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Updated: Jul 16, 2026

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Published on: September 12, 2018
Sensitization to acrylates in varnishes
Luis Conde-Salazar1, Inmaculada Vargas, Elena Tévar
1Servicio de Dermatología, Escuela Nacional de Medicina del Trabajo, Instituto de Salud Carlos III, Madrid, Spain. plme@ctv.es
Acrylic resins in wood varnishes can cause occupational sensitization. This study details their use, handling, and presents four cases of workers experiencing allergic reactions.
Area of Science:
- Occupational dermatology
- Polymer chemistry
- Toxicology
Background:
- Varnishes are protective and decorative coatings that dry upon air exposure.
- Key components include agglutinants (like epoxy resins and acrylates) and solvents.
- Acrylates are frequently implicated in causing allergic sensitization.
Observation:
- This study focuses on the occupational use and safe handling of varnishes containing acrylates.
- Four cases of workers developing occupational sensitization are presented.
- The sensitization is specifically linked to acrylic resins found in wood varnishes.
Findings:
- Acrylic resins in wood varnishes are a significant cause of occupational allergic sensitization.
- Exposure during application and handling leads to sensitization in susceptible individuals.
- The presented cases highlight the clinical manifestation of this occupational hazard.
Implications:
- Highlights the need for stringent safety protocols and personal protective equipment when handling acrylic-based varnishes.
- Emphasizes the importance of recognizing and diagnosing occupational contact dermatitis caused by acrylic resins.
- Suggests further research into less sensitizing alternatives or improved protective measures for workers.
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