Wecome to HeBei ShengShi HongBang Cellulose Technology CO.,LTD.

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HeBei ShengShi HongBang Cellulose Technology CO.,LTD.
hpmc dextran hydroxypropyl methyl cellulose
hpmc dextran 70 hydroxypropyl methylcellulose
дахин тархах эмульсийн нунтаг

If you’ve ever tried to trowel a ceiling while the mix is racing ahead of you, you know the feeling: panic. That’s why a plaster retarder can be a genuine lifesaver on site. In fact, the right blend doesn’t just buy you time—it stabilizes workability so crews can finish cleanly, reduce waste, and hit spec without drama. Industry snapshot Gypsum-based products are booming with prefab panels, skim coats, machine-applied plasters, and fast-turn interiors. Contractors ask for predictable open time and smoother pumpability. Lately we’re seeing bio-based and low-odor chemistries, plus tighter QC aligned to ASTM/EN standards. It seems that brands able to tune set-time windows by application—board jointing vs. decorative moldings—are quietly winning bids. What the product is (and why it works) Gypsum retarder from HeBei ShengShi HongBang Cellulose Technology CO., LTD (Room 1904, Building B, Wanda Office Building, JiaoYu Road, Xinji City, Hebei Province) uses organic carboxylates and protein-modified actives to temporarily slow calcium sulfate hemihydrate hydration. In plain English: it gives you controllable working time without wrecking early strength—assuming, of course, you dose properly. Spec Typical value (≈; real-world use may vary) Form Free-flowing powder Dosage (on hemihydrate) 0.08–0.25% w/w Set-time extension From ~10 min to 35–90 min (ASTM C472/C266) Impact on strength @2h ±5% vs. control (proper dosing) pH (1% solution) 5.0–7.0 Shelf life 12 months, sealed, dry conditions Process flow, methods, and testing Materials : alpha/β-hemihydrate gypsum, water, cellulose ethers, dispersants, and a plaster retarder tailored to substrate and climate. Method : dry blend retarder into powder (preferred) or pre-dissolve in mix water; mix 2–3 minutes; check consistency. Verify set by Gillmore/Vicat needles (ASTM C266/C472) and conformity to EN 13279-1 categories. Service life of finished work is equivalent to control mixes when curing is correct. Industries : interior plastering, prefabricated moldings, gypsum blocks, machine-sprayed plasters, joint compounds, casting studios. Advantages: extended open time, smoother troweling, fewer cold joints, better pumpability, reduced rework. Usage scenarios: hot climates, large wall spans, intricate cornices where fast set ruins detail, or when batching is continuous. Vendor comparison (practitioner’s view) Vendor Certs Customization Lead time Notes HeBei ShengShi HongBang ISO 9001; RoHS-like screening Dosage/tuning by climate & substrate 7–14 days Strong tech support, consistent lots Global Vendor A ISO 9001/14001 Limited SKUs 10–21 days Stable but pricier Regional Vendor B Factory QC only On request 5–10 days Cost-effective; batch variation possible Customization and field cases Customization usually starts with base gypsum type and ambient temperature. Many customers say a plaster retarder tuned for summer cured their “flash set” headaches without over-watering the mix. Case 1 (MENA high-rise interiors) : Machine-sprayed plaster hitting initial set in ~12 min. With 0.15% additive, initial set moved to ~50 min; rework dropped ~30% and finish improved. Case 2 (Decorative casting) : Ornate cornices losing detail. At 0.10% dosage, open time rose to ~40 min, edge fidelity improved; compressive strength at 2 h within +3% of control (ASTM C472). Testing, certifications, and notes from site Tested per ASTM C472 and C266; conformity to EN 13279-1 categories on request. Typical lab data: control initial set 9–12 min; with 0.20% plaster retarder 60–75 min; water demand +1–2%. Storage: keep dry; reseal partial bags. Overdose? Expect slump loss/late strength dip—always run a trial batch. Certifications: ISO 9001 quality system maintained; safety data sheet available. References ASTM C472 – Standard Test Methods for Physical Testing of Gypsum, Gypsum Plasters and Gypsum Concrete. ASTM C266 – Standard Test Method for Time of Setting of Hydraulic-Cement Paste by Gillmore Needles (applicable to gypsum plasters). EN 13279-1 – Gypsum binders and gypsum plasters – Part 1: Definitions and requirements. ISO 9001 – Quality management systems – Requirements.

  • 40000tons
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    Production

  • 20+years
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    Experience

  • 5000+
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    Acreage

Product Category
  • pp шилэн нийлүүлэгчид
  • polyacrylic acid powder

    Hydroxypropyl methylcellulose (HPMC), particularly the K100LV grade, is an essential polymer frequently used in a variety of industrial and pharmaceutical applications due to its unique chemical properties and versatility. This analysis delves into the specific functionalities, practical experiences, and benefits of utilizing HPMC K100LV, providing an expert insight into its applications and impact. HPMC K100LV is a low-viscosity variant of the widely used hydroxypropyl methylcellulose, a non-ionic cellulose ether produced by the modification of alkali cellulose with methylene chloride and propylene oxide. This chemical configuration imparts HPMC K100LV with unparalleled water solubility, exceptional film-forming ability, and thermogelation properties, making it highly sought after in various sectors. In the pharmaceutical industry , HPMC K100LV's primary benefit is as an excipient. Its low viscosity facilitates easy tablet binding without the need for high compression forces, allowing for a smoother manufacturing process and consistent tablet hardness. The polymer's thermogelation properties are integral in controlling drug release, ensuring precise dosage and enhancing the bioavailability of medications. Pharmacists and formulation scientists often highlight its role in developing extended-release formulations, ensuring that therapeutic effects are prolonged while maintaining the drug's stability and efficacy. Experts in food technology also recognize the value of HPMC K100LV, particularly in the development of gluten-free products. Its ability to mimic gluten's viscoelastic properties helps create a desirable texture in baked goods, maintaining softness and moisture retention, which is often a challenge in gluten-free baking. Chefs and food product developers share positive experiences of how HPMC K100LV enhances the quality of gluten-free bread and pastries, offering consumers products that align with their dietary needs without compromising taste or texture. HPMC K100LV's utility extends to the construction industry. Its application as a cement additive is well documented, where it significantly improves the workability of dry-mix mortars. The polymer contributes to the mortar's water retention capabilities, resulting in enhanced adhesion and reduced cracking due to shrinkage. Professionals in construction and civil engineering continuously advocate for its use, citing improved durability and performance in various environmental conditions, making it a staple in modern building practices. hpmc k100lv In the context of personal care products, HPMC K100LV plays a crucial role in formulating shampoos, lotions, and creams. Its film-forming properties create a stable emulsion, maintaining product consistency and texture over time. Cosmetic chemists often express appreciation for its multifunctionality, which allows for innovative product formulations that cater to diverse consumer needs, particularly in moisturizing and volumizing products. When discussing the expertise and authority in the use of HPMC K100LV, it is clear that ongoing research and development continue to reveal new applications and improvements. Researchers in materials science and chemical engineering frequently publish studies exploring novel uses for this polymer, reinforcing its position as a versatile material. Trust in HPMC K100LV is fortified by its excellent safety profile and regulatory acceptance. It meets stringent quality standards and is approved for use by regulatory bodies such as the FDA and EMA, providing end-users with confidence in its reliability and consistency. Industries that utilize this polymer often rely on comprehensive supplier quality tests and certifications, underpinning the trustworthiness of HPMC K100LV in maintaining product integrity and safety. Ultimately, HPMC K100LV stands out due to its multifaceted applications and the trust it commands across various industries. Its unique chemical properties facilitate innovation, efficiency, and improved performance in pharmaceuticals, food technology, construction, and personal care products. As advancements in technology and materials science progress, HPMC K100LV will undoubtedly continue to evolve, driving further developments and applications in contemporary industry practices.

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    200000 Viscosities

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