Products

PCT-50 Surfactant

    • Product Name: PCT-50 Surfactant
    • Alias: Polycat 50
    • Einecs: 500-234-8
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: admin@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    HS Code

    433001

    Chemical Name Polyether Carboxylate
    Appearance Clear to slightly hazy liquid
    Color Colorless to pale yellow
    Odour Mild
    Ph Value 6.0 - 8.0 (at 25°C, 1% solution)
    Ionic Nature Anionic
    Solubility In Water Completely soluble
    Active Content 50% minimum
    Viscosity 100-500 mPa.s (at 25°C)
    Density 1.10 - 1.20 g/cm³ (at 25°C)
    Cloud Point Above 60°C
    Flash Point >100°C
    Biodegradability Readily biodegradable
    Storage Temperature 5°C to 40°C
    Stability Stable under normal conditions

    As an accredited PCT-50 Surfactant factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing PCT-50 Surfactant is packaged in a robust 25-liter blue HDPE drum, featuring a tamper-evident screw cap for secure transport.
    Shipping PCT-50 Surfactant is typically shipped in sealed, labeled drums or IBC totes to ensure safety and product integrity. Shipments comply with all local and international transport regulations. Containers are kept upright and protected from extreme temperatures. Material Safety Data Sheets (MSDS) accompany each shipment for handling and emergency instructions.
    Storage **PCT-50 Surfactant should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of heat or ignition. Keep the container tightly closed when not in use, and store away from strong acids, bases, and oxidizing agents. Ensure proper labeling and use only compatible storage materials to prevent contamination or degradation of the product.**
    Application of PCT-50 Surfactant

    Applications of PCT-50 Surfactant in Industrial Manufacturing

    As a manufacturer experienced in developing advanced surfactant solutions for demanding sectors, we provide PCT-50 as a functional raw material recognized for its performance and formulation reliability. This section outlines its core downstream applications, with technical details and integration practices adopted by leading industrial producers.

    1. Textile Dyeing and Finishing Auxiliaries

    Commercial textile processors utilize PCT-50 as a high-performance wetting and dispersing agent in continuous and batch dyeing operations for natural and synthetic fiber treatments. PCT-50 significantly enhances the penetration of dyes into fiber matrices and helps maintain particle dispersion, directly impacting color fastness and dye uniformity across cotton, polyester, and blended fabrics. Optimization is based on fabric type, dye class, and process temperature profile in jet, pad-batch, or exhaust dyeing systems.

    Industry compliance standards

    • OEKO-TEX® Standard 100 (certification for restricted substances in textile processing aids)
    • ZDHC MRSL v3.1 (Zero Discharge of Hazardous Chemicals Manufacturing Restricted Substances List)
    • REACH Regulation (EC) No 1907/2006 Annex XVII – Substances of Very High Concern (SVHC) for textile auxiliaries

    Typical usage ratio

    • 0.5%–1.5% on weight of fiber (owf), with adjustments according to fiber hydrophobicity and dye system (e.g., lower for reactive dyes, higher for disperse class)

    Downstream process integration

    • PCT-50 is added at the water preparation stage of the dye bath or foulard liquor, before dye addition, and maintained throughout scouring, dyeing, and finishing steps

    Final product types

    • Reactive-dyed cotton fabrics
    • Disperse-dyed polyester apparel textiles
    • Blended synthetic-cotton industrial textiles
    • Pre-shrunk denim and leisurewear fabrics

    2. Agrochemical Emulsifiable Concentrates

    Producers of crop protection formulations incorporate PCT-50 as a key emulsifier for emulsion concentrate (EC) and microemulsion (ME) pesticide products, particularly for formulations involving hydrophobic actives. By stabilizing oil-in-water or water-in-oil systems, PCT-50 helps deliver consistent droplet sizes and prevents agglomeration or phase separation during storage and field application. The selected ratio is influenced by the oil phase percentage as well as the active ingredient’s solubility and field deployment conditions.

    Industry compliance standards

    • FAO/WHO Technical Guidelines for Pesticide Specification (JMPS standards)
    • OECD Series on Pesticides, No. 202: Guidance Document on Aquatic Toxicity Testing of Difficult Substances
    • ISO 18369-3 (Surface Activity in Agrochemical Formulations)

    Typical usage ratio

    • 3%–8% of total formulation weight, with higher levels for dense or viscous oil matrices; precise range adjusted based on emulsification efficiency and storage stability data

    Downstream process integration

    • Incorporated during the premixing stage with oil phase and active concentrates prior to high-shear homogenization and dilution with water phase to achieve stable emulsion states

    Final product types

    • Herbicide and insecticide emulsion concentrates (EC)
    • Microemulsion-based biopesticides
    • Seed treatment formulation premixes
    • Drip irrigation solvent adjuvant blends

    3. Industrial Metal Cleaning & Surface Pre-Treatment

    Specialty metalworking and finishing companies utilize PCT-50 in aqueous and semi-aqueous cleaner formulations for ferrous and non-ferrous metals prior to coating, plating, or thermal treatment. It enables rapid wetting of component surfaces and lifts a broad spectrum of machining oils and particulates, supporting total contaminant removal prior to downstream conversion coatings or deposition lines. Incorporation level is chosen based on soil load, cleaning method, and environmental discharge targets.

    Industry compliance standards

    • ASTM D4265 (Standard Guide for Evaluation of Cleaning Performance of Products)
    • SAE AMS 1526C (Aircraft Cleaning Compounds – Water Base)
    • EU RoHS Directive 2011/65/EU (Restriction of Hazardous Substances for manufacturing maintenance chemicals used on electrical/electronic equipment)

    Typical usage ratio

    • 0.8%–2.5% by volume in ready-to-use cleaning solutions; exact ratio aligns with cleaning cycle duration, soil level, and type of spray or ultrasonic cleaning system

    Downstream process integration

    • Metered addition to alkaline, neutral, or mildly acidic cleaning tanks at initial charge and makeup cycles; maintained throughout spray, immersion, or agitation processes prior to rinsing and subsequent surface activation or passivation stages

    Final product types

    • Heavy-duty industrial parts washer fluids
    • Automotive pre-paint degreasers
    • Stainless steel acid pickling cleaners
    • Cold-rolled steel phosphating pre-treatments

    4. Waterborne Paints and Coatings Manufacture

    Leading decorative and industrial coating manufacturers formulate with PCT-50 to control pigment dispersion and film levelling in waterborne acrylic and vinyl emulsion paints. Incorporation supports long-term pigment suspension and uniformity during storage and application, which is critical for gloss, hiding power, and resistance to flow marks. Dosage is balanced against pigment particle size, binder choice, and application viscosity requirements.

    Industry compliance standards

    • US EPA VOC Regulations (40 CFR Part 59 – National Volatile Organic Compound Emission Standards for Architectural Coatings)
    • EN 13300 (Classification of Waterborne Paints for Interior Walls and Ceilings)
    • AP89 (EU Standards for Aqueous Polymeric Dispersions)

    Typical usage ratio

    • 0.25%–1.2% by weight based on total formulation, adjusted per pigment volume concentration (PVC) and type of rheology modifier present in the formula

    Downstream process integration

    • PCT-50 is introduced into the water or resin phase at the pre-mixing stage prior to pigment addition, enabling full wetting and deflocculation during high-speed dispersion; incorporated before final letdown and viscosity adjustment

    Final product types

    • Interior and exterior latex emulsion paints
    • Waterbase primers and sealers
    • Zero-VOC decorative coatings
    • Industrial anti-corrosive waterborne systems

    5. Oilfield Chemicals – Enhanced Oil Recovery (EOR) Formulations

    Service companies active in secondary and tertiary oil recovery processes employ PCT-50 as a surfactant additive to improve the mobility of oil in reservoir rock. It is deployed in waterflood additives and surfactant-polymer blend packages, where it lowers interfacial tension and facilitates the release of trapped hydrocarbons during injection cycles under various salinity and temperature regimes. The concentration is dictated by formation properties, treated volume, and compatibility data from field trials.

    Industry compliance standards

    • API Spec 19C (American Petroleum Institute Specification for Chemicals in Well Stimulation)
    • ISO 18283 (Sampling and Analysis of Field-Chemicals for Oil Recovery)
    • US EPA 40 CFR Part 435 (Effluent Limitations for Oil and Gas Extraction Point Source Category)

    Typical usage ratio

    • 0.1%–1.0% by weight in surfactant-polymer flood solutions, selection based on core-flood laboratory results and compatibility with brine composition and produced water recycling constraints

    Downstream process integration

    • Mixed in on-site make-up water tanks before injection, post-blending with polymers and other performance additives; introduced either as a one-time slug or in continuous injection prior to field deployment

    Final product types

    • Surfactant flooding solutions for enhanced recovery
    • Chemical EOR injection fluids
    • Reservoir stimulation packages for mature fields

    6. Household and Institutional Cleaning Product Manufacturing

    Manufacturers of hard surface cleaners and institutional sanitation products employ PCT-50 to formulate transparent and low-residue detergent systems that require superior soil removal performance. When used in all-purpose liquids, kitchen degreasers, or industrial floor cleaners, it provides rapid surface wetting and emulsification of organic and particulate soils. Adjustments in formulation address required foam stability, water hardness, and compatibility with fragrance or dye additives.

    Industry compliance standards

    • US EPA Safer Choice criteria for surfactants in consumer and I&I cleaning formulations
    • EU Detergents Regulation (EC) No 648/2004 requirements for biodegradability and labeling
    • GB/T 26396 (Chinese Standard for Surfactants Used in Synthetic Detergents)

    Typical usage ratio

    • 1.0%–3.5% by weight, with higher rates for heavy-duty grease removers; adjust according to desired foam height, cleaning challenge, and dilution instructions for end user

    Downstream process integration

    • Added to blending tanks with solvents, builders, and co-surfactants during the detergent base mix stage prior to addition of fragrances, dyes, and preservative systems; maintained by pH adjustment and batch mixing

    Final product types

    • Transparent all-purpose surface cleaners
    • Institutional kitchen degreasing liquids
    • Industrial hard floor scrubbing fluids
    • Low-residue glass and mirror cleaners

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    Tel: +8615365186327

    Email: admin@ascent-chem.com

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    Certification & Compliance
    More Introduction

    PCT-50 Surfactant: Insights from the Production Floor

    Introduction to PCT-50 Surfactant

    For decades, our team has worked on improving surfactant technology to support industries that rely on effective wetting, emulsifying, and dispersing functions. PCT-50 Surfactant comes from these efforts directly in our own manufacturing facility. We designed it with performance in mind, guided by the feedback of formulators, end-users, and operators who use our chemicals every single day. PCT-50 is not just another surfactant off an assembly line — it’s the outcome of continuous hands-on testing and conversations with the people who apply it in the field.

    Model and Specifications

    The PCT-50 Surfactant stands out as a liquid, nonionic surfactant, usually supplied between 49% and 51% active content. Years of controlled production have refined its appearance to a clear or pale yellow liquid, with a viscosity balanced for ease of pumping in industrial settings. Our standard packaging comes in drums or bulk containers — every batch meets strict lab tests for purity, pH, and haze to ensure it doesn’t create headaches on the production floor.

    pH levels stay in the neutral to mildly alkaline range, a result of raw material selection that avoids unnecessary harshness. Our QC team regularly checks surface tension reduction effectiveness, which consistently hits below 30 dynes/cm at a 0.1% solution. This helps downstream processing, where wetting matters more than paperwork.

    Development and Testing

    The original concept for PCT-50 began on site during routine blending operations. We saw batches where traditional surfactants failed under hard water or at lower temperatures, creating delays and rework. Years spent with outdated wetting agents convinced us of the need for something flexible — one product that could handle industrial water conditions, survive storage at variable ambient temperatures, and function across multiple pH zones found in actual plant environments.

    Our R&D pilot system allowed us to test multiple ethoxylate blends and evaluate stability in different formulations. Feedback from coating and cleaning applications led us to refine the blend ratios and neutralization method, tweaking each batch’s performance until we could trust every drum sent out.

    Applications and Usage Practices

    Most customers use PCT-50 Surfactant to address wetting and emulsifying requirements in areas like water-based paints, degreasers, cleaners, textile processing, agrochemical adjuvants, and paper processing. Experienced formulators appreciate that the product dissolves quickly, even in cold water. This helps minimize blending time and reduces the load on mixers — a benefit that matters for plants running large batches at scale.

    Our operators note PCT-50’s ability to maintain clarity at typical usage concentrations, which translates to fewer surprises in product appearance for their customers. Generally, usage rates fall between 0.05% and 2% by weight, depending on the type of system and the other ingredients in play. Some customers have reported good compatibility with common builders, solvents, and moderate levels of electrolytes, which reflects deliberate work in raw material sourcing.

    For textile operations, the product supports rapid wetting of fibers and keeps deposits from clogging up machinery. In cleaning or degreasing applications, the product helps break the tension at the surface, promoting better lifting of oily soils. In agricultural formulations, our field partners have told us that PCT-50 promotes even spreading without foaming excessively — feedback that drove our latest round of antifoam compatibility improvements.

    Real-World Benefits Over Traditional Surfactants

    Each manufacturing batch builds on the experience gained from prior runs. Traditional nonionic surfactants often showed phase separation or haziness when pushed to higher concentrations or combined with minerals found in industrial areas. PCT-50’s recipe comes from trials aimed at reducing these headaches, supporting better shelf stability and easier handling during storage and transport.

    Another challenge with older surfactants was the tendency for noticeable odor, often caused by unreacted raw materials. Through a series of distillation tweaks and source upgrades, we addressed off-notes so the final product supports end users who require minimal scent contribution to finished formulations. This drives adoption across sectors, especially those with odor-sensitive requirements.

    Water hardness and temperature swings can knock many surfactants out of action, causing cloudiness or incomplete solubilization. Our production chemists have spent years working on batches to ensure that PCT-50 stays fluid and miscible over a broad temperature range, and doesn’t precipitate out when hard water is used. This results in fewer QA holds and less rejection in customer lines using well water or untreated sources.

    Product Integrity and Quality Assurance

    Many conversations with plant engineers and production managers led to a packaging and shipping strategy that avoids contamination or unnecessary shelf life loss. Each drum is nitrogen blanketed during filling, providing protection against oxidation. We only use high-integrity seals and liners that prevent both moisture ingress and the leaching of plasticizers, suitable for storage even in hot or humid warehouses.

    Before any shipment leaves our site, a real technician checks for visual clarity, confirms pH and active content, and runs performance bench tests. This comes from experience — a single contaminated drum can clog an entire plant’s operation. Our team maintains retention samples from every batch, enabling us to answer customer questions with real-world, on-file data. No drum leaves our plant without a traceable production record.

    Based on field feedback, we’ve introduced resin-injection quality checks to ensure downstream compatibility with high-shear mixing. For customers running continuous processes, this helps prevent inconsistent foam or product layering in tanks — problems that can halt operations and waste both time and raw material.

    Addressing Industry Challenges With Transparent Practices

    Over the years, we found that many surfactants brought to us for toll blending or toll finishing failed in basic compatibility or stability. Problems ranged from storage instability to slow wetting, thickening on exposure to cold, or separation on storage in steel drums. Sorting out the causes and fixing them became an integral part of our in-house blending procedures.

    We began to set more stringent acceptance criteria for raw materials and rejected lots that didn’t dissolve cleanly or tested positive for trace contaminants. Collaborating directly with upstream suppliers, our in-house staff established a supply chain with a focus on traceability. By controlling everything from incoming alkoxylate quality to outbound packaging, the finished PCT-50 Surfactant demonstrates high batch-to-batch consistency — a detail crucial for customers who can’t afford downtime or requalification of new lots.

    Our relationship with downstream users means we receive direct feedback, especially on problems that generic products can’t solve, such as persistent haze formation or insufficient compatibility with advanced adjuvant systems. This information shapes our ongoing production tweaks, lab trials, and formulation improvements with a single aim: reduce headaches at the line level and keep operations running smoothly.

    Product Differences in Practice

    Most generic surfactants on the market try to hit broad specifications but often overlook production bottlenecks, compatibility gaps, or local water conditions. Many imported alternatives fail to account for the variability in local raw materials or the unique demands of plant-level operations. For example, PCT-50’s balanced blend allows it to work with variable pH and water hardness — properties that come from batch-by-batch adjustments and field experience, not textbook formulas.

    We have seen multinational brands struggle with haze, phase separation, or incompatibility in the same end-use environments where PCT-50 performs without issue. The results reflect our plant-floor focus — solving practical problems like keeping storage tanks clean, avoiding clogged strainers, and preventing slow dissolution during cold weather. These performance differences arise not from marketing, but from relentless adjustment during production, based on feedback from people running mixers, reactors, and filling lines.

    In direct comparison tests overseen by end-users, PCT-50 surfactant maintains clarity and wetting efficiency across a wider pH and temperature range than many higher-priced competitors. Customers point to fewer foaming issues in spray applications, improved shelf life for their own blended products, and freedom from off-odors that can affect downstream sales. Internal audits of returned product show that clarification and solubility improve end-product quality, reducing rework rates for our customers.

    Supporting Formulation Innovation

    New product blends across home care, industrial, and agricultural markets regularly push surfactant boundaries, with requirements for faster wetting, more stable emulsions, and less environmental impact. Our technical group keeps PCT-50 production in sync with these changes, using direct process feedback rather than relying solely on literature data. Weekly lab meetings focus on new types of adjuvants, biocides, or green diluents entering customer formulations, ensuring every PCT-50 batch aligns with these market shifts.

    Staying involved with field users means our technical staff regularly runs performance evaluations with customer-provided base materials. These side-by-side trials drive incremental changes, such as optimizing flow characteristics or reducing batch processing time. Experience shows that a minor tweak at the surfactant plant often saves hours of problem-solving for end-users, eliminating slow dissolving, heating cycles, or unwanted interactions during scale-up.

    Our customers often need support integrating surfactants with emerging materials, such as natural polymers or sensitive enzymes. Plant chemists maintain a database of PCT-50’s interactions, and use this to help identify potential incompatibilities before large-scale production begins. Offering direct support keeps us grounded in reality and reminds us that the best technical data comes from real-life production, not isolated lab conditions.

    Environmental and Safety Considerations

    Surfactants have come under greater scrutiny from environmental agencies and customers alike. The raw materials we select for PCT-50 come from established, certified chains, and all batches are fully trackable in line with national chemical regulations. This cuts down on unwanted compliance issues and reassures customers who sell to safety-conscious sectors such as food processing and agriculture.

    We keep a close eye on emerging regulatory limits and proactively reformulate as necessary to stay ahead of compliance risks. The PCT-50 Surfactant contains no alkyl phenol ethoxylates or listed hazardous solvents, reducing regulatory headaches across a range of markets. Where possible, we supply certificates of analysis and documentation for every shipment, helping customers support their own quality and compliance checks.

    Our site health and safety rules shape the handling and shipping practices, including clear labeling, hazard training for staff, and routine equipment checks. These steps minimize both workplace risks and prevent issues once the product reaches customer hands. Over years of shipping and feedback, we’ve settled on optimal packaging protocols that minimize leaks or cross-contamination, even when containers travel long distances under variable conditions.

    Solutions for Persistent Industry Issues

    Addressing the challenge of inconsistent surfactant quality calls for rigorous plant-level systems. Instead of relying on spot checks, we adopted in-line monitors and frequent batch sampling. This allows for real-time detection of off-specification product, reducing waste and ensuring only stable, effective batches reach our customers. By investing in lab upgrades and staff training, our facility avoids the problems that hit others in the industry — unexplained failures, recalls, or blending surprises.

    Through direct contact and troubleshooting with batch processors, our technical support group has built a reputation for fast, straightforward answers. We commit to rapid response when site engineers discover any performance gap. Trained plant personnel have even gone to user sites to help resolve issues with tank mixing or water compatibility, ensuring firsthand understanding of on-the-ground challenges. This level of engagement sets the bar for surfactant production, rooted in our belief that real-world support drives better product development than hands-off consultation.

    Supply chain disruptions and unexpected regulatory changes are problems every chemical manufacturer faces. By maintaining a close link with both raw material producers and downstream blenders, we built in resilience so that PCT-50 stays available and consistent no matter what. Advanced forecasting and frequent supplier audits help minimize chance of unexpected shortfalls or spec drift, keeping batch quality stable year round.

    A Manufacturer’s Commitment

    Every year brings shifts in market needs, raw material prices, and environmental expectations. We have learned that maintaining dialogue with actual users makes the difference between a surfactant that works in theory and one that works day after day in demanding real-world environments. PCT-50 Surfactant represents decades of hands-on industry adjustment — a product designed, blended, and checked by chemical professionals who see feedback as a critical ingredient.

    We continue to invest in process upgrades and quality programs, knowing that reinforcement from the shop floor informs every decision we make. Our success with PCT-50 comes from the willingness to adapt based on fact, not assumption. Each drum shipped carries forward lessons learned, and every new application brings a chance to apply knowledge rather than offer excuses.

    Conclusion: Looking Ahead with PCT-50 Surfactant

    Countless stories from the production floor, customer sites, and field trials have shaped what PCT-50 Surfactant means to both our own staff and those who rely on dependable chemical supply. By staying closely linked to outcomes and focusing on real user experience, we keep refining a product that supports more efficient manufacturing, better finished goods, and fewer operational headaches. For anyone searching for a surfactant with the reliability and support of a true manufacturer, the experiences behind PCT-50 serve as our ongoing commitment.

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