N-Methylolacrylamide

NMA, N-(Hydroxymethyl)acrylamide.

CAS
924-42-5
EC
213-103-2
Sectors
Plastics & Polymers, Textiles, Leather & Paper, Coatings, Adhesives, Sealants & Elastomers

N-Methylolacrylamide (CAS 924-42-5) is a functional monomer carrying both vinyl and reactive methylol groups, supplied as a 48% aqueous solution or as a white to off-white crystalline solid, and used as a cross-linking agent to improve polymer structural integrity and adhesion in coatings, adhesives, and textile finishing. This Specialty Chemical is essential for improving the structural integrity of polymers through heat-induced curing. It provides excellent adhesion properties and resistance to water and organic solvents in various coatings. The product is stabilized to prevent premature polymerization during storage and transport. It is a preferred cross-linking monomer for manufacturers producing high-performance adhesives and textile finishing agents.

Typical Properties

Molecular formulaC4H7NO2
Molecular weight101.1 g/mol
FormSolid
ColorWhite to Off-White
Melting point74.5 °C
Boiling point277°C
Density1.082 g/mL at 20 °C
Water solubility<0.1 g/100 mL at 20.5 °C
Flash point100°C
pH6.0-7.0 (H2O, 20°C)
GHS signal wordDanger · Acute toxicity, Irritant / harmful, Health hazard
HS code29241990
Grades availableTechnical Grade

Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.

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N-Methylolacrylamide

Applications
  • Textile Finishing: Used to provide "permanent press" properties and crease resistance to cotton and synthetic fabrics.
  • Adhesives & Binders: Integrated into emulsion polymers to enhance heat resistance and bonding strength in construction.
  • Paper Processing: Employed as a wet-strength agent and binder in specialty paper manufacturing and coatings.
Safety & Risks

Classified as Carcinogenic Category 1B and Skin Sensitizer. Strict adherence to chemical-resistant coveralls and full-face respirators is required during industrial processing.

Packaging

200 kg plastic drums or 1000 kg IBC tanks for aqueous solutions.