Description

1,4-Benzendicarboxylic Acid Polymer With 1,6-Hexanediamine And Hexanedioic Acid, Block is a high-performance, segmented copolymer belonging to the polyamide family, synthesized from key monomers to create a material with a unique balance of properties. This engineered polymer is critical for applications demanding enhanced thermal stability, mechanical strength, and chemical resistance compared to standard nylons. It is primarily sought by manufacturers in the advanced engineering plastics, specialty fibers, and high-barrier packaging industries for creating superior components and materials.

Application

• High-Performance Engineering Plastics: Used as a matrix resin for injection-molded components in automotive (under-the-hood parts, connectors) and electrical applications requiring high heat deflection temperature and stiffness.
• Specialty and Technical Fibers: Serves as a precursor for high-tenacity fibers used in industrial textiles, tire cord, and advanced composites.
• Barrier Packaging Films: Employed in multi-layer film structures for food and pharmaceutical packaging to provide excellent oxygen and aroma barrier properties.
• Hot-Melt Adhesives and Coatings: Utilized in formulations requiring strong adhesion, flexibility, and resistance to chemicals and solvents.
• Polymer Modification: Acts as a compatibilizer or toughening agent in polymer blends to improve impact strength and thermal properties.

Basic Information

Product Name	1,4-Benzendicarboxylic Acid Polymer With 1,6-Hexanediamine And Hexanedioic Acid, Block
CAS No.	127823-33-0
Molecular Formula	(C8H6O4·C6H16N2·C6H10O4)n
Molecular Weight	Polymer - Contact for details
Synonyms	Poly(hexamethylene terephthalamide)-block-poly(hexamethylene adipamide); PA 6T/6,6 Block Copolymer; Nylon 6T-block-6,6; Polyamide 6T/66 Block Copolymer; Terephthalic Acid/Hexamethylenediamine/Adipic Acid Copolymer; Segmented Copolyamide from TPA, HMD, and AA; Block Copolyamide of 6T and 66
EINECS	Contact for details

Quality Control

Our production of this advanced block copolymer adheres to stringent quality management systems. Every batch is characterized for critical parameters including inherent viscosity, melting point, amine end-group concentration, and thermal stability to ensure consistent performance in downstream processing. Certificates of Analysis (COA) detailing lot-specific specifications are provided to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. This material is hygroscopic (moisture-sensitive). Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep the container tightly sealed in a dry environment to prevent moisture absorption, which can affect processing and final product properties.

Specification

Item	Specification
Appearance	White to off-white pellets or granules
Identification (IR)	Conforms to structure
Inherent Viscosity	0.8 - 1.2 dL/g (typical)
Melting Point (DSC)	280 - 310 °C
Moisture Content	< 0.1 %
Amine End Group Content	30 - 50 meq/kg
Ash Content	< 0.05 %

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