Centro de Documentação da PJ
Monografia
 28832 | (Documentos) |  |
Mineral fillers for paper : why, what, how / José Lopes Velho ; pref. C. Gomes.- 1st ed.- Tomar : TECNICELPA - Portuguese Association of the Pulp and Paper Technicians, 2003.- XVII, 206 p. ; 26 cm. - (TECNICELPA Technical books)
ISBN 972-8152-37-X
PAPEL, ANÁLISE LABORATORIAL, QUÍMICA
Preface. Acknowledgments. Part 1: Mineral fillers: why? 1. Introduction. 2. Mineral fillers. 2.1. Kaolin. 2.1.1. Delaminated kaolin. 2.1.2. Structured kaolins. A. Calcined kaolin. Introduction. Calcination processes. Physical and technological properties. Influence on paper properties. B. Chemical structured kaolin. Introduction. Properties. Synthesis Processes. References. 2.2. Ground and precipitated calcium carbonate. Introduction. Ground calcium carbonate. Precipitated calcium carbonate. References. 2.3. Talc. Introduction. Pitch control. Filler and coating. References. 2.4. Gypsum. Introduction. Properties. Phosphogypsum. Precipitated calcium sulphate. Ground gypsum. References. 2.5. Titanium dioxide. Introduction. Influence on paper properties. References. 2.6. Mica. References. 2.7. Alumina Trihydrate (ATH). References. 2.8. Hollow Sphere Polymeric Pigment (HSPP). References. 2.9. Diatomite. References. 2.10. Amorphous silica pigment. References. 2.11. Other mineral fillers. 2.11.1. Barium pigment. 2.11.2. Zinc pigment. 2.11.3. Blanc satin. 2.11.4. Zeolites. 2.11.5. Urea formaldheide. 2.11.6. Sepiolite. 2.11.7. Dolomite. References. 3. Mineral fillers: Market analysis. Introduction. Kaolin. Calcium carbonate. Talc. Titanium dioxide. Other. The future. References. Part 2: Fillers characterization: What? 1. Introduction. 2. Physical characterization. 2.1. Particle size distribution. Introduction. Laser Diffraction Spectroscopy (IDS). Sedimentation technique. Other methods. Aspect ratio determinations. References. 2.2. Particle Shape. 2.3. Specific surface area. 2.4. Relative Sediment Volume (RSV). 2.5. Oil absorption. 2.6. Humidity content. 2.7. Density. References. 2.8. Porosimetry. References. 3. Chemical characterization. 3.1. Chemical analysis. References. 3.2. pH. 3.3. Particle charge. References. 4. Mineralogical characterization. 4.1. X-Ray Diffraction (XRD). 4.2. Scanning Electron Microscopy (SEM). 5. Technological characterization. 5.1. Optical properties. Color. Brightness. References. 5.2. Rheology,. Introduction. Viscosity. Methods. Kaolin. Calcium Carbonate. Talc. Titanium dioxide. References. 5.3. Abrasivity. Introduction. Abrasion evaluation. Mineral fillers and abrasivity. References. Part 3: The effect of mineral fillers on paper characteristics: how? 1. Introduction. 2. The effect on structural characteristics of paper. 2.1. Density, bulk and thickness. Introduction. Mineral filler influence. References. 2.2. Air permeability. Introduction. Mineral filler influence. References. 2.3. Smoothness. Introduction. Mineral filler influence. References. 2.4. Directionality. Introduction. Mineral filler influence. References. 2.5. Porosity. Introduction. Mineral filler influence. References. 2.6. Two-sidedness. References. 3. The effect on mechanical characteristics of paper. Introduction. The role of mineral fillers in mechanical characteristics. Relationship between fillers and paper elastic properties. References. 4. The effect on optical characteristics of paper. Introduction. Opacity and light scattering. Engineered fillers. The role of mineral fillers in optical characteristics. Gloss. References. 5. Other characteristics of paper. 5.1. Drainage/dewatering. References. 5.2. Size demand. References. 5.3. Printability. References. 6. Retention mechanisms and technologies. Introduction. Retention mechanisms. Retention technology. Retention aid systems. Filler properties affecting retention. References. 7. Quantification of mineral fillers in paper. Introduction. Ash. X-Ray Fluorescence (XRF). X-Ray Diffraction (XRD). Thermoanalytical methods. References.