APD vs DD

Air Products and Chemicals Inc.

Air Products and Chemicals, Inc. provides atmospheric gases, process and specialty gases, equipment, and services worldwide. The company produces atmospheric gases, including oxygen, nitrogen, argon, and rare gases; process gases, such as hydrogen, helium, carbon dioxide, carbon monoxide, syngas, and specialty gases; and equipment for the production or processing of gases comprising air separation units and non-cryogenic generators for customers in various industries, including refining, chemical, gasification, metals, manufacturing, food and beverage, electronics, magnetic resonance imaging, energy production and refining, and metals. It also designs and manufactures equipment for air separation, hydrocarbon recovery and purification, natural gas liquefaction, and liquid helium and liquid hydrogen transport and storage. Air Products and Chemicals, Inc. has a strategic collaboration with Baker Hughes Company to develop hydrogen compression systems. The company was founded in 1940 and is headquartered in Allentown, Pennsylvania.

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.