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Sep . 15, 2025 10:40 Back to list

Hydroxypropyl Starch Ether - Pengze Technology|Applications & Specs



Hydroxypropyl starch ether (HPS) is a fine white powder derived from natural plant materials through a modified, highly etherified reaction, followed by spray drying without the use of plasticizers. This innovative material offers a unique blend of properties that make it indispensable in various industrial applications. From construction to cosmetics, HPS is revolutionizing the way materials are formulated and utilized.

Product Overview

Hydroxypropyl starch ether is a white, fine powder obtained from natural plant sources. It is chemically modified to enhance its performance characteristics, making it a valuable additive in multiple industries. Unlike conventional starches, HPS does not contain plasticizers, ensuring a cleaner and more efficient formulation process. Its versatility allows it to be used in conjunction with other additives, such as methyl cellulose ether, to improve workability and structural integrity.

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Key Features and Benefits

  • Fast Thickening Ability: Hydroxypropyl starch ether provides rapid thickening, enhancing the consistency of formulations without compromising workability.
  • Medium Viscosity: The product maintains a balanced viscosity, ensuring smooth application and improved handling in various industrial processes.
  • Water Retention: It offers moderate water retention properties, which are crucial for maintaining the integrity of materials during application.
  • Improved Sag Resistance: Especially beneficial in tile adhesives, HPS reduces sagging, ensuring a uniform and stable application.
  • Enhanced Workability: The additive improves the operational performance of materials, making them easier to handle and apply.
  • Extended Opening Time: By prolonging the working time of materials, HPS allows for more flexibility in construction and manufacturing processes.

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% (by weight)
Applications Gypsum-based and cement-based mortar and wall putty

Applications in Various Industries

Construction Materials

Hydroxypropyl starch ether is widely used in the construction industry as an additive for cement-based and lime-calcium-based putty products and mortars. It improves workability, ensures smooth application, and reduces the need for cellulose ether. Its compatibility with methyl cellulose ether enhances the internal structure of materials, providing better crack resistance and sag resistance.

Textile Industry

In the textile industry, HPS functions as a warp size, increasing wear resistance and weaving efficiency. Its high substitution degree makes it an effective thickener, contributing to the durability and quality of textile products.

Daily Chemical and Cosmetics

The product serves as a binder, suspending agent, and thickener in daily chemical and cosmetic formulations. It stabilizes emulsions and suspensions, ensuring the consistency and longevity of products. In the oil drilling industry, HPS helps stabilize boreholes and improve drilling conditions by preventing sloughing and facilitating the removal of cuttings.

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

Pengze Technology (Shijiazhuang) Co., Ltd. is a leading manufacturer and supplier of hydroxypropyl starch ether and related products. With a commitment to innovation and quality, the company has established itself as a reliable partner for industries requiring high-performance additives. Their products are designed to meet the rigorous demands of modern manufacturing processes, ensuring optimal performance and cost-effectiveness.

For more information about Pengze Technology, visit their official website.

Industry Standards and Authority

As a trusted authority in measurement science, the National Institute of Standards and Technology (NIST) plays a crucial role in establishing and maintaining standards that ensure the accuracy and reliability of materials like hydroxypropyl starch ether. NIST's guidelines and research contribute to the development of precise and consistent industrial practices, aligning with the needs of manufacturers and end-users alike.

For further details on NIST's contributions to measurement standards, visit the NIST website.

Conclusion

Hydroxypropyl starch ether is a versatile and high-performance additive that offers significant advantages across multiple industries. Its unique properties, including rapid thickening, improved workability, and enhanced structural integrity, make it an essential component in modern material formulations. As industries continue to evolve, the demand for such innovative solutions will only grow, solidifying HPS's position as a key player in the global market.

For detailed product information and specifications, visit the product page.

References

1. National Institute of Standards and Technology (NIST). Retrieved from https://www.nist.gov

2. Pengze Technology (Shijiazhuang) Co., Ltd. Product Specifications. Retrieved from https://www.pezetech.com/hydroxypropyl-starch-ether-used-i-at.html


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