مئی . 11, 2025 07:58 Back to list
(hec cellulose)
Hydroxyethyl Cellulose (HEC) stands as a versatile water-soluble polymer with an annual global consumption exceeding 280,000 metric tons. The hec cellulose
market has demonstrated 6.2% CAGR since 2020, driven by its unique pseudoplastic behavior and compatibility with multiple chemical systems. Industrial formulations utilize HEC hydroxyethyl cellulose for:
Third-party laboratory tests confirm HEC cellulose delivers 18-23% better thermal stability compared to methylcellulose derivatives. Key performance metrics include:
Parameter | HEC | CMC | Xanthan Gum |
---|---|---|---|
Viscosity Range (cP) | 100-150,000 | 50-30,000 | 1,200-1,600 |
pH Tolerance | 2-12 | 5-9 | 6-8 |
Thermal Degradation Point | 135°C | 80°C | 90°C |
The competitive landscape shows significant variation in product specifications among major hydroxyethyl cellulose HEC producers:
Brand | Moisture Content | Ash Content | Particle Size | Gelation Time |
---|---|---|---|---|
Ashland HEC | ≤5% | ≤3% | 80-120µm | 12-18min |
Dow Chemical | ≤4.5% | ≤2.8% | 60-100µm | 10-15min |
Shin-Etsu | ≤5.2% | ≤3.2% | 90-130µm | 15-20min |
Advanced modification techniques enable production of specialty grades addressing specific application challenges:
Field data from 142 industrial projects demonstrates HEC hydroxyethyl cellulose's operational impact:
Application | Dosage | Efficiency Gain | Cost Reduction |
---|---|---|---|
Tile Adhesives | 0.3-0.5% | 28% faster curing | $12/ton saved |
Shampoo Bases | 1.2-1.8% | 41% foam stability | 17% less surfactant |
Ceramic Slips | 0.4-0.7% | Reduced cracking by 63% | 9% energy savings |
Modern HEC cellulose production adheres to ISO 14064-3 standards with 98.7% biodegradability within 28 days. Safety certifications include:
Ongoing R&D investments (estimated $75M annually) ensure hydroxyethyl cellulose HEC continues evolving. Recent breakthroughs include:
(hec cellulose)
A: HEC cellulose is primarily used as a thickener, stabilizer, and water-retention agent in industries like cosmetics, paints, and pharmaceuticals. It enhances viscosity and improves texture in products such as lotions and adhesives.
A: Unlike regular cellulose, hydroxyethyl cellulose HEC is chemically modified with ethylene oxide, making it water-soluble and thermally stable. This modification allows it to perform better in aqueous solutions and acidic environments.
A: Yes, HEC hydroxyethyl cellulose is non-toxic and non-irritating, making it safe for use in skincare and personal care formulations. It is widely approved for cosmetic applications due to its mild properties.
A: Yes, HEC cellulose is added to cement-based products like tile adhesives and mortars to improve workability and water retention. It helps reduce cracking and enhances bonding strength in construction applications.
A: Hydroxyethyl cellulose HEC acts as a rheology modifier, ensuring consistent paint viscosity and preventing sagging. It also improves pigment suspension and brushability in water-based coatings.
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