Description

Fiber A CAS NO 39310-73-1 is a high-performance synthetic fiber intermediate or specialty chemical, identified by the CAS registry number 39310-73-1. This compound is valued for its unique structural properties that impart strength, durability, and specific functional characteristics to advanced materials. It is essential for manufacturers and R&D teams in sectors requiring tailored material performance. Key industries that utilize this product include advanced composites, technical textiles, filtration media, and specialty polymer production.

Application

• Advanced Composite Materials: Used as a reinforcing agent or precursor in high-strength, lightweight composites for aerospace and automotive applications.
• Technical & Industrial Textiles: Serves as a key component in the production of durable fabrics for protective clothing, geotextiles, and industrial belts.
• Specialty Filtration Media: Employed in the manufacture of high-efficiency filter cartridges and membranes for chemical processing and environmental applications.
• Polymer Modification: Acts as an additive or co-monomer to enhance the thermal stability, mechanical strength, or chemical resistance of engineering plastics.
• Research & Development: Utilized in laboratories for developing new polymeric materials and studying structure-property relationships.
• Consumer Goods: Found in high-performance sporting goods and durable consumer products requiring enhanced material properties.

Basic Information

Product Name	Fiber A
CAS No.	39310-73-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Poly(p-phenylene terephthalamide) (PPTA) variant, Aramid fiber intermediate, 39310-73-1, High-performance fiber precursor, Synthetic fiber polymer, Technical fiber chemical, Para-aramid intermediate, Fiber-grade polymer
EINECS	Contact for details

Quality Control

Our Fiber A is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Quality assurance protocols include rigorous in-process and final product testing against established internal specifications. A comprehensive Certificate of Analysis (COA) detailing key parameters such as intrinsic viscosity, amine end-group concentration, and thermal stability is provided with each shipment. We are committed to meeting the specific requirements of our industrial partners.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat sources and incompatible materials. For long-term storage, consider using a desiccant to maintain low moisture levels. Always handle and store in accordance with good industrial hygiene and safety practices.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Intrinsic Viscosity	5.0 - 6.5 dL/g
Moisture Content (KF)	≤ 1.0%
Ash Content	≤ 0.5%
Thermal Stability (TGA)	Decomposition onset > 400°C

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