Now showing items 1-6 of 6
Thermomechanical pulping (TMP), chemithermomechanical pulping (CTMP) and biothermomechanical pulping (BTMP) of bugweed (Solanum mauritianum) and Pinus Patula
(Stellenbosch : University of Stellenbosch, 2005-12)
In this study the mechanical pulping characteristics of Solanum mauritianum (Bugweed) were investigated using Thermomechanical (TMP), Chemithermomechanical (CTMP) and Biothermomechanical (BTMP) methods. Results were compared ...
Kraft biopulping of Eucalyptus grandis
(Stellenbosch : Stellenbosch University, 1999-12)
ENGLISH SUMMARY: Biotechnology has been earmarked as the field that will shape the future of the world as we know it and its advance has not excluded the pulp and paper industry. The importance of biotechnology in the ...
Thermomechanical pulping (TMP) and Chemithermomechanical pulping (CTMP) of South African pine species : a comparative study
(Stellenbosch : Stellenbosch University, 1994-11)
ENGLISH ABSTRACT: A study was conducted to investigate and to compare the mechanical pulp properties of South African grown pine species. The species were evaluated with regards. to their respective· Thermomechanical ...
Fungal pretreatment of unextracted and pressurized hot water extracted Eucalyptus Grandis wood chips
(Stellenbosch : Stellenbosch University, 2007-12)
ENGLISH ABSTRACT: Unextracted (control) and PHWe Eucalyptus grandis wood chips were pulped at 15% active alkali (AA) and 1% antraquinone (AQ). Another batch of wood chips were then inoculated with fungal co-cultures of ...
Feasibility study on addition of a colourant to commercially used fire-retardant formulations to enable visual distinguishability between treated and untreated mine support timber
(Stellenbosch : Stellenbosch University, 1991-12)
ENGLISH SUMMARY: The ability to visually distinguish between fire-retardant treated and untreated mining support timber, treated with ammonium sulphate and ammonium phosphate salts, is very difficult. In fact, once ...
Plasticization of bagasse residue
(Stellenbosch : Stellenbosch University, 1997-03)
ENGLISH ABSTRACT: Auto-hydrolysis bagasse residue was used as a raw material for liquefaction with phenol to produce a novolac resin suitable for moulding applications. Sulphuric acid proved to be the most suitable catalyst. ...