The Company's products and operations are managed and reported in four operating segments: Additives & Functional Products ("AFP"), Advanced Materials ("AM"), Chemical Intermediates ("CI"), and Fibers.

In the AFP segment, the Company manufactures chemicals for products in the transportation, consumables, building and construction, animal nutrition, crop protection, energy, personal and home care, and other markets.

The products the Company manufactures in the coatings and inks additives product line can be broadly classified as polymers and additives and solvents and include specialty coalescents, specialty solvents, paint additives, and specialty polymers. The adhesives resins product line consists of hydrocarbon and rosin resins. The tire additives product line includes insoluble sulfur rubber additives, antidegradant rubber additives, and performance resins. The care chemicals business consists of amine derivative-based building blocks for the production of flocculants and intermediates for surfactants. In the specialty fluids product line, the Company produces heat transfer and aviation fluids products. The animal nutrition business consists of organic acid-based solutions product lines. The crop protection business consists of metam-based soil fumigants, thiram and ziram-based fungicides, and plant growth regulator products.



	Percentage of Total Segment Sales
Product Lines	2019	2018	2017
Coatings and Inks Additives	24%	23%	23%
Adhesives Resins	15%	16%	18%
Tire Additives	16%	17%	17%
Care Chemicals	18%	17%	17%
Specialty Fluids	14%	13%	13%
Animal Nutrition and Crop Protection	13%	14%	12%
Total	100%	100%	100%



	Percentage of Total Segment Sales
Sales by Customer Location	2019	2018	2017
United States and Canada	37%	36%	35%
Asia Pacific	24%	24%	23%
Europe, Middle East, and Africa	33%	34%	36%
Latin America	6%	6%	6%
Total	100%	100%	100%

In the AM segment, the Company produces and markets polymers, films, and plastics with differentiated performance properties for value-added end-uses in transportation, consumables, building and construction, durable goods, and health and wellness markets.

The specialty plastics product line consists of two primary products: copolyesters and cellulose esters. The advanced interlayers product line includes polyvinyl butyral sheet and specialty polyvinyl butyral intermediates. The performance films product line primarily consists of window film and protective film products for aftermarket applied films.



	Percentage of Total Segment Sales
Sales by Customer Location	2019	2018	2017
United States and Canada	34%	35%	36%
Asia Pacific	32%	33%	33%
Europe, Middle East, and Africa	28%	27%	26%
Latin America	6%	5%	5%
Total	100%	100%	100%

The CI segment leverages large scale and vertical integration from the cellulose and acetyl, olefins, and alkylamines streams to support the Company's specialty operating segments with advantaged cost positions. The CI segment sells excess intermediates beyond the Company's internal specialty needs into markets such as industrial chemicals and processing, building and construction, health and wellness, and agrochemicals.

In the intermediates product line, the Company produces olefin derivatives, acetyl derivatives, ethylene, and commodity solvents. The plasticizers product line consists of a unique set of primary non-phthalate and phthalate plasticizers and a range of niche non-phthalate plasticizers. The functional amines product lines include methylamines and salts, and higher amines and solvents.



	Percentage of Total Segment Sales
Sales by Customer Location	2019	2018	2017
United States and Canada	64%	64%	68%
Asia Pacific	14%	15%	14%
Europe, Middle East, and Africa	15%	15%	12%
Latin America	7%	6%	6%
Total	100%	100%	100%

In the Fibers segment, Eastman manufactures and sells cellulose acetate tow for use in filtration media, primarily cigarette filters. The acetyl chemicals product line consists of triacetin, cellulose acetate flake, and acetyl raw materials for other acetate fiber producers. The acetate yarn product line consists of natural (undyed) acetate and polyester yarn and solution-dyed acetate yarn for use in apparel, home furnishings, and industrial fabrics. The nonwovens product line consists primarily of the nonwovens innovation products previously reported in "Other".



	Percentage of Total Segment Sales
Product Lines	2019	2018	2017
Acetate Tow	68%	69%	77%
Acetyl Chemical Products	15%	15%	15%
Acetate Yarn	12%	10%	8%
Nonwovens	5%	6%	—%
Total	100%	100%	100%



	Percentage of Total Segment Sales
Sales by Customer Location	2019	2018	2017
United States and Canada	25%	26%	22%
Asia Pacific	32%	33%	37%
Europe, Middle East, and Africa	39%	37%	37%
Latin America	4%	4%	4%
Total	100%	100%	100%

Sales revenue in the table below for "Other" in 2017 is primarily sales from the nonwovens innovation products. Beginning first quarter 2018, sales revenue and innovation costs from the nonwovens and textiles innovation products previously reported in "Other" are reported in the Fibers segment due to accelerating commercial progress of growth initiatives.



	For years ended December 31,
(Dollars in millions)	2019		2018		2017
Sales by Segment
Additives & Functional Products	$	3,273	$	3,647	$	3,343
Advanced Materials	2,688		2,755		2,572
Chemical Intermediates	2,443		2,831		2,728
Fibers	869		918		852
Total Sales by Operating Segment	9,273		10,151		9,495
Other	—		—		54
Total Sales	$	9,273	$	10,151	$	9,549



	For years ended December 31,
(Dollars in millions)	2019			2018			2017
Earnings Before Interest and Taxes by Segment
Additives & Functional Products	$	496		$	639		$	653
Advanced Materials	517			509			483
Chemical Intermediates	170			308			255
Fibers	194			257			181
Total EBIT by Operating Segment	1,377			1,713			1,572
Other
Growth initiatives and businesses not allocated to operating segments	(102		)	(114		)	(114		)
Pension and other postretirement benefit plans income (expense), net not allocated to operating segments	(97		)	(17		)	93
Asset impairments and restructuring charges, net	(49		)	(6		)	(5		)
Other income (charges), net not allocated to operating segments	(9		)	(24		)	(16		)
Total EBIT	$	1,120		$	1,552		$	1,530



	December 31,
(Dollars in millions)	2019		2018
Assets by Segment ⁽¹⁾
Additives & Functional Products	$	6,387	$	6,545
Advanced Materials	4,415		4,456
Chemical Intermediates	2,775		2,934
Fibers	1,014		978
Total Assets by Operating Segment	14,591		14,913
Corporate Assets	1,417		1,082
Total Assets	$	16,008	$	15,995



	For years ended December 31,
(Dollars in millions)	2019		2018		2017
Depreciation and Amortization Expense by Segment
Additives & Functional Products	$	218	$	219	$	213
Advanced Materials	172		169		164
Chemical Intermediates	150		151		148
Fibers	64		64		58
Total Depreciation and Amortization Expense by Operating Segment	604		603		583
Other	7		1		4
Total Depreciation and Amortization Expense	$	611	$	604	$	587



	For years ended December 31,
(Dollars in millions)	2019		2018		2017
Capital Expenditures by Segment
Additives & Functional Products	$	152	$	150	$	229
Advanced Materials	130		187		248
Chemical Intermediates	98		137		116
Fibers	42		50		52
Total Capital Expenditures by Operating Segment	422		524		645
Other	3		4		4
Total Capital Expenditures	$	425	$	528	$	649



(Dollars in millions)	For years ended December 31,
Geographic Information	2019		2018		2017
Sales
United States	$	3,720	$	4,118	$	3,999
All foreign countries	5,553		6,033		5,550
Total	$	9,273	$	10,151	$	9,549


	December 31,
	2019		2018		2017
Net properties
United States	$	4,178	$	4,228	$	4,203
All foreign countries	1,393		1,372		1,404
Total	$	5,571	$	5,600	$	5,607