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Instructions for Intelligent Fracturing Temporary Clogging Agent
one. Product Overview
Degradable steering temporary plugging agent for oil production (gas) is a series of special oil and gas mining products developed from special polymers and a variety of natural materials through special processes. This product is mixed with other treatment agents and penetrated into the oil field underground. Under certain temperature conditions, the higher permeability zone is temporarily blocked during acidification or acid pressure to ensure that the target layer is evenly distributed with acid. After 4-6 hours, it gradually degrades into a carboxylic acid, which reacts with calcium and magnesium ions in the underground, further improves the reservoir permeability and expands the oil drainage area, and improves the oil recovery rate. In the end, this product will degrade into carbon dioxide and water at a certain temperature and humidity, which is safe and environmentally friendly. At present, this product has been used in oil and gas field mining in China, the Middle East, Europe and the United States, and has been well received by users.
two. Performance Features
The degradable steering temporary blocking technology for oil production (gas) is developed and synthesized by the development and synthesis of a new type of polymer. When heated at 60°C, it begins to soften and turns into a glassy state. At high temperature, it gradually melts and turns into a pseudoplastic viscous fluid. The melting body connects the plant fiber particles and the formation into an adhesive body to achieve dissection and sealing. It begins to gradually degrade within a certain temperature and time, generates water and carbon dioxide, does not pollute the formation, and is conducive to oil and gas mining. This product is a special polymer, degradable, non-toxic, residue-free, and contaminated; it has good compatibility with other treatment agents.
three. Product physical and chemical indicators
Item | Index |
Appearance | White to tan spherical particles |
Approximate density (20℃±1℃), g/cm 3 | 1.00~1.50 |
Particle size range mm | 1.5-8.5 |
Softening temperature, ℃ | 80~120 |
Solubility (80℃-120℃), | ≥95 |
Experiment on pressure and temperature bearing capacity | Temperature 120℃, pressure 45MPa |
Four. Product Specifications
Product Brand | Material | Appearance | Specification | Applicable to well temperature |
KX-5000H | Degradable bioSDKX-5000L |
Granules | 1MM | 80-100℃ |
KX-5000H | Granules | 3MM | 100-120℃ | |
KX-5000H | fiber | 1.6D | 60-100℃ | |
KX-5000H | powder | 30 mesh | 100-120℃ | |
KX-5000H | powder | 60 mesh | 90-100℃ | |
KX-5000Y | powder | 80 mesh | 70-90℃ | |
KX-5000Y | Degradable BioSDKX-5000D |
Granules | 6W | 60-80℃ |
KX-5000Y | Granules | 8W | 70-90℃ | |
KX-5000Y | Granules | L | 50-70℃ | |
KX-5000Y | powder | 30 mesh | 60-80℃ |
five. Recommended use
The recommended dosage for this product is 3-5. It can be directly mixed into the acid and stirred evenly during the injection of acid. It can also be mixed into an aqueous solution and injected in segments.