MOCA

STRUCTURAL FORMULA

CHEMICAL NAME¡G4,4'-Methylene-Bis-Orthochloroaniline

C¢H=58.45¢H H¢H=4.53¢H CL¢H=26.54¢H N¢H=10.48¢H

 
PHYSICAL PROPERTIES OF MOCA M CURATIVE
Molecular Weight ......................... 267.16
Equivalent Weight ......................... 133.575
Appearance ......................... light yellow granule
(100% through 1/2 mesh serene)
Order ......................... Slight
Amine ......................... 7.4-7.6(mmol/g)
Specific gravity at 24¢J ......................... 1.44
¡@¡@¡@¡@¡@¡@ at 107¢J ......................... 1.26
Melting point range ......................... 110-120¢J
Storage stability ......................... Slightly hygroscopic
Solubility ......................... Soluble in MEK, DNF, Toluene
Acetone, Ethanol, Insoluble in water
Usage ......................... curing agent for polyurethane and epoxy
Package ......................... 25kg or 50kg per fiber drum
Toxicity ......................... The oral LD90 is 5,000 mg/kg

 
USAGE
1. What is the Urethane Elastomer?
(1) Definition¡G
Polyurethane elastomer is flexible, and posse's elasticity nature likes rubber. The following is molecular structure. ~NCO+~OH¡÷~~NH-C-O-O

(2) Polyurethane characteristics¡G
It is good for¡G

  • Abrasion resistance
  • Elasticity no matter with high or low hardness
  • Tensile strength, tear strength, compression strength
  • Chemical, oil ozone and cold resistance
  • Impact resistance
  • Absorption of vibration
  • Workability and so on
This is Cross linking and goof curing agent for PU elasticity. The finished products as following:
1. Caster¡GPU Caster and Wheels
2. Seals¡GPU Hydraulic Seals and Packages
3. Spring¡GPU Rod , Sheet , Bar and Film
4. Blade¡GPU Drum Blade for Copier and Laser Printer
5. Squeegees¡GPU Squeegees for Screen Printing
6. Friction Wheels¡GPU Disc and Friction Wheel for Textile Machine
7. Roller¡GAll Kinds of RU Rollers
8. Parts¡GPU Flexible Coupling and Parts
Also we can recommend and introduce the supply of prepolymer and finished products for your asking only.
2. Manufacturing Process for Molding Compounds