KT 2081 (T204) Zinc Dioctyl Primary Alkyl Dithiophosphate(ZDDP)
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Product Description
Product number: KT 2081 (T204)
Chemical name: Zinc Dioctyl Primary Alkyl Dithiophosphate (ZDDP)
Category: Additive component - Antioxidant and anticorrosive
Product Details
Introduction
This product is a zinc thiophosphate salt made from octanol, which has good antioxidant, corrosion resistance, wear resistance and outstanding hydrolysis stability.
Product features
Good hydrolysis stability
Good wear resistance
Good thermal stability
Good oxidation resistance
Physical and chemical properties
| Item | KT 2081 (T204) | Test methods |
| Appearance | Amber transparent liquid | Visual inspection |
| Chroma (dilution), No. | ≤1.5 | GB/T 6540 |
| Density (20℃), kg/m³ | 1080-1150 | NB/SH/T 0870, ASTM D7042 |
| Flash point (open cup), ℃ | ≥180 | GB/T 3536, ASTM D92 |
| Kinematic viscosity (100℃), mm²/s | Measured | NB/SH/T 0870、ASTM D7042 |
| Sulfur content, % (m/m) | 14.0-18.0 | SH/T 0689, ASTM D5453 |
| Phosphorus content, % (m/m) | 7.0-8.0 | NB/SH/T 0824, ASTM D4951 |
| Zinc content, % (m/m) | 8.5-10.5 | NB/SH/T 0824, ASTM D4951 |
| PH value | ≥6.0 | SH/T 0394 Appendix A |
| Moisture, % (m/m) | ≤0.09 | GB/T 260, ASTM D95 |
Application
It is mainly used for anti-wear hydraulic oil, and can also be used to prepare high-grade engine oil and marine oil. Reference dosage: 0.3%-3.0%
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