... Printing and writing papers are used in newspapers, magazines, catalogs, commercial printing and copying just to mention a few. Printing and writing papers cover about 30 % of the paper and ... ABSTRACT In this work the use of fillers in paper and paperboards grades are examined. The idea was to get to know the concept of fillers and how to use more of them in papermaking. Replacing fibres ... than in regular printing papers. Specialty papers category includes such grades as filter papers, thermal papers, release papers and papers used in building and packaging. Also envelope paper...