Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – Liquid composition
Patent
1998-01-30
1999-10-12
Skane, Christine
Cleaning compositions for solid surfaces, auxiliary compositions
Cleaning compositions or processes of preparing
Liquid composition
510177, 510256, 510273, 510410, 510411, 252194, C11D 730, C11D 750, C23G 5028, B01D 1200
Patent
active
059655119
ABSTRACT:
In order to replace compositions based on CFC or on HCFC in applications for cleaning or drying solid surfaces (in particular defluxing), the invention proposes azeotropic or virtually azeotropic compositions based on 1,1,1,2,3,4,4,5,5,5-decafluoropentane, methylene chloride and optionally methanol.
REFERENCES:
patent: 5064560 (1991-11-01), Merchant
patent: 5196137 (1993-03-01), Merchant
patent: 5514301 (1996-05-01), Bil et al.
patent: 5531916 (1996-07-01), Merchant
patent: 5714298 (1998-02-01), Barthelemy et al.
patent: 5762817 (1998-06-01), Merchant et al.
Martin Jean-Jacques
Michaud Pascal
Elf Atochem S. A.
Skane Christine
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