Advanced Materials and Engineering by Taufiq Yap Yun Hin

By Taufiq Yap Yun Hin

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4-b. 4-c. 0. Advanced Materials Research Vol. 10 mol/L sodium silicate solution, in 80 oC Conclusions The SiO2-coated α-Al2O3 pearlescent pigment was prepared by liquid phase deposition (LPD). 0, the SiO2 on the surface of α-Al2O3 would be dense, fine and well-distributed. Acknowledgements This work is supported by Program for the Fujian Provincial Science and Technology and the Provincial Financial Department (2011H6005), and the Scientific Research Foundation for the Returned Overseas Chinese Scholars, State Education Ministry (2011-1568).

Dept. of Transportation Federal Highway Administration, Publication No. FHWA HI-95-038, 27-105. S. Dept. of Transportation Federal Highway Administration, Publication No. FHWA HI-90-001, 24-46. [4] Jewell R. , 1996, Soil Reinforcement with Geotextiles, CIRLA Special Publication, Thomas Telford, Westminster, Chapter 5. Advanced Materials Research Vol. 39 Comparative study of physico-chemical properties of pure Polyurethane and Polyurethane based on Castor Oil M. A. Petroleum based polyurethanes are contributing major portions in the world requirement.

5 Tensile strength of pure PUs and COPUs with 0 and 15wt% of castor oil. 4. Conclusion The results depicted enhanced physico-chemical properties of castor oil mixed PUs, over pure PPG originated PUs. The presence of larger organic chains in castor oil mixed polyurethanes resulted in a larger oxidative thermal stability, over pure PPG polyurethanes. A slower cell formation was also observed in mixed polyurethanes, exhibiting a controlled synthesis. Further studies will be done to enhance the mechanical properties by applying nanofillers.

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