Curing agent & Chain extender
HTDA
Product Name: 4-methyl-1,3'-cyclohexanediamine
Molecular Formula: C7N2H16
Structural Formula: 
Molecular Weight: 128.19
CAS#:13897-55-7
Applications：
------Used as hardeners for epoxy resin , hardeners for epoxy coatings ( ship paint, heavy anti-corrosion paint and other industrial building paint ), hardeners for composite materials ( wind blade, wind mold material, rubber roller);
------Used as amine chain extenders for polyurethane and sprayed polyurea elastomers
------Used for synthesizing highly transparent nylon, polyimide and Polyaspartic ester.
Specification:
Item | Parameter |
Appearance | Transparent liquid (colorless to primrose yellow) |
Chromaticity(APHA) | ≤50 |
Viscosity (mPa.s/25℃) | 8-15 |
Active hydrogen equivalent | 32 |
Amine Value (mgKOH/g) | 850-900 |
Purity | ≥99.0% |
Boiling point | 213 |
Specific gravity | 0.94 |
PHR (based on 128) | 16-17 |
Packaging:180kg/drum , 2 years shelf-life.
Storage:Stored in closed container and kept in dry and cool place with good ventilation. Keep away from fire, heat, light ,strong oxidants and acids. Try to use up when open,Don’t exposed in the air for long time.
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