上海石化公司目前重点推介原液着色腈纶和功能纤维这两大类优势产品。原液着色腈纶的一大特色是上游着色,它是通过把色浆和纺丝原液按比例混合,制成带色原液,再经过纺丝工序而制得。同在后道工序着色相比,其产品在色差、色牢度指标方面更为优异。同时,对下游企业而言,因为原材料已经着色,可省去自己着色带来的环保压力。该公司推出了30种户外以及服用原液着色腈 At present, Shanghai Petrochemical Co., Ltd. mainly focuses on the two major types of colored acrylics and functional fibers. Coloring Acrylic One of the major features of acrylic is upstream coloration, which is obtained by mixing the colorant and the dope in proportions to produce a colored stock solution that is then spun. Compared with the subsequent process coloring, its products in color, color fastness indicators more excellent. At the same time, downstream enterprises, because the raw materials have been colored, can save yourself the pressure of environmental protection brought coloring. The company introduced 30 outdoor and taking stock solutions of nitrile