Norman Hewitt

Norman Hewitt worked for 39 years with PPG and his work with precipitated silica is world renowned. His technical service activity with PPG included research and development projects on the mechanism and application of reinforcing silica in the rubber industry. This book is the culmination of his more than four decades of experience in the rubber industry.

Norman Hewitt worked for 39 years with PPG and his work with precipitated silica is world renowned. His technical service activity with PPG included research and development projects on the mechanism and application of reinforcing silica in the rubber industry. This book is the culmination of his more than four decades of experience in the rubber industry. See less