METHOD AND DEVICE FOR FEEDING POLYMERIZATION LIQUID

摘要

A method and a device for feeding polymerization liquid capable of stably feeding polymerization liquid without producing any trouble with a mechanical seal for a long period, the method comprising the step of feeding the polymerization liquid by a pump having a flushing liquid line for feeding flushing liquid to a mechanical seal with seal faces 11 and 24 and a flushing liquid inlet 30 for the mechanical seal the device wherein a strainer, a polymerization inhibitor adding device or a flushing liquid cooling device is installed in the flushing liquid line.