China Suppliers Factory Hydroxypropyl Methylcellulose HPMC for Construction, 400‑200000 mPa·s, REACH Compliant
Product Overview
GinShiCel construction-grade Hydroxypropyl Methylcellulose (HPMC, Hypromellose) is non-ionic cellulose ether additive for building materials. Produced from Xinjiang refined cotton via advanced etherification technology. Key performances: high water retention, anti-sag, good workability. Widely applied in dry mix mortar, tile adhesive, wall putty, self-leveling compounds.
Zhejiang Haishen New Materials Limited owns over 30-year cellulose ether manufacturing experience. Custom viscosity and technical formulation support available. Products comply with EU REACH and ISO9001, exported to more than 60 countries.
Main Specifications
| Item | Parameter |
|---|---|
| Product Name | Construction Grade Hydroxypropyl Methylcellulose(HPMC) |
| CAS No. | 9004-65-3 |
| Purity | ≥98.5% |
| Viscosity | 400-200,000 mPa·s (2% solution, 20℃, NDJ-1) |
| Water Retention Rate | ≥94% |
| Ash Content | ≤5.0% |
| Moisture | ≤5.0% |
| Gelling Temperature | 55-80℃ |
| Mesh | 80 mesh above |
| Certifications | REACH registered, ISO9001, SGS test report |
Core Features
Raw Material Source
Typical Application Scenarios
| Application | Function |
|---|---|
| Dry Mix Mortar | Water retention & workability improvement |
| Wall Putty / Skim Coat | Anti-sag, smooth polishing |
| Self-Leveling Compounds | Good fluidity & anti-sedimentation |
| Tile Adhesive | Long open time, high bonding strength |
| Waterproof Mortar | Improve cohesion & anti-cracking |
| Spray Machine Mortar | Optimize pumpability, reduce nozzle blockage |
| Thermal Insulation Mortar | Enhance adhesion |
| Gypsum Mortar | Adjust setting time & water retention |
Production Process
Package & Trade Terms
Certifications & Qualifications
Frequently Asked Questions
A: 100,000-200,000 mPa·s is recommended for tile adhesive and wall putty. 400-5,000 mPa·s is suitable for self-leveling compounds. Samples are available for formulation testing.
A: Yes. It offers stable performance at low temperatures and prevents premature drying of the mortar.
A: It has a 24-month shelf-life when stored under cool, dry conditions below 30℃. Keep the package sealed after opening.
A: Standard packaging is a 25kg kraft bag with a PE inner liner. Bulk options include 500kg or 1000kg FIBC jumbo bags. The MOQ is 1kg for trial samples and 1MT for bulk wholesale.
A: We use 100% high-quality Xinjiang refined cotton as the raw material, processed with triple sieving to ensure no agglomeration and fast cold-water dissolution.
A: Our products are full EU REACH registration compliant, ISO9001 quality system certified, and come with SGS test reports.