Poly(benzyl methacrylate) (PBMA) is a rigid, hydrophobic thermoplastic polymer known for optical clarity, chemical resistance, and film-forming performance. The benzyl ester groups support adhesion and compatibility in coatings, optical materials, adhesives, and specialty polymer formulations.
This PBMA product is useful for research and formulation work involving transparent coatings, protective films, polymer blends, resin systems, and materials development where a benzyl methacrylate-based polymer is required.
Key Properties
- Rigid, hydrophobic thermoplastic polymer
- Useful in coatings, optical materials, adhesives, and polymer blends
- CAS Number: 25085-83-0
- Linear formula: [-CH2C(CH3)(CO2CH2C6H5)-]n
- Synonym: PBMA
- Glass transition temperature (Tg): 54°C
- Refractive index: n20/D 1.568
Applications
Optical Coatings & Films
Used in research and formulation work involving clear coatings, transparent films, optical materials, lenses, displays, and related high-clarity applications.
Adhesives & Protective Coatings
May be used in coating and adhesive formulations where benzyl methacrylate functionality can support adhesion, durability, and surface performance.
Resins & Polymer Blends
Useful in specialty resin systems and polymer blend studies where compatibility, rigidity, hydrophobicity, and film properties are important.
Polymer Research
Suitable for laboratory studies involving methacrylate polymers, thermoplastic behavior, coating performance, and materials characterization.
Compatibility & Formulation Considerations
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Polymer type: Benzyl methacrylate-based thermoplastic polymer
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Functional character: Hydrophobic methacrylate polymer with benzyl ester groups
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Optical use: Suitable for research involving transparent coatings and clear polymer films
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Formulation behavior: Performance depends on solvent system, concentration, additives, substrate, and processing conditions
Final material performance should be evaluated under the intended formulation, coating, or processing conditions.
Preparation Tips
- Confirm compatibility with the intended solvent, resin system, substrate, or polymer blend before scale-up.
- Use controlled mixing conditions to support uniform incorporation into coatings or polymer formulations.
- Evaluate film clarity, adhesion, and surface properties under target application conditions.
- Document solvent, concentration, drying, and processing conditions for reproducible results.
Handling & Storage
- Exercise normal care when handling this material.
- Store at room temperature.
- Keep container tightly closed when not in use.
- Use standard laboratory handling practices.
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Frequently Asked Questions
1. What is Poly(benzyl methacrylate) used for?
Poly(benzyl methacrylate) is commonly used in research and formulation work involving coatings, optical materials, adhesives, protective films, resins, and polymer blends.
2. What is PBMA?
PBMA is the common abbreviation for Poly(benzyl methacrylate), a hydrophobic thermoplastic methacrylate polymer containing benzyl ester groups.
3. What is the glass transition temperature of this product?
The listed glass transition temperature (Tg) for this Poly(benzyl methacrylate) product is 54°C.
4. Is this product suitable for optical coating research?
Yes. PBMA is useful in research involving transparent coatings, clear films, and optical materials. Final optical performance should be evaluated under the intended formulation and processing conditions.
5. How should Poly(benzyl methacrylate) be stored?
Store at room temperature and keep the container tightly closed when not in use. Refer to the SDS for complete safety and handling guidance.
Safety & Documentation
Exercise normal care when handling this material. Refer to the Safety Data Sheet (SDS) for hazard information, recommended PPE, and safe handling guidance.
