CONTENTS 



Page 



INTRODUCTION 1 



BACKGROUND 1 



SYNTHESIS OF ORGANOTIN PRODUCTS 2 



LABORATORY TESTS ON RESISTANCE TO FUNGAL GROWTH 3 



LABORATORY LEACHING EXPERIMENT 10 



CONCLUSIONS 11 



FUTURE WORK 11 



REFERENCES 11 



LIST OF ILLUSTRATIONS 



Figure 1 . Hyphae and groups of conidia (spores) on 



young colony of Aureobasidium pullulans 2 



Figure 2. Representations of growth ratings 5 



Figure 3. Test specimens after 15 days of incubation 6 



LIST OF TABLES 



Table 1 . Organotin Products Synthesized 3 



Table 2. Composition of Culture Media 4 



Table 3. Growth Resistance of Unpigmented Resins 7 



Table 4. Growth Resistance of Pigmented Resins 8 



Table 5. Formulation of Pigmented Resins 8 



Table 6. Growth Resistance of Blends of Unpigmented 



Organotin Resins With the Corresponding 



Original Resins 9 



Table 7. Growth Resistance of Blends of Pigmented 



Organotin Resins With Organotin Linseed 



Oil Ester 9 



Table 8. Resistance of Leached Resins to Growth of 



A. pullulans 10 



