
	W. R. Grace and Company&nbsp;is a&nbsp;Columbia, Maryland,&nbsp;United States&nbsp;based&nbsp;chemical&nbsp;conglomerate.

	The company has two main divisions, Davison Chemicals and Performance Chemicals. The Davison unit makes chemical&nbsp;catalysts, refining catalysts, and&nbsp;silica-based products that let other companies make products from refined&nbsp;crude oil. Its Performance Chemicals unit makes&nbsp;cement and&nbsp;concrete&nbsp;additives, fireproofing chemicals, and packaging sealants. The customers include chemicals companies, construction firms, and oil refiners.

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