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- Through a large amount of condition experiments,the main error origin on the analysis of acetaldehyde content in bottle grade PET chip are concluded. 通过大量的条件试验,总结出瓶级聚酯切片乙醛含量分析的误差主要来源于:标准曲线的制作方法,样品的加热时间及加热温度。
- the bottle grade PET chips recycled 回收聚酯瓶片
- Study the measuring method of viscosity about bottle grade PET chip 瓶级切片粘度测试方法的研究
- Keywords bottle grade PET chip;SSP;mass fraction of ethanal; 瓶级聚酯切片;固相缩聚;乙醛含量;
- Effect of test condition on bottle grade PET chip intrinsic viscosity results 测试条件对瓶级聚酯切片特性黏度的影响
- Process optimization of decreasing mass fraction of ethanal in bottle grade PET chips 降低瓶级聚酯切片乙醛含量的工艺优化
- Keywords dual capillary viscosimeter;bottle grade PET chips;intrinsic viscosity; 双毛细管粘度仪;瓶级聚酯切片;特性粘度;
- Determination the ethanal content in bottle grade PET chip by headspace gas chromatography 用顶空气相色谱法测试瓶级聚酯切片中的乙醛含量
- Error origin and countermeasure on the analysis of acetaldehyde content in bottle grade PET chip 瓶级聚酯切片中乙醛含量分析的误差来源及对策
- bottle grade PET chips 瓶级聚酯切片
- The reasons for the carboxyl end group fluctuation of bottle grade PET base chips were analysed. 摘要对瓶用基片端羧基波动的原因进行了分析。
- bottle grade PET chip 聚酯瓶片
- the measuring condition about weighting amount, water content in solvent, solvent density, mag-netic stirrer temperature and viscometer bath temperature and parameters selection of measuring the viscosityof bottle grade PET chip were studied. 论述了瓶级切片粘度测试方法中称样量、溶剂水含量、溶剂密度、磁力搅拌器温度、粘度计水浴糟温度等测试条件和参数的优化选择。
- PTI has mainly worked with bottle grade PET but it envisions uses for polylactic acid and polyethylene naphthalate. 印度主要与瓶级聚酯但设想用途的聚乳酸和聚萘二甲酸乙二醇酯。
- Based on the recent situations of packaging materials used for foodstuff,beverage and beer,the developing trends of bottle grade PET pellet are summarized. 结合食品、饮料、啤酒等的包装材料现状,对瓶级聚酯切片的发展趋势进行了综述。
- Med-high boiling rate polyester filament was produced on FDY standard spinning machine with fiber grade PET chip made in China. 介绍了用国产纤维级聚酯切片,在常规FDY纺丝设备上生产中高沸水收缩率涤纶FDY。
- The generation, characters and interrelation of standard and sample standard of GB/T fiber grade PET chip, the using scope and time of the sample standard were introduced. 叙述GB/T纤维级聚酯切片标准及标样的产生,特点、相互关系,以及标样的使用范围和时间。
- Study on Acetic Aldehyde Content in Chips of Bottle Grade PET 瓶级聚酯切片中乙醛含量的控制
- Process optimization for improving hue of bottle grade PET resin 提高瓶级PET树脂色相的工艺优化
- Industrialization production of high-TiO_2 film grade PET chip 高钛膜用聚酯切片的工业化生产