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Octadecylacetamide

    • Product Name Octadecylacetamide
    • Alias Stearamide
    • Einecs 246-807-3
    • 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
    VTB
    Specifications

    HS Code

    236678

    Chemicalname Octadecylacetamide
    Casnumber 1763-30-6
    Molecularformula C20H41NO
    Molecularweight 311.55 g/mol
    Appearance White to off-white solid
    Meltingpoint 92-96 °C
    Boilingpoint 455.7 °C at 760 mmHg
    Solubilityinwater Insoluble
    Density 0.855 g/cm³
    Iupacname N-octadecylacetamide

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

    Packing & Storage
    Packing Packaged in a 500g amber glass bottle with a tight-sealing cap, labeled: "Octadecylacetamide, high purity, for laboratory use."
    Shipping Octadecylacetamide is shipped in tightly sealed containers, protected from moisture and direct sunlight. It is handled as a non-hazardous material under normal conditions. During transport, the chemical should be secured to prevent spills, with labeling in accordance with local and international regulations. Store at room temperature and avoid exposure to strong oxidizers.
    Storage Octadecylacetamide should be stored in a tightly closed container, in a cool, dry, and well-ventilated area away from incompatible substances like strong oxidizers. Protect the chemical from moisture and direct sunlight. Store it at room temperature, away from sources of ignition. Properly label the storage container and ensure access is limited to trained personnel to prevent accidental exposure or contamination.
    Application of Octadecylacetamide

    Applications of Octadecylacetamide in Industrial Manufacturing

    Octadecylacetamide, widely recognized for its slip and anti-blocking performance, serves distinct roles across several industrial manufacturing sectors. Our facilities engineer production batches with traceable consistency, supplying major processors with this specialty amide for their downstream conversion lines. Below, we detail actual industry uses where regulatory compliance, mixture ratios, specific process entry points, and end-use requirements define its critical value.

    1. Polyolefin Film Production (Packaging & Industrial Films)

    Major polyolefin film extruders incorporate octadecylacetamide as an internal slip agent to manage friction and prevent blocking in finished sheeting and bag products. The amide integrates into the polymer melt before extrusion, providing targeted migration to film surfaces during cooling. Process engineers monitor purity and additive concentrations to maintain required coefficient of friction (COF) values for automated packaging machinery. Film quality requirements often dictate additive levels and process handling parameters for high-speed packaging operations where surface feel and machinability must remain within precise tolerances.

    Industry compliance standards

    • EU Regulation (EU) No 10/2011 for plastic food contact materials
    • FDA 21 CFR 177.1520 for olefin polymers
    • ISO 9001:2015 Quality Management Systems
    • REACH Regulation (EC) No 1907/2006

    Typical usage ratio

    • 0.05–0.3% by weight in LDPE, LLDPE, or PP formulations
    • Adjusted according to film gauge, polymer grade, and slip performance target

    Downstream process integration

    • Dosed during polymer blending (pre-compounding stage)
    • Dispersed with masterbatch or direct powder addition to resin hopper
    • Melt-extruded and oriented in the film drawdown step
    • Influences COF as migrated to film surface during cooling period

    Final product types

    • Food and consumer packaging films
    • Industrial shrink and stretch wrap
    • Carrier bags and trash liners
    • Protective construction foils

    2. Engineering Plastics Compounding (ABS, PS, PVC)

    Compounders in the engineering thermoplastics sector utilize octadecylacetamide as a dispersion aid and process lubricant during the melt mixing of ABS, polystyrene, and rigid PVC grades. The addition of this amide reduces melt viscosity, enabling better pigment and filler incorporation while enhancing flow and surface quality. Accurate dosing and formulation control ensure the additive complements existing lubricants and does not interfere with downstream adhesion, printability, or mechanical testing. QC protocols check for dispersion uniformity and physical property retention across compounding runs.

    Industry compliance standards

    • UL 94 Plastics Flammability Standard
    • RoHS Directive 2011/65/EU for electrical components
    • ISO 178 for plastics flexural properties
    • IEC 60695 for fire hazard testing in electrical plastics

    Typical usage ratio

    • 0.1–0.5 phr (parts per hundred resin) for initial test runs
    • Optimized based on filler content and downstream part requirements

    Downstream process integration

    • Weighing and metering into high-intensity mixers or twin-screw extruders
    • Feeds directly before or with other processing aids and pigments
    • Exerts maximum effect during the compounding/homogenization phase
    • Does not migrate to the polymer surface, supporting internal lubrication

    Final product types

    • Automotive interior and exterior plastic trim
    • Electronic housings and connectors
    • Rigid appliance casings
    • Profiles and sheets for building applications

    3. Hot-Melt Adhesive (HMA) Formulation

    Adhesive manufacturers formulate various hot-melt systems with octadecylacetamide to tailor block resistance and open time, especially in polyolefin- and EVA-based adhesives. The additive increases surface slip and controls tack levels, addressing offset issues and improving substrate separation even under storage pressure. Chemists balance concentration with other waxy slip agents to achieve desired release performance while safeguarding bond integrity and thermal stability during storage and end-use.

    Industry compliance standards

    • FDA 21 CFR 175.105 for indirect food contact adhesives
    • ASTM D1002 for adhesive bond shear strength
    • ISO 9001:2015 / GMP guidelines for adhesive manufacturing
    • REACH and CLP safety communication requirements

    Typical usage ratio

    • 0.2–1.0% by weight in finished adhesive premix
    • Fine-tuned based on adhesive type and substrate compatibility

    Downstream process integration

    • Added to hot-melt base during batch mixing and blending at 130–180°C
    • Melted and compounded with tackifiers, polymers, and stabilizers prior to drum filling
    • Performs as an anti-block and application-flow modifier post-cooling

    Final product types

    • Packaging and carton sealing adhesives
    • Bookbinding glues
    • Furniture edge-banding adhesives
    • Pressure sensitive tapes and industrial assembly HMAs

    4. Lubricant Additives for Metalworking Fluids

    Formulators in the metalworking sector introduce octadecylacetamide into oil-based and semi-synthetic lubricants to increase lubricity, reduce tool wear, and minimize metal-to-metal sticking during high-speed machining or drawing operations. Blending protocols monitor temperatures and mixture sequence to guarantee full amide dissolution without loss of performance. Blends target specific surface finish, cutting temperature, and tool life parameters required by downstream metal fabricators. Quality labs validate friction coefficients and stability indices through repeatable test protocols per batch.

    Industry compliance standards

    • ISO 6743-13 lubricants classification (metalworking fluids)
    • ASTM D2625 for steel lubricity testing
    • REACH and GHS SDS compliance in finished lubricants
    • DIN 51502 oil classification and labeling

    Typical usage ratio

    • 0.5–3.0% by weight in oil concentrate or final fluid
    • Selected by operator for drawing, stamping, or cutting fluid use

    Downstream process integration

    • Blended into base stock during emulsion or oil concentrate preparation
    • Ensured complete dissolution under continuous agitation at 60–80°C
    • Monitored for stability prior to end-user fill-off
    • Checked via lab sample for lubricity improvement and compatibility

    Final product types

    • Drawing and stamping oils
    • Cutting and grinding fluids
    • Rolling lubricants for steel and aluminum
    • Anti-stick lubricants for die operations

    5. Anti-Dusting Agent in Color Masterbatches

    Masterbatch plants, focusing on pelletized colorant systems, incorporate octadecylacetamide to minimize dusting and static accumulation on both pigment particles and finished color masterbatch granules. The agent’s waxy character suppresses airborne pigment and carrier fines during production, packaging, and customer use, supporting accurate dosing and safer material handling. Dosing protocols take pigment loading and binder type into account, and technical teams conduct particle size and static tests post-compounding to verify dust suppression remains consistent throughout logistics routes.

    Industry compliance standards

    • EN 71-3 Safety of Toys (for colored plastics)
    • REACH Annex XVII (for restricted pigments and additives)
    • ISO 1248 pigment content verification
    • ISO 9001:2015 and internal batch traceability

    Typical usage ratio

    • 0.1–0.3% by weight based on pigment carrier load
    • Adjusted to pigment volatility and end-user handling feedback

    Downstream process integration

    • Introduced directly into high-shear mixers with pigments and carrier resin
    • Ensures uniform surface modification of pigment particles
    • Monitored for consistent dispersion through masterbatch extrusion
    • Used in both single- and multi-pigment systems

    Final product types

    • Color masterbatch pellets for film, fiber, and molding customers
    • Pre-dispersed pigment concentrate blocks
    • Plastic resin additive blends
    • Pelletized colorant for wire and cable compounds

    6. Road Marking and Traffic Paint Formulations

    Traffic paint manufacturers blend octadecylacetamide into thermoplastic road marking compounds to improve hot flow properties and minimize caking during processing, transportation, and application. The additive’s lubricating behavior facilitates easier extrusion, stable bead embedding, and smooth surface characteristics on finished markings. Regulatory limits require careful monitoring of non-volatile additive content to maintain retroreflectivity and long-term skid resistance on highways.

    Industry compliance standards

    • ASTM D4383 for road marking materials
    • EN 1871 for physical properties of road marking paints
    • Federal Specification TT-P-1952F for pavement markings
    • ISO 9001 quality controls for batch consistency

    Typical usage ratio

    • 0.2–0.7% by weight of finished thermoplastic paint mass
    • Dosing optimized for application climate and bead adhesion

    Downstream process integration

    • Added at pigment/binder blending stage in heated mixers
    • Distributed thoroughly before extrusion pelletizing
    • Cohesion and anti-caking tested post-cooling
    • Adjustment during seasonal production runs

    Final product types

    • Thermoplastic road marking compounds
    • Premix highway line and crosswalk paints
    • Reflective traffic marking beads-in-paint
    • Industrial zone marking coatings
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    Certification & Compliance
    More Introduction

    Octadecylacetamide: A Closer Look from the Manufacturer’s Workbench

    What Sets True Octadecylacetamide Apart?

    Deep inside each batch we produce, octadecylacetamide tells a clear story about attention to detail and how practical knowledge matters more than flashy promises. This long-chain fatty acid derivative isn’t a name that turns heads at a community fair, but in technical circles, it’s become an indispensable building block. Pure C20H41NO, high-melting, usually in powdered form—there’s no need to dress up its chemical simplicity. You can’t mistake its slightly waxy texture or how it slides from white to faint cream shades, depending on the feedstocks. Through years outfitting heat-sensitive lines and compounding labs, we’ve found those clues reveal much. Every step, from flake collection to finished product, ties back to how scrap is managed, which raw materials see the least moisture, and which batch controls leave the resin beds undisturbed the longest.

    Octadecylacetamide stands out because we don’t just ship what a customer orders; we track how each batch behaves in real production. In practice, octadecylacetamide does its best work quiet and unassuming—never intended as a showpiece chemical. Lubricants for plastics run smoother, mold release gets cleaner, and antistatic performance shows up after the first week, not just the first day. We have spent entire seasons side by side with clients, watching how imported grades behave in the extruder. That hands-on background shapes how we run our own production. The focus sticks with the right balance of melting range—usually 99–101°C by our in-house DSC checks—and a non-volatile residue low enough any lab can confirm-solid residue after 2 hours at 150°C stands well under 0.1%. Keeping free amine down matters; our better batches won’t show a trace over 150ppm. Simple specs on paper rarely reveal how much of a difference this makes on-site.

    Direct Applications Informed by Experience

    Polymer manufacturers would sooner switch suppliers than tolerate streaky pellets or tooling coated with sticky films. We learned long ago: consistency isn’t about the highest purity written on a certificate. It’s about how the product stands up batch after batch. Our polymer customers need lubricity in high-output PVC and polystyrene lines, a real boon with injection molding or sheet extrusion where any variance leads to costly downtime. Octadecylacetamide’s particular blend of polarity and chain length gives it a reliable touch—not so soft as to smear, not so hard as to cake. As manufacturers, we don’t look for the easiest fix. Instead, we compare the data from lines running older, imported amide grades and fresh product made onsite. This is where practical experience leads. Local flexibility means we catch lot drift before it causes issues, dialing in the reaction temperature, tweaking purification to hold a tight melting point. The real win surfaces in customer audits weeks later, where extruder pressure stays steady, and surface gloss records finally stop fluctuating.

    Antistatic property is another target where theory often promises too much, but field performance matters most. Amide-based static inhibitors belong in formulations that need good shelf life and consistent behavior through logistics, not just certification. Our clients in film extrusion, especially food packaging, demand more than an ‘off-the-shelf’ additive. We found that minimizing the tendency for exudation—a common headache—means closer control over fatty acid impurities and by-product content. We’re able to supply a grade of octadecylacetamide that keeps migration at bay even under humid storage, cutting down on rejected rolls or blocked film. That comes from adjusting the purification sequence and holding a strict line on water and acid content, proven by internal and external third-party GC tests. Our model, drawn from years of closeup processing, simply avoids the pitfalls that trip up standard stock lots.

    Why Process Details Create Real-World Value

    Formulators in masterbatches and pigment dispersions need a certain behavior they can count on. Cheap substitutes—be it shorter-chain amides or simply imported leftovers—won’t deliver the same slip at low use rates. Our octadecylacetamide maintains a fine, even particle size, reliably under 200 microns by our own screens. This isn’t just to satisfy a technical sheet. It lowers risk in live, fast-running lines, where agglomerates trigger shutdowns and clogged dosing equipment eats into hours. We’ve chosen milling and dedusting settings with direct input from plant floor operators, hearing firsthand about blockages. Adjusting pH and screening out off-size particulates became standard in our work process because downtime costs more than any payout on raw material savings.

    The term “amide” covers a broad class. A steady stream of new compounds lines the shelves—behenamide, erucamide, oleamide—each suited for different jobs. From a manufacturer’s lens, the choice isn’t only about chemical structure. We pay attention to how the process actually runs, day after day. Octadecylacetamide, due to its chain length and acetamide structure, strikes a middle ground between rapid surface activity and lubricant staying power. At the same additive level, it shapes a distinct surface slip compared with common alternatives. Oleamide, for example, blooms rapidly—for quick slip but less staying power. Erucamide offers longer-term slip but needs careful process monitoring due to its tendency to recrystallize. Our octadecylacetamide sees use in situations demanding both efficiency and stable quality, often at filler loadings from 0.1 to 1.0 parts per hundred resin.

    Paper industry clients tap into octadecylacetamide’s particular chemistry to improve printability and resist dusting in specialty coatings. The goal is a smoother, less abrasive sheet during scoring and folding. Print runs that once hogged the stoppage list turn out longer, with less friction wear on blades. Technical staff on those finishing lines prefer the non-greasy finish our product provides, due in part to fine control over the amide’s residual acid content. Apparel producers use octadecylacetamide to control hand and drape in yarns and coated textiles, aiming for a certain dry, smooth touch. Every spec sheet claims “soft” or “low migration,” but only hands-on feedback during pilot runs exposes real-life differences.

    Solving Challenges Unique to Each Sector

    Rubber compounding plants often demand more than a single role out of an additive. Older lines, especially in NR or SBR production, get demanding about lubricant and mold release requirements shifting with each tune-up of mold temperature or cure cycle. Over years supporting these setups, we’ve tailored our process to offer a fresher product profile—a direct response to those who complained about agglomeration after six months or yellowing after extended heating. We maintain closer control on oxidation parameters, run regular accelerated aging tests, and tune our neutralization steps to cap off-color formation.

    Octadecylacetamide’s non-polar backbone, when matched properly to a customer’s elastomer system, gives a unique release quality—enough to clear molds without greasy residue or smoke. Competitor products often fall short, leaving cleaning crews busy and production forecasts off the mark. The experience of walking line trials and seeing in-house product cleanly separate finished goods speaks louder than any claim on a trade fair banner. Regulatory and environmental reporting grow more stringent each year, so producers favor an amide supplier who can offer product with low extractables and proven traceability. Every batch of ours links up with full ingredient tracking systems—ISO 9001 standards aren’t just for documentation, they force real improvements in trace control and risk reduction.

    Ceramics and refractory buyers, especially those focused on extrusion and wet pressing, look for more than simple powder. Water content, flow properties, and solubility details decide whether an additive clogs nozzles or fosters clean release. We watch water content closely, holding to 0.2% or less, verified by independent labs. The difference appears not in paperwork, but with easier de-molding, faster firing runs, and fewer wipe-down cycles on expensive steel tooling. It’s not luck—decades of back and forth with QA teams have taught us how to adjust batchwise for local silo turnover, monsoon humidity, and what people actually handle on the shop floor.

    Business is more than numbers in a ledger or a lab-certified line on a spec sheet. The kind of detail that gets skipped by simple bulk suppliers—polymer compatibility, practical shelf life, even static test repeatability year after year—features prominently in our in-house checks. Materials science keeps evolving, but hands-on lessons about poor slip or bloomed surface marks carry over from one generation of plastics technology to the next. We’ve built lines around dialog, not just delivery, taking on the work that comes from fixing a process rather than swapping out products in a catalog.

    The Role of Quality in Practical Results

    Specifications don’t keep lines running; on-the-floor problem solving does. After years working with compounding, extrusion, coatings, and fiber manufacturing, we’ve found actual utility comes less from chasing headline purity and more from refining every manufacturing stage. Quality control that catches off-melt batches early saves hours, sometimes full shifts, downstream. Production of octadecylacetamide is not an artisan’s craft, yet it demands more than simple bulk chemical delivery. Our lines run continuous assays, backed by on-site GC and overnight FTIR sweeps, with targeted random blend checks. The first time a batch of resin keeps its surface freshness weeks past expected, the difference in octadecylacetamide becomes obvious.

    Polymerizers often share their own in-field feedback, noting not only ease of dosing or lack of dust, but also more subtle points—like minimized carryover or more uniform dispersion even after hurricane season humidity spikes. Even after truck logistics get tricky and drums brave rough transit, we’ve engineered packaging for true storage stability: moisture-barrier sacks, vacuum liner options, and frequent packaging audits that correct for shifting inland warehouse conditions. It’s a practical, iterative process, informed directly by repeated field checks and returns, never just a procurement exercise.

    The effort that goes into each kilo of our octadecylacetamide pays off on the lines where every minute saved is worth far more than any marginal savings on up-front powder cost. Plastics and rubber industries do not tolerate unreliable filler. By investing in close monitoring of free fatty acid, limiting moisture, and adjusting the synthesis to produce a low-odor, color-stable batch, we see fewer returns and more repeat orders—not because we out-market competitors, but because plant engineers report back better actual output.

    Rational Comparison to Other Amides and Impact on Industry Practice

    The market is overflowing with alternatives—each claiming better slip, easier extrudability, or safer long-run use. Erucamide and oleamide often provide faster surface migration, which can benefit high-speed film lines eager for fast slip. Yet in real-world trials, both show a tendency to over-bloom and sometimes drift from the ideal surface properties after a short period. Octadecylacetamide, with its moderate chain, balances initial performance and stable long-run effectiveness. Compounding engineers notice less haze, more even surface, and fewer headaches from ghosting trace residues.

    In pigment dispersions, where pastes and masterbatches often seize or flocculate, our product demonstrates good dispersibility and longevity due to careful blending controls. The choice to invest in better milling and handling continues to reward customers with less downtime and more predictable performance over hundreds of runs. As one of the few manufacturers willing to open the books on raw material choices and react flexibly to market feedback, we keep each lot free from the silent problems that plague less transparent supply chains.

    Downstream, companies working in medical plastics, textiles, or even lubricants at the food contact level depend on traceability and strict allergen controls. Besides technical compliance required by global authorities, we go the extra mile—implementing dedicated cleaning regimes between product runs, running full metal and biological screening, and updating documentation to ensure every outgoing shipment ties back to a validated batch record. These small measures support higher customer confidence and open the door to tighter partnerships, rather than routine, transactional business.

    Tying It All Together: Practical Wisdom from the Manufacturer’s Bench

    Beneath every container of octadecylacetamide leaving our site lies a long story of measured improvement. Small changes—an updated reactor seal, an extended drying phase, a tweak in anti-caking agent—compound over time. Unlike traders or middlemen who see commodities as simple spreadsheet entries, we focus on cumulative, shared success. We want our customers’ lines to run longer, their audits to fly by with fewer queries, and their engineers to spend less time troubleshooting process glitches that stem from variable additives. We adapt to customer needs not by chasing after the loudest sales pitch, but by telling the truth about how the product will perform for their specific application.

    Octadecylacetamide doesn’t promise more than it can deliver. It’s a quietly reliable partner in plastics, rubber, ceramics, inks, fibers, and surface coatings. Across the years and many industry partnerships, we have learned to focus on the details that really move production forward. Through hands-on problem solving, regular direct customer feedback from production staff, and strict attention to every manufacturing and quality control stage, we’ve earned a reputation that value doesn’t come from flash, but from thoughtful, repeatable results. In our experience, that’s what customers truly want—and what factories depend on every day.