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All Right Reserved
|
HS Code |
512002 |
| Product Name | High Chlorinated Polyethylene Resin |
| Appearance | White or light yellow powder |
| Chlorine Content | 65% - 72% |
| Molecular Weight | Approximately 80,000 – 200,000 |
| Density | 1.5 - 1.7 g/cm³ |
| Softening Point | 90°C - 110°C |
| Tensile Strength | 8 – 15 MPa |
| Volatility | ≤ 0.3% |
| Thermal Decomposition Temperature | ≥ 150°C |
| Solubility | Soluble in aromatic and chlorinated hydrocarbons |
| Water Absorption | ≤ 0.1% |
| Thermal Stability | Good under recommended processing conditions |
| Uv Resistance | Excellent |
| Flame Retardancy | High |
As an accredited High Chlorinated Polyethylene Resin factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | High Chlorinated Polyethylene Resin is packaged in 25 kg net weight, moisture-proof, woven plastic bags with an inner PE liner. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL) for High Chlorinated Polyethylene Resin: Typically packed in 20 kg bags, 12 metric tons per 20-foot container. |
| Shipping | High Chlorinated Polyethylene Resin is shipped in sealed, moisture-proof packaging such as PE-lined bags or drums, typically 25 kg per bag. Containers must be kept tightly closed, stored in cool, dry, and well-ventilated areas, and protected from heat, sunlight, moisture, and incompatible substances during transportation. Handle with care to prevent damage or spillage. |
| Storage | High Chlorinated Polyethylene Resin should be stored in a cool, dry, and well-ventilated area, away from direct sunlight, heat sources, and moisture. Keep the container tightly closed to prevent contamination. Avoid contact with strong oxidizing agents. Ensure appropriate labeling and keep away from incompatible materials. Follow all relevant safety, handling, and storage guidelines as specified in the material safety data sheet (MSDS). |
| Shelf Life | High Chlorinated Polyethylene Resin typically has a shelf life of about 12 months when stored in cool, dry, and sealed conditions. |
Competitive High Chlorinated Polyethylene Resin prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615365186327 or mail to sales3@liwei-chem.com.
We will respond to you as soon as possible.
Tel: +8615365186327
Email: sales3@liwei-chem.com
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Drawing from decades in chemical manufacturing, we see High Chlorinated Polyethylene Resin (HCPE) as a cornerstone material where performance meets reliability. Day in, day out, our teams oversee batches that deliver precise results from one drum to the next. Our widely-used grades include models like HCPE-70 and HCPE-135A, each crafted under conditions that prevent contamination and ensure purity. We commit to this tight quality control because even the slightest inconsistency can throw off film-forming ability or adhesion — two qualities that set HCPE apart.
Every kilogram of resin that leaves our production lines must pass strict inspections. We’ve learned that consistency matters more than just meeting a set of standards; it means real peace of mind when the resin gets incorporated into anti-corrosive paints, adhesives, or plastics that perform in harsh environments. We see the downstream impact because end-customers share their challenges with us — like the need for a clean, clear solution that doesn’t yellow under sunlight or lose flexibility in cold climates. The practical choices we make during chlorination, filtration, and drying shape these outcomes.
Many resins claim durability, but high chlorinated polyethylene finds its strength in the details. The high chlorine content — typically between 65% and 70% for our flagship grades — makes this product chemically robust. Paint manufacturers prefer HCPE where exposure to aggressive chemicals, salt spray, or industrial fumes poses a threat to weaker coatings. The resin forms a dense barrier, and we see firsthand that this barrier holds up against acid rain, alkali spills, and even the routine scrubbing required on ships and bridges.
Comparing HCPE with PVC resin or lower chlorinated versions, the results speak for themselves. HCPE doesn’t go brittle or powdery in sunlight; it resists cracking and peeling much better in hot and humid environments. We’ve handled feedback from both local and overseas customers showing that coatings with our resin still perform after five seasons on coastal steelwork. In contrast, regular polyethylene might break down in under a year.
Many buyers focus on model numbers, but from our experience on the plant floor, viscosity and chlorine content have a bigger impact on application than abstract numbers on a data sheet. We produce both powder and granule forms, giving manufacturers flexibility in formulation. For instance, HCPE-70 powder typically gives a viscosity of 400–600 mPa·s (at a standard concentration of 20% in a selected solvent at 25°C), which makes it well-suited for highly adhesive primers. The high softening point, usually above 100°C, helps products maintain shape during baking or prolonged sun exposure.
During production, technicians calibrate process equipment to deliver consistent particle size and dissolution rate. These details affect everything from mixing speed to the transparency of finished films. End users have told us the resin disperses cleanly, which keeps processing equipment running longer and reduces machine downtime. These aren’t marketing claims — our technical staff and customers see these results daily.
Marine and chemical storage industries count on HCPE for reliable corrosion protection. In our experience, resins with chlorine content above 65% yield a dense, tight polymer network that keeps moisture and ions out. Painters appreciate how the resin-based coatings flow and cure on metal surfaces without sagging or pinholes. Over the years, we’ve tailored production to reinforce these traits, after field visits and customer trials showed that slight variations in resin purity or molecular weight could lead to film bubbling or early failure under salt spray tests.
HCPE brings advantages in maintenance cycles. Shipyards and port authorities have replaced less durable resins with HCPE-based coatings, reporting fewer repaint intervals and lower labor costs. These package-level savings trace back to small changes we made to chlorination methods, boosting the adhesion and resistance properties right at the molecular level.
Flexographic and gravure ink manufacturers favor our HCPE because it dissolves cleanly in common organic solvents, and its compatibility widens the selection of available pigments and plasticizers. We collaborate directly with ink labs on batch improvements — swapping feedback and supporting pilot runs — to ensure our resin laminates reliably and sets quickly. The high glass transition temperature helps bind colorants tightly, preventing smudging or abrasion on flexible film packaging.
In adhesives, the unique polarity of the high chlorine content creates strong bond lines, particularly for plastics and metals exposed to thermal cycling. Automotive trim manufacturers have pointed out that using lower-chlorine or off-brand resins resulted in adhesive failures during heat aging trials. HCPE keeps the bond intact, preventing delamination or warping even after repeated temperature swings. Our production teams use customer trial results to refine formulation batches, testing up to 20 iterations when necessary to reach a target performance profile.
Model selection becomes more than a paper exercise for those on a shopfloor or at an application site. Differences between HCPE-70 and HCPE-135A, for example, include viscosity, average molecular weight, and chlorine percentage. Model 70, the workhorse in marine paints and traffic coatings, offers higher chlorine and a tighter, denser film — suited for harsh exposures. Model 135A, with its medium chlorine level, offers faster dissolution and greater flexibility, finding a place in clear laminating inks, especially where application speed counts.
We invite partners to request custom blends and targeted specifications. For instance, factories making PVC alternatives in waterproof fabrics often approach us for a powder grade that blends with synthetic rubbers at 90°C, without clumping or generating dust build-up on mixers. These tweaks in our batch runs improve factory safety and lower their downtime — two priorities shared by our sizable user base.
No industrial resin comes without a responsibility to environmental safety. Decades of fielding regulatory audits taught us a hard lesson: product purity and correct chlorination keep undesirable byproducts to a minimum. We minimize use of heavy metals in the catalyst system, and solvent cleaning steps recycle as much as possible. These choices aren’t just about compliance — they keep downstream users safer by reducing the risk of toxic leachables in paints or adhesives applied to consumer goods.
Handling HCPE requires straightforward precautions. Proper ventilation, dust minimization, and appropriate personal protection see everyday use in our plants. Our health and safety team runs regular drills and audits, both in our own facilities and in partners’ operations when requested, to troubleshoot and reduce workplace incidents. Over time, these investments pay out in reduced worker sick days and better morale across the supply chain.
It’s tempting to equate HCPE with cheaper chlorinated polyethylene or standard chlorinated polyvinyl chloride, but practical differences exist. Our field engineers and customers notice that HCPE keeps color stability better under UV light than CPVC — it yellow less and holds its gloss. When blended with vinyl or acrylic resins in road marking paints, HCPE stops markings from powdering off or fading before their expected service life ends.
Technicians working in thermoplastics molding lines comment on HCPE’s memory retention and impact resistance. The product returns to shape better after deformation, compared to blends based on standard chlorinated PE. These differences grow with exposure time, a result of higher chlorine content reinforcing the internal structure. Our R&D team spends significant effort testing blends for this reason, confirming field performance that far outlasts initial appearance under controlled tests.
Supplying authentic resin in a global market requires vigilance. Our factories keep full batch records, from raw chlorine and polyethylene selection, through chlorination reaction parameters, to final filtration and drying. These records back up any customer inquiry or compliance audit. We’ve shut down rogue resellers who diluted or falsely labeled product — a problem that became obvious once field technicians identified failures in the end application. By tracing each drum back to its origin batch, we remedied supply chain issues and reinforced trust among our regular buyers.
Transparent batch numbering, test certificates, and occasional independent lab verifications offer more than legal protection; they reassure manufacturers that their raw material won’t let them down. In our experience, these details prevent disruption at the customer’s site, cutting down emergency troubleshooting and product recalls.
Over years of production and field service, one pattern stands out — customer feedback shapes tomorrow’s batch protocols. A case in point: print converters requested a finer particle grade for faster dispersion in low-aromatic solvent systems. Our plant retooled the grinding process, trialing particle sizers until results matched demand for shorter process cycles. These changes increased throughput for the customer and reduced energy use for us.
Another example came from steel tank lining manufacturers. They asked for a version of HCPE with a slightly softer profile to withstand deformation during transport and installation. Our development chemists reformulated the reaction conditions and chlorination dosage, improving flexibility without sacrificing chemical resistance. Both sides benefited: tank linings now showed less crazing, and our own plant recorded fewer complaints about product handling.
Meeting domestic and international regulations takes on-the-ground know-how, not just certificates in a folder. Customers rely on documentation backed by our own test labs, covering VOC content, residual solvent level, and heavy-metal absence. Independent audits keep our production process sharp, and we proactively anticipate changes — like the shift to lead-free ingredients or reduced aromatic solvent content. Field data and partnerships with regulatory consultants keep our products out front, not scrambling to catch up.
On the performance side, we encourage customer trials. Materials are worthless without hands-on validation. Our technical teams provide on-site support and troubleshooting. If a resin batch behaves differently in a new application method, line operators report back, prompting adjustments or still more testing. This approach improves success rates for new product launches and preserves consistency in established uses.
The last decade brought big shifts in material selection. End users increasingly target solventless or waterborne technologies, but HCPE’s high compatibility still keeps it relevant where F-grade fire resistance, high salt fog tolerance, or aggressive chemical resistance are mandatory. In niche construction and marine projects where reliability counts most, HCPE remains irreplaceable. We continuously pilot new modifiers to lower migration and expand compatibility, adjusting formulations in response to market need and regulatory restriction.
We also see movement toward circular economy thinking — reusing, recycling, or reducing chemical load. Recent tests using post-industrial recycled HCPE as filler improved both cost efficiency and sustainability, especially in thick-film side applications. We share recycling data and coprocessing results openly with our customer base, openly discussing what works and where more development is required.
Tough challenges tease out the strengths of a manufacturer. In peak summer, humidity control in resin drying lines becomes critical to achieving a stable powder. Our plant teams constantly tweak drying profiles and filtration media to match the weather, minimizing risk of caking or yellowing. At customer sites, we troubleshoot cases where incompatible pigments or unexpected process solvents led to clumps or poor dissolving. Sharing our plant-side adjustments helps users solve their own batch anomalies.
Sustainable sourcing of raw polyethylene, careful handling of bulk chlorine, and waste minimization run through every process step. Plant managers work with logistics to minimize storage time and absorb material fluctuations, all while supporting safe operations. These hands-on fixes, based on direct observation and long-term production data, refine not just our resin but the wider process environment.
Developing high-performance resins never ends for us. We participate in industry working groups on resin modification and environmental standards, sharing pilot data with academic partners and peer manufacturers. This collective knowledge pushes forward new traits — higher flame retardance, improved solvent resistance, or greater compatibility with renewable plasticizers. In our daily work, these innovations appear as line upgrades, new grade launches, or customer-specific trials.
Recent years brought interest from the electronics and new energy sectors. Battery-makers ask for HCPE resins with ultra-low extractables, while flexible solar film producers need finer, clearer powders. By collaborating closely with these forward-looking firms, we adjust our chlorination and grinding techniques, always integrating feedback from pilot lots and lab analysis.
Chemistry matters but so do the technicians, engineers, and support teams dedicating countless hours to production. Their steady hands and sharp eyes catch early signs of off-spec equipment or raw material deviations. Every improvement in quality stems from their attention on the shop floor: from cleaning a filter thoroughly to running an extra viscosity check when weather changes. We celebrate their expertise, knowing they make the difference between a resin that works on paper and one that delivers in the field.
Customers benefit from continuity and accountability. Many of our sales and support leaders have backgrounds in quality control or application engineering. They routinely visit customer plants to solve application snags, suggest handling improvements, or develop new blends for evolving market needs. This hands-on attitude, built over years of partnership, explains why so many users stick with our high chlorinated polyethylene resin rather than trading down for a quick price cut elsewhere.
Project leaders in marine, construction, or industrial sectors searching for coatings and adhesives that endure severe climates, aggressive chemicals, or abrasive handling need more than a spec sheet; they need proven, batch-tested resin that won’t underperform. HCPE works especially well for primer systems on bridges, ships, pipelines, and storage tanks, where subzero cold, salt spray, or acid attack could degrade weaker alternatives. We have seen successful adoption in high-durability backing films, electrical tape, flexible conduits, and advanced ink formulations.
To maximize performance, technical staff should pay close attention to the recommended polarity of process solvents, mixing order, and processing temperatures. Experienced teams appreciate our resin’s wide process window, but first-time users benefit from careful formulation trials or direct consultation with our support chemists. Overdosing plasticizer or using oversaturated pigment dispersions cause common hiccups, but direct feedback and application notes resolve these early.
Working at the source of HCPE production offers a unique vantage point — we see how raw material and production conditions translate into long-term user performance and open new application frontiers. Trust gets built across shipments, not just by the numbers on a spec sheet. Sharing experiences from plant to field and back again sharpens what we deliver, making high chlorinated polyethylene resin more than a commodity. It becomes a solution backed by real-world results, skilled people, and a never-ending drive to do things better.
