Cetyl Hydroxyethylcellulose
Cetyl Hydroxyethylcellulose: Reliable Thickener for High-Performance Formulations
Sourcing consistent cetyl hydroxyethylcellulose from a verified manufacturer? Tang Zhi Technology delivers bulk grades optimized for cosmetics, personal care, and pharma applications. Direct factory pricing, global shipping.
Table of Contents
What Makes Cetyl Hydroxyethylcellulose Stand Out in Formulations
Cetyl hydroxyethylcellulose isn't your standard HEC. We've handled plenty of cellulose ethers over the years at Tang Zhi, and this one's different because of the cetyl chain. It brings associative thickening to the table – think better viscosity control in surfactant-heavy systems like shampoos or body washes.
Start with the basics. Hydroxyethylcellulose (HEC) is a non-ionic, water-soluble polymer derived from cellulose. Etherification hits the hydroxyl groups, giving it that solubility and film-forming ability. Add the cetyl group – a C16 alkyl chain – and you get hydrophobically modified HEC. This creates a network in solution, boosting viscosity at low concentrations without gels.
In practice, procurement teams chasing stability in clear gels or high-electrolyte formulas gravitate here. We've seen it perform where plain HEC thins out under shear or salt. The modification degree matters; too little, and you lose the associative effect. Our grades balance that – typically 0.2-0.5% hydrophobe content.
One thing buyers overlook: pH sensitivity. It holds from 2-12, but extremes need testing. We've shipped batches to US formulators who ran stability trials – passed at 40°C for months. No separation, no viscosity drift.
Production-wise, it's a two-step process. First, standard HEC synthesis via alkali cellulose with ethylene oxide. Then, cetylation in a solvent with cetyl chloride or epoxide. Controls on molar substitution (MS) run 1.5-3.0 for our lines. Purity's key – ash under 1%, dry loss max 5%. Impurities kill clarity in personal care.
Logistics note: It's powder, but hygroscopic. Bag it in 25kg PE-lined paper, and it stays free-flowing. We've had returns from poor packaging elsewhere; ours holds through ocean freight.
Compared to xanthan or carbomer, cetyl HEC gives clearer solutions and less pseudoplasticity. Shear-thinning is milder, which suits pump dispensers. Formulators tell us it cuts air entrapment during mixing.
Regulatory angle: Compliant with USP/NF, EU Cosmetics Reg 1223/2009. No heavy metals, low microbes straight from the line. For pharma excipients, we validate per customer specs.
We've optimized our reactor setup for consistent DS (degree of substitution). Batches vary less than 5% in viscosity, which procurement hates chasing. Lead time? 7-14 days for stock grades, 4-6 weeks custom.
Short observation: In high-surfactant shampoos (15-20% SLES), it builds viscosity at 0.3-0.8%. Competitors might need double that.
This deepens into why importers specify it. Not hype – real handling from 40k tons/year cellulose output.
Real-World Applications Across Industries
Cosmetics lead the pack. Shampoos, conditioners, shower gels – anywhere you need clarity and rich texture. The cetyl mod prevents syneresis in clear products.
- Hair Care: 0.5% builds pearlescent viscosity without opacity.
- Skin Care: Lotions with electrolytes; holds emulsion under stress.
- Pharma: Topical gels, ophthalmic preps – bio-compatible film former.
- Household: Liquid soaps, stable at pH 5-9.
One importer in California used it for baby shampoo – mild surfactants, high foam, no irritation buildup. Switched from acrylates, cut costs 15% on thickener.
In cleaners, it synergizes with betaines. Boosts yield without tackiness. We've supplied to OEMs bottling for big box stores.
Table for quick ref:
| Application | Usage Level % | Key Benefit |
|---|---|---|
| Shampoo | 0.3-0.8 | Clarity + Stability |
| Body Wash | 0.4-1.0 | Shear-Thin Feel |
| Hand Sanitizer | 0.2-0.5 | Quick Dry |
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Installation? Just disperse in water phase, heat to 50°C, add surfactants post-hydration. Avoid lumps with propeller mix.
Smart Procurement: How to Source Cetyl Hydroxyethylcellulose Right
Purchasing managers know the drill. Quotes flood in, but quality varies. Start with vendor audits. Does the factory have cleanrooms? Our 90,000 sqm facility does, ISO 9001 certified.
Risk one: Inconsistent viscosity. Test Brookfield at 25°C, 20rpm. Spec sheets lie sometimes. Request COA with each shipment.
Two: Supply chain snags. Hebei's logistics hub – rail to Tianjin port in 2 days. FCL 20' holds 16 tons.
Three: MOQ traps. We do 1 ton trials, scale to containers.
Pro Tip: Compare total landed cost. Our EXW beats some via duties. Use Incoterms wisely – DAP for US.
Eval checklist:
- Viscosity grades available?
- Samples free? (Ours are, freight collect)
- Third-party testing? SGS on request.
- Custom DS? Yes, our R&D tweaks.
Common mistake: Ignoring shelf life. Ours 24 months if stored cool/dry. Heat degrades ether links.
Technical Specifications Table
| Parameter | Standard Grade | High Viscosity Grade | Test Method |
|---|---|---|---|
| Appearance | White powder | White powder | Visual |
| Viscosity (1% sol, 25°C) | 5,000-10,000 mPa.s | 20,000-50,000 mPa.s | Brookfield RV |
| MS (Hydroxyethyl) | 2.0-2.5 | 2.5-3.0 | NMR |
| pH (1% sol) | 6.0-8.0 | 6.0-8.0 | GB |
| Purity (dry basis) | >98% | >98% | HPLC |
Custom grades available. Full TDS on request.
Ready for samples? Email admin@tangzhicellulose.com or WhatsApp +86-15032625168.
Why Tang Zhi Technology for Your Supply
140,000 sqm site in Jinzhou, Hebei. Automated lines churn 40,000 tons cellulose ethers yearly – HPMC, MHEC, HEC variants, RDP, CMC. Cetyl HEC's a niche we dialed in for export.
Export to 50+ countries. US, EU, SEA. Certifications: 
ISO 9001, 
REACH, Kosher on request.
Team of 500, chem engineers tweaking recipes. OEM/ODM? We label private, blend to formula.
Logistics: 20' FCL ready in 48hrs. Tracking via Maersk/CMA. Duties? We advise HS 391239.
What Buyers Say
Maria Gonzalez, Procurement Manager, CaliForm Labs (USA)
"Switched to Tang Zhi's cetyl HEC after viscosity issues with previous supplier. Clear shampoos now stable 6 months. Samples were spot-on, MOQ flexible. Shipping to LA port smooth."
Raj Patel, Formulations Lead, IndoClean (India)
"Excellent for betaine systems. Half the usage vs carbopol. COAs match every batch. Reorder."
David Kim, Supply Chain, Seoul Beauty (Korea)
"Custom DS 2.8 hit our specs. Fast trial production. Competitive on FOB Tianjin."
Sarah Thompson, Ops Director, EuroCare (UK)
"REACH compliant, no issues customs. Viscosity consistent, reduced QC time."
Frequently Asked Questions
What’s the shelf life? 24 months unopened, cool dry storage. Test on arrival if delayed.
Minimum order? 500kg trials, 1 ton standard.
Samples? Free 200g, you cover express.
Lead time? Stock: 5-10 days. Custom: 30 days.
Compatible with quats? Yes, stable in conditioner formulas.
Halal/Kosher? Certificates available.
More? Ask directly.
Li Wei
Export Director, Tang Zhi Technology (Hebei) Co., Ltd.
15+ years in cellulose derivatives. Handled 100+ US/EU contracts.
Ready to Source Cetyl Hydroxyethylcellulose?
Factory-direct. No middlemen. Tailored quotes.
- Phone/WhatsApp: +86-15032625168
- Email: admin@tangzhicellulose.com
- Addr: Room 2308, Dongsheng Plaza 2, No. 508 Zhongshan East Road, Chang’an District, Shijiazhuang, Hebei, China
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