PU Curing Agent MOCA-HR
1. Chemical information
Chemical Name: 3,3’ dichloro 4,4’ diaminodiphenylmethane
Molecular Formula: C13H12N2Cl2
Molecular Weight:267.16
CAS No.: 101-14-4
2. Specifications
Appearance | Pale yellow granule |
Melting point | ≥97 |
Moisture | < 0.30 |
Solid density (24 ℃)g·cm 3 | 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 a way from sunlight |
Solubility |
Easily soluble in Aceton DMF, DMSO, MEK and THF. Soluble in ethanol, toluene and benzene.Insoluble in water. |
Safety |
LD50 (rats) 5000 mg/kg. Wear mask, gloves and goggles when handling. |
3. Advantages
MOCA-HR features with high temperature resistance and color stability. The color of the melted MOCA-HR liquid keeps light yellow and clear transparent without any changes after heating or reheating several times, even though the heating temperature is up to 150 ℃.
4. Applications
MOCA-HR is a naromatic diamine chain extender or curing agent for polyurethane. It can be applied in a variety of casting polyurethane elastomer parts manufactured with casting machines. It makes the product with light color.
MOCA-HR can also be used as curing agent for epoxy resin.
5. Packaging
50kg net weight in carton drum with black polyethylene liner.