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
SPECIFICATIONS & TYPICAL PROPERTIES
Property | Value |
Appearance | Pale yellow granule |
Melting point, ℃ | ≥ 102.0 |
Water content, % | ≤ 0.15 |
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, % | < 1.0 |
Acetone insoluble matter, % | < 0.04 |
Transmittance, % | ≥97 |
Solubility | Easily soluble in acetone, DMF, DMSO, MEK and THF. Soluble in ethanol, toluene and benzene. Insoluble in water. |
FEATURES &APPLICATIONS
MOCA-CK (MOCA-II) is a regular grade of MOCA.
MOCA is a kind of widely used high cost effective aromatic diamine chain extender or curing agent for casting
polyurethane elastomers, water-proof polyurethane coatings, elastomeric pavement materials, PU adhesives, PU foams, etc. The PU elastomers chain-extended with MOCA have excellent properties, are widely applied in the areas including machinery, building, vehicles & transportation, mining industry, electronic components encapsulation and sport facility, etc.
MOCA-CK is also a curing agent for epoxy or epoxy urethane resin.
SAFETY & OCCUPATIONAL PROTECTION
LD50 (rats) >5000 mg/kg. Wear mask, gloves and goggles when handling.
PACKAGING & STORAGE
25kg net weight in kraft paper bag with polyethylene liner.
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.