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Ink Industry Mourns John Dyer Sr.

Among the companies he started were Dyall Products, Dyco Associates and Continental Dispersions, Inc.

John W. Dyer, Sr., 88, of Bartlett, IL passed away Feb. 18, 2022. John was born in London, England. He studied organic chemistry and printing ink technology at London University and the London School of Printing and Graphic Arts, where he earned a bachelor’s degree in 1956. In 1954, he married Joan Francis, and they were married for 67 years. They immigrated to the US in 1956. John obtained a job at Sinclair and Valentine as a product development specialist, and in 1962, John joined ...

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