Description

Pentaerythritol Tris[3-(1-Aziridinyl)Propionate] is a specialized multifunctional aziridine crosslinking agent. Its core value lies in its ability to form stable, covalent bonds under mild conditions, enabling the creation of durable, high-performance polymer networks. This compound is essential for formulators and manufacturers in the coatings, adhesives, and specialty polymer industries seeking to enhance product durability, chemical resistance, and mechanical properties.

Application

• As a crosslinking agent in high-performance, solvent-based industrial coatings to improve hardness, chemical resistance, and adhesion.
• A key reactive component in the formulation of adhesives and sealants, providing enhanced thermal stability and bond strength.
• Used in the production of radiation-curable resins and inks for applications requiring rapid curing and excellent film properties.
• As a modifier in fiber treatments and textile finishes to impart wrinkle resistance and durability.
• In the synthesis of specialty polymers and elastomers where controlled crosslink density is critical for performance.
• For research and development of novel polymeric materials in academic and industrial laboratories.

Basic Information

Product Name	Pentaerythritol Tris[3-(1-Aziridinyl)Propionate]
CAS No.	57116-45-7
Molecular Formula	C20H33N3O7
Molecular Weight	427.50 g/mol
Synonyms	PETA; Pentaerythritol Triacrylate Aziridine; 1-Aziridinepropanoic Acid, 2-[[3-(1-Aziridinyl)-1-oxopropoxy]methyl]-2-[[(3-(1-aziridinyl)-1-oxopropoxy)methyl]-1,3-propanediyl Ester; Tris(2-methyl-1-aziridinyl)phosphine Oxide Propionate Ester (related); Aziridine Crosslinker; Pentaerythritol Tri(aziridinylpropionate); PETAP; Crosslinking Agent PETA
EINECS	Contact for details

Quality Control

Our Pentaerythritol Tris[3-(1-Aziridinyl)Propionate] is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure consistency, purity, and performance. Certificates of Analysis (COA) documenting key parameters such as assay, aziridine content, and impurity profiles 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). This product is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Aziridine Content	Contact for details
Water Content (KF)	≤ 0.5%
Viscosity	Contact for details

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