C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 7/30 (2006.01) C11D 7/50 (2006.01) C23G 5/028 (2006.01)
Patent
CA 2189061
Pour remplacer les compositions à base de CFC ou de HCFC dans les applications de nettoyage de surfaces solides (notamment défluxage), l'invention propose une composition azéotropique ou quasi azéotropique à base de 1,1,1,2,2,4,4- heptafluorobutane et d'un alcool en C1-C3. L'invention concerne également l'utilisation de ladite composition précédemment mentionnée.
Elf Atochem S.a.
Robic
LandOfFree
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