The paint for the frictional decrease medicine of caisson method or jacking method and caisson method or the jacking method null which utilizes that

摘要

PROBLEM TO BE SOLVED: To provide a coating material for reducing friction, capable of reducing the friction of the surface of a base material with soil when burying the base material in the ground to facilitate the burying by previously coating the coating material on the base material when carrying out the caisson method when burying various kinds of tanks, water tanks or the like in the ground, or when carrying out the jacking method when burying a Hume pipe or the like in the ground.;SOLUTION: This coating material for reducing the friction consists essentially of (a) a water-absorbing resin, (b) a hydrophilic binder resin and (c) a solvent.;COPYRIGHT: (C)2002,JPO