High performance water based polyamine drilling fluid

Polysulfonate drilling fluid system



Aaron Shi

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  • Products
    • SL-DrilZan | Xanthan Gum


      SL-DrilZan Xanthan Gum is a high molecular weight polysaccharide produced by viscous fermentation. Its unique functionality compared to other commercial polysaccharides is provided by the Actual structure of the xanthum gum molecule. It is widely used as a thickener and stabilizer. Oil drilling and exploitation grade xanthum gum is...


    • SL-HT-FL | HTHP Fluid Loss Agent

      SL-HT-FLadopts the design of molecular structure,through the optimization of monomer of salt-tolerance and temperature-tolerance. With N, N DMAA, AMPS, acrylic acid as monomer, it uses the water solution free radical polymerization, then cross linkingwith crosslinker. With a strong anionic and hydrophilic functional sulfonic acid of AMPS,SL-HT-FLhas good salt resistance. The molecular chai...


    • Drilling fluid Foam Agent | SL-AIR-100

      In terms of oil production, the foam drilling technology better reduced the pollution of oil and gas and increased the rate of oil and gas. In this field, most of the foaming agent is active surface agent, which can reduce the surface tension of oil and water and improve the wettability of r...


    • Defoamer

      In the process of oil drilling, the water foaming agent-baseddrilling fluid, can produce a large amount of air bubbles, resulting in a decrease of the drilling fluid density, a decrease of liquid column pressureas well as thepoor lubrication, seriously affect the working efficiency of the mud pump, and bring...


    • Water Based Polyamine Drilling Fluid


      High performance polyamine drilling fluid system

      System composition:

      1. Polyamine shale inhibitor

      2. High efficiency emulsion coated inhibitor

      3. Aluminum salt blocking anti collapse agent

      4. High efficiency lubricant

      5. Acid soluble polymer filtrate reducer, modified natural polymer

      Polyamine inhibitor

      A water soluble polymer amine shale inhibitor, the dissocia...



      Product Description

      TopPac is a high molecular weight, polyanionic cellulose polymer of high purity.  It is available in Regular and HV grades.


      TopPac is a primary fluid-loss reducer for water-based drilling fluids. TopPac Regular also provides secondary viscosity. When fluid loss control without additional viscosity is required, TopPac Superlo should be used.

      Both TopP...


    • Sodium Polyacrylate

      Sodium polyacrylate is a water soluble straight chain polymer, named as PAAS, and the structural formula is. It possess a series of excellent features such as strong heat resistance, high temperature resistance (~300oC), good viscosity and quality stability and so on. Ranged a broad molecular weight from hundreds to tens of millions for sodium polyacrylate, there is a very close relationship between the molecular weight of sodium polyacrylate and its properties, such as th...


    • Sodium Bromide

      The corrosion of drilling tools and pipeline system in oil field is a common problem in oil field engineering, and the corrosion of drilling tools are mainly originated from oxygen, various ions and temperature and so on from drilling fluids. There are many applications of non - solid composite brine drilling fluid and completion fluid in the oilfield, which has good oil and g...



      Product Description

      SL-POLYHIB polyamine based shale inhibitor is designed for water based & polymer based drilling fluids. SL-POLYHIB equips strong absorption and strong inhibition advantages, also it could overcome high flocculation, high volume fluid loss.

      SL-POLYHIB could be added directly into polymer&water based drilling fluids, with no effects on the visco...


    • Polyalcohol polyol lubricant

      Product introduction

      SL-HX-Glycol is colorless to light yellow free flowing liquid,it is composed of the initiator, ethylene oxide (EO), propylene oxide (PO) ring opening polymerization and non-ion surface active agent, it has the effect of cloud point, when it above the cloud point temperature,the polyether polyol exhibits oil soluble, separated from the drilling fluid, adhesion on the drill string and borehole wall, forming similar to oil phase molecular film, improv...


    • High Temperature High density lubricant for drilling fluids

      Product introduction

      Super-lub, is based on white oil as the base oil, supplemented by high-performance compound emulsifier, extreme pressure agent, wear agent and other low-efficient low-pressure extreme pressure lubricant. Plus a small amount, suitable for a variety of drilling fluid system. Temperature 180 degrees, salt to saturation. Can also be used in high-density drilling fluid (SG = 2.0), to maintain a good lubrication coefficient; low fluorescence, can be used...


    • Sulfonated Asphalt SAS

      With the development of petroleum industry, the drilling field expands unceasingly, and the application of modified asphalt in the drilling is more and more valued. Modified asphalt possess many merits, such as high solubility, dispersion and lubrication, the dispersion part could effectively stick on the well wall to form a dense layer of mud cake and oil film with other drilling agents. In this way, not only can reduce drill string of wall friction, and to r...


    • Polyacrylamide

      Polyacrylamide is a kind of multifunctional chemical treatment agent in oilfield, widely used in drilling, well cementing, well completion, well remedial, fracturing, acidizing, water injection and the three oil recovery operation. The aqueous solution of polypropylene has higher viscosity, and has good thickening, flocculation and rheological regulation, applying as oil displacement agent and mud modifier in oil production. Meanwhile, the demand of petroleum ...


    • Polyanionic Cellulose

      Since 1937, the polymer has been widely used in the drilling fluid, and the wide application of polyanionic cellulose (CMC) also pushed the development of polymer in drilling fluid to a new height. However, with the vigorous development of world's oil drilling industry and the scope from land to sea, a series of requirements have been presented to meet the specific purposes. As a new t...


    • Calcium Bromide

      Calcium bromide and its combination are mainly used in offshore oil drilling and completion fluids, cementing fluid, well, with strong moisture absorption.

      Calcium bromide is a kind of bromide, used in oil drilling. For the low permeability oil well, inorganic salts such as calcium bromide.It isused to deserves a high relative density, solid free completion fluid, it will enable a large increase of oil production.

      Non-chloride weighting brine used as c...


    • Oil Soluble Temporary Plugging Agent

      Oil Soluble Temporary Plugging Agent which can be used for leakage control by temporary plugging in drilling, completion and workover, especially in sandstone formation of high permeability. The grain size and softening point can be selected in the period of manufacturing according to the formation pore and temperature. Generally is added into the killing fluid to play a role of anti-leakage.

      Product Function

      1, Circulating leakage during pump inspection, sand...


    • Potassium Formate

      The formate salts of alkali metals are very soluble in water and form brines of very high density and low crystallization temperatures. Potassium is the second most

      The formate salts of alkali metals are very soluble in water and form brines of very high density and low crystallization temperatures. Potassium is the second most soluble of the three formate brines, second only to cesium formate. Formula = KCOOH

      Potassium Formate fluids, like cesium formate, are idea...


    • Pipe Free Agent-Non-Weighted

      The product SL-OT is produced by octanol, CIS butenedioic anhydride and other raw materials by esterification and sulfonation reactions and it belongs to the anionic surface active agent, which is the main agent in the mud. It has good permeability, greatly reduce surface tension and the solution cards bottom hole liquid and contact angle, enchancing the lubricating ability, and has low fluorescence, widely used for wells of the fresh water mud and normal pressure zone; Th...


    • Drilling Fluid Viscosity Depressant

      Product Description

      The product SL-VD-1, because the molecular chain were introduced with specific structure and a certain proportion of cationic, anionic and non ionic groups, it can effectively adsorbed on clay particles and aggregate on the wall surface, preventing the free invasion of formation clay particle; Aiso, it can effectively inhibit clay hydration segregation and cutting water swelling, possessing the effects of stability of the drilling fluid and curing w...


    • Polycarylate friltrate reducer

      Product Description

      SL-POLY-FL –polymer drilling mud filtrate reducing agent and stabilizer of clay shale, produced of partially hydrolyzed polyacrilamid with high degree of anion charge and low molecular weight.

      Application Method

      1. SL-POLY-FL is designed for effective reduction of bentonite-based drilling mud filtration, incapsulation of drill cuttings, enforcement of wellbore walls, control of rheological properties.

      2. SL-POLY-FL is applied in dr...


    • Drilling Fluid Emulsifier

      Product Description

      SL-EMUL01 possesses good properties of emulsification, solubilization, dispersion, etc. It is broadly used as emulsifying agent, lubricant agent, dispersing agent, stabilizing agent, etc in oil, chemical industry. As a kind of high-efficiency emulsifier with strong emulsifying capacity, adding it into drilling fluids can evidently improve the stabilization of emulsifying drilling fluids and improve the properties of lubricity and filtration loss. Fo...


  • Technical Service
  • Quanlity Control

    With mastering of the different standards between international and China domestic, L.E.A.D. has move forward to establish a research and QA/QC centre to control the quality & performance of L.E.A.D.s products and services.

    Moreover, with our owned Lab, L.E.A.D. could customize the specified chemicals or services as your request. With experienced acid and mud engineers, we are going to offer a full package of solutions for all the requirements during the process of drilling, stimulation, acidizing even to the refinery.

    As a supplement, we are willing to cooperate withs several third party inspectors such as SGS, BV, also several China domestic petrochemical institute, such as China University of Petroleum. Our vision is to delivery products to our customers with best quality and highest performance.

  • Our Business
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