Hydroxypropyl Starch Ether- Pengze Technology|Construction Additive&Textile Solution

Hydroxypropyl starch ether (HPS) is a white fine powder derived from natural plant materials through a high-etherification process. Unlike conventional starch or modified starch, this product is spray-dried without plasticizers, offering unique properties that make it indispensable in construction, textiles, and chemical industries. This article explores its technical specifications, applications, and the expertise of its manufacturer, Pengze Technology (Shijiazhuang) Co., Ltd..

Key Features and Benefits

Hydroxypropyl starch ether is engineered to enhance the performance of building materials and industrial products. Its standout features include:

• Fast Thickening Ability: Achieves rapid viscosity increase in aqueous solutions.
• Medium Viscosity: Balances workability and structural integrity.
• Water Retention: Ensures prolonged moisture retention, critical for construction applications.
• Anti-Sag Resistance: Prevents material slippage, especially in tile adhesives.
• Improved Workability: Enhances smooth application in wall putty and mortars.
• Extended Opening Time: Allows for longer working periods without compromising quality.

Technical Specifications

ITEM	Model-301
Appearance	White to whitish powder
Hydroxypropyl Content	13.0-19.0%
Solubility	Soluble in cold water
Fineness	95% (80M)
Viscosity	50-3000 mPa·s
Loss on Drying	≤10%
Moisture	≤10%
Recommended Dosage	0.3-0.5%
Applications	Gypsum-based and cement-based mortar and wall putty

Applications Across Industries

Construction Materials

Hydroxypropyl starch ether is widely used as an additive in cement-based and gypsum-based putties and mortars. It improves workability, reduces the need for cellulose ethers, and enhances crack resistance. For instance, when combined with methyl cellulose ether, it increases thickness and internal structure stability.

Textile Industry

In textiles, hydroxypropyl starch serves as a warp size to boost wear resistance and weaving efficiency. High-substitution-degree variants act as thickeners, making it ideal for dyeing and printing processes.

Chemical and Cosmetics

The product functions as a binder, suspending agent, and thickener in daily chemical and cosmetic formulations. Its emulsification and suspension properties ensure product stability and uniformity.

Oil Drilling

In oil drilling, hydroxypropyl starch stabilizes boreholes, reduces sloughing, and aids in flocculating cuttings, improving drilling efficiency.

Company Background: Pengze Technology (Shijiazhuang) Co., Ltd.

Pengze Technology (Shijiazhuang) Co., Ltd. is a leading manufacturer of specialty chemicals, including hydroxypropyl starch ether. With a focus on innovation and quality, the company provides solutions for construction, textiles, and industrial applications. Their commitment to research and development ensures products meet global standards, as highlighted by the National Institute of Standards and Technology (NIST) guidelines on material performance and safety.

Conclusion

Hydroxypropyl starch ether is a versatile additive that addresses critical challenges in construction, textiles, and chemical industries. Its technical specifications, combined with the expertise of manufacturers like Pengze Technology, make it a reliable choice for professionals seeking enhanced performance and efficiency. For further details, visit the product page or explore the company’s website.

References

NIST (National Institute of Standards and Technology): The technical standards and guidelines referenced in this article align with NIST’s protocols for material testing and performance evaluation. For more information, visit https://www.nist.gov/.

Key Terms

• 9049 76 7
• CAS 9049 76 7
• Hydroxypropyl Starch
• Hydroxypropyl Starch Ether
• Hydroxypropyl Starch Ether Suppliers
• Sodium Hydroxypropyl Starch Phosphate