eds analysis of wear scar showed that dimer acid potassium might react with rub surface and form an organic anti-wear film on extreme pressure condition.
钢球磨斑表面元素eds分析表明,在极压条件下,二聚酸钾与摩擦表面发生某种磨擦化学反应,形成了一层有机类抗磨膜。
among them, the production and sales quantities of its three leading products of industrial oleic acid, dimer acid and polyamide resin take the lead in the national industries.
其中工业油酸、二聚酸和聚酰胺树脂三大主导产品产销量均居中国行业之首。
the title polyamide hot-melt adhesive has been prepared by modification of domestic dimer acid pa with wasted pet, which can meet the demands of heat shrinkable joint closure, tv and vehicles.
利用废弃对苯二甲酸乙二醇酯(pet)对国产二聚酸型聚酰胺(pa)进行改性,合成了满足热缩材料、电视机和汽车等领域使用要求的聚酰胺热熔胶。