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Blogmaster: Dr. Edward D. Cohen

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Entries for 'Mark Spaulding'

12

What is the patch-coating process, and why is it used?

Posted by Mark Spaulding on May 12, 2011
The patch-coating process is used to coat a substrate with discrete shapes, or patches, that require an uncoated border around the shape. The coating is in separate, discreet patches over the entire web. The need for this type of coating has increased because of a variety of new products that need t...

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Posted in: Coating All Other
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11

Why pre-metered slot-die coating is increasingly popular

Posted by Mark Spaulding on May 11, 2011
Slot-die coating is a relatively new precision coating technique, which is increasingly replacing standard roll-coating methods because of several technology advances that have increased the quality, productivity and range of products that can be coated. These advances, along with improvement in met...

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Posted in: Coating All Other, Coating Applicator, Slot Die, Slide, Curtain
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Blogmaster

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Dr. Edward D. Cohen

Dr. Cohen is a technical consultant in all aspects of the web coating process. His expertise includes thin film coating and drying process development, coating application and drying of thin films, polyester base development, film defect mechanisms, formulating coatings, image analysis techniques for characterizing coating films and litigation support.

He has over 45 years experience in coating research and manufacturing technology with the DuPont Company and as a technical consultant to the converting and composites industries

He has extensive publications in the field and has co-authored several books: Modern Coating and Drying Technology, Coating and Drying and Defects: Troubleshooting Operating Problems, and chapters in Kirk-Othmer Encyclopedia of Chemical Technology and Water and Solvent Based Coating Technology. His honors are the John Tallmadge Award for Contributions to Coating technology, the AIMCAL President's award in recognition of Meritorious Service to AIMCAL and the Converting Industry, and the ISCST Founders Award. He was the founding president of the ISCST. He has a Bachelor of Science in Chemical Engineering from Tufts University and a Ph.D. in Physical Chemistry from the University of Delaware.