CAS · 95418-58-9
Product Overview
4-tert-Butoxystyrene is a high-purity battery-materials supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Appearance: | Colorless liquid |
|---|---|
| Purity (GC): | 99% min |
| Water: | 300 ppm max |
| Foreign matter: | Qualified |
| Polymerization Inhibitor: | 150 ≤ TBC ≤ 250 ppm |
| Solvent residue: | 1000 ppm max |
| Refractive index (25℃): | 1.51000 to 1.53000 |
Applications
1. Functional Monomer in Polymer Synthesis
● Used as a monomer in radical polymerization to produce homopolymers or copolymers with tailored functionality.
● The tert-butoxy group imparts hydrophobicity, bulk, and steric protection, affecting polymer chain packing and solubility.
2. Photoresist and Electronics Materials
● Plays a role in the synthesis of photoresist resins used in microelectronics and semiconductor manufacturing.
● Upon acid-catalyzed deprotection, the tert-butoxy group can be removed to generate a hydroxystyrene moiety, useful in patternable polymers.
3. Specialty Coatings and Adhesives
● Enhances the durability, thermal stability, and resistance of coatings.
● Often used in UV- or thermal-curable systems, where its reactivity can be precisely controlled.
4. Block Copolymers and Advanced Materials
● Forms part of block copolymer architectures (e.g., with polystyrene or polyacrylates), enabling phase separation behavior for nanostructured materials.
● Useful in applications such as membranes, drug delivery vehicles, and responsive materials.
Benefits
✅ Chemical Tunability
● The tert-butoxy group is a protecting group that can be selectively removed under acidic conditions, allowing post-polymerization modification of the polymer backbone.
✅ Enhanced Thermal and Mechanical Properties
● Polymers derived from 4-tert-butoxystyrene tend to have higher glass transition temperatures (Tg) and improved mechanical strength, making them suitable for high-performance applications.
✅ Improved Solubility and Processability
● The bulky tert-butyl group enhances solubility in organic solvents, which facilitates polymer processing, blending, and film formation.
✅ Ideal for Lithography and Etching Applications
● The ability to undergo acid-catalyzed deprotection makes it valuable in positive-tone photoresists where selective solubility is required for fine pattern development.
Conclusion
4-tert-Butoxystyrene丨CAS 95418-58-9 is a valuable monomer for creating advanced polymer systems with tailored chemical functionality. Its applications span from microelectronics and coatings to smart materials, where its reactive profile and protective tert-butoxy group offer distinct design flexibility.
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