Objetivo THE OBJECTIVES OF THIS "STICKIES" PROJECT ARE: 1. TO INVESTIGATE THE CAUSE OF SUDDEN FELT AND ROLL FOULING ON THE TISSUE MACHINES 2. TO INVESTIGATE THE INFLUENCE OF ZETA-POTENTIAL ON THE FORMATION OF "STICKIES" 3. TO INVESTIGATE THE THEORY THAT A LOW ZETA-POTENTIAL RESULTS IN POOR RETENTION OF ANIONIC PARTICLES ON ANIONICALLY CHARGED FIBRES. THIS RESULTS IN A BUILD-UP OF ANIONIC PARTICLES IN THE WATER CIRCUITS AND A GREATER RISK OF "STICKY" FORMATION DUE TO: - AGGLOMERATION OF HYDROPHOBIC PARTICLES AROUND HYDROPHOBIC SURFACES - GROWTH OF "STICKY" PARTICLES PRESENT IN THE WASTE PAPER DUE TO THEIR ACTION AS COLLECTORS - SUDDEN FLOCCULATION WITH CATIONIC SUBSTANCES - AND SO ON. THE PH, CONDUCTIVITY AND ZETA-POTENTIAL OF THE PROCESS WATER WILL BE MEASURED FREQUENTLY AND ESPECIALLY WHEN THERE ARE PROBLEMS WITH "STICKIES" ON THE TISSUE MACHINES. THE INFLUENCE OF VARIOUS CHEMICAL ADDITIVES ON ZETA-POTENTIAL AND "STICKY" FORMATION WILL BE INVESTIGATED IN AN ATTEMPT TO FIND A RELATIONSHIP BETWEEN "STICKY" FORMATION, DEPOSIT TENDENCY, FELT AND ROLL FOULING, PH, CONDUCTIVITY, ZETA-POTENTIAL AND THE VARIOUS CHEMICAL ADDITIVES. Programa(s) PRE-RAWMAT 2C - Research and development programme (EEC) in the raw materials sector, 1982-1985 Tema(s) Data not available Convocatoria de propuestas Data not available Régimen de financiación Data not available Coordinador PAPIERFABRIEK GENNEP Aportación de la UE Sin datos Dirección Willem boyeweg 60 postbus 6 6590 AA Gennep Países Bajos Ver en el mapa Coste total Sin datos