Moody’s Coating Conundrums

“Moody’s Coatings Conundrums” reflects the style of NPR’s classic weekly auto mechanic radio talk show, “Car Talk”, with hosts Click and Clack. While the subject of “Car Talk” was automobiles and auto repair, “Moody’s Coatings Conundrums” targets coatings science, and the many problems that formulators face. This is meant to be an interactive column, so please leave your feedback in the comment section on how to solve these issues!

ARTICLES

Al’s Arrested Alkyd Development

December 6, 2019

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Even though the coating properties of the new alkyd formulation matched perfectly the properties of the old formulation, what had been the unforeseen consequence of changing one oil for another in the formulation?

Moody's Coatings Conundrums: Answer to Saul’s Un-Sellable Formulation

Keith M. Moody

June 3, 2019

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Saul Vance's boss was telling him that the formulation that Saul had developed and tested was being pulled from the market, and Saul can't understand why. Find out was the formulation pulled from the market, and why a change in solvent make the formulation no longer sellable, even though the properties were so similar.

Moody's Coatings Conundrums: Saul’s Un-Sellable Formulation

Keith M. Moody

May 1, 2019

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Saul Vance's boss was telling him that the formulation that Saul had developed and tested was being pulled from the market, and Saul can't understand why. Why was the formulation pulled from the market? Why did a change in solvent make the formulation no longer sellable, even though the properties were so similar?

Solution to Lindsey’s Curdled Dispersion

Keith M. Moody

January 2, 2019

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Lindsay Doyle's lube emulsion and her customer's acrylic dispersion both crashed and separated like curdled milk. What had caused both systems to crash, and how were the causes related?

Lindsey’s Curdled Dispersion

Keith M. Moody

December 3, 2018

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Lindsay Doyle's lube emulsion and her customer's acrylic dispersion both crashed and separated like curdled milk. What had caused both systems to crash, and how were the causes related?

Solution to Polly’s Botched Scale Up

Keith M. Moody

October 4, 2018

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Polly Mertz's first scale-up of a new emulsion polymer had resulted in the contents boiling out of a 500-gallon reactor. What had gone wrong in the acrylic emulsion production batch?

Polly’s Botched Scale-Up

What was the problem in the scaleup of the acrylic emulsion batch?

Keith M. Moody

August 1, 2018

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Polly sat in the lab trying to determine what had botched her reaction. Something in the scale-up had gone terribly wrong, and she needed to find the problem before trying the scale-up again.