AAEMA

Acetoacetoxyethyl Methacrylate — Specialty Crosslinking Monomer — Bulk supply across India & International Markets

What is AAEMA?

AAEMA (Acetoacetoxyethyl Methacrylate) is a specialty functional monomer that combines a polymerisable methacrylate group with a reactive acetoacetate functional group in a single molecule. This dual functionality makes it a key building block in the formulation of ambient-temperature self-crosslinking latex polymers, used to achieve coating performance properties (such as chemical resistance and durability) that would otherwise require high-temperature curing.

Polychem Industries supplies AAEMA to specialty latex and emulsion polymer manufacturers, paint formulators, and coating producers across India and internationally. Its unique ability to enable ambient-cure crosslinking reactions in waterborne coating systems makes it a valuable specialty monomer for high-performance, environmentally-friendly coating technologies.

Available Grades

GradeFormPurityStandardApplications
Industrial GradeColourless to pale yellow liquid97%+ (Industrial)Industrial / SpecialtySelf-crosslinking latex paints, coatings, adhesives

Applications & Uses

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Self-Crosslinking Latex Paints

The primary application. AAEMA is copolymerised into latex emulsion polymers to introduce acetoacetate functional groups, which react with added crosslinkers (such as polyamines) at ambient temperature after film formation, providing enhanced chemical and water resistance without requiring heat curing.

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Architectural & Industrial Coatings

Used in the formulation of high-performance architectural and industrial maintenance coatings where improved durability, block resistance, and chemical resistance are required from waterborne coating systems applied and cured at ambient temperature.

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Adhesives

Used as a functional comonomer in specialty adhesive formulations, where the crosslinking capability contributes to improved bond strength, durability, and resistance to environmental degradation in the cured adhesive.

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Automotive & Industrial Coatings

Used in certain automotive and industrial coating formulations requiring the combination of waterborne application with enhanced film properties typically associated with solvent-borne or thermoset coating systems.

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Specialty Polymer Synthesis

Used as a building block in the synthesis of various specialty functional polymers requiring reactive acetoacetate groups for subsequent crosslinking or chemical modification reactions.

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Research & Custom Formulation

Used in research and development of new latex and coating technologies seeking to achieve ambient-cure crosslinking performance in waterborne systems, an area of ongoing interest in coatings innovation.

Technical Specifications

AAEMA — Key Properties

Chemical FormulaC10H14O5
CAS Number21282-97-3
Molecular Weight214.21 g/mol
AppearanceColourless to pale yellow liquid
Purity97%+ (Industrial)
Boiling Point>200°C (decomposes before boiling at atm. pressure)
Density1.10–1.12 g/cm3 at 20°C
pHNot applicable
Packaging Available200 L drums / 25 kg containers
StorageStore in cool place below 25°C away from light and heat. Supplied with inhibitor to prevent polymerisation. Keep sealed to prevent moisture-driven hydrolysis.

Why Source AAEMA from Polychem Industries?

  • Specialty crosslinking monomer with full quality documentation
  • Enables ambient-cure performance in waterborne latex coating systems
  • Certificate of Analysis and technical data sheet on request
  • Reliable supply for specialty latex and coating manufacturers
  • Competitive pricing for this specialty functional monomer
  • Export documentation experience for international shipments

Frequently Asked Questions

How does AAEMA enable self-crosslinking in latex paints?
AAEMA is copolymerised into the latex polymer backbone during emulsion polymerisation, introducing reactive acetoacetate (1,3-diketone) functional groups distributed throughout the polymer. After the paint film is applied and water evaporates, these acetoacetate groups react with a separately added crosslinker (typically a polyfunctional amine) at ambient temperature, forming covalent crosslinks that significantly enhance the film's chemical resistance, hardness, and durability.
What are the benefits of AAEMA-based self-crosslinking systems over conventional latex paints?
AAEMA-based crosslinking latex systems can achieve improved chemical resistance, block resistance, and durability properties typically associated with solvent-borne or thermally-cured coating systems, while retaining the environmental and application benefits of waterborne, ambient-cure technology. This makes it valuable for high-performance architectural and industrial coatings where both performance and environmental compliance are priorities.
What precautions should be taken when handling AAEMA?
AAEMA, like other reactive methacrylate monomers, should be handled with standard precautions for reactive monomers including appropriate PPE, storage with inhibitor to prevent premature polymerisation, and storage away from heat, light and moisture which can affect the stability of the acetoacetate functional group.
Do you export AAEMA outside India?
Yes. We export to Bangladesh, Sri Lanka, Nepal, Bhutan, and South Africa with full export documentation. Contact us for export pricing and lead times.

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