JOYWAY INDUSTRIAL COMPANY LIMITED
Quality Polyurethane, Exceptional Screens, One-stop service
Add to Cart
Polyurethane curing agent-- high purity MOCA
Chemical name: 4,4’-Methylene-bis(ortho-chloroaniline);3,3’-Dichloro-4,4’-diaminodiphenylmethane
Molecular Formula:C13H12N2CL2
Molecular weight:267.16
CAS No.:101-14-4
TECHNICAL INDEX AND TYPICAL PHYSICOCHEMICAL PROPERTIES
| Items | Index |
| Appearance,℃ | White to yellowish flaky |
| Purity (HPLC),% | ≥99.0 |
| Melting point, | ≥105 |
| Water,% | ≤0.1 |
| Solid Density(24℃),g/cm3 | 1.43-1.45 |
| Density (107℃,Melt liquid),g/cm3 | 1.24-1.28 |
| Amine equivalent weight | 131-136 |
| Free Amine % | No |
| Color (Gardner) | ≤1 |
| Solubility |
Easily soluble in,DMF,DMSO,MEK and THF.Soluble in ethanol,toluene. Insoluble in water.
|
CHARACTERISTICS AND USES:
MOCA is an aromatic diamine chain extender or curing agent widely used in casting polyurethane
elastomers,elastomeric pavement materials,PU waterproof coatings,PU adhesives,PU foams,
etc.
MOCA-WH is a high purity grade of MOCA.The melt MOCA is colorless to yellowish transparent liquid.
It is recommended used in the applications such as skateboard wheel,polyurethane rice hulling
roller,scraper,light color PU coatings,etc.which require good property and almost colorless transparent in
appearance.
SAFETY AND OCCUPATIONAL PROTECTION:
LD(rats)>5000 mg/kg.Wear mask,gloves and goggles when handling.
PACKAGING AND STORAGE:
50kg net weight in waterproof brown fiber drum with black polyethylene liner.Keep
Keep it storing airtight in a dry area and away from sunlight.
Shelf life of this product is 2 years.If stored over shelf life,it can still be used when the main application
properties be qualified by inspecting.