Solvants industriels

Les solvants industriels dissolvent les huiles, les graisses, les résines et les revêtements afin d'amener une surface ou une formulation à l'état exigé par le procédé. This family covers two working classes: oxygenated solvents, isopropyl alcohol (IPA, CAS 67-63-0) and n-butanol, and aromatic hydrocarbons, toluene and xylene. Oxygenated grades suit polar residues and general wipe-down cleaning; aromatics dissolve the heavy, nonpolar films that resist alcohols. Match solvent polarity to the soil you are removing rather than reaching for the strongest option by default.

Solvent power tracks with Kauri-butanol value and evaporation rate, and that is where the real trade-off lives. Toluene and xylene cut heavy coatings and adhesives that IPA cannot touch, but both are listed Hazardous Air Pollutants (HAPs) and volatile organic compounds (VOCs), so specifying them raises VOC reporting and ventilation obligations. Where a lighter soil allows it, an oxygenated solvent keeps VOC and HAP exposure lower. Confirm regulatory status for your application and jurisdiction.

IPA evaporates fast and leaves little residue, which makes it the default for precision wipe-down and electronics-adjacent cleaning; n-butanol evaporates slower and works as a coalescing co-solvent where flash-off needs control. For vapor degreasing and parts washing, specify by flash point and evaporation rate, not by name alone, because those two properties govern both throughput and fire-code handling on the line.

• Nettoyage de précision et général de pièces, essuyage et dégraissage
• Dégraissage en phase vapeur et préparation de surface sans résidu avant revêtement
• Dilution au solvant et ajustement de la viscosité des revêtements, encres et adhésifs
• Dissolution des résines, huiles et graisses dans les procédés de fabrication
• Mélange de cosolvants pour formulations de nettoyage et de revêtement

• Isopropyl alcohol u2014 PubChem
• 1-Butanol u2014 PubChem
• Toluene u2014 PubChem
• Xylene (mixed isomers) — PubChem