Products

Hydroxypropyl Guar Gum

    • Product Name: Hydroxypropyl Guar Gum
    • Alias: 2-Hydroxypropyl guar
    • Einecs: 618-620-0
    • Mininmum Order: 1 g
    • Factroy Site: Yudu County, Ganzhou, Jiangxi, China
    • Price Inquiry: admin@ascent-chem.com
    • Manufacturer: Ascent Petrochem Holdings Co., Limited
    • CONTACT NOW
    Specifications

    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 & Storage
    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.
    Application of Hydroxypropyl Guar Gum

    Applications of Hydroxypropyl Guar Gum in Industrial Manufacturing

    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.

    1. Oilfield Hydraulic Fracturing Fluids

    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

    • API RP 39 – Recommended Practices for Oilfield Fracturing Fluid Testing
    • ISO 13503-2 – Measurement of Properties of Proppants Used in Hydraulic Fracturing and Gravel-packing Operations
    • ASTM D7313 – Standard Test Method for Determining Fracturing Fluid Efficiency
    • Customer-specific toxicity and performance requirements for site approval

    Typical usage ratio

    • 0.2% – 0.6% w/w; the exact loading is adjusted based on bottomhole temperature, required fluid viscosity, proppant size, and brine compatibility

    Downstream process integration

    • Direct addition to the water phase during on-site blending or batch fluid make-up; integration with crosslinkers, stabilizers, and breakers; adjusted by continuous hydration units or batch mixing skids

    Final product types

    • High-viscosity crosslinked fracturing fluids
    • Slickwater formulations for unconventional reservoirs
    • Linear gels for sand suspension

    2. Personal Care – Shampoo and Hair Care Formulation

    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

    • Regulation (EC) No 1223/2009 on Cosmetic Products (EU)
    • U.S. FDA Title 21 CFR 73.1 – Incidental Additive Regulation for Cosmetic Ingredients
    • ISO 22716 – Cosmetics – GMP Guidelines
    • China National Standard GB 7916 – Cosmetic Ingredient Safety

    Typical usage ratio

    • 0.1% – 0.5% w/w; adjusted for target viscosity, conditioning feel, and compatibility with cationic surfactants; sometimes lower levels (0.05%) in clear shampoos

    Downstream process integration

    • Hydrated in the aqueous phase under moderate shear before surfactant blend; often added before or after pH adjustment, allowing for stable integration of fragrances, actives, and salts

    Final product types

    • Shampoos, including anti-dandruff and color-protecting types
    • 2-in-1 conditioning shampoos
    • Cream and rinse-off conditioners
    • Shower gels with conditioning effect

    3. Paper Manufacturing – Wet End Additives

    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

    • FDA 21 CFR 176.170 – Components of Paper and Paperboard in Contact with Aqueous and Fatty Foods
    • EU Commission Regulation (EU) No 10/2011 – Plastic and Paper Materials Intended for Food Contact
    • ISO 5269 – Laboratory Sheets for Physical Testing of Pulp
    • Customer mill internal QC protocols for food-contact safety and migration testing

    Typical usage ratio

    • 0.03% – 0.15% w/w dry fiber; dosage varies by furnish type, desired retention, and application (graphic, specialty, or food-grade papers)

    Downstream process integration

    • Continuous dosing in wet-end stock chest or blend tanks prior to headbox; compatible with alum/sizing agents; effectiveness monitored with white water close loop systems

    Final product types

    • Graphic papers for printing, including offset and inkjet
    • Food packaging boards
    • Tissues and toweling papers
    • Specialty technical papers

    4. Textile Printing and Sizing Pastes

    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

    • OEKO-TEX® Standard 100
    • ZDHC MRSL – Zero Discharge of Hazardous Chemicals, Manufacturing Restricted Substances List
    • REACH Regulation (EC) No 1907/2006
    • ISO 9001 Quality Systems or customer-specific textile chemical purchase specifications

    Typical usage ratio

    • 0.3% – 1.0% w/w in print paste (depending on pattern resolution and printing speed); 0.1% – 0.5% in warp sizing, fine-tuned to yarn type

    Downstream process integration

    • Dissolved in batch tanks, cooked at controlled temperature and pH, then filtered prior to addition of pigments/dispersions; directly pumped to print heads or sizing machines; standard filters prevent screen clogging

    Final product types

    • Rotary screen and digital textile prints
    • Dyed and finished woven fabrics
    • Warp-sized yarns for weaving
    • Discharge, resist, and reactive print goods

    5. Food Processing – Dairy and Plant-Based Beverages

    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

    • FAO/WHO Codex Alimentarius (INS 412 for guar gum derivatives)
    • 21 CFR 184.1339 – U.S. FDA Direct Food Substances Affirmed as Generally Recognized as Safe (GRAS)
    • GB 2760 – Chinese National Food Safety Standard for Food Additive Use
    • FSSC 22000 – Food Safety System Certification

    Typical usage ratio

    • 0.03% – 0.2% by weight, adjusted lower for clean-label or high-protein beverages; fine-tuned to achieve desired viscosity/suspension without grainy aftertaste

    Downstream process integration

    • Dry blended or premixed with other hydrocolloids or minerals before wetting; hydrated at high shear in beverage preparation tank pre-UHT or pasteurization, followed by homogenization

    Final product types

    • UHT-treated flavored milks and shakes
    • Plant-based beverage (e.g. soy, oat, almond drinks)
    • Probiotic dairy drinks
    • Meal replacement beverages

    6. Mining – Ore Pelletization Binders

    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

    • ISO 10209-4:2022 – Iron Ore Testing for Pelletization Binders
    • Customer-specific requirements for contaminant limits (phosphorus, sulfur, alkali metals)
    • ISO 14001 – Environmental Management for Mining Operations
    • Site-specific quality acceptance for green strength and reducibility

    Typical usage ratio

    • 0.04% – 0.1% by dry ore mass; concentration tailored to ore fineness, pellet plant operating rate, and target tumble index

    Downstream process integration

    • Dry or aqueous dosing to iron ore concentrate pre-pelletizer balling drum or disc; integrates before or after basic inorganic binders; agglomerated in combination with water, followed by high-temperature firing

    Final product types

    • Direct reduction (DRI) iron ore pellets
    • Burst-resistant blast furnace pellets
    • Magnetite and hematite pellets for steelmaking

    Free Quote

    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.

    We will respond to you as soon as possible.

    Tel: +8615365186327

    Email: admin@ascent-chem.com

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    Certification & Compliance
    More Introduction

    Hydroxypropyl Guar Gum: A Practical Perspective from Our Factory Floor

    What We Make — And Why Quality Matters

    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.

    Spotlight on Our Main Model: HPG-2000

    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.

    Technical points — Without the Jargon

    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.

    Using Hydroxypropyl Guar Gum in Practice

    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.

    Comparing HPG With Unmodified Guar Gum and CMC

    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.

    Real-World Answers to Practical Questions

    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.

    Sustainable Sourcing and Full Chain of Custody

    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.

    What Consistency Brings to Industrial Users

    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.

    Batch Quality and Performance Verification

    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.

    Care in Packaging and Storage

    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.

    Direct Feedback from the Field

    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.

    Regulatory Oversight and Safety Considerations

    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.

    Troubleshooting Common Issues — Lessons from Production

    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.

    HPG in Fast-Moving, High-Volume Industries

    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.

    Modernization: Automation Doesn’t Replace Experience

    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.

    Customer-Centered Solutions Born in the Factory

    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.

    Understanding Hydroxypropyl Guar Gum’s Place in Industry

    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.

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