C - Chemistry – Metallurgy – 02 – F
Patent
C - Chemistry, Metallurgy
02
F
134/40, 362/65.5
C02F 1/50 (2006.01)
Patent
CA 1262667
ABSTRACT BIOCIDAL MIXTURE A method of treating an aqueous system is disclosed which comprises adding thereto a phosphonium compound of the formula: Image wherein each R, which may be the same or different, is a C1-C6 alkyl group which is optionally substituted by, say, a hydroxy, ether, aryl or cyano group, or a phenyl group which is optionally substituted by one or more C1-C4 alkyl groups, R1 is a C8-C18 alkyl group and X is chlorine or bromine and a straight chain aliphatic aldehyde.
512505
Clarkson Douglas
Clifford Richard Purdie
Marshall Alan
Betzdearborn Inc.
Gowling Lafleur Henderson Llp
W.r. Grace & Co.,-Conn.
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