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Diethyl Phthalate Market Size, Share and Forecast 2026-2036

The global diethyl phthalate market is worth USD 313 mn in 2026 and is forecast to reach USD 412 mn by 2036, growing at a 2.8% CAGR. China is the largest country market and Fragrances and personal care is the largest by use segment.

USD 313 mnMarket size 2026
USD 412 mnForecast 2036
2.8%CAGR 2026-2036
ChinaLargest country

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5 segmentation views25 countries2026 to 2036 yearly forecast

Market overview

The global diethyl phthalate market is worth USD 313 mn in 2026 and is forecast to reach USD 412 mn by 2036, growing at a 2.8% CAGR. China is the largest country market and Fragrances and personal care is the largest by use segment.

ScopeDiethyl phthalate (DEP) sold as a fragrance carrier and fixative in perfumes and personal care, as a plasticizer for cellulose acetate and as a solvent and denaturant.
IndustryChemicals and Materials
Value 2025USD 305 mn
Value 2026USD 313 mn
Value 2036USD 412 mn
CAGR 2026-20362.8%
Volume 2026194 thousand tonnes
Volume 2036243 thousand tonnes
Average price 2026USD 1,613 per tonne
Report priceStarts from USD 1,999
PublishedNovember 2026

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Diethyl Phthalate market size and forecast, 2026-2036

Exhibit 1The global diethyl phthalate market is forecast to grow from USD 313 mn in 2026 to USD 412 mn by 2036, a rise of 32%Global market value in USD: 2025 base year, 2026 estimate and forecast to 2036. CAGR 2026 to 2036: 2.8%
Diethyl Phthalate market value, 2025 to 2036Market value by year. 2025: USD 305 mn; 2026: USD 313 mn; 2027: USD 321 mn; 2028: USD 330 mn; 2029: USD 340 mn; 2030: USD 349 mn; 2031: USD 359 mn; 2032: USD 369 mn; 2033: USD 379 mn; 2034: USD 390 mn; 2035: USD 401 mn; 2036: USD 412 mn. Compound annual growth rate 2026 to 2036: 2.8%.2025313 mn2026359 mn2031412 mn20362.8% CAGR

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

YearMarket value
2026USD 313 mn
2027USD 321 mn
2028USD 330 mn
2029USD 340 mn
2030USD 349 mn
2031USD 359 mn
2032USD 369 mn
2033USD 379 mn
2034USD 390 mn
2035USD 401 mn
2036USD 412 mn

Diethyl Phthalate market segmentation

By use

Exhibit 2Fragrances and personal care is the largest segment by use, with 38.0% of 2026 revenueEstimated share of 2026 global revenue, by use
Diethyl Phthalate market share by use, 2026Share of 2026 revenue by use. Fragrances and personal care: 38.0%; Plastics and cellulose acetate: 26.0%; Insecticides and pesticide carriers: 14.0%; Coatings, adhesives and solvents: 12.0%; Other uses: 10.0%.Fragrances and personal care38.0%Plastics and cellulose acetate26.0%Insecticides and pesticide carriers14.0%Coatings, adhesives and solvents12.0%Other uses10.0%

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Fragrances and personal care38.0%41.0%USD 119 mn3.6%
Plastics and cellulose acetate26.0%24.3%USD 81 mn2.1%
Insecticides and pesticide carriers14.0%13.7%USD 44 mn2.6%
Coatings, adhesives and solvents12.0%11.2%USD 38 mn2.1%
Other uses10.0%9.8%USD 31 mn2.6%

By grade

Exhibit 3Cosmetic grade adds the most revenue by grade, growing from USD 119 mn in 2026 to USD 168 mn by 2036Estimated revenue in USD by grade, 2026 and 2036 forecast
Diethyl Phthalate market by grade, 2026 and 2036Revenue by grade in 2026 and 2036. Industrial grade: USD 156 mn in 2026, USD 191 mn in 2036, change +22%; Cosmetic grade: USD 119 mn in 2026, USD 168 mn in 2036, change +41%; Pharmaceutical and fragrance-fine grade: USD 38 mn in 2026, USD 53 mn in 2036, change +41%.20262036 forecastChangeIndustrial grade+22%156 mn191 mnCosmetic grade+41%119 mn168 mnPharmaceutical and fragrance-fine grade+41%38 mn53 mn

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Industrial grade50.0%46.4%USD 156 mn2.0%
Cosmetic grade38.0%40.8%USD 119 mn3.5%
Pharmaceutical and fragrance-fine grade12.0%12.9%USD 38 mn3.5%

By end use industry

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Personal care and fragrance34.0%33.0%USD 106 mn2.5%
Plastics and coatings22.0%20.0%USD 69 mn1.8%
Pharmaceutical coatings14.0%16.0%USD 44 mn4.2%
Industrial solvents18.0%17.0%USD 56 mn2.2%
Insecticide formulations12.0%14.0%USD 38 mn4.4%

By distribution channel

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Direct to manufacturers58.0%55.0%USD 181 mn2.3%
Chemical distributors32.0%34.0%USD 100 mn3.4%
Online chemical platforms10.0%11.0%USD 31 mn3.8%

By pack size

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Bulk tanker48.0%46.0%USD 150 mn2.4%
Drums and IBC38.0%38.0%USD 119 mn2.8%
Small packs14.0%16.0%USD 44 mn4.2%

Top 25 countries for diethyl phthalate by revenue

Countries are ranked by revenue earned from sales in the country, not by where the product is made. The ten largest hold 82.0% of 2026 revenue and the 25 countries below together hold 93.8%.

Exhibit 4China is the largest country market at USD 88 mn in 2026, and the three largest countries hold 51.0% of global revenueEstimated 2026 revenue in USD and share of the global market, ten largest countries
Diethyl Phthalate market, ten largest countries in 2026Ten largest countries by 2026 revenue. China: USD 88 mn, 28.0%; United States: USD 44 mn, 14.0%; India: USD 28 mn, 9.0%; Brazil: USD 19 mn, 6.0%; Germany: USD 16 mn, 5.0%; Japan: USD 16 mn, 5.0%; France: USD 14 mn, 4.5%; South Korea: USD 12 mn, 4.0%; Indonesia: USD 11 mn, 3.5%; Mexico: USD 9.4 mn, 3.0%.China88 mn 28.0%United States44 mn 14.0%India28 mn 9.0%Brazil19 mn 6.0%Germany16 mn 5.0%Japan16 mn 5.0%France14 mn 4.5%South Korea12 mn 4.0%Indonesia11 mn 3.5%Mexico9.4 mn 3.0%

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

#CountryValue 2026Share 2026Value 2036CAGR 2026-36
1ChinaUSD 88 mn28.0%USD 119 mn3.1%
2United StatesUSD 44 mn14.0%USD 52 mn1.6%
3IndiaUSD 28 mn9.0%USD 44 mn4.6%
4BrazilUSD 19 mn6.0%USD 26 mn3.1%
5GermanyUSD 16 mn5.0%USD 19 mn1.7%
6JapanUSD 16 mn5.0%USD 17 mn1.0%
7FranceUSD 14 mn4.5%USD 16 mn1.6%
8South KoreaUSD 12 mn4.0%USD 15 mn2.0%
9IndonesiaUSD 11 mn3.5%USD 16 mn4.2%
10MexicoUSD 9.4 mn3.0%USD 13 mn3.1%
11TurkeyUSD 5.3 mn1.7%USD 7.0 mn2.9%
12ThailandUSD 3.9 mn1.2%USD 5.2 mn3.0%
13VietnamUSD 3.2 mn1.0%USD 4.9 mn4.3%
14PakistanUSD 2.8 mn0.9%USD 4.1 mn3.8%
15EgyptUSD 2.6 mn0.8%USD 3.8 mn3.9%
16ArgentinaUSD 2.4 mn0.8%USD 3.1 mn2.8%
17PolandUSD 2.2 mn0.7%USD 2.9 mn2.8%
18CanadaUSD 2.1 mn0.7%USD 2.5 mn1.8%
19AustraliaUSD 2.0 mn0.6%USD 2.5 mn2.3%
20SpainUSD 1.9 mn0.6%USD 2.3 mn1.9%
21NetherlandsUSD 1.8 mn0.6%USD 2.1 mn1.7%
22Saudi ArabiaUSD 1.7 mn0.6%USD 2.4 mn3.5%
23MalaysiaUSD 1.7 mn0.5%USD 2.3 mn3.2%
24BelgiumUSD 1.6 mn0.5%USD 1.9 mn1.6%
25SwitzerlandUSD 1.6 mn0.5%USD 1.9 mn1.9%
Rest of worldUSD 20 mn6.2%USD 26 mn2.9%
Exhibit 5China and India account for 48% of the USD 99 mn the market is forecast to add by 2036Forecast revenue added between 2026 and 2036 by country, in USD
Diethyl Phthalate market, where the growth to 2036 comes fromRevenue added between 2026 and 2036. Market value 2026: USD 313 mn. China: +USD 32 mn; India: +USD 16 mn; United States: +USD 7.7 mn; Brazil: +USD 6.8 mn; Indonesia: +USD 5.5 mn; 20 other countries: +USD 25 mn; Rest of world: +USD 6.5 mn. Market value 2036: USD 412 mn.Market value 2026313 mnChina+32 mnIndia+16 mnUnited States+7.7 mnBrazil+6.8 mnIndonesia+5.5 mn20 other countries+25 mnRest of world+6.5 mnMarket value 2036412 mn

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

Competitive landscape

Group 1: Global leaders

  • Eastman
  • Nan Ya Plastics
  • Aekyung Chemical

Group 2: Regional and specialist players

  • Hallstar
  • KLJ Group
  • Prasol Chemicals
  • Zhejiang Jianye Chemical

Group 3: Emerging and niche players

  • Penta Manufacturing
  • Vigon International
  • Spectrum Chemical

Research methodology

Every figure on this page comes from the research framework that we apply to all of the markets we cover. The 2025 base for the diethyl phthalate market is built from the volume sold and the price that buyers pay, and is cross-checked against the size of the wider industry the market belongs to. Where a market can be sized in more than one way, the routes are compared before a figure is set.

The forecast runs year by year from the 2025 base to 2036. Growth in each year reflects demand from the industries that buy the product, adoption of new technology, pricing, regulation and replacement cycles. Volume and price are modelled together, so revenue in each year equals volume multiplied by average price. The 2026 to 2036 compound annual growth rate of 2.8% is calculated from the resulting values.

The market is divided by use, by grade, by end use industry, by distribution channel, by pack size. The 25 largest countries are ranked by revenue earned from sales to buyers in each country, not by where the product is made. Segment values and country values add up to the market total in every year, and every report is checked for consistency before it is published.

Companies are placed in three groups: global leaders, regional and specialist players, and emerging and niche players. The groups describe how companies compete in the market. They are not a ranking and they are not market shares.

Our analysts also carry out primary research. Customized reports add interviews with key opinion leaders, such as senior executives, technical specialists and buyers, to test the assumptions behind the numbers for the question being asked.

Read the full research methodology

Frequently asked questions

How big is the diethyl phthalate market?

The global diethyl phthalate market is estimated at USD 305 mn in 2025 and USD 313 mn in 2026.

How fast will the diethyl phthalate market grow?

It is forecast to reach USD 412 mn by 2036, a compound annual growth rate of 2.8% from 2026, an increase of USD 99 mn.

Which country is the largest market for diethyl phthalate?

China is the largest market by revenue at USD 88 mn in 2026, 28.0% of the global total. The three largest countries together hold 51.0%.

Which country is growing fastest?

Among the ten largest markets, India is growing fastest at 4.6% a year from 2026 to 2036.

Which diethyl phthalate segment is largest?

In the by use split, Fragrances and personal care is the largest segment with 38.0% of 2026 revenue.

Who are the leading diethyl phthalate companies?

Global leaders include Eastman, Nan Ya Plastics, Aekyung Chemical.

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