Now showing items 1-5 of 5
Process control of chemicals in fibre furnishes
(Stellenbosch : Stellenbosch University, 1994-12)
ENGLISH SUMMARY: In a competitive and environmentally concerned business atmosphere, the role of wet end chemistry has become extremely important to a paper mill's profitability and long term viability. In the past ...
Bugweed, a short fibre source of high potential
(Stellenbosch : Stellenbosch University, 2003-03)
ENGLISH ABSTRACT: The bulk of paper grades destined for the printing industry are produced on modern paper machines which continuously become wider and faster. In order to improve printability, print quality and dimensional ...
Improved filler retention by co-flocculation of fines and filler particles.
(Stellenbosch : Stellenbosch University, 2005-04)
ENGLISH ABSTRACT: The retention of filler particles and drainage are important aspects of papermaking. A number of important paper properties depend in the quality and quantity of filler retained in the paper. Fines, ...
Atomic force microscopy to determine the surface roughness and surface polarity of cell types of hardwoods commonly used for pulping
(Academy of Science for South Africa, 2007)
ATOMIC FORCE MICROSCOPY CAN BE USED to determine the surface roughness and surface polarity of different cell types originating from hardwood species. This analytical method allows images representing the topography and ...
Surface polarity determination of wood fibres after different pre-treatments and bisulphite pulping
(Academy of Science for South Africa, 2008)
THE SURFACE POLARITY OF PULP FIBRES originating from four different wood species commonly used for pulping in South Africa has been determined after various pre-treatments, and after magnesium bisulphite pulping. The ...