Description

Azelaic Acid-Dimethyl Terephthalate-Ethylene Glycol-Isophthalic Acid-Neopentyl Glycol Copolymer is a specialized, high-performance polyester copolymer engineered for demanding industrial applications. This compound matters because it combines the beneficial properties of its constituent monomers, such as thermal stability, chemical resistance, and excellent film-forming characteristics. It is primarily needed by manufacturers in the coatings, resins, and specialty plastics industries seeking to enhance product durability and performance.

Application

• High-Performance Industrial Coatings: Used as a key resin binder in powder coatings, coil coatings, and can coatings, providing excellent weatherability, corrosion resistance, and mechanical strength.
• Saturated Polyester Resins: Serves as a critical raw material for formulating saturated polyester resins used in automotive primers, appliance finishes, and general industrial paints.
• Specialty Adhesives and Sealants: Imparts toughness, flexibility, and adhesion in formulations for construction, automotive, and aerospace sealants and structural adhesives.
• Plastic Modifiers and Additives: Acts as a compatibilizer or performance additive in polymer blends to improve impact resistance, thermal properties, and surface finish.
• Electrical Insulating Varnishes: Employed in the production of wire enamels and insulating varnishes due to its good dielectric properties and thermal endurance.
• Ink Resins: Used in the formulation of high-quality printing inks, particularly for packaging, where chemical resistance and gloss are required.

Basic Information

Product Name	Azelaic Acid-Dimethyl Terephthalate-Ethylene Glycol-Isophthalic Acid-Neopentyl Glycol Copolymer
CAS No.	75701-44-9
Molecular Formula	(C9H16O4 • C10H10O4 • C2H6O2 • C8H6O4 • C5H12O2)x
Molecular Weight	Varies (Polymer)
Synonyms	Poly(azelaic acid-co-dimethyl terephthalate-co-ethylene glycol-co-isophthalic acid-co-neopentyl glycol); Saturated Polyester Resin based on Azelaic Acid, DMT, EG, IPA, and NPG; Azelaic Acid/DMT/EG/IPA/NPG Copolymer; Copolymer of Azelaic Acid, Dimethyl Terephthalate, Ethylene Glycol, Isophthalic Acid, and Neopentyl Glycol; Polyester Copolymer 75701-44-9; NPG-Modified Polyester Resin; Alkyd-Type Copolymer Resin
EINECS	Contact for details

Quality Control

Our production of Azelaic Acid-Dimethyl Terephthalate-Ethylene Glycol-Isophthalic Acid-Neopentyl Glycol Copolymer adheres to stringent quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as acid value, hydroxyl value, viscosity, glass transition temperature (Tg), and color are rigorously tested. Certificates of Analysis (COA) detailing all relevant specifications are provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C / 59-77°F). Keep away from strong acids and organic solvents. The material should be stored in its original packaging until use to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white flakes or pellets
Acid Value (mg KOH/g)	≤ 5.0
Hydroxyl Value (mg KOH/g)	20 - 60
Viscosity (at 25°C, 40% in Solvent)	200 - 800 mPa·s
Glass Transition Temperature (Tg)	40 - 60 °C
Color (Gardner)	≤ 2
Softening Point (Ring & Ball)	90 - 120 °C
Identification (IR)	Conforms

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.