Polyurethane Resin — PU prepolymer / CAS 9016-87-9

Description

1. Product Overview

Polyurethane Resin (PU Prepolymer, CAS 9016-87-9) is a high-performance reactive polymer widely used as a foundational binder in industrial elastomers, coatings, adhesives, sealants, and cast polyurethane systems. It is engineered through controlled reaction of polyols and isocyanates to deliver excellent mechanical strength, flexibility, and chemical resistance.

This product serves as a critical intermediate in manufacturing durable polyurethane-based materials across automotive, construction, mining, and industrial tooling sectors. Its key value proposition lies in its ability to deliver customizable curing behavior, superior adhesion to diverse substrates, and long-term structural stability under demanding operating conditions.

As global industries shift toward high-durability, energy-efficient materials, PU prepolymer plays a strategically important role in enabling lightweight, high-strength, and corrosion-resistant solutions across advanced manufacturing supply chains.

2. Key Specifications & Technical Characteristics

• Chemical Composition: Polyether or polyester-based polyurethane prepolymer (isocyanate-terminated)
• CAS Number: 9016-87-9
• Active Content: High NCO-terminated prepolymer (grade-dependent formulation)
• Physical Form: Viscous liquid or semi-liquid resin
• Color: Pale yellow to amber
• Viscosity: Adjustable depending on formulation grade
• Density: Approx. 1.05–1.20 g/cm³ (varies by system)
• Solubility: Insoluble in water; soluble in common organic solvents
• Packaging Options:
  • 200 kg steel drums
  • 1000 kg IBC tanks
  • Bulk tanker delivery (upon request)
• Shelf Life: 6–12 months under sealed, dry, temperature-controlled storage conditions

3. Core Industrial Applications

Polyurethane Resin PU Prepolymer is widely used across multiple high-performance industries, including automotive, construction, mining, electronics, and heavy machinery manufacturing.

• Elastomers & Cast PU Parts: Used in wheels, rollers, bushings, and industrial components requiring abrasion resistance and elasticity
• Adhesives & Sealants: Provides strong bonding to metals, plastics, wood, and concrete with excellent environmental resistance
• Coatings Industry: Used in protective coatings for corrosion resistance, chemical shielding, and surface durability enhancement
• Mining & Heavy Industry: Ideal for wear-resistant linings, screens, and impact-resistant tooling components
• Construction Materials: Used in waterproofing systems and structural reinforcement applications

Compared to conventional polymer systems, PU prepolymers offer superior abrasion resistance, higher load-bearing capacity, and longer service life, significantly reducing maintenance and replacement costs.

4. Competitive Advantages

• Consistent Industrial-Grade Quality: Strict batch control ensures stable NCO content and predictable curing performance
• Reliable Global Supply Chain: Scalable production capacity supports long-term industrial procurement contracts
• Flexible Formulation Capability: Custom grades available for hardness, viscosity, and curing time optimization
• Cost-Efficient Performance: Extends product lifespan and reduces total lifecycle maintenance costs
• Environmental Performance: Designed for high material efficiency and reduced waste generation in end-use applications
• Technical Documentation Support: Full COA, MSDS, and application guidance available for industrial integration

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20 MT
• Supply Format: Drum / IBC / Bulk tanker shipment
• Loading Capacity: Approximately 20 MT per 20-foot container (depending on packaging configuration)
• Delivery Terms: FOB / CIF / EXW available upon request
• Export Capability: Global shipment support with industrial-grade logistics handling