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| Customization: | Available |
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| Color: | White |
| Function: | Enhancing Stability, Improved Workability, Increase in Consistency, Increased Durability, Increasing Viscosity |
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Hydroxypropyl starch ether(abbr.HPS) is nonionic and has high stability of substituting ether bond. In the process of hydrolysis,oxidation, dextrinizing and cross-linking reaction, ether bond cannot be broken and it can replace the group and does not fall off.
It is a kind of chemical modified starch ether, which is mainly used as thickener and texturing agent for cement or gypsum based mortar products.
HPS is a cost-saving material and is easy to obtain the required thickening effect. During the application of wet mortars,it gives non-sag, anti-slip properties and good workability and low stickiness.
Product properties
• Improve sag resistance & anti-slap
• Optimize rheological behaviour, particularly the flow characteristics and workability
• Enhance adhesion strength
• Increase mortar yield
• Cost-effective. Obtain desired thickening effect with very low dosage.


| Product technical requirements:Q/09FRT006-2001 | |
| Items | Index |
| Molar substitution(MS) | 1.8-2.5 |
| Moisture(%) | ≤6 |
| Water insoluble(%) | ≤0.5 |
| PH value | 6.0-8.5 |
| Ash(%) | ≤5 |
| Viscosity(mpa.s)2%,25 aqueous solution | 5,000-100,000 |
| VISCOSITY SPECIFICATION | |
| Specification | Range(mpa.s) |
| 5k | 4,000-7,000 |
| 10k | 8,000-12,000 |
| 15k | 13,000-17,000 |
| 20k | 15,000-25,000 |
| 30k | 25,000-35,000 |
| 60k | 50,000-70,000 |
| 100k | 80,000-120,000 |
1. Food industry: Hydroxypropyl starch can be used as thickener, suspending agent, and adhesive.
2. Papermaking industry: Hydroxypropyl starch is used for internal sizing and surface sizing of paper to make the film smooth and reduce ink consumption.