Poly(4-aminostyrene) is a polymeric aromatic primary amine with amine-containing side chains. It is used in surface modification, adhesion-promoter development, functional coatings, chemical sensor research, catalysis support studies, and polymer modification workflows.
Synonyms / related names: poly(4-aminostyrene); poly(p-aminostyrene); 4-aminostyrene polymer; aniline, p-vinyl-, polymer.
This functional polymer is insoluble in organic solvents and has a listed nitrogen content of approximately 11%. Its amine functionality can interact with acids, aldehydes, and other compatible electrophiles under appropriate conditions, making it useful where reactive polymer surfaces or amine-functional material interfaces are required.
Researchers, formulators, and industrial users may use poly(4-aminostyrene) in functionalized polymer networks, surface treatment systems, adhesion-related formulations, analytical coatings, and reactive polymer material development.
Key Properties
- Polymeric aromatic primary amine
- CAS Number: 25086-42-4
- Product Number: 02823
- Molecular formula: C8H9N repeat unit
- Insoluble in organic solvents
- Nitrogen content: ~11%
- Amine-containing side chains for reactive polymer modification
- Recommended for laboratory reagent use and manufacture of substances
Applications
Surface Modification & Adhesion Promotion
Poly(4-aminostyrene) may be used in surface modification and adhesion-promoter research where amine functionality is evaluated for interaction with compatible substrates, fillers, coatings, or composite materials.
Functional Coatings & Chemical Sensors
This polymer may be used in functional coating and chemical sensor research where amine-containing polymer layers are evaluated for detection, binding, or analytical surface interactions.
Catalysis & Polymer Modification
Poly(4-aminostyrene) may be used in catalysis support studies and polymer modification workflows where pendant amine groups provide reactive sites for further functionalization.
Functionalized Polymer Networks
This material is useful in research involving amine-functional polymer networks, reactive interfaces, and chemically modified polymer systems.
Compatibility & Reaction Considerations
- Amine groups may interact or react with compatible acids, aldehydes, and other electrophiles under appropriate conditions
- Insolubility in organic solvents should be considered when designing processing or coating workflows
- Performance depends on substrate chemistry, dispersion method, reaction conditions, and formulation design
- Compatibility with binders, fillers, additives, and substrates should be evaluated before scale-up
Final performance should be confirmed under the user’s specific application conditions, including dispersion method, substrate preparation, reaction environment, processing conditions, and end-use requirements.
Preparation Tips
- Use clean equipment to reduce contamination during formulation or surface-treatment work
- Consider dispersion-based processing because the product is listed as insoluble in organic solvents
- Control reaction conditions when using amine groups for further functionalization
- Confirm compatibility with intended substrates, binders, additives, or electrophilic reactants before use
- Run small-scale trials before production or process transfer
Handling & Storage
- Store at room temperature
- Exercise normal care during handling
- Use good ventilation and standard laboratory safety practices
- Avoid unnecessary dust generation during powder handling
- Wear protective gloves and safety glasses when appropriate
- Refer to the Safety Data Sheet before handling
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FAQ
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1. What is Poly(4-aminostyrene) used for?
Poly(4-aminostyrene) is used in surface modification, adhesion-promoter research, functional coatings, chemical sensor research, catalysis support studies, and reactive polymer modification workflows.
2. What functional groups does Poly(4-aminostyrene) contain?
Poly(4-aminostyrene) contains amine-containing side chains and is described as a polymeric aromatic primary amine.
3. What is the CAS number?
The CAS number for Poly(4-aminostyrene) is 25086-42-4.
4. Is Poly(4-aminostyrene) soluble in organic solvents?
The product page lists Poly(4-aminostyrene) as insoluble in organic solvents.
5. How should Poly(4-aminostyrene) be stored?
Store Poly(4-aminostyrene) at room temperature. Review the Safety Data Sheet for complete storage, handling, and personal protective equipment guidance.
Safety & Documentation
Poly(4-aminostyrene) should be handled using normal precautions and standard laboratory safety practices. The product page lists handling as “exercise normal care” and hazards as “harmless-use normal precautions.” Refer to the Safety Data Sheet (SDS) and product specification for complete handling, storage, hazard, and technical information.
