METHOD FOR IMPROVING RELEASABILITY OF WET PAPER FROM STONE ROLL

摘要

PURPOSE:To provide a method for improving the releasability of wet paper in the press part of a dehydrating section from a stone roll during paper manufacturing process. CONSTITUTION:In a press part, pitch deposition is prevented by applying to a stone roll or felt a stone roll antifouling agent containing, a polyoxyalkylene alkylamine, an organic phosphonic acid and a nonionic surfactant (except polyoxyalkylene alkylamines) as active ingredients.