Adipic acid

Adipic acid is  white crystalline powder, carboxylic acid organic compound, slightly soluble in water, and acidic when dissolved in water.

Applications of Adipic Acid

Adipic acid’s bifunctional structure makes it indispensable across diverse sectors:

• Polymer Synthesis: Primary monomer for nylon 6,6 used in fibers, engineering plastics, and composites. It enhances tensile strength and thermal stability in end products.
• Polyurethane Production: Acts as a chain extender in flexible and rigid foams, coatings, and adhesives for automotive and construction industries.
• Plasticizers and Lubricants: Improves flexibility in PVC resins and serves as a component in high-performance lubricants.
• Food and Pharmaceuticals: Approved as a food additive (E355) for acidity regulation and used in gelatinous formulations.
• Sustainable Innovations: Increasingly applied in bio-based polyesters and biodegradable plastics to support circular economy goals.

With global demand projected to grow due to advancements in lightweight materials, partnering with a reliable adipic acid supplier like Aozun Chem ensures supply chain resilience.

Why Choose Aozun Chem’s Adipic Acid?

• Unmatched Purity: Rigorous quality controls exceed ISO 9001 standards, reducing defects in downstream processes.
• Competitive Pricing: Bulk volumes at optimized rates without compromising quality.
• Global Reach: Efficient logistics to Asia, Europe, and North America, with flexible MOQs starting at 1 MT.
• Technical Support: Expert guidance on formulation and troubleshooting to maximize your yield.
• Sustainability Focus: Low-carbon footprint production aligned with REACH and RoHS compliance.

Invest in adipic acid that drives innovation—elevate your operations with Aozun Chem today.

Frequently Asked Questions (FAQs)

What is adipic acid, and why is it important in manufacturing?

Adipic acid is a six-carbon dicarboxylic acid essential for synthesizing polyamides like nylon 6,6. Its importance lies in enabling durable, lightweight materials used in everything from clothing to car parts, contributing to over 2.5 million tons of annual global production.

How is adipic acid produced?

It is primarily manufactured via the oxidation of cyclohexane or cyclohexanol, followed by nitric acid treatment. Modern processes emphasize reducing NOx emissions for greener production.

What are the safety considerations for handling it?

Adipic acid is generally non-toxic but can irritate skin, eyes, and respiratory systems. Use PPE, ensure ventilation, and store in cool, dry conditions away from strong oxidizers. It has a low flammability risk (flash point >150°C).

Is adipic acid suitable for food-grade applications?

Yes, when specified as food-grade (≥99.5% purity), it functions as an acidulant in beverages, baked goods, and supplements, complying with FDA and EU regulations.

What is the shelf life of adipic acid, and how should it be stored?

Under proper conditions (sealed, <30°C, low humidity), it remains stable for 2+ years. Avoid moisture to prevent caking.

Can it be used in bio-based alternatives?

Absolutely—it’s increasingly derived from renewable sources like glucose, supporting bio-nylon development for reduced petroleum dependency.

How does it compare to other dicarboxylic acids like succinic or sebacic acid?

Adipic acid offers a balanced chain length for nylon production, unlike shorter succinic (for polybutylene succinate) or longer sebacic (for specialty lubricants), making it ideal for high-volume textile applications.

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