JPCL January 2013
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by Tracey Glew, The Preparation Group This article focuses on the importance of selecting the appropriate method and equipment for preparing concrete floors before applying coatings or other protective systems. Included in the discussion are techniques such as multi-stripping, planing, grinding, and shotblasting as wellas a variety of suitable surface preparation units.
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by Mike O’Donoghue, Ph.D., Vijay Datta, M.S., Stan Walker, Terry Wiseman, Peter Roberts, and Norb Repman, International Paint LLC The authors summarize several advances in bridge coating systems made mainly over the past 15 years. Conventional three-coat systems for bridges are described, as are relatively recent advances in two-coat technology for rapid recoating, polyaspartic-polyurethane topcoats, polysiloxane topcoats, and a high-ratio calcium sulfonate alkyd system. The authors include relevant laboratory results, practical issues with coating bridges, and case histories.
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by Gerald L. Witucki, Dow Corning Corporation The author describes the development, properties, and uses of siloxane resins, with a focus on formulation options and recent research into new amine silicon functional
resins for polysiloxanes. Examples of suitable applications for high-performance polysiloxane coatings are included. The article is the first in JPCL’s new series on recent advances in generic coating types.
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Editorial
by Peter Mitchel, President and CEO, Technology Publishing/PaintSquare
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by Anita Socci, JPCL
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Problem Solving Forum
How soon after application does metalizing of steelwork need to be sealed or coated, and why?
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SSPC Protective Coatings Specialist
by Charles Lange, JPCL
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Cases from the F-Files
by William D. Corbett, PCS, KTA-Tator, Inc. Richard Burgess, Series Editor, KTA-Tator, Inc.
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Applicator Training Bulletin
by Joe Pikas The Applicator Training Bulletin series returns!
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The Takeaway
by Karen Kapsanis, Editor, JPCL
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SSPC News
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