Poly(pentafluorostyrene)
Poly(pentafluorostyrene) (CAS: 26838-55-1) is a fluorinated polymer with the linear formula (C8H3F5)n. This material is recognised for its low refractive index, making it suitable for specialised optical applications. Its primary function is as a cladding layer in optical waveguides, contributing to efficient light transmission. The polymer exhibits a glass transition temperature (Tg) of 80 °C and is soluble in chloroform.

Optical Waveguide Cladding
Poly(pentafluorostyrene) serves as a crucial component for the cladding layer in optical waveguides. Its low refractive index is essential for confining light within the core of the waveguide.
Materials Science Research
This polymer is utilised in materials science for developing advanced optical and photonic materials. Its unique properties can be leveraged in the creation of novel electronic and optical devices.
Organic and Printed Electronics
The material finds application in the field of organic and printed electronics, particularly where low refractive index polymers are required for device fabrication and performance enhancement.
| Linear formula | (C8H3F5)n |
|---|---|
| Solubility | chloroform: soluble |
| Application | Low refractive index polymer for cladding layer in optical waveguides. |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Transition Temp | Tg 80 °C |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Poly(pentafluorostyrene) primarily used for?
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Poly(pentafluorostyrene) is primarily used as a low refractive index polymer for the cladding layer in optical waveguides.
What is the CAS number and linear formula for Poly(pentafluorostyrene)?
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The CAS number for Poly(pentafluorostyrene) is 26838-55-1, and its linear formula is (C8H3F5)n.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Poly(pentafluorostyrene) for research and development purposes. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety and handling considerations for Poly(pentafluorostyrene)?
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Handling Poly(pentafluorostyrene) requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It is classified under WGK 2 in Germany, indicating a hazard to water.
How is Poly(pentafluorostyrene) packed, shipped, and exported?
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As a specialist global supplier, Tech Serve Solutions ensures appropriate packaging for safe handling, storage, and transportation of chemicals, adhering to international shipping regulations for export.
How can I request a sample or quote for Poly(pentafluorostyrene)?
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To request a sample or obtain a quote for Poly(pentafluorostyrene), please contact our sales team through the dedicated channels on the Tech Serve Solutions website.
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