At Hebei Tangzhi Technology Co., Ltd., we recognize that the petroleum industry demands high-performance, reliable additives to optimize operations— and carboxymethylated cellulose (commonly known as cmc) stands out as a versatile solution for diverse petroleum processes. As a leading supplier of cellulose derivatives, we engineer cmc polymer and carboxymethylated cellulose products tailored to meet the industry’s unique challenges, from stabilizing drilling fluids to enhancing oil recovery. Our products leverage the inherent properties of cmc—water solubility, thickening ability, and chemical stability—to deliver consistent results in harsh petroleum environments. Below, we explore how carboxymethylated cellulose transforms petroleum operations, the role of cmc polymer in critical processes, and why our solutions are trusted by industry professionals.

|
Item |
Range |
|
Appearance |
White power / Off-white powder |
|
Chloride(%) |
<1.8% |
|
Viscosity(1% Solution Mpa.S) |
50-1200 |
|
Degree of substitution |
0.6-0.9 |
|
PH |
6.0-8.5 |
|
Purity |
99.5% |
|
Moisture(%) |
<10% |
Yes, our cmc from Hebei Tangzhi Technology Co., Ltd. is specifically formulated to perform in high-temperature petroleum drilling environments. We engineer our cmc with heat-resistant properties, ensuring it retains its viscosity and fluid loss control capabilities even at elevated temperatures common in deep-well drilling. It does not degrade or break down under high heat, preventing sudden changes in drilling fluid performance that could disrupt operations. We test our cmc under simulated high-temperature conditions to confirm its stability, so operators can use it with confidence in even the most challenging drilling scenarios.
Our cmc polymer offers distinct advantages over synthetic polymers in oil recovery applications. Unlike many synthetic options, cmc polymer is biodegradable, reducing environmental impact and compliance risks. It also has better compatibility with reservoir brines, resisting salt-induced viscosity loss that can limit synthetic polymers’ effectiveness. Additionally, cmc polymer is more cost-effective for many reservoirs, especially those with moderate permeability, while still delivering comparable or better sweep efficiency. Its natural origin also makes it safer to handle, with lower risk of skin irritation for workers compared to some synthetic alternatives.
Our carboxymethylated cellulose from Hebei Tangzhi Technology Co., Ltd. is compatible with most common types of petroleum drilling fluids, including water-based muds (WBMs), which are widely used in the industry. It integrates seamlessly with clay-based, polymer-based, and brine-based WBMs, enhancing their performance without causing clumping or phase separation. While it is primarily designed for WBMs, we also offer specialized grades of carboxymethylated cellulose that can be used in hybrid drilling fluids with minimal adjustments. We recommend consulting our technical team to confirm compatibility with custom or specialized drilling fluid formulations, ensuring optimal results.
To maintain the quality of our cmc products from Hebei Tangzhi Technology Co., Ltd., we recommend storing them in a cool, dry, well-ventilated area away from direct sunlight and sources of moisture. Cmc is hygroscopic, so it should be kept in its original sealed packaging to prevent moisture absorption, which can cause clumping and reduce performance. It should also be stored away from strong chemicals or oxidizing agents, as these could react with cmc and alter its properties. When stored properly, our cmc products retain their quality and performance for an extended period, ensuring operators have a reliable supply for their petroleum operations.
Yes, Hebei Tangzhi Technology Co., Ltd. provides comprehensive technical support for using carboxymethylated cellulose in petroleum applications. Our team of experts offers guidance on product selection, helping operators choose the right grade of carboxymethylated cellulose for their specific process (e.g., drilling, recovery, corrosion protection). We also provide formulation assistance, advising on optimal dosage and compatibility with other additives. Additionally, we offer on-site or remote troubleshooting support to address any performance issues, ensuring operators get the most out of our carboxymethylated cellulose products. Our commitment to technical support sets us apart as a trusted partner for petroleum operators.