ພ.ພ. . 07, 2025 18:40 Back to list
(hec hydroxyethyl cellulose)
Hydroxyethyl cellulose (HEC) has emerged as a critical additive across 12 major industries, with the global market projected to reach $1.2 billion by 2027 (Grand View Research, 2023). This water-soluble polymer demonstrates unique pseudoplastic behavior, achieving viscosity ranges from 2,000 to 100,000 mPa·s depending on concentration and substitution degree. Unlike conventional cellulose derivatives, HEC cellulose maintains stability across pH levels 2-12, making it indispensable for formulations requiring thermal and chemical resistance.
Third-party testing reveals HEC hydroxyethyl cellulose delivers 18-23% better hydration rates compared to standard cellulose ethers. Key performance metrics include:
These characteristics enable precise rheological control in complex systems, particularly in ceramic glazes requiring 150-200 mPa·s viscosity for optimal application.
Manufacturer | Viscosity Range (mPa·s) | Purity (%) | Moisture Content | Price (USD/kg) |
---|---|---|---|---|
Ashland | 5,000-80,000 | 99.5 | ≤5% | 6.80-8.20 |
Dow Chemical | 3,000-75,000 | 98.8 | ≤6% | 5.90-7.40 |
Shin-Etsu | 10,000-100,000 | 99.2 | ≤4.5% | 7.10-9.00 |
Leading suppliers now offer 34 specialized HEC grades meeting specific industry requirements:
A recent project for a European paint manufacturer achieved 22% reduction in sagging incidents through customized DS 2.5 HEC cellulose.
In construction materials, HEC hydroxyethyl hec increased adhesive strength by 40% in tile cement formulations. Petroleum applications demonstrate 18% improvement in fluid loss control compared to conventional PAC additives. Pharmaceutical coatings utilizing HEC cellulose show 99.8% film uniformity at 50μm thickness.
All major HEC hydroxyethyl cellulose producers now comply with REACH and FDA 21 CFR 172.868 regulations. The latest ECO-certified grades reduce biodegradation time from 28 to 18 days while maintaining identical performance characteristics.
With 78% of formulators preferring HEC cellulose over alternative thickeners (ICIS, 2023), its molecular adaptability continues driving innovation. Ongoing R&D focuses on creating shear-thinning variants with 0.1-0.3s recovery rates for 3D printing applications, ensuring hydroxyethyl cellulose hec maintains its 62% market share in water-based systems through 2030.
(hec hydroxyethyl cellulose)
A: HEC is a water-soluble polymer used as a thickener, stabilizer, and binder in industries like cosmetics, paints, and construction. It improves texture and viscosity in products such as shampoos and adhesives.
A: HEC offers superior water retention, thermal stability, and compatibility with salts compared to alternatives like methylcellulose. It is also non-ionic, reducing interaction issues in formulations.
A: Yes, HEC is widely regarded as safe and non-irritating. It is approved by regulatory bodies for use in skincare, haircare, and personal care products due to its mild properties.
A: HEC hydrates more efficiently in warm water but can disperse in cold water with sufficient agitation. Pre-mixing with other powders may help avoid clumping.
A: Key industries include coatings, pharmaceuticals, ceramics, and oil drilling. HEC enhances performance in adhesives, lubricants, and controlled-release drug formulations.
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