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The Dupont Years

By Jeff Turgeon
January 14, 2021 Category: General

The DuPont Years (1928 1985) By: Jim Krimmel The DuPont Chemical Company was started in 1802 when a French immigrant, E. I. duPont journeyed to America to manufacture gun powder. DuPonts first gun powder plant was located on the Brandywine River near Wilmington Delaware. Later in the 19th century, DuPont expanded into other explosives like dynamite and nitroglycerin but remained an explosives company until 1902. That year, three young duPont cousins T.Coleman, Pierre S. and Alfred I. purchased the company from their older relatives and began to transform it from an explosives manufacturer into a broad, science-based chemical company. Entry into the paints and coatings industry marked DuPonts first effort to diversify beyond explosives. Nitrocellulose, in addition to being a raw material of smokeless powder, was also used as a lacquer to coat brass fixtures. In 1904, DuPont acquired International Smokeless Powder Chemical Company, a leading manufacturer

Galvanizing 102

By Bob Woods
November 03, 2020 Category: General

BLOG 2---Robert M. Woods 8/1/2020 Degreasing is an important step to ease creation of the galvanized coating your customer is paying you for. So what processes are available, and what are the general pros and cons of each? First, let us look at them broadly: Cleaning Type Mechanical Solvent Alkaline (Hot Caustic Alone, 165 F) Hydronet type acid degrease Acid-Pickle (without Hydronet D) Biological Wide Range Soils x x x Carbon Emission x x x Evergreen x x x Productivity Improvement x x Hydrogen free x x x Paint removal x x Safety x x Water savings x x x Then lets look at some of the soils that show up in galvanizing, and how the different types of cleaners that galvanziers use do against them, with 5 being the best. Cleaning Type Mechanical Solvent Alkaline

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