Poly(styrene-co-methyl methacrylate)
Poly(styrene-co-methyl methacrylate) (CAS: 25034-86-0) is a hydrophobic copolymer with an average molecular weight of 100,000-150,000 g/mol. This material exhibits a high glass transition temperature and is primarily utilised in materials science and micro/nanoelectronics applications. It is supplied by Tech Serve Solutions as pellets, suitable for various advanced manufacturing processes. This polymer is a key component in the development of novel materials and devices.
- IUPAC
- PS-block-PMMA,PS-PMMA
- Synonyms
- Styrene-methyl methacrylate copolymer

Materials Science Research
This copolymer serves as a versatile material in advanced materials research. Its hydrophobic nature and tunable properties make it suitable for developing novel composites, membranes, and coatings for specialised applications.
Micro/Nanoelectronics Fabrication
Utilised in the micro- and nanoelectronics sector, this polymer can be employed in photolithography and patterning processes. Its well-defined properties are beneficial for creating intricate electronic components and devices.
Polymer Science Studies
As a block copolymer, it is valuable for studying polymer self-assembly, blending, and interfacial phenomena. Researchers use it to explore structure-property relationships in complex polymeric systems.
Stamps for Nanoprint Lithography
The material's characteristics make it appropriate for use in fabricating stamps for nanolithography and microcontact printing techniques, enabling high-resolution pattern transfer.
| Form | pellets |
|---|---|
| Composition | styrene, ~40 mol % |

Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | average Mw 100,000-150,000 |
|---|---|
| Transition Temp | Tm 345-350 °C |
| Mw Mn | <1.2 |
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(styrene-co-methyl methacrylate) used for?
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Poly(styrene-co-methyl methacrylate) is primarily used in materials science, micro/nanoelectronics, and as stamps for nanoprint lithography. It is also utilised in polymer science research and for studying self-assembly processes.
What are the CAS number and formula for Poly(styrene-co-methyl methacrylate)?
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The CAS number for Poly(styrene-co-methyl methacrylate) is 25034-86-0. The specific chemical formula is not provided for this copolymer, as it represents a polymer chain with repeating styrene and methyl methacrylate units.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Poly(styrene-co-methyl methacrylate) with an average Mw of 100,000-150,000 g/mol and a narrow polydispersity (Mw/Mn <1.2). The composition is approximately 40 mol% styrene. It is supplied as pellets, typically for research and industrial applications. TSS does not represent this product as USP, BP, or EP grade.
What are the safety and handling considerations for this product?
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This product is classified as a GHS07 hazard with the signal word 'Warning' and carries the hazard statement H319 (Causes serious eye irritation). European hazard codes include Xi (Irritant) with risk statement R36 (Irritating to eyes). Precautionary statements include P305 + P351 + P338 (IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing).
How is Poly(styrene-co-methyl methacrylate) packed and shipped?
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Tech Serve Solutions packs and ships Poly(styrene-co-methyl methacrylate) in suitable containers designed to maintain product integrity during transit. We are a global supplier and exporter experienced in handling chemical shipments worldwide.
How can I request a sample or quote?
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To request a sample or a quote for Poly(styrene-co-methyl methacrylate), please contact our sales team through the website or by phone. We are ready to assist with your specific requirements.
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