Polyethylene/Polypropylene Glycol Block Copolymer (PEG-PPG Copolymer)-CAS 9003-11-6
Common Name: Polyethylene-polypropylene glycol
Chemical Name: Polyethylene/Polypropylene Glycol Block Copolymer (PEG-PPG Copolymer)
CAS Number: 9003-11-6
Purity: ≥99.0% Cosmetic Grade
Appearance: Colorless transparent liquid, paste or white waxy solid, odorless
Molecular Weight: 1000–10000 g/mol (customizable)
pH Value (1% Aqueous Solution): 5.0–7.0
HLB Value: 1.0–18.0 adjustable & customizable
MOQ: 1KG
Key Properties: Eco-friendly non-ionic polyether surfactant, excellent water solubility, hard water resistance and electrolyte stability, integrates emulsification, solubilization, dispersion and wetting functions
Compliance: Compliant with EU SCCS, US FDA and China NMPA cosmetic safety regulations, fully biodegradable
Applications: Widely used in transparent skincare products, cream & lotion formulas, mild cleansing products, hair care formulations and green daily detergents
Eco-friendly non-ionic polyether surfactant, excellent water solubility, hard water resistance and electrolyte stability, integrates emulsification, solubilization, dispersion and wetting functions
Polyethylene/Polypropylene Glycol Block Copolymer (PEG-PPG Copolymer)-CAS 9003-11-6
Polyethylene-polypropylene glycol is a high-performance multifunctional block polyether surfactant designed for premium cosmetic and daily chemical formulas. Featuring unique EO-PO block structure with adjustable hydrophilic-lipophilic balance, it effectively solves formula turbidity and oil-water stratification problems. With ultra-mild skin and scalp compatibility and no sticky residue, it stabilizes various surfactant systems. It maintains stable performance in wide pH, low temperature and high-salt environments, serving as a safe, eco-friendly and high-efficiency functional auxiliary for green daily chemical production.

Key Benefits
• Customizable HLB Range: Adjustable HLB 1.0–18.0, freely switching between emulsification and solubilization to match diverse formula requirements.
• High-Efficiency Solubilization: Perfectly dissolves fragrance, essential oil and oil-phase actives to keep cosmetic formulas clear and stable.
• Ultra-Mild & Non-Sticky: Low-irritation non-ionic structure ensures comfortable skin and hair feeling without residual stickiness.
• Superior System Stability: Excellent resistance to hard water, acid, alkali and high electrolyte, no stratification or deterioration during storage.
• Wide Formula Compatibility: Compatible with all surfactant types, easy for formula debugging and industrial mass production.
• Global Green Compliance: Fully biodegradable with low impurities, meeting international cosmetic export safety standards.
Applications
• Transparent Skincare Products: Ideal for toner, floral water and essence to solubilize essence oil and fragrance without turbidity.
• Emulsion & Cream Cosmetics: Acts as emulsifier and stabilizer for moisturizing lotion, face cream and body cream to prevent oil-water separation.
• Mild Cleansing Series: Applied in facial cleanser, shampoo and body wash to improve foam fineness and formula mildness.
• Functional Hair Care Products: Used in hair conditioner and styling products for anti-static, moisturizing and formula conditioning effects.
• Eco-Friendly Daily Chemicals: Suitable for mild hand soap and household green cleaning products to enhance system stability.
Certificate Of Analysis (COA)
Test Item | Standard Specification | Test Result | Test Method |
Product Name | Polyethylene-polypropylene glycol (PEG-PPG Block Copolymer) | Compliant | Visual Verification |
CAS No. | 9003-11-6 | Compliant | Document Verification |
Appearance | Colorless Liquid/Paste/Waxy Solid, Odorless | Compliant | Visual & Olfactory Inspection |
Purity | ≥99.0% | 99.58% | HPLC Method |
pH Value (1% Aqueous Solution) | 5.0–7.0 | 5.96 | pH Meter Test |
Moisture Content | ≤0.1% | 0.03% | Karl Fischer Method |
Heavy Metal (Pb) | ≤10ppm | <5ppm | Atomic Absorption Spectrometry |
Biodegradability | Fully Biodegradable | Qualified | Environmental Standard Detection |
Inspection Conclusion | Conforms to Global Cosmetic Grade Standards | Qualified | Comprehensive Detection |
Frequently Asked Questions (FAQ)
• Q1: Can you customize PEG-PPG copolymer specifications? A1: Custom HLB values and molecular weights are available for personalized cosmetic formulas.
• Q2: What is your bulk order supply capacity? A2: 1KG MOQ, sufficient spot stock supports large orders and fast global delivery.
• Q3: What certifications can you provide for export? A3: Complete COA, MSDS and customs clearance documents are provided for global trade.
• Q4: What is the shelf life and storage requirement? A4: 24-month shelf life, store sealed in cool and dry environment.
• Q5: Is the product compliant for global cosmetic sales? A5: It meets EU, US and China cosmetic safety standards for worldwide distribution.
• Q6: What is the standard formula addition dosage? A6: Conventional dosage is 0.2%-5.0%, adjustable for different daily chemical products.
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