LAMINATED SHEET CONTAINING A BITUMINOUS SLIP LAYER

    公开(公告)号:CA1150612A

    公开(公告)日:1983-07-26

    申请号:CA349437

    申请日:1980-04-09

    Abstract: A LAMINATED SHEET COTAINING A BITUMINOUS SLIP LAYER A laminated sheet containing a bituminous slip layer to reduce the negative friction force acting on the outer surface of a pile or other underground structure, characterized in that one surface of said slip layer is provided with a heatresistant layer and the other surface is provided with a water-absorbing release layer, an adhesive layer being present between the slip layer and the water-absorbing release layer, a roll of this sheet and the manufacture of this roll.

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