Dimer acid
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Dimer acid series
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Product properties
Dimer acid is a complex mixture, which is obtained by polymerization of unsaturated fatty acids, such as oleic acid and linoleic acid. Dimer acid has excellent thermal stability and can maintain fluidity in a wide temperature range.
Quality index
| Item | JQDA-78 | JQDA-95 | JQDA-98 |
| Dynamic viscosity (25 ℃) (mpa · s) | 5000-6000 | 5000~7500 | 5000~7000 |
| Acid value (mgKOH/g) | 188-198 | 190~205 | 190~205 |
| Saponification value (mgKOH/g) | 190-202 | 192~206 | 192~206 |
| Gardnar | ≤8 | 4max | 4max |
| Monomer (%) | ≤10 | 0.5max | 0.5max |
| Dimer (%) | ≥78 | 95min | 98min |
| Trimer (%) | ≤15 | 5max | 2max |
| Phosphorus content (ppm) | ≤30 | - | - |
Application
(1) At present, it has been widely used in synthetic PCB materials, ink manufacturing, rocket motor materials and other fields.
(2) Dimeric acid is usually used to synthesize polyamide resin and polyamide curing agent, wherein polyamide resin is mainly used as ink, coating adhesive and hot melt adhesive.
(3) Dimer acid can be used as oilfield corrosion inhibitor and surfactant.
(4) Dimer acid can be used as lubricant, degreaser, fuel rust inhibitor, etc.
Packing
190kg/barrel, 950kg/ton barrel
Related products
Glycerin monostearate and Glycerol distearates
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