Overview
Water-soluble temporary plugging agents are engineered materials designed to temporarily seal fractures or permeable zones in oil and gas reservoirs during drilling or stimulation operations. Their primary function is to divert fluid flow without permanent damage to the formation. These agents are part of the broader family of diverting agents but distinguish themselves through their water solubility, which allows for easy cleanup after completing the operation. They are particularly valuable in multi-stage fracturing operations where selective zonal isolation is required.
Physical and Chemical Properties
The agents typically exhibit near-neutral pH (6-8) when dissolved and have controlled degradation rates that can be tailored from hours to days depending on temperature and salinity. Their solubility is inversely proportional to particle size, with finer powders dissolving faster. Key performance metrics include dissolution rate (commonly 85-100% within 24 hours at 25°C), residue content (typically <5%), and compressive strength (usually 2-10 MPa for granular forms). Most commercial products are formulated to be compatible with brines up to 200,000 ppm salinity.
Main Applications
In hydraulic fracturing, these agents are pumped as slurries to temporarily block created fractures, forcing subsequent fluid into new zones. This enables more uniform stimulation of heterogeneous formations. They're also used in drilling operations to prevent fluid loss in fractured formations. Another critical application is in wellbore cleanup operations, where they serve as removable filter cakes. Their water solubility eliminates the need for aggressive cleanup treatments, reducing formation damage risks compared to conventional bridging agents.
Safety and Storage
While generally classified as non-hazardous, proper handling with gloves and eye protection is recommended as the fine powder can cause mechanical irritation. Storage requires moisture-proof packaging in well-ventilated areas away from incompatible chemicals. Decomposition temperatures typically range from 150-250°C, making them unsuitable for high-temperature wells unless specially formulated. Shelf life is usually 12-24 months when stored properly in original sealed containers.
B2B Procurement Guide
When sourcing these agents, verify the supplier's testing protocols for dissolution rate under simulated downhole conditions. Request batch-specific certificates of analysis showing particle size distribution and solubility performance. For cost-effective procurement, consider bulk purchasing (typically >1 ton) with tiered pricing. Major manufacturers offer technical support for product selection based on specific well parameters such as temperature, pressure, and fluid chemistry. Always confirm transportation and storage requirements before large orders.
Related Manufacturers
- 主营：抗车辙剂、木质素纤维、沥青添加剂、水溶性纤维、沥青道路混合料、高模量剂、聚丙烯纤维、聚酯纤维、玄武岩纤维、酸可溶纤维、水分散纤维、沥青再生剂、阻燃剂
- 主营：peek管、彩色PEEK管、peek棒、聚合物暂堵剂、PPS管、液相peek管、PEI管、连续挤出peek管、peek微导管、PVDF管、peek热缩管、peek毛细管、peek细丝、peek材料、密封圈、peek衬套、塑料球、薄壁管、peek纺丝、井下工具、塑料滚珠、可溶暂堵球、金属暂堵球、金属压裂球、低密度球、高强低密度球
- 主营：粘土稳定剂、体膨颗粒、堵漏剂、暂堵剂、冲砂洗井暂堵剂、铁离子稳定剂、丙烯酸盐、丙烯酸盐喷膜防水材料、丙烯酸盐灌浆材料、压裂用粘土稳定剂、注水用粘土稳定剂、酸化用粘土稳定剂、防膨剂、聚表剂、丙烯酸盐注浆液、预交联凝胶颗粒、丙烯酸酯、水驱流向改变剂、丙烯酸盐喷膜、防水剂、丙烯酸盐灌浆料、丙烯酸盐灌浆液、丙烯酸盐注浆材料、灌浆材料、注浆液
- 主营：增注剂、防塌剂、降粘剂、钻井液用暂堵剂、润滑剂、消泡剂、增粘剂、磺化沥青、降滤失剂、褐煤树脂、乳化石蜡、固体聚合醇、聚合物树脂、油溶性树脂、粉状解卡剂、高效堵漏剂、强力包被剂、增粘提切剂、液体脱硫剂、包被絮凝剂、复合有机硅、随钻堵漏剂、快速渗透剂、钻井级黄原胶、磺化酚醛树脂、氯化钙溶液
- 主营：铝酸盐水泥、硫铝酸盐水泥、耐火水泥、快硬硫铝酸盐水泥、高铝水泥、堵漏剂、速凝剂、液体速凝剂、耐火浇注料、水玻璃、抹面砂浆、灌浆料、锚固剂、树脂锚固剂、道路修补料、环氧树脂修补料、堵漏王、高铝浇注料、高延性混凝土、注浆料、速凝剂母料、自流平水泥、低碱度硫铝酸盐水泥
- 主营：降粘剂、稠化剂、1-氯甲基萘、暂堵剂、医药中间体、酸化缓蚀剂、氧化破胶剂、悬浮矿粉交联剂、转向剂、消泡剂、金属减阻剂
- 主营：杀菌剂、铁离子、解堵剂、暂堵剂、润滑剂、清洗剂、滤失剂、消泡剂、混凝土、封堵剂、助排剂、泥浆助剂、固体溴化钠、钙锌混合液、专用清蜡剂、石油钻井液、胶囊破胶剂、粘土稳定剂、钻井液有机、钻井液泥浆、驱油剂、乳化剂
- 主营：钢纤维、混凝土、土工格室、油田暂堵剂、水溶性纤维、聚酯纤维、塑料垫片、砂浆混凝、长丝土工布、软式透水管、聚乙烯纤维、复合土工膜、玄武岩纤维、沥青纤维素、聚丙烯纤维、塑料土工格栅、玻纤土工格栅、钢塑土工格栅、聚乙烯土工膜、聚乙烯醇纤维、塑料蓄排水板、鱼塘垃圾填埋场、聚丙烯网状纤维、高延性混凝土
- 主营：油田暂堵剂成分配方、配方研发
- 主营：珊瑚砂、活性炭、石英砂、铁粉、火山石