Although the weathering of organic materials has long been acknowledged, it was only in the 1950s, with the widespread use of polymeric materials in our everyday life, that the detrimental effect of light became a serious concern to engineers in the plastic industry.
Will Rogers said, "Good judgment comes from experience, and a lot of that comes from bad judgment." I know that I can personally vouch for the veracity of the above statement, and perhaps this applies to some of our experience with the use of additives.
The coatings industry did it again. For the year 2005, although the quantity rose only 2.5%, to 1,445.1 million gallons, the value increased to $19,472.7 million for a great finish of 6.7% over 2004. Both the volume and value were all-time annual records for the industry.
In this paper, we investigate the effect of particle size on the deposition behavior of barium titanate particles deposited by Electrostatic Spray Charging (ESC).
Recently, PCI Magazine asked some leading players in coil coatings to comment on the benefits, current status, markets and other information about coated coil. Following are comments from Michael Pcolinski, business manager, BASF Industrial Coatings Solutions Business for North America; Dr. Tony Gichuhi, R&D manager/scientist, HALOX; and John Mitchell, president, The National Coil Coating Association (NCCA).
The last several Viewpoint discussions generated numerous passionate responses, many of which we reprinted in this issue of PCI. In addition, there were a number of voice mail messages that are not included.