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Multidimensional separation of complex polymers according to microstructure
(Stellenbosch : Stellenbosch University, 2014-04)
ENGLISH ABSTRACT: Complex polymer systems have multiple distributions with regard to molecular parameters
such as molar mass, functionality, chemical composition, molecular architecture and
microstructure. These distributions ...
The effect of in-process ethylene incorporation on the evolution of particle morphology and molecular characteristics of commercial heterophasic ethylene propylene copolymers (HEPCs)
(Stellenbosch : Stellenbosch University, 2014-04)
ENGLISH ABSTRACT: Impact copolymers or heterophasic polypropylene-ethylene-co-propylene copolymers (HEPCs) commonly produced in industry are valued for their good mechanical properties, combining the rigidity of the ...
The synthesis of selective immobilized ligands for the extraction of toxic metal ions from water doped with these contaminants
(Stellenbosch : Stellenbosch University, 2014-12)
ENGLISH ABSTRACT: In this study, two novel ligands were synthesized and separately two crown ether derivatives were all immobilized onto four different silica substrates. These immobilized ligand systems were used to extract ...
Novel transition metal complexes based on N,N and N,P ligands as catalysts for ethylene transformation reactions
(Stellenbosch : Stellenbosch University, 2014-04)
ENGLISH ABSTRACT: see full text for abstract.
Development of novel supramolecular framework materials based on organic salts
(Stellenbosch : Stellenbosch University, 2014-12)
ENGLISH ABSTRACT: The aim of the work presented in this thesis was to design ionic organic framework materials based on carboxylate salts with the intention of engineering interesting properties, such as porosity, into ...
Studies on porphyrin-based nanorods for artificial light harvesting applications
(Stellenbosch : Stellenbosch University, 2014-04)
ENGLISH ABSTRACT: The work presented in this thesis throws light on the supramolecular approach in exploration of
bi-porphyrin nanorods system wherein self-assembly plays an important role. Porphyrin based
nanorods were ...