Description

N2Ll Poly(Amido-Amine)-Polyurethane Copolymer is a high-performance, specialty polymer designed for advanced material science applications. This unique copolymer combines the robust mechanical properties and chemical resistance of polyurethane with the enhanced adhesion and cross-linking capabilities of a poly(amido-amine) structure. It is essential for formulators and manufacturers seeking to develop durable coatings, adhesives, and composite materials with superior performance characteristics. Key industries that utilize this advanced material include automotive, aerospace, electronics, and high-performance industrial coatings.

Application

• High-Performance Coatings: Used as a key resin in industrial, automotive, and marine coatings for exceptional durability, chemical resistance, and weatherability.
• Advanced Adhesives & Sealants: Serves as a toughening agent and binder in structural adhesives, providing excellent bond strength and flexibility.
• Composite Materials: Acts as a matrix resin or interfacial modifier in fiber-reinforced plastics (FRP) and other composites to enhance mechanical properties.
• Electronic Encapsulants: Employed in potting and encapsulation compounds to protect sensitive electronic components from moisture, vibration, and thermal stress.
• Elastomer Modification: Used to improve the tear strength, abrasion resistance, and low-temperature flexibility of polyurethane and other elastomers.
• Textile & Leather Finishing: Applied in coatings for textiles and synthetic leather to impart water resistance, durability, and a soft hand feel.

Basic Information

Product Name	N2Ll Poly(Amido-Amine)-Polyurethane Copolymer
CAS No.	123098-01-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Poly(amidoamine)-polyurethane copolymer; PAAPU copolymer; Amidoamine-modified polyurethane; N2Ll copolymer; Polyurethane-polyamidoamine hybrid polymer; Thermoplastic poly(amide-urethane); TPU-PAA copolymer; Reactive polyurethane oligomer with amidoamine groups
EINECS	Contact for details

Quality Control

Our N2Ll Poly(Amido-Amine)-Polyurethane Copolymer is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in molecular weight, viscosity, functionality, and purity, meeting the stringent requirements of industrial applications. Certificates of Analysis (COA) documenting key parameters 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 heat sources and open flame. This material is hygroscopic (moisture-sensitive); ensure containers are sealed after each use to prevent moisture absorption, which may affect product performance.

Specification

Item	Specification
Appearance	Viscous liquid or solid pellets
Color	Colorless to pale yellow
Identification (IR)	Conforms to structure
Solid Content	≥ 98.0 %
Viscosity (25°C)	Contact for details
Amine Value	Contact for details
Moisture Content	≤ 0.5 %

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