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 Expert  108430

Expert in Paper Coating Rheology, Coating Processes, and Coater Operation

Available for your Consulting and Expert Witness Needs

Ohio (OH)
Education Work History Career AccomplishmentsPublicationsConsulting Services Expert Witness

Summary of Expertise: Listed with other top experts in: 
VISCOSITY; VISCOMETER; VISCOSITY MEASUREMENT. Expert has over 18 years experience on viscosity and viscosity measurements of pigmented coatings and their interpretation related to high-speed coating operations. He has been instrumental in the design and data analysis of high- shear viscometers (bob + cup, capillary) and interpretation of viscoelasticity.

FINE AND SPECIALTY CHEMICALS. Expert has experience in application of waterbased emulsions for coating applications.

DISPERSION COATING; PAPER COATING. Expert has extensive experience with blade and roll coater runnability for paper webs. He has worked with paper companies and coater manufacturers in blade coater defects and coater designs. He developed formulations for pilot-plant trials for paper coatings and print quality evaluations.

WATER-BASED COATING MATERIAL. Expert has experience developing formulation strategies for runnability and print quality, including European formulations.

RHEOLOGY; LIQUID RHEOLOGICAL MEASUREMENT. Expert is familiar with interpretation of rheology, including viscoelasticity and high shear rheology in correlation with high-speed coating applications.

PAPER; PAPERMAKING. Expert is knowledgeable of all the aspects of papermaking with particular emphasis on wet-end chemistry, paper physics, paper coating, and offset/gravure printing.

BLADE; BLADE COATING PROCESS. Expert also has knowledge of blade coater operations, defects, solutions, rheology and coater design issues.


coating material


dispersion coating


liquid rheological measurement




paper coating process










viscosity measurement


water-based coating material


coated paper




coating equipment


ink-receptive coating


offset paper


pigmented coating






blade coating process


fine paper


latex paper


latex paper coating material


lightweight paper


paper industry


paper engineering


coater operation

Show Secondary and Basic Areas of Expertise
Expert may consult nationally and internationally, and is also local to the following cities: Cleveland, Ohio;  Akron, Ohio;  Youngstown, Ohio;  Canton, Ohio;  Lorain, Ohio;  Lakewood, Ohio;  Elyria, Ohio;  Euclid, Ohio;  Pittsburgh, Pennsylvania;  and Erie, Pennsylvania.

Often requested
with this expert:

Paper Manufacturing, Coating, and Recycling
Printing, Printing Inks, Printing for Packaging,...
Papermaking and Polymer Usage
Chemistry: Emulsion & Solution Polymers, Water Repellants,...

Year   Degree   Subject   Institution   Honors
1990   Ph.D.   Engineering Division   Papermaking Processes Group, The Institute of Paper Science and Technology   AFPA's Olmsted Award (American Forest & Paper Industry)
1985   M.Sc.   Paper Science & Engineering   Western Michigan University  
1981   B.S.   Paper Engineering   Western Michigan University  
1979   B.S.   Physical Sciences   National and Cappodistrian University of Athens  

Work History:
Years   Employer   Department   Title   Responsibilities

2000 to




Performance Chemicals


Director, Technology


Expert is responsible for new technologies, new product development, technical alliances, global technology support, and market analysis.

1997 to 1999




Manager, Advanced Development


1990 to 1992


Western Michigan University


Department of Paper & Printing Science and Engineering


Assistant Professor of Engineering


1994 to 1992


Kaltec Scientific Instruments, Inc.


Hercules Hi-Shear Viscometer


Scientific Advisor


He consulted on rheology measurements, viscometer design, and correlating rheology to coating operations.

1986 to 1989


Beloit Corporation


Coaters & Reels


Research Engineer (summers)


1985 to 1986


James River Corporation


Technology Center


Research Scientist


He performed coating formulations, rheology, paperboard coatings and coater runnability (limited engagement).

1980 to 1981


Athens Papermill SA


Tissue Division


Process Engineer


Career Accomplishments:

Expert is a council member of the Coatings & Graphic Arts Division of the Technical Association of Pulp and Paper Industry (TAPPI). Member of the Society of Rheology, Pulp & Paper Association of Canada, Product Development Managers Association, Industrial Research Institute. He is the winner of the American Forest Products Association's Olmsted Award for research on production of coated papers.

Professional Appointments

He is part of the Adjunct Faculty, Graduate School, ChE Department at the University of Maine (Orono); Editorial Board, TAPPI Journal; Lecturer at Abo Akademi (Turku, Finland), WMU, and UW-SP.


He received the Eagle of Excellence (GenCorp 1999); Charles W. Engelhard Technical Leadership Award (TAPPI 1999). Expert has received three Technology Awards (GenCorp 1996-1998); AFPA's Olmsted Award (1990); New Faculty NSF Nominee (WMU, 1990)and numerous Research Awards (WMU 1990-1992)

Medical/Professional Internships

He performed elementary particle physics work at CERN (Geneva, Switzerland, 1977); he worked in recycled paper and die-cutting paperboard operations.

Publications and Patents Summary

Expert has over 65 publications and 3 books on rheology, paper coatings, and printing. Has 3 patents issued on paper latex technology.

Selected Publications and Publishers  
 - Technical Association of the Pulp and Paper Industry (TAPPI)  
 - Chapman & Hall  
 - Kaltec Scientific Instruments  
 - Technical Association of the Pulp and Paper Industry (TAPPI)  
 - TAGA  

Consulting Services:
Recent Client Requests:
  • Paper coating expert for consulting on Metering equipment.
  • Paper coating process expert for consulting on Direct thermal coating.
  • Paper expert for consulting on paper usage issue with new product.
  • Expert in paper for consulting on paper with aqueous print application.
  • Paper coating expert for consulting.
  • Coated paper expert for consulting on coating color, interactions between paper and coating color formulations for off set label applications.
  • Expert in coating for consulting on refurbishing or replacing with a newer rod coater.
Click the green button above to contact Expert for a free initial screening call regarding your expert consulting needs.  Expert is available for consulting to corporate, legal and government clients.  Remember, your initial screening call to speak with Expert is free.

Expert Witness:
Recent Litigation Client Requests:
  • Expert for consulting on potassium hydroxide exposure.
Click the green button above to contact Expert for a free initial screening call regarding expert testimony, litigation consulting and support, forensic services, or any related expert witness services.  A few litigation needs include product liability, personal injury, economic loss, intellectual property (patent, trademark, trade secret, copyright), and insurance matters.  Remember, your initial screening call to speak with Expert is free.

Additional Skills and Services:
Supplier and Vendor Location and Selection

Expert has experience locating vendors in paper and paperboard testing, coating equipment, viscometers, rheology testing, paper coating suppliers, and coating testing.

He has access to the following resources: Print materials and brochures, and personal contacts.


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