tar pitch

基本解释

The spinning of coal tar pitch raw material is key procedure of shaping in manufacturing carbon fiber.
煤沥青原料的纺丝，是碳纤维制造过程中加工成型的关键步骤。
The preparation of aqua mesophase pitch (AMP) was investigated by oxidation of coal tar pitch with mixtures of concentrated sulfuric acid and nitric acid.
以煤焦油沥青为原料，以浓硫酸和浓硝酸为氧化剂，可得到易溶于碱性水溶液的水性中间相沥青。
The main parameters of viscosity, spinning temperature, pressure and winding velocity for coal tar pitch fluid should be rigidly controlled during spinning.
在纺丝过程中，要严格控制煤沥青熔体的粘度、纺丝温度、压力、卷绕速度等主要参数。