MOCA, CAS#: 101-14-4 Polyurethane Curing Agent, Manufacturer

الوصف

Description
MOCA-HR will show a significant reduction in properties if heated for long periods of time at temperatures in excess of **1

Chemical Name: 4, 4''-methylene-bis-(ortho-chloroaniline) (MOCA)
CAS No.: *******4

SPECIFICATIONS
Appearance    Pale yellow granular pellet
Melting range    *8 *- **2
Moisture %    < 0.*0

PHYSICAL PROPERTIES
Bulk density (*4) / g/cm    1.*4
Liquid density (**7) / g/ml    1.*6
Amine value / mmol/g    7.**7.6
Free Aniline %    < 1.*0
Color (Gardner)    < 4
Acetone insoluble matter %    < 0.*4
Water absorption tendency    None
Storage stability    Stable, decomposes above **0

SOLUBILITY
Very soluble in Acetone, DMF, DMSO, MEK and THF. 
Soluble in Ethanol, Toluene and Benzene. 
Insoluble in water. 

APPLICATIONS
Curing agent for polyurethane elastomers and cast polyurethanes. 
Curing agent for epoxy or epoxy urethane resin. 

FORMULATIONS
MOCA-HR is usually used to cure prepolymers that are produced from TDI reacted with polyether or polyester polyol. The prepolymer normally contains NCO of 4.2 - 4.3 %. Pot life is usually 8 - *0 minutes. 
MOCA-HR will show a significant reduction in properties if heated for long periods of time at temperatures in excess of **1. 


LD*0 (Rats) ***0mg/kg. 
OSHA PEL 0.*2ppm (*-hour TWA), ACGIH TLV 0.*1ppm. 
MOCA has been classified as a carcinogen since ***3, based upon test results with laboratory animals. In ***2, ACGIH, after reviewing existing information, continued the classification of MBOCA as a "Suspect Human Carcinogen". 

STORAGE
MOCA-HR should be stored in a dry location. 

PACKAGING
Net **-kg carton drum with polyethylene liner.