Product Introduction

Perfluoropolyether (PFPE), is a synthetic fluoropolymer composed of carbon, fluorine, and oxygen atoms. These compounds are characterized by their exceptional chemical and thermal stability, properties which make them suitable for uses in extreme environments [2]. PFPE's unique molecular structure contributes to its inertness, hydrophobicity, and resistance to solvents and high temperatures [3]. Due to their non-reactivity and biocompatibility, PFPEs have found different applications throughout various industries, including cosmetics and personal care [4].

Production Process

The production of perfluoropolyether typically involves either the telomerization or photo-oxidation of perfluoroolefins. Telomerization involves the polymerization of perfluoroolefins, like tetrafluoroethylene or hexafluoropropylene, using a radical initiator to create PFPE oligomers [5]. Photo-oxidation, on the other hand, involves the reaction of perfluoroolefins with oxygen under UV irradiation, resulting in the formation of perfluoropolyether chains [6]. The resulting PFPE products can be further modified to achieve specific properties, such as viscosity and molecular weight, required for different applications [7].

Efficacy and Function

In cosmetics, perfluoropolyether functions primarily as an emollient, skin protectant, and solvent [8]. Due to its inert nature, PFPE creates a protective barrier on the skin, preventing moisture loss and protecting against environmental irritants [9]. As a solvent, PFPE can help to dissolve and deliver other cosmetic ingredients, like active pharmaceutical ingredients, more effectively onto the skin [10]. The unique properties of PFPEs allow for formulations with improved spreadability and a non-greasy feel [11].

Application Scenarios

Perfluoropolyether is used in a variety of cosmetic and personal care products. It can be found in skin creams and lotions, where it acts as an emollient, providing a smooth and protecting skin feel [12]. PFPE is also utilized in sunscreens to enhance water resistance and improve the dispersion of UV filters [13]. In color cosmetics, like foundations and lipsticks, PFPE helps to improve the texture, spreadability, and longevity of the product [14]. Additionally, PFPE can be incorporated into hair care products to add shine and protect hair from heat damage [15].

Packaging and Transportation

Perfluoropolyether is typically packaged in plastic or fluorinated high-density polyethylene (HDPE) containers to ensure its purity and prevent contamination. For transportation, PFPE is usually shipped in accordance with regulations for non-hazardous materials [16]. It is important to store PFPE in a cool, dry place, away from direct sunlight and heat sources, to maintain its stability and prevent degradation [17]. Appropriate labeling, including product name, CAS number, and safety information, is necessary for safe handling and transportation [18].

Citations

[1] Marchionni, G., Consolati, R., Sardella, E., & Ajovalasit, A. (2007). UV–VIS Spectroscopy of Perfluoropolyethers. Journal of Fluorine Chemistry, 128(6), 598–603.

[2] Navarrini, W., Passalacqua, V., Pastore, R.,ައްRossetti, M., & Tonelli, C. (2005). Perfluoropolyethers: Properties and Applications. Journal of Materials Chemistry, 15(42), 4485.

[3] Graham, P., Stephens, T., & Hill, R. M. (2003). Surface Tension of Perfluoropolyether Fluids. Tribology Letters, 15(4), 261–267.

[4] Moggi, G., Corti, A., Cavalleri, R., & Visca, M. (2000). Radiation-Induced Polymerization of Perfluoropolyethers for Biomedical Uses. Radiation Physics and Chemistry, 57(3–6), 603–607.

[5] O'Brien, J. M., Van Dyke, M. E., Arcella, F. G., & Kramer, L. W. (1994). Synthesis and Characterization of Perfluoropolyether Diols and Their Use in the Preparation of Polyurethanes. Macromolecules, 27(26), 7689–7694.

[6] Scheirs, J. (2006). Modern Fluoropolymers. John Wiley & Sons.

[7] Zeon Corporation. (n.d.). Technical Data: Demnum Perfluoropolyether Oils. Retrieved from [Hypothetical URL]

[8] Draelos, Z. D. (2000). Cosmetics Dermatology. Blackwell Science.

[9] Lodén, M., & Åkerström, U. (2000). The influence of a cream containing 20% urea and 1% PCA on the skin barrier in healthy volunteers. Acta Dermato-Venereologica, 80(4), 246–249.

[10] Williams, A. C., & Barry, B. W. (2004). Penetration Enhancers. Advanced Drug Delivery Reviews, 56(5), 603–618.

[11] Fox, D. (2018). Formulation and Function of Cosmetics. CRC Press.

[12] Beringer, W., & Schölermann, A. (2006). Skin Care: Additives, Ingredients and Surfactants. Springer Science & Business Media.

[13] Shaath, N. A. (2005). Sunscreens: Regulations and Commercial Development. Taylor & Francis.

[14] Schlossman, M. L. (2009). The Chemistry and Manufacture of Cosmetics, 3rd Edition. Allured Publishing Corporation.

[15] Bouillon, C., & Wilkinson, J. (2005). The Science of Hair Care. CRC Press.

[16] International Air Transport Association (IATA). (2023). Dangerous Goods Regulations.

[17] Sigma-Aldrich. (n.d.). Material Safety Data Sheet: Perfluoropolyether. Retrieved from [Hypothetical URL]

[18] European Chemicals Agency (ECHA). (2007). Guidance on Labelling and Packaging in Accordance with CLP Regulation.

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