DCP Price Chart & Market Analysis 2026

DCP Price Information Spec: China national standards

Newest Price 1,485.6

Price Date 20261012

Day's Change 0

Day's Range 1,485.6 - 1,485.6

Month's Change -62.83

Month's Range 1,450.31 - 1,387.48

Year's Change +216.09

Year's Range 1,241.78 - 1,025.69

Opinions

Why is DCP (di-sec-octyl phthalate) still relevant when DOTP is overtaking DOP in China's plasticizer market?

Buyers should watch the feedstock spread rather than the headline plasticizer trend. DCP economics hinge on secondary octanol availability, which is a far thinner merchant market than 2-ethylhexanol. When that alcohol tightens, DCP loses its cost edge against DOP almost overnight, and formulators switch grades faster than they switch suppliers.

How do tightening phthalate regulations affect DCP demand in PVC applications?

The compliance math is often misread. Industrial PVC parts are not automatically safe just because they are not toys; migration still matters wherever heat, pressure or contact media are present. For DCP users, the practical move is documenting end-use exposure and keeping a non-phthalate fallback qualified before a customer audit forces the switch.

What are the main price and supply drivers for DCP in China?

From a procurement angle, DCP is best treated as a tactical grade, not a base-load one. Locking long-term volume into a product with a thin merchant feedstock and shrinking regulatory headroom creates real substitution risk. Better to qualify DCP as a swing option and keep DOTP or DINP approved in parallel.

People Also Watch

Sodium hydroxide

Last Price 120.44

%Change +7%

DOTP

Last Price 1542.16

%Change +2%

Sodium carbonate

Last Price 179.00

%Change -7%

n-Butyl acetate

Last Price 975.79

%Change -2%

Cyclohexane

Last Price 1074.31

%Change 0%

Sodium metabisulfite

Last Price 466.04

%Change +3%

Overview

DCP (di-sec-octyl phthalate, bis(2-octyl) phthalate, CAS 117-81-7) is a colourless to pale yellow oily liquid, practically insoluble in water and miscible with common organic solvents. It is a phthalate ester plasticiser used mainly to soften PVC.

Industrial: plasticises PVC for wire and cable, films, flooring, artificial leather, and tubing, improving flexibility and durability.
Processing: used in coatings, adhesives, and rubber compounds as a secondary plasticiser.
Consumer goods: found in soft plastic articles such as packaging films and sports equipment, where phthalate content is regulated.

China's DCP capacity is led by Yuanli Technology, whose output is described as domestically leading. It is produced by esterifying phthalic anhydride with secondary octanol, and sits alongside general-purpose phthalates such as DOP and DINP in the domestic plasticiser mix. Regulatory pressure on phthalates continues to shape demand.

Key domestic producers:
Yuanli Technology – leading domestic DCP producer, part of its specialty plasticiser series.

Cookie Preferences

Essential Cookies

Analytics Cookies

ChemPriceHub