolving polyarylamide into organic solvent; mixing and adding alumina particles, disperser, holing agent to be vibrated via ultrasonic wave; putting into drying box to be aged and defoamed; irrigating into film; vaporizing it in drying box; putting into solidify liquid to be emerged; washing with distilled water, processing aminic acid solution, compressing and shaping.

分散剂0.6～8wt。％、成孔剂2～8wt。％组成，制备方法为：将芳香聚酰胺溶于有机溶剂中，在搅拌中加入氧化铝颗粒、分散剂、成孔剂超生震荡；放入干燥箱中熟化、脱泡；浇铸成膜；浇铸后的膜在干燥箱中蒸发，然后放入凝固液中浸泡，接着用蒸馏水漂洗干净后用甲酸溶液处理；最后预压成型。

This article study the condition of column chromatogra-phy for separating the total flavonoids in Bidens pilosa L.by polyamide.

本文以三叶鬼针草为研究对象，采用聚酰胺柱层析法对三叶鬼针草中总黄酮成分的分离条件作了研究。

December 2006 – Fujitsu has developed a bioplastic based on Arkema's Rilsan polyamide material that can withstand repeated bending.

著名信息通讯设备制造商富士通集团最近成功研发了一种聚酰胺材料，该材料以阿克马公司生产的尼龙材料Rilsan PA-11为改进基础，具有更好的柔性，可以经受反复弯曲的考验。

The fluorinated polyamides could be dissolved in strong aprotic solvents and some low boiling point solvents, such as cyclopentanone, to form homogenously solution with solid content higher than 20%.

这一系列聚酰胺材料在极性溶剂或低沸点溶剂如环戊酮中都具有较好的溶解性，可以获得固含量高达20％以上的均相溶液，并在较的低温下固化成膜。

Formula design and control of melt index are key technologies of the synthesis of polyamide hot-melt adhesive based on long chain dibasic acid by biofermentation.

以生物发酵技术生产的长链二元酸为原料合成聚酰胺热熔胶的关键技术是配方设计和熔融指数的控制。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。