C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 19/08 (2006.01) C07C 17/07 (2006.01) C07C 17/20 (2006.01) C07C 17/21 (2006.01) C07C 17/38 (2006.01) C07C 17/395 (2006.01)
Patent
CA 2252910
Du 1,1-difluoroéthane contenant moins de 10 mg/kg de chlorure de vinyle est obtenu par traitement avec du fluorure d'hydrogène d'un 1,1-difluoroéthane brut contenant moins de 1 mole de chlorure d'hydrogène par mole de 1,1-difluoroéthane.
Anciaux Charles-Marie
Lecroc Dominique
Wilmet Vincent
Robic
Solvay (societe Anonyme)
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