O - nitrotoluene and sodium polysulfide were of first order . The ratio equations have been determined. respectively.

结果表明反应均为一级反应,并分别确定了反应的速率方程.

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The mechanism of the reaction ofp - nitrotoluene with sodium polysulfide hasbeen studied with kinetic method.

用动力学方法研究对硝基甲苯与多硫化钠反应的机理.

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The recent production status of liquid polysulfide rubber at home and abroad was reviewed.

简述了国内外液态聚硫橡胶的生产现状,提出了端基转化法合成液态聚硫橡胶新工艺.

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Adopted liquid polysulfide prepolymer cured at high temperature for sealing cap at the first time.

首次采用液体聚硫橡胶制成预聚体再高温硫化成型,压制新型聚硫橡胶密封帽制品.

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The production process and formula of polysulfide sealant were introduced, the application progress is reviewed also.

本文阐述聚硫密封剂的配方组成、生产工艺及应用概况.

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