SBR latex for paving with solid content 45% was prepared by the vacuum con centration process with viscosity depressant and outside circulation heating.
用减粘剂法釜式(卧式蒸发器)外循环加热真空浓缩工艺生产了固体物质量分数为45 %的道路胶乳。
2
It is preferable that the adhesive contain 2 to 5 parts by mass of sulfur and 3 to 10 parts by mass of zinc oxide per 100 parts by mass of the solid matter of the chloroprene polymer latex.