Nov 17, 2009. /Lesprom Network/. Buckman said that George Thomas has been promoted to product manager – Busan/Busperse/Neoteric/Optimyze in the U.S., effective November 15, 2009, as PaperAge reported. Thomas joined Buckman in March 2005 as a product specialist focused on Busperse products. He has over 30 years of experience in the papermaking industry, having worked 11 years for International Paper in Mobile in the technical department and the pulp mill, and 20 years for Betz Chemicals. Buckman is an ISO certified manufacturer of specialty chemicals for use in the pulp and paper, water treatment, and leather industries.