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Home » Products » Chemical Series » Polyether series » Transitional Polyether RPE Series » Industrial Grade Trans Polyether RPE-2525 - Stable Quality for Resins & Composite Materials

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Industrial Grade Trans Polyether RPE-2525 - Stable Quality for Resins & Composite Materials

Trans Polyether RPE-2525 is a non-ionic block copolymer of ethylene oxide and propylene oxide. It appears as a colorless to light yellow liquid, with a cloud point (1% aqueous solution) of 25-30℃, moisture ≤1.0%, and pH (1% aqueous solution) of 5.0-7.0. It features excellent performance in multiple industrial applications.
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  • RPE-2525

  • Jienuo

Trans Polyether RPE-2525 Basic Introduction & Overview

Trans Polyether RPE-2525 is an industrial-grade polyether product engineered for high performance across diverse applications. Boasting excellent compatibility, low viscosity, and stable chemical properties, it serves as a versatile raw material for PU foams, coatings, adhesives, sealants, and lubricants. With strict quality control, it ensures consistent batch-to-batch performance, enhancing product durability and process efficiency. Environmentally friendly with low VOC emissions, it meets global industrial standards. Suitable for bulk supply, this reliable polyether delivers superior adhesion, curing speed, and corrosion resistance, making it the preferred choice for manufacturers seeking cost-effective and high-quality raw material solutions.


Product Advantage

  1. Outstanding Chemical Stability: It is insoluble in 5% alkaline solution, showing strong resistance to alkali. Meanwhile, it has good solubility in organic solvents like ethanol, isopropanol, and mineral oil, enabling versatile formulation possibilities.

  2. Superior Compatibility: As a non-ionic surfactant, it blends well with other non-ionic, cationic, and anionic surfactants. It is also resistant to hard water ions such as calcium, magnesium, etc., ensuring consistent performance in various water qualities.

  3. Multi-functional Application: It serves as an efficient detergent, emulsifier, and lubricant. In metal processing and textile printing and dyeing, it demonstrates excellent cleaning and lubricating effects, and at high temperatures, it is an effective defoamer.

  4. Reliable Quality Control: With moisture ≤1.0% and strict pH control (5.0-7.0), each batch maintains stable quality, which is proved by our consistent product testing reports, enhancing customer trust.


Technical Specifications 

Specification
Index
Appearance (25℃)
Colorless to light yellow liquid
Cloud Point (1% Aqueous Solution, ℃)
32~38
Moisture Content (%)
≤ 1.0
pH Value (1% Aqueous Solution)
5.0-7.0
Chemical Composition
Block copolymer of ethylene oxide and propylene oxide
Type
Non-ionic
Solubility in Alkali (5% Alkaline Solution)
Insoluble
Solubility in Acid (5% Acidic Solution)
Insoluble
Solubility in Organic Solvents
Soluble in ethanol, isopropanol, methanol, mineral oil, etc.
Hard Water Ion Resistance
Resistant to calcium, magnesium and other hard water ions


Product Uses

  1. Detergent Industry: It is used as a detergent in the cleaning of tableware, catering equipment, and metal surfaces, and can also be used in other industrial cleaning scenarios, effectively removing oil and dirt.

  2. Textile & Dyeing Industry: It acts as a lubricant in synthetic fiber spinning and textile printing and dyeing processes, improving process efficiency and product quality.

  3. Metal Processing Industry: It serves as a lubricant and defoamer in metal cutting, grinding, and other processing procedures, ensuring smooth operation.

  4. Sugar Manufacturing Industry: At around 100℃, it exhibits good defoaming performance, which is beneficial for the sugar refining process.


Product Operate Guide

For detergent applications, dilute RPE-2525 with water as per a certain ratio (specific ratio depends on actual needs) and then use it for cleaning. For lubricant or defoamer applications, add it directly to the corresponding system according to the recommended dosage and mix well.


FAQ

  1. Q: Is RPE-2525 compatible with anionic surfactants?

    A: Yes, it has good compatibility with anionic surfactants, and their combined use can achieve synergistic effects.

  2. Q: What is the storage period of RPE-2525?

    A: It can be stored for two years when stored in a cool, dry, and ventilated place according to general chemical storage and transportation conditions.

  3. Q: Can RPE-2525 be used in high-temperature environments?

    A: Yes, it is an effective defoamer at high temperatures, such as in the sugar manufacturing industry at around 100℃.


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