The factors effecting on the reaction rate of phenol-formaldehyde condensation by suspension polymerization have been studied systematically.
研究了制备悬浮法酚醛树脂的各种因素对酚醛缩聚反应速率的影响。
2
At this state condensation and evaporation are at an equilibrium and take place at the same rate.
在这种状态时水的凝结和蒸发达到平衡状态并且以相同的速度进行。
3
It is necessary to include as a heat source in the thermodynamic energy equation a term which represents the time rate of release of the latent heat of condensation of water vapor.