Environmentally safe solvent composition

C - Chemistry – Metallurgy – 11 – D

Patent

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Details

C11D 7/50 (2006.01) C23G 5/032 (2006.01) C11D 7/26 (2006.01)

Patent

CA 2374405

The present invention provides a solvent composition that is environmentally safe and has a palatable odor. The solvent composition can be used in numerous applications such as cleaning metal and non-metal surfaces and as a thinning agent. The solvent composition of the invention includes acetone, methyl propyl ketone, isopropyl alcohol, and n-butyl acetate; includes less than 3 % methyl isobutyl ketone; and is substantially free of other undesirable chemicals such as methylene chloride, 1,1,1-trichloroethane, methyl ethyl ketone, and toluene. The present invention also includes a method of cleaning a metal or non-metal surface and thinning a composition using the solvent composition of the invention.

L'invention concerne une préparation formant solvant, ne nuisant pas à l'environnement et ayant une odeur agréable. Ladite préparation peut être utilisée dans de nombreuses applications, telles que le nettoyage de surfaces métalliques et non-métalliques et en tant qu'agent de dilution. Ladite préparation contient de l'acétone, de la méthylpropylcétone, de l'isopropanol et de l'acétate de butyle normal. Elle contient moins de 3 % de méthylisobutylcétone et est sensiblement exempte de produits chimiques indésirables, tels que le chlorure de méthylène, le 1,1,1-trichloroéthane, la méthyléthylcétone et le toluène. L'invention porte également sur un procédé de nettoyage d'une surface métallique ou non-métallique et de dilution d'une préparation au moyen de la préparation formant solvant de l'invention.

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