DD vs WLK

DuPont de Nemours Inc.

DuPont de Nemours, Inc. provides technology-based materials, ingredients, and solutions in the United States, Canada, the Asia Pacific, Latin America, Europe, the Middle East, and Africa. The company's Electronics & Imaging segment supplies materials to manufacture photovoltaics and solar cells; materials and printing systems to the advanced printing industry; and materials and solutions for the fabrication of semiconductors and integrated circuits addressing front-end and back-end of the manufacturing process. This segment also provides semiconductor and advanced packaging materials; dielectric and metallization solutions for chip packaging; and silicones for light emitting diode packaging and semiconductor applications; permanent and process chemistries for the fabrication of printed circuit boards to include laminates and substrates, electroless, and electrolytic metallization solutions, as well as patterning solutions, and materials and metallization processes for metal finishing, decorative, and industrial applications. In addition, it offers various materials to manufacture rigid and flexible displays for liquid crystal displays, advanced-matrix organic light emitting diode, and quantum dot applications. The Transportation & Advanced Polymers segment provides engineering resins, adhesives, silicones, lubricants, and parts to engineers and designers in the transportation, electronics, healthcare, industrial, and consumer end-markets. Its Safety & Construction segment provides engineered products and integrated systems for worker safety, water purification and separation, aerospace, energy, medical packaging, and building materials. The company was formerly known as DowDuPont Inc. and changed its name to DuPont de Nemours, Inc. in June 2019. DuPont de Nemours, Inc. is based in Wilmington, Delaware.

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.