GRA vs WLK

W.R. Grace & Co.

W. R. Grace & Co., through its subsidiaries, produces and sells specialty chemicals and materials worldwide. It operates through two segments, Grace Catalysts Technologies and Grace Materials Technologies. The Grace Catalysts Technologies segment offers fluid catalytic cracking (FCC) catalysts for the production of transportation fuels, such as gasoline and diesel fuels, and petrochemicals; and FCC additives. This segment also provides hydro processing catalysts used in process reactors to upgrade heavy oils into lighter products; polyolefin and chemical catalysts used for the production of polypropylene and polyethylene thermoplastic resins; and chemical catalysts, as well as gas-phase polypropylene process technology to manufacture polypropylene products. The Grace Materials Technologies segment offers functional additives and process aids, such as silica gel, colloidal silica, zeolitic adsorbents, precipitated silica, and silica-aluminas; and fine chemical intermediates and regulatory starting materials for use in consumer/pharma, coatings, and chemical process applications. W. R. Grace & Co. was founded in 1854 and is headquartered in Columbia, Maryland.

Westlake Corporation

Westlake Chemical Corporation, together with its subsidiaries, manufactures and markets basic chemicals, vinyls, polymers, and building products worldwide. It operates through two segments, Vinyls and Olefins. The Vinyls segment provides specialty and commodity polyvinyl chloride (PVC), vinyl chloride monomers, ethylene dichloride, chlorine, caustic soda, chlorinated derivative, and ethylene products. This segment also manufactures and sells PVC compounds and building products fabricated from PVC, including residential siding, trim and molding, pipe and fittings for various water, sewer and industrial applications, profiles for windows and doors, decking products, films for various inflatables, wall covering tapes, roofing applications, and composite roof tiles. The Olefins segment offers polyethylene, styrene monomers, and various ethylene co-products, as well as sells propylene, crude butadiene, pyrolysis gasoline, and hydrogen products. Westlake Chemical Corporation offers its products to a range of customers, including chemical processors, plastics fabricators, small construction contractors, municipalities, and supply warehouses in various consumer and industrial markets, such as flexible and rigid packaging, automotive products, coatings, water treatment, refrigerants, and residential and commercial construction, as well as other durable and non-durable goods. The company was founded in 1986 and is headquartered in Houston, Texas. Westlake Chemical Corporation is a subsidiary of TTWF LP.