DYTEK® DCH-99 (1,2-diamainecyclohexane) is a cyclic aliphatic diamine made of 100% reclaimed material that is used primarily in epoxy coatings and composites. It provides chemical resistance over a broad range of chemicals, which makes it a superior choice for industrial and marine coatings. Other applications include mining, oil & gas, and pharmaceutical intermediates.
Chemical Name: 1,2-Diaminocyclohexane
Function: Curing Agent, Corrosion Inhibitor, Chelating Agent, Chain Extender, Catalyst
CAS Number: 694-83-7
Chemical Family: Hydrocarbons, Diamines
Synonyms: 1,2-Cyclohexanediamine
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TypeDocument Name
Technical Data Sheet
Dytek® DCH-99 Technical Data Sheet
Dytek® DCH-99 Technical Data Sheet
Technical Data SheetSafety Data Sheet
Dytek® DCH-99 Information Sheet
Dytek® DCH-99 Information Sheet
Safety Data SheetKnowde Enhanced TDS
Identification & Functionality
Chemical Family
Chemical Name
CASE Ingredients Functions
Composite Materials Functions
Fluids & Lubricants Functions
Industrial Additives Functions
CAS No.
EC No.
Product Families
Molecular Structure
Dytek® DCH-99 Features & Benefits
Industrial Additives Features
Applications & Uses
Applicable Processes
Compatible Substrates & Surfaces
Fluids & Lubricants Type
Composites End Use
Industrial Additives End Use
Epoxy Curatives
Epoxy resins cured with Dytek® amines have excellent properties for use in coatings, civil engineering, adhesives, marine, and composite applications.
| Features | Typical Applications |
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Applications
Chelating Agent
- Oilfield
- Textiles
- Water treatment
- Detergents
Epoxy Curing Agents
- Composites
- Flooring/paving
Herbicide intermediates
Polyamide Resin
- Adhesives
- Coatings
- Films
- Plastics
- Inks
Polyurethane/Polyurea
- Extenders
- Catalysts
Scale/Corrosion Inhibitors
Properties
Physical Form
Appearance
Odor
Miscible In
Typical Properties
| Value | Units | Test Method / Conditions | |
| 1,2-Diaminocyclohexane Content | 99 | wt% | - |
| 2-Methylpentamethylenediamine Content | 0.1 | wt% | - |
| Amine Value | 967 | mgKOH/g | - |
| Color | 15 | APHA | - |
| Critical Pressure (Pc) | 43.4 | atm | - |
| Critical Temperature (Tc) | 409.2 | °C | - |
| Critical Vapourization (Vc) | 361.5 | mL | - |
| Flash Point | 75 (167) | °C (°F) | Closed Cup |
| Hansen Solubility Parameters (δ) | 11 | - | - |
| Hansen Solubility Parameters (δd) | 8.6 | - | - |
| Hansen Solubility Parameters (δH) | 5.8 | - | - |
| Hansen Solubility Parameters (δp) | 3.5 | - | - |
| Heat of Vaporization (at 185°C) | 106 | cal/g | - |
| Hexamethylenediamine Content | 0.1 | wt% | - |
| Hydrogen Equivalent Weight | 28.5 | - | - |
| Melting Point (Cis) | 2 (36) | °C (°F) | - |
| Melting Point (Trans) | 15 (59) | °C (°F) | - |
| Molecular Weight | 114 | - | - |
| pH (5% Aqueous Solution) | 12 | - | - |
| pKa1 (at 30°C (86°F)) | 9.6 | - | - |
| pKa2 (at 30°C (86°F)) | 6.1 | - | - |
| Refractive Index (cis, n25 D) | 1.487 | - | - |
| Specific Gravity (at 20°C (68°F)) | 0.94 | - | - |
| Viscosity (at 21°C (70°F)) | 7.2 | cP | - |
| Volatiles Content | 100 | % | - |
| Water Content | 0.1 | wt% | - |
| Tg, (DSC, 2nd run) | 176 | °C | - |
| HDT | 94 | °C | - |
| Izod Impact Strength Unnotched | 5.9 | ft-lbf/in2 | - |
| Charpy Impact Strength | 4.8 | ft-lbf/in2 | - |
| Flexural Strength (X 103) | 12.8 | psi | - |
| Elasticity Modulus (X 103) | 439 | psi | - |
| Tensile Strength (X 103) | 4.4 | psi | - |
| Elongation at Break | 2.4 | % | - |
| Vapor Pressure (at 20°C) | 0.387 | mm Hg | - |
| Hardness | 86 | Shore D | - |
Technical Details & Test Data
Aspartic Esters
Dytek® DCH-99
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