Super Absorbent Polymer CR-650

    • Product Name: Super Absorbent Polymer CR-650
    • Chemical Name (IUPAC): Sodium polyacrylate
    • CAS No.: 9003-04-7
    • Chemical Formula: (C3H3NaO2)n
    • Form/Physical State: White Granule
    • Factroy Site: No.30 Fuduihe Road, Xuwei New District, Lianyungang, Jiangsu, China
    • Price Inquiry: sales3@ascent-chem.com
    • Manufacturer: Lianyungang Petrochemical Co., Ltd
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    Specifications

    HS Code

    861298

    Product Name Super Absorbent Polymer CR-650
    Appearance White granular powder
    Chemical Type Crosslinked polyacrylate
    Absorption Capacity Deionized Water ≥ 350 g/g
    Absorption Capacity 0 9 Saline ≥ 60 g/g
    Bulk Density 0.65 g/cm³
    Particle Size Range 300-850 μm
    Ph Range 6.0-7.5
    Residual Monomer Content < 1000 ppm
    Moisture Content < 7%
    Thermal Stability Up to 150°C
    Gel Strength High
    Ionic Type Anionic
    Solubility Insoluble in water

    As an accredited Super Absorbent Polymer CR-650 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Application of Super Absorbent Polymer CR-650

    Absorbency rate: Super Absorbent Polymer CR-650 with an absorbency rate of 350 g/g is used in baby diaper manufacturing, where it ensures rapid liquid uptake and extended dryness.

    Particle size: Super Absorbent Polymer CR-650 with a particle size of 300-600 microns is used in agricultural soil conditioning, where it enhances water retention and supports plant growth.

    Gel strength: Super Absorbent Polymer CR-650 with a gel strength of 35 kPa is used in wound care dressings, where it maintains gel integrity and promotes moisture balance for faster healing.

    Purity: Super Absorbent Polymer CR-650 with a purity of 98% is used in sanitary napkin production, where it guarantees high hygiene standards and reliable absorbency.

    Swelling capacity: Super Absorbent Polymer CR-650 with a swelling capacity of 400 mL/g is used in pet litter products, where it prevents leakage and controls odor effectively.

    Residual monomer: Super Absorbent Polymer CR-650 with a residual monomer content below 500 ppm is used in medical absorbent pads, where it ensures user safety and minimizes skin irritation.

    Stability temperature: Super Absorbent Polymer CR-650 with a stability temperature up to 120°C is used in industrial spill control applications, where it retains performance in elevated temperatures.

    Molecular weight: Super Absorbent Polymer CR-650 with a molecular weight of 1.2 million Da is used in cable water-blocking tapes, where it provides long-lasting swellability and cable protection.

    Packing & Storage
    Packing Super Absorbent Polymer CR-650 is packaged in a 25 kg white polyethylene bag with blue labeling and moisture-proof inner lining.
    Container Loading (20′ FCL) The 20′ FCL for Super Absorbent Polymer CR-650 accommodates approximately 16 metric tons, securely packed in 25kg kraft paper bags.
    Shipping Super Absorbent Polymer CR-650 is shipped in moisture-proof, sealed 25 kg kraft paper bags or bulk containers. Bags should be handled gently to avoid ruptures and stored in cool, dry conditions. Ensure the product is protected from direct sunlight and excessive humidity during transit to maintain optimal performance and quality.
    Storage Super Absorbent Polymer CR-650 should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and moisture. Keep the product in its original, tightly sealed packaging to prevent contamination and clumping. Avoid exposure to heat, strong acids, or oxidizing agents. Ensure that the storage area is clean and free from sources of ignition or incompatible materials.
    Shelf Life Super Absorbent Polymer CR-650 has a shelf life of 2 years when stored in a cool, dry place in sealed packaging.
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    More Introduction

    Super Absorbent Polymer CR-650: The Next Step in High-Performance Absorption

    Our Perspective: Building Better Absorption from the Ground Up

    Chemical manufacturing involves years of tweaking, testing, and learning from hands-on challenges. Every single batch comes out of a story of trial and error, repeated evaluation, and real feedback from partners working with their hands, not just spreadsheets. Super Absorbent Polymer CR-650 represents the result of that real-world experience, addressing demands that don’t always get captured in basic specifications.

    Looking at the CR-650 Formula

    CR-650 stands on a backbone of acrylic acid polymers, crosslinked with a tight network that boosts its uptake and water retention. From an engineering bench, what stands out isn’t a single claimed number on paper—it’s how this powder actually interacts with liquids in practice. Several years ago, we found that polymers for hygiene products kept coming back with inconsistent absorption or rapid gel blocking. Some super absorbents would take in water fast, but then break down under pressure, leaking in field use. CR-650 grew out of this feedback and a series of failures that forced us back to chemistry basics: balancing gel strength and speed without giving up either one.

    Performance Backed by Real Results

    A practical test beats any lab line-up. CR-650 moves quickly from dry particle to thick gel when exposed to saline and fresh water, making it a favorite in hygiene, spill control, and agricultural water-retention. The gel does not collapse at the moderate pressures found in adult incontinence and child care applications. Trials in diaper and wiping lines revealed repeatable swelling ratios, even across shifts and different humidity levels. That sort of batch-to-batch consistency does not just save headaches—it prevents production lines from shutting down over clumping, dusting, or poor flow.

    Some absorbents on the market show excellent water take-up on standard tests but disappoint in a field run. We put our material into real products with both thin and thick core structures. With CR-650 the advantage shows up in real run time: the polymer creates a stable gel that does not break apart under compression, reducing leakage in finished goods. By keeping a tight bead size range, our powder flows through machines cleanly, with less bridging and waste.

    Specifications and Daily Value

    Too often, brochures list swelling capacity or absorption rates alongside a string of fine print. Nobody uses these materials in isolation: what matters comes to performance in context. For CR-650, average swelling in distilled water reaches over 300 times its own weight, and in 0.9% saline, close to 50-60 times, depending on the pressure. Our target grain size sits between 300 and 800 microns, not because those numbers look tidy, but because in production, irregular particles get stuck in feeders or create dust that chokes equipment. Throughout manufacturing and testing, we found this range satisfied both absorbency and processability, especially when dosing with gravimetric feeders.

    Salt tolerance came up as a problem straight from the field—not every spill or fluid looks like distilled water. We discovered that many earlier superabsorbents dropped their rate by over half in real bodily fluids or brine. CR-650 maintains a stronger gel and resists breakdown, giving downstream converters reassurance against slow leaks and breakdowns in sanitary products or soil additives.

    Where CR-650 Makes a Difference

    Hygiene and Personal Care

    Manufacturers look for three things in absorbent polymers here: fast absorption, high retention under load, and clean machine flow. During the development of CR-650, we took time to run sheeted product lines ourselves, not just supply raw samples. The result shows up at the pack-off end—thicker, drier, cleaner sheets, with less cross-contamination. The material’s high fluid uptake helps diapers and pads pull moisture away from the skin, reducing rash risks and odor problems which cost brands consumer trust.

    Spill Prevention and Industrial Applications

    Warehouse teams don’t want to chase leaks or toxic runoff across a floor. Earlier absorbents often stayed dusty or turned to mush after a few hours. CR-650 gels rapidly and holds shape for longer, allowing sweeps to pick up contaminated gels without sludge left behind. As manufacturers, we worked alongside environmental teams to see just how quickly and thoroughly CR-650 captured and contained organic solvents, hydraulics, and mixed chemical spills. Feedback from field cleaners consistently pointed out the simplicity of pickup and low mess—attributes that came straight from customer pain points, not marketing brochures.

    Agriculture and Soil Additives

    Soil science didn’t trust super absorbents in years past due to uncertainty about decomposition and salt stability. Older materials either broke down too fast or attracted sodium buildup, making soils crusty and hard to till. CR-650 took a different route—polymer chains tuned for slower, predictable release of water and fertilizer, so plants get hydration across a growing season. From our own trial plots, even under variable rain and irrigation, crops benefited from fewer waterings. It did not clump in spreaders or draw unwanted pests, a common curse with less-refined materials.

    What Sets CR-650 Apart from Other Absorbents

    Anyone who has spent time mixing batches of super absorbent powder knows the story: slight tweaks in crosslinking can mean the difference between clumps or real gels. Many competitors chase maximum absorption at the expense of stability or introduce additives that gum up equipment by leaving sticky films. CR-650 avoids those pitfalls. The process used in our reactor lines—tight control on temperature, initiator levels, and monomer mix—results in reliable particle size and full conversion. We keep heavy metal content at a lower baseline than typical, outpacing older products on safety.

    We’ve seen too many materials cut corners on neutralization, which creates sticky or smelly gels, especially in contact with biological fluids. Through regular feedback from factories and downstream users, our formula eliminates unpleasant odors, so finished goods remain shelf stable and consumer friendly. CR-650 also reduces dust, answering a major complaint from machine operators who work long hours handling bulk polymers.

    Another issue that surfaced during machine trials: some competitors’ polymers generate static, stick to hoppers, or form agglomerates that choke high-speed feeders. Our production process limits static potential, giving a cleaner fill in vertical form-fill-seal lines and less downtime spent clearing jams. For automated lines, this translates to measurable savings not just in labor, but in product yields.

    Environmental Responsibility and Product Safety

    Years of market experience taught us that success doesn’t rest on product performance alone. Environmental pressure on chemical manufacturers keeps increasing, especially for materials that end up in landfills or soil. We built CR-650 with lower residual monomer levels, minimizing environmental release both in processing and end-of-life. In wastewater and landfill environments, the polymer breaks down at a predictable pace with low toxicity, supported by repeated field and lab trials.

    Many users now question microplastic and toxicity risks. Our ongoing commitment is clear: continuous investment into testing for ecotoxicity, and open reporting of results. We do not use phthalates or other potential endocrine disruptors in production. Over time, we’ve adjusted our purification process to further cut trace impurities, reinforcing product safety for users and consumers.

    Safety during production matters as much as safety in the field. Dust suppression during manufacturing and filling reduces respiratory risks for operators. We run regular audits on the production floor, using feedback from plant staff to refine our dust capture and packaging systems. That feedback shapes each product improvement, not just formal safety sheets.

    Meeting Challenges with Hands-On Solutions

    Problems in chemical manufacturing never stay theoretical for long. Machine jams, dust, inconsistent supply—all these headaches came up in our own plant. Field feedback, especially from large converters, drove us to refine both polymerization and drying methods for CR-650. We cut average drying cycle times to limit thermal exposure, preserving gel structure. Our packaging and handling systems respond to real logistics needs: strong, moisture-resistant bags that can survive rough warehouse conditions, not just gentle shipment.

    We faced scale-up headaches, and each time, collaboration between plant staff and quality control delivered technical adjustments that stuck. The insights from maintenance crews made their way up to our boardroom discussions, guiding investment in better reactor controls and more precise sieving. It’s been clear for years that bottom-up feedback produces tougher, more reliable manufacturing processes, which feeds back into better products.

    CR-650 in the Broader Market Context

    Global supply chain shocks over recent years revealed real strengths and weaknesses in chemical sourcing. Running our own manufacturing gave us insight into which raw material suppliers kept their promises, and which batches needed tighter screening. For CR-650, direct sourcing of acrylic acid and own-site neutralization avoids reliance on distant, third-party tollers. Customers get tighter batch control and consistent traceability, which is critical for regulated customers in hygiene and agriculture.

    We noticed overseas buyers look for two main features: reliability and transparency. Many players in the absorbents market act as intermediaries, introducing variability and slower engineering response. As a direct manufacturer, our technical support does not come from a call center—it’s the same engineers who manage daily line production, so feedback cycles stay tight. If a converter notices shifts during a product launch, our response draws on in-house process data and experience instead of passing the problem along.

    Solutions for Tomorrow: Continuous Improvement

    Working directly with end users, we learned that no two industries face the same challenges. With CR-650, we keep an eye on new standards, especially those around microplastic release and biodegradability. Collaborative projects with university partners help us develop next-generation crosslinkers and post-treatment steps aimed at faster environmental breakdown. Some markets demand traceability from raw material to final use, so every CR-650 batch runs through digital tracking for ingredient origin and processing steps. This direct approach builds confidence up and down the value chain.

    Continuous improvement never really ends, especially not in chemical manufacturing. Commercial partners who push for better performance and environmental outcomes become our key drivers for research. The CR-650 platform offers scope for adjusting particle size or gel strength for special cases—catastrophic spill response, absorbent gardening media, even performance sports fields. Our technical team stands ready to partner on custom formulations using the same technology core, combining new input without losing the batch-to-batch reliability that CR-650 already delivers.

    Our Ongoing Commitment to Quality and Collaboration

    Manufacturing super absorbent polymers never stands still. The pace of feedback and product launches means each quarter brings chances to improve. CR-650 stands as the result of this steady evolution—from on-site plant improvements, customer site visits, to direct user trials in the field. Our investment into better controls and more precise raw materials pays off for partners who insist on top performance, not just advertised specs. We stand by the work that goes into every batch, knowing that consistent quality beats any marketing claim.