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Home > Products > Polyurethane Curing Agent > Bright Yellow Color Polyurethane Chain Extender MOCA with High-Temperature Resistance and Color Stability

Bright Yellow Color Polyurethane Chain Extender MOCA with High-Temperature Resistance and Color Stability

Product Details

Place of Origin: China

Brand Name: EXCEEDCHEM

Certification: ISO9001:2008

Model Number: MOCA-HR

Payment & Shipping Terms

Minimum Order Quantity: 1200KG

Price: To be negotiated

Packaging Details: 50kg/carton drum

Delivery Time: 5-8 work days

Payment Terms: L/C,T/T

Supply Ability: 1000mt/month

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Highlight:
Product Name:
Bright Yellow Color Polyurethane Chain Extender MOCA
Appearance:
Yellow Flake
Storage:
Be Airtight In A Dry Ar Ea And A Way From Sunlight
Melting Point:
97℃
Product Name:
Bright Yellow Color Polyurethane Chain Extender MOCA
Appearance:
Yellow Flake
Storage:
Be Airtight In A Dry Ar Ea And A Way From Sunlight
Melting Point:
97℃
Bright Yellow Color Polyurethane Chain Extender MOCA with High-Temperature Resistance and Color Stability
Bright Yellow Color Polyurethane Chain Extender MOCA
Bright Yellow Color Polyurethane Chain Extender MOCA is a high-performance aromatic diamine chain extender and curing agent designed for polyurethane systems with exceptional color stability and thermal resistance.
Product Attributes
Attribute Value
Product name Bright Yellow Color Polyurethane Chain Extender MOCA
Appearance Yellow Flake
Storage Be airtight in a dry area and away from sunlight
Melting point 97℃
Molecular Weight 267.16
Chemical Information
Chemical Name 3,3' dichloro 4,4' diaminodiphenylmethane
Molecular Formula C13H12N2Cl2
Molecular Weight 267.16
Specifications
Parameter Specification
Appearance Pale yellow granule
Melting point ≥97
Moisture < 0.30
Solid density (24 ℃)g*cm³ 1.44
Liquid density (107 ℃)g* ml⁻¹ 1.26
Amine equivalent 131-136
Free amine, % < 1.00
Color (Gardner) < 4
Aceton insoluble matter, % < 0.04
Hygroscopicity None
Storage Be airtight in a dry area and away from sunlight
Solubility
Easily soluble in Aceton DMF, DMSO, MEK and THF. Soluble in ethanol, and benzene. Insoluble in water.
Safety
LD50 (rats) 5000 mg/kg. Wear mask, gloves and goggles when handling.
Advantages
MOCA-HR features outstanding high-temperature resistance and color stability. When repeatedly heated to temperatures as high as 150 °C, its molten state stays pale yellow, clear and transparent with no visible changes in appearance.
Applications
MOCA-HR functions as an effective aromatic diamine chain extender and curing agent in polyurethane systems. It is applicable to the fabrication of multiple light-colored cast polyurethane elastomer components with casting machines, and can also be used as a stable curing agent for epoxy resins.
Packaging
50kg net weight in carton drum with black polyethylene liner.