John W. Dyer,

John W. Dyer, Sr., age 88, of Bartlett, IL passed away Friday, February 18th, 2022. John is survived by his wife Joan, son John W. Dyer, Jr. (Christine), daughter Sandra Dyer, nephew Eric Francis and niece Julie Francis. 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 U.S. in 1956. John obtained a job at Sinclair and Valentine as a Product Development Specialist. In 1962 John joined Sun Chemical as a chemist. In 1970 he was a Founding Member of the Chicago Printing Ink Production Club and was President in 1977. In 1973 John started Dyall Products, Inc. The company was merged with Lawter Chemical in late 1977. In 1978 Joan and John started Dyco Associates, Inc. In 1980 they started Continental Dispersions, Inc. a manufacturer of pigment dispersions. In 1996 it was merged with Wosltenholme International, a British company. In 1987 John and Joan donated 15 acres of land to the West Chicago Park District that became the “Dyer Wildlife Sanctuary”. In 2004 an additional 7 acres of land was donated to the West Chicago Park District that became the “Dyer Riverwood Farm Park”. They felt they owed something to the U.S. and donating land was a way of paying back for the opportunities this country gave them. Cremation private at Countryside Funeral Home and Crematory. A celebration of John’s life will be held at a later date. Info www.countrysidefuneralhomes.com or (630)289-7575