A method of forming a foamed gasket.

摘要

A method of forming a foamed gasket comprising the steps of separately introducing a composition of expandable polysiloxanes consisting of two liquids of a main agent and a curing agent into a mixing chamber having a special rotor secured in the inside thereof, mixing the both liquids in the mixing chamber by rotating the rotor, discharging the obtained mixture on the sealing part of an article to be coated such as waterproof case of a car and foaming and curing the mixture to form a foamed gasket. The present invention is excellent in workability and may be applied to the on-line system, and the obtained foamed gasket is excellent in sealability.