Title:
LIQUID FOAM CONCENTRATE FOR PORTABLE FIRE EXTINGUISHERS
Document Type and Number:
Japanese Patent JP2575289
Kind Code:
B2
Abstract:
PURPOSE: To raise the refiring resistance of the extinguisher by containing fluorinated betaines of various formulae, fluorinated amine oxides, alkyl glycosides, non-fluorinated surface active agents and monoalkyl ethers represented by a specific formula respectively at the predetermined quantity and weight ratio.
CONSTITUTION: An extinguisher contains a: 1-15 weight % of more than one kind of fluorinated betaines of formula I, b: 1-20 weight % of more than one kind of fluorinated amine oxides of formula II, c: 2-8 weight % of more than one kind of alkyl glycosides of formula III, d: 2-20 weight % of anionic, nonionic or amphiprotic non-fluorinated surface active agents except the surface active agents of formula III, e: 20-50 weight % of more than one kind of mono alkylethers of mono or diethylene glycol, wherein the total amount of a and b is 5-25 weight %, and the weight ratio (a+b)/(c+d) is 1-2. R5, RF represent a linear perfluoroalkyl group containing at least 6 carbon atoms. X, X' represent a group CO or SO2. R represents a hydrogen atom or a methyl or ethyl group.
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Inventors:
JIRUBEERU GARUSHIA
ERIZABESU MORIRON
KURISUCHAN UARESUKON
IUAN DEUOO
KASHIMIIRU KARINKA
ERIZABESU MORIRON
KURISUCHAN UARESUKON
IUAN DEUOO
KASHIMIIRU KARINKA
Application Number:
JP8438394A
Publication Date:
January 22, 1997
Filing Date:
April 22, 1994
Export Citation:
Assignee:
ATOCHEM ELF SA
International Classes:
A62D1/02; (IPC1-7): A62D1/02
Attorney, Agent or Firm:
Yusuke Hiraki (2 outside)