Description

Diethyleneglycol,Ethyleneglycol,Dimethylterephthalatepolymer is a high-performance polymeric material, specifically a polyester copolymer, known for its excellent thermal stability and chemical resistance. This compound is crucial for creating durable, high-quality synthetic materials that meet stringent industrial requirements. It is primarily sought by manufacturers in the polymer and specialty chemical sectors for advanced material synthesis.

Application

• Primary Raw Material for Polyester Resins: Used in the synthesis of specialized copolyester resins for coatings, adhesives, and engineering plastics.
• Thermoplastic Elastomer Production: Serves as a key component in formulating flexible yet durable thermoplastic elastomers (TPEs).
• Fiber Modification: Employed to modify the properties of synthetic fibers, enhancing characteristics like dyeability, strength, and thermal resistance.
• Industrial Film and Sheeting: Used in the production of high-performance films requiring excellent barrier properties and dimensional stability.
• Hot Melt Adhesives: Acts as a polymer backbone in formulating high-strength hot melt adhesives for packaging and automotive applications.
• Polymer Additive and Modifier: Functions as a compatibilizer or property enhancer in polymer blends and composites.

Basic Information

Product Name	Diethyleneglycol,Ethyleneglycol,Dimethylterephthalatepolymer
CAS No.	29154-49-2
Molecular Formula	(C10H8O4·C2H6O2·C4H10O3)n
Molecular Weight	Polymer - Variable
Synonyms	Poly(oxy-1,2-ethanediyloxycarbonyl-1,4-phenylenecarbonyl); Poly(ethylene terephthalate-co-diethylene terephthalate); PETG copolymer (related grade); Glycol-modified polyethylene terephthalate; Copolyester of ethylene glycol, diethylene glycol, and terephthalic acid; Poly(ethylene/diethylene terephthalate); TPA-EG-DEG copolymer
EINECS	Contact for details

Quality Control

Our Diethyleneglycol,Ethyleneglycol,Dimethylterephthalatepolymer is produced under a strict quality management system to ensure batch-to-batch consistency and performance reliability. Each lot is characterized for critical parameters including intrinsic viscosity, melting point, and copolymer composition. Certificates of Analysis (COA) documenting these specifications are available upon request 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). Keep away from strong oxidizing agents and excessive heat to maintain polymer integrity.

Specification

Item	Specification
Appearance	White to off-white pellets or powder
Intrinsic Viscosity (IV)	0.50 - 0.80 dL/g (Typical)
Melting Point (DSC)	190 - 220 °C
Acid Value	≤ 2.0 mg KOH/g
Moisture Content (Karl Fischer)	≤ 0.5 %
Glass Transition Temperature (Tg)	70 - 85 °C
Diethylene Glycol (DEG) Content	1 - 5 mol%

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