Top 10 Companies in the Ammonium Polyphosphate APP Phase I II Intumescent System Market (2026): Market Leaders Powering Global Fire Protection

MARKET INSIGHTS

Global Ammonium Polyphosphate (APP) Phase I & II Intumescent System market was valued at USD 1.42 billion in 2025. The industry is projected to rise from USD 1.54 billion in 2026 to USD 2.89 billion by 2034, registering a CAGR of 8.2 % over the forecast period.

APP is a flame‑retardant compound available in two crystalline forms—Phase I and Phase II. Phase I, with a lower degree of polymerization, is water‑soluble and suited for coating formulations that require rapid drying. Phase II, possessing a higher polymerization degree, delivers superior thermal stability and moisture resistance, making it the preferred choice for high‑temperature, long‑term applications. When blended with carbonific and spumific agents, APP generates a char layer that expands and insulates substrates, effectively slowing flame spread across coatings, sealants, adhesives, and polymer composites.

Demand for APP intumescent systems is driven by tightening fire‑safety codes across construction, automotive, and electronics, as well as by expanding passive fire protection infrastructure in emerging economies. Key players—Clariant AG, ICL Group, Budenheim, Shin‑A T&C Co., Ltd., and Jiangsu Changfeng Chemical Industry Co., Ltd.—maintain extensive portfolios that cater to a wide range of industrial end‑uses.

Ammonium Polyphosphate APP Phase I II Intumescent System Market – View in Detailed Research Report

Top 10 Companies in the APP Phase I & II Intumescent System Market

1️⃣ Clariant AG

Headquarters: Switzerland
Key Offering: Exolit AP series of Phase II APP products for coatings and polymers

Clariant AG leads the market with a portfolio of surface‑treated and microencapsulated grades that deliver consistent char expansion and chemical resistance. The company’s focus on high‑purity production and stringent polymerization control has positioned it as the go‑to supplier for construction and industrial applications.

Sustainability & Growth Initiatives:

• Investing in low‑VOC, water‑based formulations to meet evolving environmental regulations.
• Expanding capacity in Asia‑Pacific to support rapid infrastructure projects.
• Collaborating with OEMs to embed APP into next‑generation automotive composites.

2️⃣ ICL Group

Headquarters: Israel / United States
Key Offering: Advanced flame‑retardant additives for construction and electronics

ICL Group’s portfolio emphasizes high‑performance additives that enhance char strength while maintaining low smoke emissions. The firm leverages its global R&D network to tailor formulations for regional fire‑code requirements.

Sustainability & Growth Initiatives:

• Developing bio‑based phosphorus compounds to reduce carbon footprint.
• Implementing circular economy practices across manufacturing sites.
• Targeting emerging markets through strategic partnerships.

3️⃣ Budenheim

Headquarters: Germany
Key Offering: High‑performance APP for construction and automotive sectors

Budenheim focuses on precision‑engineered APP grades that deliver reliable fire‑resistance in structural steel and composite panels. Its strong presence in the European market is supported by compliance with EN 13501 and REACH regulations.

Sustainability & Growth Initiatives:

• Reducing energy consumption in production lines.
• Expanding water‑borne APP formulations for low‑VOC compliance.
• Investing in digital supply‑chain transparency.

4️⃣ Shin‑A T&C Co., Ltd.

Headquarters: South Korea
Key Offering: Phase II APP for high‑temperature industrial applications

Shin‑A T&C has carved a niche in the Asian market by delivering APP products that meet stringent Korean fire‑safety standards. The company’s emphasis on product reliability has earned it contracts for petrochemical and LNG facilities.

Sustainability & Growth Initiatives:

• Adopting renewable energy sources across manufacturing plants.
• Developing encapsulated APP grades to enhance outdoor durability.
• Collaborating with local universities on material science research.

5️⃣ Jiangsu Changfeng Chemical Industry Co., Ltd.

Headquarters: China
Key Offering: Phase I & II APP for construction and electronics

Jiangsu Changfeng’s extensive production capacity supports large‑scale infrastructure projects in China and Southeast Asia. The firm offers a broad range of APP grades that cater to both water‑based and solvent‑based coating systems.

Sustainability & Growth Initiatives:

• Implementing waste‑water recycling to reduce environmental impact.
• Expanding R&D for low‑smoke, high‑char APP formulations.
• Strengthening supply‑chain resilience against raw‑material price volatility.

6️⃣ Perimeter Solutions

Headquarters: United States
Key Offering: Customizable APP blends for specialty coatings

Perimeter Solutions offers tailored APP blends that integrate seamlessly with polyurethane and epoxy matrices, providing manufacturers with flexibility in achieving fire‑resistance targets without compromising mechanical properties.

Sustainability & Growth Initiatives:

• Developing zero‑VOC formulations for aerospace and defense applications.
• Expanding partnerships with automotive OEMs in the U.S. and Canada.
• Investing in AI‑driven process optimization to reduce waste.

7️⃣ JLS Chemical

Headquarters: China
Key Offering: High‑purity APP for construction and industrial sectors

JLS Chemical’s focus on purity and consistent crystal size has positioned it as a preferred supplier for large‑scale construction projects across Asia and the Middle East.

Sustainability & Growth Initiatives:

• Implementing green chemistry principles in production.
• Expanding production capacity in environmentally responsible facilities.
• Collaborating with local governments on fire‑safety training programs.

8️⃣ Shifang Changfeng Chemical Co., Ltd.

Headquarters: China
Key Offering: Phase II APP for high‑temperature industrial applications

Shifang Changfeng delivers APP products that meet the demands of petrochemical and power‑generation facilities, focusing on thermal stability and moisture resistance.

Sustainability & Growth Initiatives:

• Adopting renewable energy in manufacturing.
• Investing in encapsulation technology to improve outdoor performance.
• Expanding regional distribution networks.

9️⃣ Zhejiang Longyou GD Chemical

Headquarters: China
Key Offering: Water‑borne APP formulations for construction coatings

Zhejiang Longyou GD Chemical emphasizes low‑VOC, water‑borne APP solutions that align with global sustainability goals while maintaining char performance.

Sustainability & Growth Initiatives:

• Developing biodegradable binder systems.
• Expanding R&D for high‑char APP grades.
• Implementing digital supply‑chain traceability.

🔟 Shifang Taifeng New Flame Retardant

Headquarters: China
Key Offering: Phase II APP for offshore and petrochemical applications

Shifang Taifeng focuses on APP products that withstand extreme heat fluxes, making it a go‑to supplier for offshore platforms and LNG terminals.

Sustainability & Growth Initiatives:

• Investing in renewable energy for production.
• Developing high‑performance, low‑smoke formulations.
• Strengthening global logistics to reduce carbon footprint.

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OUTLOOK

• Regulatory momentum in Asia‑Pacific and Middle East drives sustained demand for certified intumescent systems.
• Manufacturers that accelerate water‑borne Phase II development will capture a growing share of the green‑building segment.
• Price sensitivity in emerging markets underscores the need for cost‑efficient, high‑performance APP grades.

FUTURE TRENDS

• Integration of APP with smart building materials that monitor fire‑safety performance in real time.
• Growth of additive manufacturing in construction, creating new opportunities for APP‑based composites.
• Enhanced collaboration between chemical suppliers and construction firms to embed fire‑resistance into design from the outset.