Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Eastman PTA Purified Terephthalic Acid

Eastman PTA Purified Terephthalic Acid is a high-purity terephthalic acid (TPA) from Eastman’s specialty chemicals portfolio, designed for premium polyester fiber and resin production. It offers exceptional color stability, low metal content, and consistent crystallinity—ensuring superior polymer clarity, melt stability, and纺丝 performance versus standard TPA grades.
  • eastman pta purified terephthalic acid_31d143d0
  • eastman pta purified terephthalic acid_31d143d0

Features Of Eastman PTA Purified Terephthalic Acid

  1. High chemical purity with ultra-low levels of 4-carboxybenzaldehyde (4-CBA) and other oxidation by-products.

  2. Consistent particle size distribution for optimized slurry handling and esterification kinetics.

  3. Low ash and metal content, supporting high-quality polyester melt stability and color retention.

  4. Manufactured under stringent ISO 9001-certified quality systems with full traceability from raw materials to finished product.

  5. Designed for compatibility with modern continuous PTA–EG esterification and polycondensation processes.

Typical Applications Of Eastman PTA Purified Terephthalic Acid

  1. Polyethylene terephthalate (PET) resin for beverage bottles and food packaging.

  2. Textile-grade polyester fibers for apparel, home textiles, and industrial fabrics.

  3. Engineering polyester resins used in automotive components and electrical insulation.

  4. Polybutylene terephthalate (PBT) and co-polyester blends for high-performance thermoplastics.

  5. Film-grade PET for flexible packaging, magnetic tape, and photovoltaic backsheet substrates.

Specifications Of Eastman PTA Purified Terephthalic Acid

Chemical TypePurified terephthalic acid (PTA)
Product FormFree-flowing white crystalline powder
AppearanceWhite to off-white granular solid
Primary ApplicationsPET, PBT, and specialty polyester synthesis
Key FeaturesLow 4-CBA, low acetaldehyde precursors, high thermal stability
BenefitsEnables high-speed spinning, superior clarity, and reduced yellowing in final polymers
Storage ConditionsStore in dry, well-ventilated area; protect from moisture and contamination
Regulatory ComplianceREACH registered; compliant with FDA 21 CFR §177.1630 for food-contact PET


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