Trimellitic Anhydride: High-Purity Chemical for Durable Plastics & Coatings
What Is Trimellitic Anhydride & Why It maleic-anhydride.html">Matters
Trimellitic Anhydride is a key chemical used to produce strong, long‑lasting plastics and high-performance coatings.
It is manufactured by Hualu Hengsheng, and widely used by plastic and material producers worldwide to make products more durable and heat‑resistant.
As global demand rises for eco-friendly materials and high-temperature resistant products, the market for Trimellitic Anhydride continues to grow steadily.
Global Market Data & Trends
In 2025, the global market size of Trimellitic Anhydride CAS 552-30-7 reached 453 million US dollars.
It is expected to grow at a rate of 2.5% per year until 2032.
The Asia‑Pacific region is the largest consumer, driven by strong demand from the automotive, electronics and packaging industries.
Key Market Trends
- Buyers prefer ultra‑high purity Trimellitic Anhydride (≥99%) for high‑end applications.
- Manufacturers focus on eco‑friendly production with less waste and lower energy consumption.
- Strong growth in uses for wires, cables, automotive interiors and heat‑resistant materials.
Product Specifications of Hualu Hengsheng Trimellitic Anhydride
Hualu Hengsheng’s Trimellitic Anhydride fully meets international industrial standards, with the following core indicators:
- Purity: ≥ 99%
- Melting point: 166 – 168 °C
- Ash content: ≤ 0.05%
- Color (APHA): ≤ 15
- Moisture: ≤ 0.1%
- CAS No.: 552-30-7
Two Grades Available
Industrial Grade
Used for plasticizers, coatings and polyester resins.
High‑Purity Grade
Used for polyimides, electrical insulation and high‑temperature coatings.
Manufacturing Process
Hualu Hengsheng produces Trimellitic Anhydride through a strict, standardized process:
- Raw material preparation and pretreatment
- Reaction with solvent and catalyst under controlled temperature and cooling
- Distillation and refining to ensure high purity
- Full quality testing before packaging and delivery
Main Applications
Trimellitic Anhydride is widely used in:
- Trimellitate plasticizers
- High-performance coatings
- Polyimide and polyester resins
- Electrical wires and cables
- Automotive interior materials
- Heat‑resistant industrial materials
Buyer Requirements & Our Advantages
When purchasing Trimellitic Anhydride, manufacturers focus on:
- Stable product quality and batch consistency
- Complete certificates: COA, MSDS and full technical documents
- Large‑scale stable supply and efficient logistics
- On‑time delivery to avoid production interruption
Many buyers face problems such as unstable quality and delayed shipments.
Hualu Hengsheng solves these pain points with a strict quality control system and large production capacity.
Call to Action
If you need Trimellitic Anhydride, contact Shandong Hualu Hengsheng Chemical Co., Ltd. today.
We can provide you with:
- Competitive price quote
- Full technical specifications and safety data
- Free samples for testing and verification
Our professional team will reply to your inquiry within 24 hours and support your project with customized solutions.
