Polyether Ester Defoamer for Paper Making Black Liquor Industrial Water Treatment with pH 5.0-7.0

Product Specifications

Tackling Foam Challenges in Paper Making Black Liquor Treatment with Polyether Ester Defoamer

We’ve witnessed countless production delays in paper mills where traditional defoamers either fail to control persistent foam in black liquor systems or break down under pH fluctuations. Research laboratories often struggle with inconsistent defoaming performance that compromises experimental reproducibility, while small-batch trials get stuck with suppliers demanding excessive minimum orders. These pain points aren’t just inconveniences—they directly impact operational efficiency and R&D timelines.

Stable Defoaming Performance for Critical Industrial Processes

Our Polyether Ester Defoamer addresses these challenges with a specialized formulation designed for paper making black liquor and industrial water treatment systems operating within pH 5.0-7.0. With over 10 years serving industrial clients, we’ve optimized this defoamer to maintain efficacy across the typical pH variations encountered in pulp and paper processing, ensuring reliable performance where generic defoamers falter. Our flexible production system supports both small-batch trials (starting from laboratory-scale quantities) and large-scale industrial applications, delivering orders within 7-15 days to keep your operations on schedule.

Industrial Applications in Pulp & Paper and Water Treatment

This Polyether Ester Defoamer excels in paper making black liquor systems, where foam formation during pulping and washing processes can disrupt equipment operation and reduce processing efficiency. It’s also suitable for industrial water treatment scenarios, including circulation water systems and wastewater treatment processes, where foam control is critical for maintaining system performance and meeting discharge standards. The product’s liquid form allows for easy integration into existing dosing systems, making it a versatile solution for both continuous production lines and batch processing operations.

Key Specifications Ensuring Optimal Defoaming Efficacy

The 5.0-7.0 pH range (measured in 1% aqueous solution) is specifically calibrated to match the typical conditions of paper making black liquor, ensuring the defoamer remains active without being neutralized by the system’s chemistry. Its molecular weight of 2700-3000 strikes a balance between foam-suppressing efficiency and compatibility with other treatment chemicals, preventing unwanted interactions that could compromise process integrity. The water content below 0.5% is crucial for maintaining stability during storage and ensuring consistent dosing accuracy, while the yellow transparent oily viscous liquid appearance serves as a visual quality control indicator for batch consistency—an essential factor for reproducible results in both industrial and laboratory settings.

Reliable Performance Minimizing Operational Risks

Choosing a high-quality Polyether Ester Defoamer reduces the risk of production downtime caused by foam-related equipment failures, a common issue with inferior products that break down under industrial conditions. Our defoamer’s 1-year shelf life under proper storage conditions ensures you can maintain inventory without worrying about degradation, while the availability of multiple packaging options (25 kg, 200 kg, and 1 ton drums) allows for cost-effective purchasing based on your specific volume needs. Unlike suppliers with rigid minimum order requirements, we support small-batch procurement, enabling cost-efficient trial testing before full-scale implementation—a critical advantage for process optimization and R&D projects.

Quality Assurance You Can Verify

Certificate of Analysis & Documentation

Each order includes a batch-specific Certificate of Analysis with comprehensive test data, along with a Material Safety Data Sheet (MSDS) containing handling and safety information. For research institutions requiring detailed characterization data, additional documentation can be provided upon request to support your quality control and regulatory compliance needs.

Storage & Handling

• Store in a cool, dry, well-ventilated area, sealed and away from direct sunlight.
• Keep away from incompatible materials, food and feed sources.
• Handle with appropriate personal protective equipment (gloves, goggles, lab coat).
• Follow good industrial hygiene practices. Avoid inhalation and skin contact.
• Refer to MSDS for detailed storage and safety instructions.

Simple Ordering Process for Your Convenience

Initiate your order by submitting a request through our contact channels, specifying your required quantity and packaging size. For first-time users, we recommend requesting a sample to evaluate performance under your specific process conditions. Once specifications are confirmed, we’ll provide a detailed quotation and delivery timeline, with production typically completed within 7-15 days. All shipments include the necessary documentation for quality verification and regulatory compliance, ensuring a smooth integration into your operations.

Frequently Asked Questions