合纤价格走势分析——七大因素对涤纶和腈纶价格的影响１合纤价格１．１合纤价格历史发展回顾在８０年代，合纤产品受计划经济体制影响较大，产品价格平稳，计划内高价虽略有变动，但调整幅度较小。由８０年代末期至９０年代初期，国家通过规定石油化工产品的中准出厂价格... Synthetic Fiber Price Trend Analysis——Effects of Seven Factors on the Prices of Polyester and Acrylic Fibers 1 Synthetic Fiber Prices 1.1 Historical Review of Synthetic Fiber Prices In the 1980s, synthetic fiber products were greatly affected by the planned economic system, and product prices were stable. Although the internal high prices have slightly changed, the adjustment rate is small. From the late 1980s to the early 1990s, the state passed the regulation of the petrochemical product’s mid-premium price...