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Propynol Ethoxylate

    • Product Name Propynol Ethoxylate
    • Alias PEG Propargyl Ether
    • Einecs 500-209-1
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
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    Specifications

    HS Code

    775409

    Product Name Propynol Ethoxylate
    Chemical Formula C6H10O2(C2H4O)n
    Appearance Clear to pale yellow liquid
    Odor Mild, characteristic
    Solubility In Water Soluble
    Ph Value 5.0 - 8.0 (1% solution)
    Molecular Weight Varies with degree of ethoxylation
    Flash Point >100°C (closed cup)
    Density 1.05 - 1.10 g/cm³ at 25°C
    Viscosity 50 - 300 cP at 25°C
    Surface Tension 28 - 35 mN/m (1% solution)
    Hlb Value 10 - 15 (depends on ethoxylation)

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

    Packing & Storage
    Packing Propynol Ethoxylate is packaged in a blue 200 kg HDPE drum, sealed tightly with labeling indicating chemical name, quantity, and hazards.
    Shipping Propynol Ethoxylate should be shipped in tightly sealed, chemically compatible containers and clearly labeled. Store and transport in a cool, well-ventilated area, away from sources of ignition and incompatible substances. Comply with all relevant local, national, and international regulations for handling and shipping chemicals. Avoid exposure to extreme temperatures.
    Storage Propynol Ethoxylate should be stored in a tightly sealed container in a cool, dry, well-ventilated area away from heat, sparks, open flames, and strong oxidizing agents. Protect from direct sunlight and moisture. Use corrosion-resistant containers and keep away from incompatible substances. Ensure proper labeling and access to emergency spill containment materials. Store at recommended temperature per the manufacturer's guidelines.
    Application of Propynol Ethoxylate

    Applications of Propynol Ethoxylate in Industrial Manufacturing

    Propynol ethoxylate delivers specific performance benefits in select industrial sectors where its unique structure and surface activity drive process reliability and end-product quality. As a dedicated manufacturer, we support downstream partners through technical-grade supply and close value-chain integration for each application detailed below.

    1. Emulsion Polymerization – Synthetic Latex & Acrylics

    Manufacturers in the synthetic latex and acrylics segment rely on propynol ethoxylate as a controlled-acting nonionic surfactant to fine-tune particle nucleation and distribution during emulsion polymerizations. The material’s moderate hydrophilic-lipophilic balance provides efficient monomer wetting and emulsion stability through each polymerization phase, supporting precise control of final latex morphology and minimizing coagulum formation.

    Industry compliance standards

    • ISO 14001 (Environmental Management Systems for Chemical Manufacturing)
    • REACH Annex XVII/1907/2006 (EU restrictions for surfactants)
    • ASTM D4828 (Surfactant residue determination)

    Typical usage ratio

    • 0.3–1.0% w/w of total monomer charge; adjust based on monomer blend reactivity and polymerization scale

    Downstream process integration

    • Dosed at pre-emulsification step with all liquid monomers prior to aqueous phase introduction; fine adjustments possible during seed/feed stages

    Final product types

    • High-solid acrylic latex for adhesives
    • SBR and NBR emulsions for automotive coatings
    • Acrylic dispersions in nonwoven binder applications

    2. Waterborne Metalworking Fluids

    In the metalworking fluids sector, propynol ethoxylate serves as both a dynamic antifoam agent and boundary lubricity promoter. Its timely adsorption at air-liquid interfaces ensures rapid foam knockdown during batch make-up and in recirculating fluid systems, while its compatibility with extreme-pressure additives helps maintain fluid transparency and surface finish standards on workpieces.

    Industry compliance standards

    • ASTM E2520 (Formulation and performance testing for water-based metalworking fluids)
    • DIN 51385 (Emulsifier performance in lubricants)
    • OSHA 29 CFR 1910.1200 compliance for material hazard labelling

    Typical usage ratio

    • 0.05–0.25% w/w in final diluted fluids; set according to base oil type, water hardness, and fluid recirculation rate

    Downstream process integration

    • Incorporated during the final blending phase after alkaline and emulsifier addition, well before point-of-use dilution

    Final product types

    • Semi-synthetic cutting fluids for CNC machining
    • Alkaline coolants in grinding and honing operations
    • High-clarity forming lubricants for tube drawing

    3. Agrochemical Formulations – Suspension Concentrates

    Propynol ethoxylate is a key adjuvant in advanced pesticide suspension concentrates where its dispersing and anti-caking effects are critical for maintaining colloidal stability during logistics and in end-user dilution. Its low-foam hydrotropic action enhances wettable powder dispersion into true suspensions, protecting actives from sedimentation and improving leaf deposition uniformity upon application.

    Industry compliance standards

    • FAO/WHO Specification guidelines for pesticide formulation (e.g., FAO/WHO 2016)
    • EU Regulation 1107/2009 (Plant Protection Product Approval)
    • China GB 2763 Maximum Residue Limits (MRLs) for pesticides

    Typical usage ratio

    • 0.2–0.8% w/w active matter basis; revised according to pesticide solid content, carrier type, and end-market regulatory MRLs

    Downstream process integration

    • Slowly added to the millbase before or during high-energy wet grinding to optimize suspension viscosity and assist particle size control

    Final product types

    • Herbicide suspension concentrates (SC) for cereals
    • SDHI fungicide dispersions for orchards and vineyards
    • Wettable powder (WP) conversion to stable liquid formulations

    4. Textile Dyeing Auxiliaries

    Textile finishing lines employ propynol ethoxylate as a leveling agent and rewetting auxiliary, especially in jet and package dyeing systems, where wetting speed and dye dispersion homogeneity directly influence color sharpness. Its rapid fiber surface migration reduces dye streaks and spots, while its low-residue performance suits stringent wastewater discharge controls in regulated textile parks.

    Industry compliance standards

    • ZDHC Manufacturing Restricted Substances List (MRSL)
    • OEKO-TEX Standard 100 (Textile chemical safety)
    • GB 18401–2010 (China National General Safety Technical Code for Textile Products)

    Typical usage ratio

    • 0.1–0.4 g/L in dye bath; shifted according to yarn type and dye class

    Downstream process integration

    • Pumped into pre-wetting stage or dosed just before salt and dye solution addition; subject to in-line dye bath monitoring

    Final product types

    • Reactive and disperse dye prints for sportswear
    • Polyester staple and filament yarns in home textiles
    • Mercerized cotton and blended fabric rolls

    5. Water-Based Architectural Paints

    Within waterborne decorative coatings, this material provides critical open-time extension and pigment dispersion assistance. It enables consistent flow and leveling during paint manufacturing, supporting stable pigment-binder integration and gloss control on drying. Its nonionic nature limits interaction with associative thickeners, minimizing viscosity drift during storage and application phases.

    Industry compliance standards

    • US EPA VOC regulations (40 CFR Part 59 – Architectural Coatings)
    • EN 13300 (Paints and varnishes for building interiors)
    • China GB/T 9755-2014 (Synthetic resin emulsion coatings for interior wall)

    Typical usage ratio

    • 0.2–0.6% w/w vs. total formulation mass; fine-tuned based on latex type and pigment volume concentration (PVC)

    Downstream process integration

    • Fed into pigment grind stage with primary dispersants, or later in let-down for open-time adjustment; always controlled by in-process QC

    Final product types

    • Matte and semi-gloss indoor wall paints
    • Primer-undercoat emulsions for commercial surfaces
    • Low-odor zero-VOC decorative finishes

    6. Industrial Cleaning Agents – Hard Surface Cleaners

    Industrial formulators utilize propynol ethoxylate to achieve rapid wetting and streak-free rinsing in institutional hard surface cleaners, targeting requirements for food processing, pharmaceutical, and metal fabrication environments. The product’s fast break from hydrophobic residues helps cleaning systems meet strict hygiene and visual standards after single-pass application, improving labor efficiency and equipment turnaround times.

    Industry compliance standards

    • US FDA 21 CFR 178.1010 (Sanitizing solutions for food environments)
    • EN 1276 (Bactericidal activity for surface disinfectants)
    • China GB 14930.1-2015 (Safety standard for detergent in food industry)

    Typical usage ratio

    • 0.05–0.15% in final-use dilutions; balance with pH adjusters and other surfactants based on substrate sensitivity

    Downstream process integration

    • Blended into working concentrate alongside chelants and alkaline builders; always checked for compatibility with sanitizer and corrosion inhibitor packages

    Final product types

    • Spray-and-wipe glass and stainless cleaning fluids
    • Food contact surface degreasers
    • CIP (clean-in-place) cycle detergents for filling lines and reactors
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    Certification & Compliance
    More Introduction

    Propynol Ethoxylate: An Inside Look from the Factory Floor

    Our Experience with Propynol Ethoxylate Production

    Every batch of propynol ethoxylate starts in our reactor rooms. Over years on the line, I’ve learned to respect its reliability. We handle propynol ethoxylate, such as the PYN-6, PYN-9, and PYN-12 series, with care, checking each stage for clarity, color, and water content. Simple mistakes like a few degrees off in temperature can alter viscosity, so we track temperature and pressure data closely. We judge quality by how easily it mixes with water and the crispness of the end result. Walk through our plant and you can spot roles for this compound everywhere: in textile scour baths, metalworking fluids, latex stabilization, and specialized paint additives. After dozens of daily runs, the smell of propynol derivatives becomes as familiar as the hum of the distillation columns.

    Why Propynol Ethoxylate Plays a Key Role in Modern Industries

    We didn’t choose to scale up propynol ethoxylate based on guesswork. Our years in the field showed demand from sectors that needed a low-foam, fast-wetting surfactant. The chemical’s unique structure—with a propynol backbone and varying ethoxylate chain lengths—gives customers the choice between higher and lower hydrophilic-lipophilic balance. Manufacturers come to us when other surfactants generate too much foam or introduce unwanted odor in textile scouring, pigment wetting, or crop adjuvant blending. It’s the reason the paint shops keep calling our tech support lines: other surfactants can make latex paint spongy or leave residue, while a correctly matched propynol ethoxylate slips in, enhances pigment dispersal, speeds up wetting, and bows out with minimal traces.

    We get requests for our propynol ethoxylate from local and overseas partners running dyeing lines, pulp washing tunnels, and spray adjuvants for crops. In textile manufacturing, speed matters. Delays cost money every minute the bath runs with foam buildup. Propynol ethoxylate’s nonionic profile and fast wetting break surface tension almost instantly. At our site, we watch dozens of test beakers: in foaming comparison, propynol ethoxylate remains calm, while competing nonylphenol and octylphenol ethoxylates build airy peaks. This makes it the right hand tool for jets-dyeing, continuous pad-steam bleaching, and pigment print pastes where excess air gets trapped.

    Comparison with Other Surfactants

    Plenty of newcomers to the plant ask why we don’t just use the old favorites: AEOs, nonylphenol ethoxylates, or ethanolamines. Actually, we experimented with the full spectrum during plant scale-up. Alcohol ethoxylates often build thick foam. Octylphenol and nonylphenol ethoxylates work fine in some textile soaping lines, but their environmental profiles fell from favor after regulatory changes swept through the sector. Propynol ethoxylate steps in with better biodegradability and minimal aquatic toxicity compared to older aromatic ethoxylates. Its straight chain, ethoxylated structure doesn’t trap odors, and testing in our on-site labs shows high compatibility with strong acids, alkalis, and electrolytes.

    Custom orders, like a propynol ethoxylate with six or twelve ethylene oxide units, land in our production schedule several times per week. Some customers, especially in pigment paste and water-based adhesives, need a surfactant that won’t interfere with final film formation or gloss. Twenty years ago, nonionic and cationic surfactants usually had some tradeoff: foaming, yellowing, or incompatibility with certain resins. Now, propynol ethoxylate takes over where precision counts. In one case, a customer reformulated waterborne epoxy primers after discovering their previous surfactant left visible surface marks. Switching to our PYN-9 cut application problems and improved their rejection rates.

    Real-World Case Studies and Why Grades Matter

    End-users from Asia to Europe ask about model numbers, like PYN-6 versus PYN-9. The number shows the average moles of ethylene oxide on each propynol molecule, which influences its performance. In our hands-on testing, each grade matters for a reason. For high-speed jet dyeing, where a rapid wet-out and complete foam suppression are crucial, the PYN-6 grade delivers. Textile customers running continuous bleaching lines often lean toward PYN-9 or PYN-12 to achieve the right balance between wetting and emulsification.

    Unlike commodity surfactants, the propynol ethoxylates from our reactors consistently show sharp cutoffs in performance. Switch to a higher EO (ethylene oxide) grade, and the wetting time changes. In cold water, propynol ethoxylate still breaks surface tension fast. This supports paper manufacturers using closed-loop systems where every gram of surfactant makes a difference in processing costs and environmental discharge reporting.

    We once assisted a waterborne ink producer facing flocculation issues during pigment grinding. After they tried generic alcohol ethoxylates and cationics—with mixed results—we sent samples of our PYN-12. Their QC manager documented a visible drop in sedimentation, no re-agglomeration, and improved print sharpness over several production runs. That kind of trial-and-error on the floor builds cycle after cycle into the market’s trust in propynol ethoxylate.

    Working with Propynol Ethoxylate: Handling and Quality Focus

    Chemical manufacturing isn’t glamorous. Shifts get long, process parameters stack up, and minor issues can snowball. Propynol ethoxylate, thanks to its stability, light odor, and low viscosity in its liquid form, simplifies storage and metering. Our bulk tanks stay at moderate temperatures, and the material pulls easily without clogging nozzles. Each week we run checks on pH, water content, and color—yellowing or haze signals process drift. Only batches passing all tests move forward.

    Our quality assurance team tracks every shipment back to the blend date and reactor. In case a customer later raises concerns about cloudiness, wetting speed, or odor, we check our logs, batch records, and on-site reserves to spot possible issues fast. Most problems traced to shipping or tank transfers, not the end product. Over the last decade, the reliability of our propynol ethoxylate grades helped partners eliminate downtime and rework costs, which in competitive markets means more than any certification.

    The Future of Propynol Ethoxylate: Challenges and Opportunities

    Customers stop by the factory floor on tours, asking about new grades or tweaks for their next application. While standard PYN-6 and PYN-9 serve many lines, we see opportunities for even more dialed-in versions. Longer EO chains could offer unique properties for specialty coatings or low-temperature cleaning. Some partners have asked us to explore bio-based propynol ethoxylate by sourcing green ethylene oxide or propynol feedstock—more expensive, but promising for customers under regulatory or consumer pressure.

    Propynol ethoxylate faces some limits: in high-alkali, superheated textile scours, competing surfactants sometimes edge it out. In metal cleaning, strong chelating agents can interact unpredictably. Internally, we share these lessons among our R&D and production teams, pushing constant pilot trials to match plant needs. We feed operating experience back into design—if a customer finds the current product too viscous, we offer blending adjustments or suggestions for dilution tanks.

    Environmental Considerations and Regulatory Shifts

    The world is changing fast, and we see that up close with supply contracts and government audits. Regulatory agencies want to confirm cleaner effluents and safer working environments. Aromatic ethoxylates, once dominant, lost ground as the rules focused on aquatic toxicity and non-biodegradable residues. Propynol ethoxylate, made on our lines today, carries a better environmental scorecard. Routine wastewater samples from our plant show rapid breakdown rates compared to classic shortcuts like NP-6 or OP-10.

    Local waste treatment partners have shared feedback: sludges containing propynol ethoxylate break down faster, and toxicology reports show less harm to aquatic life. Further, workers appreciate the lighter odor and mild skin contact risks relative to harsher nonionics and anionics. Still, we keep evaluating options for downstream treatment improvements and new formulations that reduce load on wastewater systems.

    Supporting Our Customers’ Bottom Line with Experience

    We run thousands of tons of chemicals each year, so recurring issues and real feedback shape our approach. One of our long-time adhesive customers faced production slowdowns tied to inconsistent surfactant supply from other vendors. After shifting to our in-house propynol ethoxylate, batch consistency locked in, plant downtime dropped, and maintenance concerns around foaming disappeared. That reliability, and our focus on up-front, transparent technical support, keeps lines humming and costs manageable. We talk directly with plant engineers, not just buyers, so adjustments happen fast, and small issues don’t snowball.

    In a recent visit to a pulp and paper facility, engineers showed us how previous surfactants left residues on mill rolls, forcing mid-shift cleanings. They needed a nonionic surfactant that rinsed clean and cut through tough wood pitch. We recommended a mid-chain propynol ethoxylate, and after a few trial runs, residue complaints dropped. Changes like these come from direct factory-to-factory communication and the willingness to run side-by-side trials until the right fit emerges.

    Troubleshooting, Continuous Improvements, and Real-World Impact

    Standing inside a chemical facility gives a different view of product development than an office meeting. Each challenge—a plugged pump, an odd color shift, a customer call about slow wetting—pushes us to refine sourcing, handling, and process choices. Propynol ethoxylate didn’t become our workhorse overnight. We trialed it against dozens of alternatives for foam suppression in dye baths, pigment dispersion in paints, and dirt removal in industrial cleaners. Every step led to sharper policies, better staff training, and tighter quality specs.

    Today, supply chain teams count on us to deliver the same product every shipment. New hires at the plant learn about the nuts and bolts of propynol ethoxylate production—the importance of clean feedstock, tight reactor timing, and analytic testing for each run. Our R&D engineers draw on customer feedback sessions to craft next-generation grades, rolling out samples based on what actually works, not just what’s easiest to make.

    Why Propynol Ethoxylate Keeps Moving Forward

    We’ve worked through upswings in plant output and tougher times when margins tightened. Through each cycle, partners kept using propynol ethoxylate for its consistent results and adaptability across industries. As needs shift, from standard wetting agent in clothing mills to high-performance dispersant in new eco-friendly inks, we keep adjusting. The backbone formed by real people, who know the factory floor and understand the stakes for every shipment, gives us a continuous edge. That’s where true product value reveals itself—showing up, meeting spec, and owning the results.

    The path forward will keep challenging established surfactants. Performance-driven plant managers, chemists, and QC techs want more than a datasheet—they want proof of function, reliability, and a partner invested in the long run. From our plant to yours, that’s how we see propynol ethoxylate: not just a molecule, but a dependable tool we know inside out, shaped by shared experience and tested every shift we run.