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| Categories | Polyurethane Curing Agent |
|---|---|
| Brand Name: | EXCEEDCHEM |
| Model Number: | MOCA-CK |
| Certification: | ISO9001:2008 |
| Place of Origin: | China |
| MOQ: | 1200KG |
| Price: | 3.8usd/kg |
| Payment Terms: | L/C, T/T |
| Supply Ability: | 1000mt/month |
| Delivery Time: | 5-8 work days |
| Packaging Details: | 25kg/kraft paper bag |
| Appearance: | Light yellow powder or granule |
| Melting point: | ≥102 |
| Water: | ≤0.1 |
| Molecular Weight: | 267.16 |
| CAS No.: | 101-14-4 |
| Storage: | 2 years |
| Company Info. |
| Qingdao Exceed Fine Chemicals Co.,Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
PU Curing Agent MOCA-CK Light Yellow Powder
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:
| Appearance | Light yellow powder or granule |
| Melting point ℃ | ≥102 |
| Water, % | ≤0.1 |
| Solid density (24 ℃)g/cm 3 | 1.43-1.45 |
| Density (107 ℃)g/cm3 | 1.24-1.28 |
| Amine equivalent weight | 131-136 |
| Free amine, % | < 1.00 |
| Acetone insoluble matter, % | < 0.04 |
| Transmittance, % | ≥97 |
| Solubility | Easily soluble in a cetone, DMF, DMSO, MEK and THF. Soluble in ethanol, toluene.Insoluble in water. |
CHARACTERISTICS AND USES:
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 AND OCCUPATIONAL PROTECTION:
LD50 (rats) >5000 mg/kg. Wear mask, gloves and goggles when
handling.
PACKAGING AND STORAGE:
25kg net weight in waterproof brown kraft paper bag with black
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.
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