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HS Code |
941552 |
| Chemical Name | Hydroxypropyl Guar Gum |
| Cas Number | 39421-75-5 |
| Appearance | Off-white to yellowish powder |
| Solubility | Soluble in cold water |
| Ph Range 1pct Solution | 5.0 - 7.0 |
| Molecular Formula | C10H21O6(C3H6O)n |
| Molecular Weight | Variable (depends on degree of substitution and polymer length) |
| Viscosity 1pct Solution | 200 - 6000 mPa·s (varies with grade) |
| Odor | Odorless to slight characteristic odor |
| Storage Conditions | Cool, dry place, tightly sealed container |
| Biodegradability | Biodegradable |
| Stability | Stable under normal conditions |
| Main Uses | Thickener, binder, emulsifier in personal care, food, and industrial applications |
As an accredited Hydroxypropyl Guar Gum factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Hydroxypropyl Guar Gum is packaged in a 25 kg net weight, multi-layer kraft paper bag with polyethylene inner lining for protection. |
| Shipping | Hydroxypropyl Guar Gum is typically shipped in moisture-proof, multi-layer paper bags or fiber drums with polyethylene liners, each containing 25 kg net. The product should be stored and transported in cool, dry conditions away from direct sunlight, heat, and strong odors to prevent contamination and maintain product integrity. |
| Storage | Hydroxypropyl Guar Gum 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 or absorption of odors. Store away from incompatible substances, such as strong oxidizers. Proper storage ensures the stability and longevity of the product while maintaining its performance and quality. |
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As a direct manufacturer of hydroxypropyl guar gum, we work closely with industrial customers to deliver performance and consistency for critical processing needs. Below, we outline verified application scenarios in key industrial sectors, focusing on downstream processes, formulation standards, and end-product formats supported by this raw material. Hydroxypropyl guar gum acts as a primary viscosifier in water-based and crosslinked fracturing fluids, designed specifically for shale and tight oil/gas extraction. It builds the required fluid rheology for proppant transport, while ensuring breakers can efficiently reduce viscosity post-fracture. Our material meets industry-specific quality expectations for hydration speed, residue control, and chemical stability under harsh subterranean conditions. Industry compliance standards Typical usage ratio Downstream process integration Final product types Our hydroxypropyl guar gum performs as a cationic-compatible rheology modifier and conditioning polymer in shampoos, conditioners, and cleansing products. The material imparts combability, uniform viscosity, and deposition support for silicones and actives, while maintaining clarity and sensory requirements established in the cosmetics sector. Stringent controls over moisture, nitrogen content, and microbial purity ensure suitability for direct skin and hair contact. Industry compliance standards Typical usage ratio Downstream process integration Final product types Within the paper industry, hydroxypropyl guar gum serves as a wet-end retention and water control agent, enhancing fiber-to-fiber bonding and internal sizing, especially for lightweight papers and specialty grades. Our strict molecular weight and substitution controls support targeted drainage control and retention efficiency, helping downstream partners meet ever-changing requirements for printability and mechanical strength without operational foaming or dusting. Industry compliance standards Typical usage ratio Downstream process integration Final product types Hydroxypropyl guar gum enables precise viscosity control for textile printing pastes and warp size formulations. It builds stable thixotropic flow, maintaining print sharpness and color yield on both natural and synthetic fiber substrates. Our grades undergo rigorous filtration and ash content testing, essential for textile mills operating modern rotary or digital print lines, ensuring complete removal of undissolved residues to protect downstream equipment and finish quality. Industry compliance standards Typical usage ratio Downstream process integration Final product types Our food-grade hydroxypropyl guar gum works as a thickener and stabilizer in ready-to-drink dairy beverages, flavored milks, and plant-based drinks (such as soy and oat beverages). It manages mouthfeel, prevents phase separation, and ensures stable suspension of cocoa, flavors, and calcium. We maintain strict compliance with allergen declaration, mycotoxin, and heavy metal limits necessary for regulatory acceptance in beverage formulations globally. Industry compliance standards Typical usage ratio Downstream process integration Final product types Hydroxypropyl guar gum functions as an organic binder in iron ore pelletization, promoting wet agglomeration and providing sufficient green pellet strength for downstream drying and calcining. The high substitution grade controls dust release, enhances compressive strength, and reduces the risk of pellet breakage during transport in high-throughput pelletizing plants. Our production standards ensure consistent purity, viscosity, and low insolubles ideal for automated dosing systems. Industry compliance standards Typical usage ratio
Downstream process integration
Final product types
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Competitive Hydroxypropyl Guar Gum prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615365186327 or mail to admin@ascent-chem.com.
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Tel: +8615365186327
Email: admin@ascent-chem.com
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Working at the source, our shop floors turn out hydroxypropyl guar gum (HPG) that thrives on consistent quality and hands-on experience. This thickener and stabilizer doesn’t come out of nowhere; we start every batch with the highest purity guar splits sourced from carefully chosen regions in India because the climate there gives stronger, more consistent starting material. Our hydroxypropyl modification lines are strictly controlled with automatic dosing and real-time monitoring, not only because a tight etherification window keeps up viscosity but also because that consistency saves headaches later downstream. We take pride in every shipment leaving our warehouse, knowing its history, moisture, particle size distribution, and finished viscosity-a profile every production manager who’s ever faced a blocked pipeline or a caked drum can appreciate.
Across our years of manufacturing, our HPG-2000 model stands out. This grade sits at the sweet spot of viscosity, hydration speed, and salt tolerance that serves industrial users who can’t afford batch-to-batch surprises. Time and again, oilfield services teams order HPG-2000 for hydraulic fracturing and drilling muds, where they need a polymer thickener that quickly hydrates, holds a clean profile under high shear, and stands up to a cocktail of brines. Pipeline testers and paper mills send in orders for this grade because it offers a stable viscosity even in high-alkali pulp bleaching or recycle operations.
Some buyers want fine-powder HPG, others order coarse mesh — we mill and classify every lot to order, but never try to pass off dusty fines or clumpy intermediates. Particle size isn’t just about appearance. Smaller mesh means faster hydration and fewer undissolved bits. Because every customer’s process runs a little different, we have real people available who know what a changed dissolution profile means for their plant. Ash content comes up in user questions—ours stays low through extra steps in seed shell removal and dedicated filtration, since high mineral content can throw off final product clarity and gel strength. All finished lots meet a moisture threshold to guard against expiration and clumping in storage.
Years ago, most guar gum went to food, especially thickened sauces and dairy. Today, hydroxypropyl guar has found a new home in technical sectors—oilfields, paper processing, mining, and even in cosmetics. Fracturing companies value how HPG-2000 builds viscosity quickly, creates strong proppant-carrying gels, and then breaks down cleanly—making it easier to flush wells after pumping. Paper makers want wet-end strength and drainage, plus the bonus of smoother machine operation and less downtime. Textile finishers come for the improved lubricity and even dye pickup. For buyers formulating personal care products, our HPG serves as a non-ionic thickener that remains stable in presence of electrolytes or alcohols, making it handy in creams, bath salts, and gels. In water-based paints, it helps maintain smooth flow and a uniform pigment suspension.
Plenty ask why not just use regular guar gum. The difference sits in the backbone. Standard guar swells well but falls flat in brine or at high temperature, breaking apart or losing viscosity. The hydroxypropyl group gives our HPG-2000 a strong edge: a more open molecular structure that stays stable even with salt, alcohol, or heat. That lets customers run higher concentrations, or save on dosages while keeping results steady. Many buyers also cross-shop against carboxymethyl cellulose (CMC), a common thickener. CMC has its place but can’t always match HPG’s hydration rate or the gel strength in high-shear oilfield operations — and doesn’t tolerate calcium-rich environments as easily. Our feedback from drilling crews shows they’d rather haul in HPG than risk popping a CMC-based fluid that won’t handle shifting water chemistry.
On calls with customers, we hear about real headaches — clumping, long mixing times, loss of viscosity mid-process, haze in finished products, and unpredictable performance when water quality shifts. This is where manufacturing from the raw split onwards really matters. Using fully automated jacketed reactors, we’re able to control every degree of temperature and every minute of reaction time, so the substitution degree stays even across each granule. That translates from our test beakers on site straight to an end-user’s tank. Our quality team checks cold and hot viscosity and tests performance against challenge samples drawn from actual field conditions, not just ideal tap water. By handling hydroxypropyl guar’s full lifecycle, from sourcing and modification through industrial grinding and batch testing, our Q.C. group can address blending with surfactants, pH swings, or physical storage limitations.
Sometimes, end-users want reassurance on where the product comes from. We don’t buy from brokers or breakbulk suppliers; we contract directly with growers and shellers, sending our own staff to local co-ops to verify seed identity and environmental management practices. Year-to-year climate swings always impact harvest, so our procurement team hedges with longer-term contracts and pre-season analytic checks on protein, fiber, and split purity. That groundwork explains why we keep a reserve warehouse and never chase spot deals that threaten traceability or batch repeatability. In our experience, knowing your farmer means quieter phones during price swings and more predictable risk profiles for big off-take agreements.
Mixing up a ton of thickener for pipeline pigging, or prepping a batch for wet-end paper strength additive, depends on more than “food grade” claims. You need hydration rates that run the same shift after shift—without foaming or undissolved lumps. Texture and performance often trace back to things you can’t simply filter out: small shifts in substitution levels, a touch more or less free moisture, or trace impurities in the raw splits. Because we build and test every lot, we catch these before shipment. The difference shows up in smoother production, less downtime, and fewer emergency calls for substitute blends on weekends. In hydraulic fracturing, where timing ties directly to cost, each minute spent waiting for polymer make-up can rack up expense and grind the job to a halt. HPG-2000 quickly swells and hydrates—even in hard water—reducing tank-side adjustment and keeping crews on schedule.
Each run in our hydroxypropylation plant brings constant checks—not just final product screens, but live data mid-reaction. We install in-line viscometers and perform spot checks for etherification efficiency. Instead of settling for lab benchmarks, we take performance samples and try them in actual user chemistries—testing oil brines, process waters, and even customer-supplied challenge matrices. For the rare lot not meeting our threshold for viscosity or hydration, we track back root cause and reroute before any shipment hits a dock. Our crew knows batch recall isn’t some regulatory requirement – it’s a trust issue, and we’ve got long-standing relationships with multi-site industrial clients who want no surprises at truck scale.
One lesson factory workers learn fast: packaging hydroxypropyl guar isn’t just shoveling product into bags. If the air’s too moist, you’ll get caking or clumped powder that later refuses to dissolve. Too dry and the dust risk rises, not just for plant safety but for uniform feeding into automated hoppers. We operate on a climate-controlled line, with tough multilayer bags that resist pinhole leaks and protect against moisture ingress. Stock rotation doesn’t just keep product fresh – it helps with fire prevention and ensures safety checks stay current, as some customers run large inventories for scheduled outage maintenance or seasonal production swings.
Large oilfield service customers talk shop with us about more than specs – they want firsthand troubleshooting support. So we get into field trials, reviewing how our HPG-2000 handles local water variances or field-blended biocides. Feedback isn’t filtered through distributors; it comes back straight from the bulk storage tanks, highlighting strengths and weaknesses. These conversations shape production tweaks: if the hydration curve runs too fast or too slow for mixing rigs, that fact ends up in lab trials and, if the process can handle it, in control setpoint adjustments. We don’t just rely on COAs, but on direct plant visits and sample runs to confirm the product runs as promised at actual scale.
Safety isn’t a side note in our operation. Though HPG isn’t classified as hazardous in most applications, fine powder handling carries its own shop-floor risks. We invest in dust mitigation and proper training for our staff, and provide SDS packets with every bulk shipment. Across regions, buyers often seek allergen-free guarantees and non-GMO declarations; our traceable supply chain and vertically integrated production meet most global standards for industrial, food, and personal care regulatory thresholds. Staff keep up with regulatory bulletins out of Europe, North America, and Asia, adjusting operational practices to fit new labeling, trace contaminants, or residue limits, especially for sensitive end-use sectors.
No two processing plants run the same, and no manual can predict every hiccup, especially with variables like raw water, mixing sequence, and other chemistry. Some users have reported gelling failures due to low-shear mixing or improper sequencing with crosslinkers—something we can resolve by advising on premix pH, a simple trick that’s saved many batches from rework. In cold or hard water, we recommend stepwise temperature ramps or paired minor alkali boosts to get full performance. Based on feedback loops with plants over the years, we routinely share updated handling guides, drawn not only from third-party R&D, but from our own day-to-day troubleshooting logs. By learning with each customer and each season’s harvest, we adapt faster and share remedies that customers can actually implement.
Producers running paper mills or industrial cleaning plants move on tight lead times and need product that feeds into existing automated lines. Our hydroxypropyl guar comes with full batch documentation, including grind date and original split origin, because plant managers ask for it again and again to ensure batch repeatability. High-volume purchasing often pairs with trial-sized pilot lots, especially in new production lines ramping up capacity. From our end, we respond by coordinating grind schedules, pre-booking logistics, and tracking historical lot performance, to deliver product when and how it’s truly needed.
Over the last decade, investments in semi-automated reactors and inline sensors have changed how hydroxypropyl guar is manufactured, but there’s no replacement for a trained technician’s judgement. We calibrate sensors constantly, but the real value shines when process operators catch subtle shifts in product appearance, hydration response, or odor, and flag a batch for further inspection. Our team’s combination of analytics and hands-on vigilance ensures HPG-2000 continues to meet evolving needs as industries automate upstream and downstream handling.
Whether the final use is fluid-loss control in deep wells, wet-end strength in specialty papers, or stable suspension in consumer products, our commitment backs every fiber of the product. Field failures or inconsistent batches come back to us quickly. Honest audit trails, open process logs, and an in-plant support staff mean issues get addressed, not explained away. We don’t read about problems in a market newsletter — we hear it from frequent buyers who trust us to solve them, drawing from decades of trials, errors, and solutions on our own shop floors. With every new customer application, our experience grows, and solutions improve—giving confidence product will perform in real, not only ideal, conditions.
Hydroxypropyl guar gum isn’t new, but the level of process control, technical knowledge, and traceability embedded in each lot matters more now than ever. From our plant’s vantage point, every improvement in sourcing, process, and customer feedback translates to performance on-site — be it less downtime, smoother operation, or easier compliance. As modern industries press for efficiency, traceability, and resilience under changing regulations and supply risks, our commitment as a direct manufacturer lets us deliver hydroxypropyl guar gum not just as a commodity, but as a thoroughly understood, traceable, and reliable partner in production.