Highest Quality at a Fair Price

Specializing in Specialties, G.R. O'Shea Company distributes and supplies performance chemical raw materials and chemical processing equipment to many industries.

Our experienced organization is dedicated to customers' requirements through personalized technical service.

Our Chicago area headquarters are ideally located to service the midwest United States.
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Raw Materials
• Alkalies/Acids/Chemicals
• Castor Oil & Derivatives
• Catalysts
• Colorants
• Corrosion Inhibitors
• Defoamers/Antifoams
• Dispersants
• Esters
• Fatty Acids
• Flatting Pigments
• Glitters
• Hydroxywaxes
• Iron Oxides
• Light Stabilizers		 • Nano TiO2 Dispersions
• Organic Pigments
• Pearlescent and Effect Pigments
• Pigment Dispersions
• Plasticizers
• Polyols (Urethane)
• Pumice
• Reactive Diluents
• Rheological Additives
• Surfactants
• Tannin Stain Inhibitors
• Volcanic Glass
• Wetting Agents

Equipment & Supplies
• Attritors
• Dispersers
• Laboratory
• Mixing & Grinding		 • Palletizers/Depalletizers
• Sieving
• Straining & Filtration


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logohimarHi-Mar Metal Working Fluids

Hi-Mar metal working fluid defoamers are designed to work in all type of waters, hard or soft without losing any performance or stability in the formulated concentrate.  Designed primarily for oil soluble and semi-synthetic oil systems, Hi-Mar defoamers are also known to compete against the best competitor defoamers in synthetic oil systems.  No better line of cost effective and performing defoamers can be found than the Hi-Mar line.

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Hi-Mar Zero VOC Defoamers

Architectural products are encountering more formulating challenges than ever. Our Zero VOC Defoamers offer a green choice.

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WPC Technologies has updated their website

WPC Technologies, Inc. is recognized as a driving force in the development and manufacturing of innovative products for the coating industry - leading the way in corrosion and stain inhibitive technology.

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