OIL & GAS
Stimulation
Following drilling, completion and stimulation operations prepare the reservoir and well for production. Evonik’s chemistries are used for biocides, cleaning, flow improve-ment, friction reduction and downhole surface modification.
Stimulation
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Application |
What Evonik brings to the Application |
Chemistries |
Products |
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Acid Gas Thickener |
Additives to be used in hydraulic fracturing, with HCl and gellants. |
PEG 2 Tallow Amine |
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Biocides/ Oxidizers |
Finished products for use as an oilfield biocide and oxidizing agent for produced water clean up, frac water pre-treatment and oxidizing organics, bacteria and iron sulfide. Evonik’s biocide has federal EPA approval. |
Peracetic acid |
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Corrosion Inhibitors |
Additives to be used in formulations of corrosion inhibitor chemistries. |
Alkanolamides Amphoacetates Imidazoline Performance additives Quaternary amines |
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Defoamer and Defoamer Agents |
Additives for water treatment, drilling and fracturing fluids. |
Precipitated silica |
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Polyether siloxanes |
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Dispersible defoamer based on organo-modified siloxanes Anionic surfactant |
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Rapid wetting anionic surfactant for use in production wells. |
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Fluid Loss Agents |
Building blocks to make polymers that prevent the loss of fluid to the |
Alkyl methacrylates, and methacrylamides |
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Foamers & Foaming Agents |
Chemistries (additives and finished products) to be used downhole as a foam stabilizer/ wetting agent in hard water, for drilling muds, foam enhancement in foam fracturing and oil displacement. |
Amphoteric surfactants |
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Fracturing Fluid Additives |
Additives to modify rheological properties of supercritical gases (CO2) to improve sweep efficiency. |
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Free Flow / Anti- Caking Agents |
Additives to help prevent formation of lumps and improve flow of powders. |
Fumed silica |
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Precipitated silica |
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Gelling Agents |
Agents to assist with gel texture, including in hydrochloric acids. |
Tallow betaine |
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Aminofunctional methacrylates, hydroxy methacrylates and methacrylamides |
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Liquid to Powder Conversion |
To convert difficult-to-handle liquids (freezable, very viscous, hygroscopic) into powders. |
Fumed silica |
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Precipitated silica |
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Loss Control |
Superabsorbents for loss control applications. |
Superabsorbent polymer |
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Proppant Coatings and Proppant Agents |
Additives to improve adhesion of the resin coating to proppants. |
Amino/multifunctional silanes |
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Fumed silica |
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Rheology Modifiers and Viscosifiers |
Additives to support the development of polymers and alter rheological properties including control of sagging, settling, stability and processability of liquids and powders. |
Fumed silica |
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Precipitated silica |
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Superabsorbent polymer |
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Aminofunctional methacrylates, ether methacrylates and methacrylamides |
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Scale Inhibition |
Prevent scale deposition on pipelines & flowlines. |
Low molecular weight polyelectrolytes |
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Ether methacrylates and methacrylic acid |
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Scale Removers |
Finished products which can be used in oilfield service operations to remove scale in wellbore or near wellbore radius. |
Peracetic acid |
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Shale Control |
Building blocks for the production of shale control polymers. |
Aminofunctional (cationic) methacrylamides |
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Stimulation Additive |
Slurry additives to render particulate surfaces extremely hydrophobic. |
Silicone quat |
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Swelling Agent |
Superabsorbents for general solidification and absorbing applications. Swelling agent for swellable Packers. |
Superabsorbent polymer
Superabsorbent polymer |
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Water Treatment |
Building block to make cationic water soluble polymer to treat production waste water. |
Cationic methacrylamide Cationic methacrylate |
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Wetting Agents |
Additives to help reduce the surface tension of a liquid, causing the liquid to spread across or penetrate more easily the surface of a solid. |
Ammonium chloride products Organo-modified siloxanes |