FF- I is a kind of high purity sulfonated asphalt which can be widely applied and has a lot of advantages. FF- I is a petroleum sulfonate made water soluble by a unique solvent media process. It contains high water soluble content and a certain amount of oil soluble content. Comparing to normal modified asphalt, FF- I contains more absorbing group, so it absorbing on the shale interface through electrical absorption, and shows reasonable anti-sloughing and filtration control property with lower temperature influence. Therefore, it can be applied in various water-base drilling fluids. The recommend dosage is 3.5 - 10.5 ppb.
| Items | Specifications |
| Appearance | Black or brown free-flowing powder |
| Moisture, % | ≤10.0 |
| pH | 8.0-11.0 |
| Sodium sulfonate group, % | ≥10.0 |
| Oil soluble content, % | ≥25.0 |
| Water soluble content, % | ≥70.0 |
| Acid precipitates content, % | ≤15.0 |
| FLHTHP, % | ≤32.0 |
- High purity, high content of sulfonated asphalt, can ensure the sealing performance of the product in drilling fluid.
- Good sealing capacity, improve the mud cake quality and control the filtration loss under high temperature (up to 220 ºC) and high pressure condition.
- Reduce torque and drag, avoid pipe stuck.
- Perform sealing agents in OBM.
- No harm to oil and gas reservoir.
They shall be packaged in 25kg multi-wall paper sacks. They shall be stored in a shady, dry, and ventilated place.
They shall be avoided contact with eyes, skins and clothes, otherwise flush it with clean water.Handling methods and dangerous data shall be referred to MSDS.





| I . Filtration Reducer For WBM | |
| DSP-1 HTHP Polymer Filtration Reducer | |
| DSP-2 Polymer Filtration Reducer | |
| PAN-Trol Low Viscosity Copolymer Filtration Reducer | |
| PAN-Vis HT Polymer For Viscosity Increasing And Filtration Reducing | |
| SMP Sulfomethylated Phenolic Resin | |
| SMP-III Sulfomethylated Phenolic Resin | |
| SPNH Lignite Resin for Drilling Fluid | |
| LYS Modified Starch | |
| SHR-1 Modified Starch HT | |
| DACP Alkyl cellulose polysaccharide for drilling fluid | |
| II. Shale Inhibitor For WBM | |
| NP-1 Nano-polyester for Drilling Fluid | |
| NS-1 Nano-SiO2 | |
| FF-I Sulfonated Asphalt(High purity) | |
| FF-V Sulfonated Asphalt(Ecnomical) | |
| FF-III Emulsified Asphalt | |
| AP-1 Polyamine Shale Inhibitor | |
| POLYOL | |
| DLA-1 Aluminum Based Shale Inhibitor | |
| III. Lubricant For WBM | |
| HEP-1 EP Lubricant for High Density Mud | |
| EP-202 EP Lubricant for Drilling Fluid | |
| EP-204 Oil Base Lubricant for Drilling Fluid | |
| GR Solid Lubricant (Graphite base) | |
| IV. Thinner For WBM | |
| SF Silicon-fluorine Thinner | |
| DLST CF Chromium Free Lignosulfonate Thinner | |
| V. Lost Circulation Materials | |
| SDF3 Compounded LCM | |
| GWS-1 Delayed Expansion LCM | |
| HFD-1 Rapid Filtrating High Strength LCM | |
| VI. OBM Additives | |
| OME-1 Primary Emulsifier for OBM | |
| OME-2 Secondary Emulsifier for OBM | |
| OFC OBM Filtration Reducer | |
| OMP-1 Nano-Polymer Sealing Additive for OBM | |
| OMP-2 Expanded Graphite Plugging Agent for OBM | |
| VII.Defoamer For WBM | |
| Polyether Defoamer | |
| PD-100 Organosilicon Deformer | |
| VIII. Bactericide For WBM | |
| JM-1 Bactericide for Drilling Fluid | |
| IX. Filtration Reducer For Cementing | |
| DSPC-1 Filtration Reducer For Cementing | |
| DSPC-2 Filtration Reducer For Cementing | |
| X. Other Series | |
| SR301 Pipe Freeing Agent | |
| ZH-2 Corrosion Inhibitor for Drilling Fluid | |








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