Description

1,3-Benzenedicarboxylic Acid, Dimethyl Ester, Polymer With Dimethyl-1,4-Benzenedicarboxylate And 1,2-Ethanediol is a high-performance copolyester, commonly known as a modified PET or PETG-type resin. This engineered polymer is valued for its excellent clarity, impact strength, and chemical resistance, making it a superior material for demanding applications. It is primarily sought by manufacturers in the packaging, specialty films, and industrial plastics sectors who require a durable, transparent, and processable thermoplastic.

Application

• High-Clarity Packaging: Used for the production of bottles, jars, and containers for food, beverages, and cosmetics where glass-like transparency and shatter resistance are critical.
• Thermoformed Sheets and Blisters: Ideal for medical device packaging, point-of-purchase displays, and protective clamshells due to its excellent formability and strength.
• Specialty Films and Labels: Manufactured into films for graphic arts, overlaminates, and shrink sleeves that require dimensional stability and printability.
• Industrial Components: Molded into parts requiring good chemical resistance and mechanical properties, such as gears, housings, and sight glasses.
• 3D Printing Filament: Serves as a base material for premium, durable, and low-warpage filaments (often under trade names like PETG).
• Optical Products: Utilized in applications demanding good light transmission, such as light guides, lenses, and protective face shields.

Basic Information

Product Name	1,3-Benzenedicarboxylic Acid, Dimethyl Ester, Polymer With Dimethyl-1,4-Benzenedicarboxylate And 1,2-Ethanediol
CAS No.	25135-73-3
Molecular Formula	(C10H10O4 • C10H10O4 • C2H6O2)n
Molecular Weight	Polymer - Contact for details
Synonyms	Poly(ethylene terephthalate-co-1,4-cyclohexylenedimethylene terephthalate); PETG Copolyester; Glycol-modified PET; Poly(1,4-cyclohexylenedimethylene terephthalate-co-ethylene terephthalate); PCTG; Copolyester of Dimethyl Terephthalate, Dimethyl Isophthalate, and Ethylene Glycol; Cyclohexanedimethanol (CHDM) modified PET; Amorphous Copolyester
EINECS	Contact for details

Quality Control

Our copolyester is produced under a strict quality management system to ensure batch-to-batch consistency for critical processing parameters like intrinsic viscosity (IV) and thermal properties. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key specifications. Our production and quality processes are designed to support compliance with relevant FDA and EU regulations for food contact materials, where applicable.

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 heat sources and open flame. Prior to processing, the resin should be dried according to standard industry protocols to prevent hydrolysis and ensure optimal product performance.

Specification

Item	Specification
Appearance	Clear, Colorless Pellets
Intrinsic Viscosity (IV)	0.70 - 0.85 dL/g
Glass Transition Temperature (Tg)	75 - 85 °C
Melting Point (Tm)	Amorphous / No distinct melt point
Moisture Content	< 0.05 %
Color (L* value)	> 90
Haze	< 2 %

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