Prices were more evidently falling in the polyesterchain on Monday, reflecting a new decline in demand for polyester fibers in China.
周一聚酯链价格明显下跌,主要是我国的聚酯纤维的需求下降。
2
A synthetic method for substituted amino-terminal group polyester hyperdispersants is researched and the optimum conditions for polyesterchain with suitable length are chosen.
对含取代氨端基的聚酯类超分散剂的合成方法进行了研究,并为获得适当长度的聚酯链选择了最佳合成条件。
3
The processability of polyesters could be improved significantly after incorporating stiff chain segment through copolymerization of aliphatic polyester with aromatic liquid crystal element.