## ITEM 1. BUSINESS, continued 

## Packaging and Specialty Plastics 

The packaging and specialty plastics product line specializes in resins and films used in packaging and industrial polymer applications, sealants and adhesives and sporting goods. Key brands and technologies include DuPont™ Surlyn$^{®}$ ionomer resins, Bynel$^{®}$ coextrudable adhesive resins, Elvax$^{®}$ EVA resins, Nucrel$^{® }$Elvaloy$^{®}$polymer modifiers and Elvaloy$^{®}$ copolymer resins. 

## Electronics and Imaging 

The electronics and imaging product line supplies differentiated materials and systems for consumer electronics, photovoltaics ("PV"), displays and advanced printing that enable superior performance and lower total cost of ownership for customers. The company targets growth opportunities in circuit and semiconductor fabrication and packaging materials, PV materials, display materials, packaging graphics, and digital printing. 

## Industrial Biosciences 

The industrial biosciences product line offers a broad portfolio of bio-based products, including enzymes that add value and functionality to processes and products across a broad range of markets such as animal nutrition, detergents, food manufacturing, ethanol production and industrial applications. The product line also includes DuPont™ Sorona ® PTT renewably sourced polymer for use in carpet and apparel fibers and clean technologies offerings to help reduce sulfur and other emissions, formulate cleaner fuels, and dispose of liquid waste. 

## Nutrition and Health 

The nutrition and health product line offers a wide range of sustainable, bio-based ingredients, providing innovative solutions including the wide-range of DuPont™ Danisco ® food ingredients such as cultures and probiotics, notably Howaru$^{®}$, pharmaceutical excipients, emulsifiers, texturants, natural sweeteners such as Xivia®, Supro® soy-based food ingredients, and pharmaceutical ingredients for the formulation of excipients. These ingredients hold leading market positions based on industry leading innovation, knowledge and experience, relevant product portfolios and close-partnering with the world's food manufacturers and pharmaceutical companies. In November 2016, Historical DuPont announced an investment to expand probiotics production capacity in the United States, due to the rapidly growing global demand for probiotics. Phase one was complete as of the end of 2017. The second phase represents an investment of approximately $100 million to increase Historical DuPont's probiotics production capacity by an additional 70 percent and is expected to be complete in the first quarter of 2019. 

## Safety and Construction 

The safety and construction product line offers innovation engineered products and integrated systems for a number of industry verticals including construction, worker safety, energy, oil and gas and transportation. The product line addresses the growing global needs of businesses, governments, and consumers for solutions that make life safer, healthier and better. Key brands and technologies include DuPont™ Kevlar$^{® }$fiber, DuPont™ Nomex$^{®}$ fiber and paper, DuPont™ Tyvek$^{®}$ protective materials, DuPont™ Tychem$^{®}$ protective suits and DuPont™ Corian$^{®}$ solid and quartz surfaces. 

## Transportation and Advanced Polymers 

The transportation and advanced polymers product line offers a broad range of polymer-based materials and expert application development assistance to enhance the performance, reduce the total system cost and optimize the sustainability of their products. The portfolio of high performance renewably-sourced and sustainable polymers includes engineering resins, adhesives, lubricants and parts used by customers to fabricate components for mechanical, chemical and electrical systems. Key brands and technologies include DuPont™ Zytel ® long chain nylon polymers, Zytel$^{®}$ HTN nylon resins, Zytel$^{®}$ nylon resins, Crastin$^{®}$ PBT polymer resins, Rynite$^{®}$ PET polymer resins, Delrin$^{®}$ acetal resins, Hytrel ® polyester thermoplastic elastomer resins, Vespel ® parts and shapes, Vamac ® ethylene acrylic elastomer and Kalrez ® perfluoroelastomer. 

See Note 5 to the Consolidated Financial Statements for net sales by major product line. 

Sales by geographic region are included within Part II, Item 7 "Management's Discussion and Analysis of Financial Condition and Results of Operations", "Analysis of Operations" and Note 22 to the Consolidated Financial Statements. 

