Find an Expert
Fiberglass Materials
During his tenure as Head of the Advanced Chemistry and Analytical Research Department at PPG Industries, Expert guided research in inorganic membranes, conductive fiberglass products, flame-retardant fiberglass products, and acid- and base-resistant fiberglass products. He explored the use of fiberglass…
Polymer Rheology and Plastics Processing
Expert is currently working on constitutive modeling of the extensional behavior of molten plastics. He has developed models that allow the behavior in extension to be inferred from measurements in exponential shear. The material behavior in exponential shear is measured…
Aerosol Dispensers, Atomizers, Pumps, Closures, Trigger Pumps, Expert Witness, Consumer Products
Expert has 40 years of experience with three types of atomizers. The first is with vertical piston type finger atomizers using displacement of a compression chamber to deliver liquid from a container. The second is with vertical piston type finger…
Fiber-Reinforced Concrete
FIBER-REINFORCED CONCRETE; FIBER-REINFORCED CEMENT. Expert has conducted extensive research on fiber-reinforced concrete since 1983 and has published over 30 papers on the subject. His work involved mainly synthetic fibers including polypropylene, nylon, acrylic, aramid, carbon, and recycled fibers. He has…
Plastics Selection, Design, Compound, Processing, Testing, Failure, Pipes and Membrane
Expert is an expert in plastic piping, having in-depth knowledge of polyethylene pipe, PE gas pipe, PVC pipe, ABS pipe, crosslinked-polyethylene (PEX) pipe, polybutylene pipe, and related fittings. He is equally proficient with pipe joining processes using solvent cement and…
Package Development and Testing
Expert has over 25 years experience with the development, engineering, and troubleshooting associated with a variety of packages. She has developed and selected materials and components involving rigid plastics, cartons, and flexible packaging. She has designed and prepared specifications and…
Adhesion Bonding, Plastic Surface Treatments, Plastics Decorating, Finishing, Coating, Laser Marking
Expert has extensive experience diagnosing adhesion problems and implementing cost effective solutions for bonding/ joining like and dissimilar materials. He received a US patent for a bonding process which yields superior adhesion strength forces for commercial and military products. His…
Metal Casting, Aluminum
Expert has over 25 years of experience with tooling design, casting methods, cast product design, machining initialization, and manufacturing methods. His expertise includes aluminum solidification and heat treatment, x-ray analysis and related physical properties, and aluminum corrosion protective coatings. Expert…
Corrosion, Material Selection
ALLOY CORROSION; METAL CORROSION; SOLUTION CORROSION. Since 1980, Expert has been actively involved in solving aqueous corrosion problems. He has also recommended appropriate materials for corrosive services. Besides metals, he has a good understanding of the effects of corrosion on…
Design for Manufacturing
PRODUCT DESIGN FOR MANUFACTURE AND ASSEMBLY. A significant portion of Expert's (prefers Dean) time during the past 15 years has been devoted to performing sponsored research in the areas of design for assembly, design for injection molding, design for stamping,…