Dioctyl Terephthalate Price — China Factory EXW 2026

Dioctyl Terephthalate price Spec: First-grade product;Industrial grade;99.0%｜Premium grade;Qualified product

China EXW, VAT excluded

Newest China EXW USD 1,379.33 / MT · VAT excluded -11.2389 (-1.00%) as of 20261112

Newest Price 1,379.33

Price Date 20261112

Day's Change -11.24

Day's Range 1,379.33 - 1,368.09

Month's Change -13.02

Month's Range 1,379.33 - 1,366.31

Year's Change +550.12

Year's Range 1,379.33 - 829.2

Buyers should not treat DOTP as a drop-in at identical loading. Because efficiency is roughly 10% lower than DOP, formulators often need slightly higher phr to hit the same hardnes...

Also known as DOTP, (2R)-2-ethylhexyl (2S)-2-ethylhexyl benzene-1,4-dicarboxylate, 1,4-Benzenedicarboxylic acid bis(2-ethylhexyl) ester, 168 plasticizer

Opinions

Why is DOTP replacing DOP as the mainstream plasticizer in PVC products?

Buyers should not treat DOTP as a drop-in at identical loading. Because efficiency is roughly 10% lower than DOP, formulators often need slightly higher phr to hit the same hardness, which narrows the apparent cost gap. It also blends with DOP in any ratio, so a partial switch is a practical way to test performance before committing fully.

Is DOTP a genuinely eco-friendly plasticizer or just a marketing label?

A practical screen is to ask suppliers for feedstock origin and batch color data. Genuine virgin-route DOTP shows near-colorless liquid and stable APHA values. If a quote looks unusually cheap, suspect recycled feedstock, which can pass basic specs yet fail in long-life cable or food-contact applications.

What is driving DOTP supply and demand in China's plasticizer market?

Watch the feedstock split carefully. PTA-based DOTP and recycled-PET-based DOTP can differ in color and consistency even at the same spec. For high-grade cable compounds, insist on virgin isooctanol and PTA routes, and verify color and ester content batch by batch rather than trusting the label alone.

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Dioctyl Terephthalate price context

What drives Dioctyl Terephthalate prices

Why is DOTP replacing DOP as the mainstream plasticizer in PVC products?: Buyers should not treat DOTP as a drop-in at identical loading. Because efficiency is roughly 10% lower than DOP, formulators often need slightly higher phr to ...

Is DOTP a genuinely eco-friendly plasticizer or just a marketing label?: A practical screen is to ask suppliers for feedstock origin and batch color data. Genuine virgin-route DOTP shows near-colorless liquid and stable APHA values. ...

How we assess Dioctyl Terephthalate price

China factory / mainstream market EXW quotes (VAT excluded where shown) - not a single global public index

Regional and specification detail so buyers can compare like-for-like grades

Landed cost figures from our calculator are planning estimates, not a customs ruling

Overview

Dioctyl terephthalate (DOTP, bis(2-ethylhexyl) terephthalate, CAS 6422-86-2) is a near-colourless oily liquid, insoluble in water, with a molecular weight of 390.56 and a boiling point around 400 °C. It is a non-ortho-phthalate plasticiser and the leading general-purpose plasticiser for PVC.

PVC processing: main plasticiser for flexible PVC, offering plasticising efficiency close to DOP with better heat resistance, low volatility, and low-temperature flexibility.
Wire and cable: used in heat-resistant, high-insulation cable compounds, where its volume resistivity is roughly 10–20 times that of DOP.
Other polymers: plasticises acrylonitrile derivatives, polyvinyl butyral, rubber, and nitrocellulose, and acts as a softener in rubber compounds.
Consumer and medical goods: chosen where ortho-phthalate restrictions apply, including toys, food-contact and medical applications.

China is the dominant DOTP producer, with output surpassing DOP to become the largest single plasticiser grade. Direct esterification of purified terephthalic acid with 2-ethylhexyl alcohol is the mainstream route; other routes include transesterification and acid-chloride alcoholysis. Domestic supply is largely consumed at home, with exports growing as overseas demand for non-ortho plasticisers rises.

Key domestic producers:
Jia'ao Environmental – listed producer of DOTP and other environmental plasticisers.
Zhengdan Co. – major DOTP and plasticiser manufacturer.
Jianye Co. – plasticiser and fine chemical producer.
Shandong Hongxin Chemical – DOTP and plasticiser producer.

Properties

Name

Dioctyl Terephthalate

DOTP

(2R)-2-ethylhexyl (2S)-2-ethylhexyl benzene-1,4-dicarboxylate

1,4-Benzenedicarboxylic acid bis(2-ethylhexyl) ester

168 plasticizer

CAS Number

6422-86-2

EINECS No.

229-176-9

Risk Codes

24/25

HS Code

2917399090

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Dioctyl Terephthalate price Spec: First-grade product;Industrial grade;99.0%｜Premium grade;Qualified product

Recent market notes

DOTP Price Decline (November 6–12, 2026)

Weekly Statistical Data on Production Profit of Chinese DOTP Samples (November 6–12, 2026)

Opinions

Why is DOTP replacing DOP as the mainstream plasticizer in PVC products?

Is DOTP a genuinely eco-friendly plasticizer or just a marketing label?

What is driving DOTP supply and demand in China's plasticizer market?

People Also Watch

Dioctyl Terephthalate price context

What drives Dioctyl Terephthalate prices

How we assess Dioctyl Terephthalate price

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