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Carboxymethyl Cellulose (CMC) Oilfield Grade: API 13A Certified Fluid Loss Reducer

Views: 9     Author: Kevin     Publish Time: 2021-10-05      Origin: Qingdao Unionchem Co., Ltd.

Introduction: Trusted CMC Supplier for Oilfield Excellence

Qingdao Unionchem Co.,Ltd. is a leading manufacturer of API 13A certified Carboxymethyl Cellulose (CMC) for oil and gas drilling. With ISO 9001 and REACH certifications, our CMC-LV and CMC-HV grades deliver exceptional fluid loss control, viscosity building, and thermal stability (up to 150°C) in water-based drilling fluids. As the global CMC market grows at 3.2% CAGR (2025–2030), we supply 4,000 MT annually to 30+ countries, empowering clients like Baker Hughes and PetroChina to achieve 25% higher drilling efficiency and 30% lower fluid costs.


Introduction: Trusted CMC Supplier for Oilfield Excellence

Product Portfolio: Engineered for Drilling Excellence

Grade

Viscosity (1% Solution, cP)

API Filtrate Loss (ml)

Temperature Stability

Key Applications

CMC-LV

≤40

≤10

120°C

Fluid loss control in high-solids muds

CMC-HV

≥50

≤23

150°C

Viscosity building in deepwater/HPHT wells

Technical Advantages: Beyond Conventional Additives

  1. Superior Fluid Loss Control

    • Thin Filter Cake: Forms a 2–3 μm impermeable filter cake, reducing fluid invasion by 40% in porous formations .

    • Salt Tolerance: Effective in 20% NaCl brine, ideal for offshore and salt dome drilling .

  2. Extreme Temperature Stability

    • Thermal Resistance: Maintains performance at 150°C for 72+ hours, outperforming starch-based additives by 50% .

    • Shear Stability: Pseudoplastic behavior ensures viscosity recovery after high shear at the drill bit.

  3. Environmental & Cost Efficiency

    • Biodegradable: 80% degradation in 28 days (OECD 301B), compliant with OSPAR and EPA regulations.

    • Low Dosage: 0.2–0.5% concentration achieves optimal results, reducing chemical costs by 20% vs. PAC.

Industry-Specific Solutions

Horizontal & Deep Wells

  • Wellbore Stability: CMC-HV reduces shale swelling by 35% in Montney Formation drilling (Case Study: Canada, 2024).

  • Cuttings Transport: LV grade improves hole cleaning efficiency by 25% in 12,000 ft horizontal wells.

Offshore & Saltwater Drilling

  • Brine Compatibility: Effective in 15% CaCl₂ brines, maintaining viscosity in saturated salt solutions.

  • Filter Cake Quality: Thin,tough cake reduces reservoir losses and improves post-completion productivity.

Completion & Workover

  • Fluid Loss Reduction: LV grade controls filtrate to <10 ml in completion fluids, protecting pay zones.

  • Compatibility: Mixes well with other additives (bentonite, PAC, xanthan gum) without precipitation.

Introduction: Trusted CMC Supplier for Oilfield Excellence

Why Choose Unionchem Oilfield CMC?

  • API Compliance: Full compliance with API 13A, with batch testing reports available for every shipment.

  • Customization: R&D team develops tailored viscosity grades within 7 days (e.g., ultra-low viscosity for slimhole drilling).

  • Global Logistics: 7-day delivery to Houston, Singapore, and Dubai ports, with 25kg waterproof bags or 1MT supersacks.

  • Technical Support: On-site fluid optimization by petroleum engineers with 20+ years of field experience.

Request Your Technical Package

Optimize your drilling fluids with Unionchem CMC. Contact us for:

  • Free sample with API 13A test report

  • Fluid formulation simulations (Herschel-Bulkley model)

  • Bulk order quotes (MOQ 500kg)

Email: sales@unionchem.com.cn

Phone: +86-13953383796

Website: www.unionchem.com.cn

“Trusted in 200+ oilfields worldwide—Unionchem CMC: Where performance meets reliability.”

Certifications: API 13A, ISO 9001, REACH

Packaging: 25kg kraft paper bags with PE liner

Shelf Life: 24 months in cool, dry storage