Global and United States Ammoniacal Copper Quaternary(ACQ) Market Report & Forecast 2025-2032

In Business Insights
September 12, 2025

The global Ammoniacal Copper Quaternary (ACQ) market continues to demonstrate steady growth, with its valuation reaching USD 1.05 billion in 2024. According to the latest industry analysis, the market is projected to grow at a CAGR of 7.2%, reaching approximately USD 1.84 billion by 2032. This growth is largely fueled by increasing demand for eco-friendly wood preservatives in construction applications, particularly in North America where environmental regulations have phased out arsenic-based alternatives.

ACQ-treated wood has become essential for decking, fencing, and structural timber applications due to its effectiveness against fungal decay and insect damage. The product’s water-based formulation and lower toxicity profile make it highly desirable as industries transition toward sustainable building practices. With tightening environmental regulations worldwide, manufacturers and regulatory bodies are increasingly supporting the adoption of ACQ-treated lumber in residential and commercial construction.

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Market Overview & Regional Analysis

North America dominates the global ACQ market with a 65% revenue share in 2024, driven by strict EPA regulations against chromium-based preservatives and active construction sectors in the US and Canada. The region’s mature lumber treatment industry continues innovating with ACQ-B and ACQ-C formulations for improved performance in residential applications.

Asia-Pacific represents the fastest-growing region with a projected 5.8% CAGR through 2032, as China and India implement modern building codes requiring treated wood. While Europe shows moderate growth constrained by alternative wood treatments, Latin America and Africa display emerging demand for ACQ in utility and infrastructure projects.

Key Market Drivers and Opportunities

The market is driven by global sustainability initiatives, regulatory shifts against toxic preservatives, and technological advancements in wood treatment formulations. Building timber applications account for over 60% of global ACQ consumption, followed by outdoor decking and fencing. New opportunities exist in developing enhanced ACQ variants with reduced corrosion properties for marine environments and structural applications.

Growing investment in green building certifications (LEED, BREEAM) presents additional opportunities, as architects increasingly specify ACQ-treated wood for sustainable projects. Emerging markets in Southeast Asia also show potential for growth as they adopt international construction standards requiring treated lumber.

Challenges & Restraints

The ACQ market faces challenges including higher costs compared to traditional preservatives (15-20% premium), technical limitations in ground-contact applications, and competition from alternative wood protection technologies. Treatment facilities must address operational complexities with ACQ’s pH sensitivity and specialized equipment requirements.

Regional regulatory variations also pose challenges, with the EU’s Biocidal Products Regulation creating additional compliance hurdles. Meanwhile, thermal modification and acetylation technologies gain traction in premium segments where chemical-free wood treatment is preferred.

Market Segmentation by Type

  • ACQ-A
  • ACQ-B
  • ACQ-C

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Market Segmentation by Application

  • Flooring
  • Building Timber
  • Decking & Fencing
  • Utility Poles
  • Others

Market Segmentation and Key Players

  • Koppers Holdings Inc.
  • Dolphin Bay Chemicals
  • Lonza Group
  • Viance LLC
  • Jinan Biochen Chemical
  • Foshan Liyuan Chemical
  • Goodfellow Inc.
  • Rio Tinto Borates
  • KMG Chemicals

Report Scope

This report presents a comprehensive analysis of the global and regional markets for Ammoniacal Copper Quaternary (ACQ), covering the period from 2024 to 2032. It includes detailed insights into the current market status and outlook across various regions and countries, with specific focus on:

  • Sales, sales volume, and revenue forecasts

  • Detailed segmentation by type and application

In addition, the report offers in-depth profiles of key industry players, including:

  • Company profiles

  • Product specifications

  • Production capacity and sales

  • Revenue, pricing, gross margins

  • Sales performance

It further examines the competitive landscape, highlighting the major vendors and identifying the critical factors expected to challenge market growth.

As part of this research, we surveyed Ammoniacal Copper Quaternary (ACQ) companies and industry experts. The survey covered various aspects, including:

  • Revenue and demand trends

  • Product types and recent developments

  • Strategic plans and market drivers

  • Industry challenges, obstacles, and potential risks

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