Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – For cleaning a specific substrate or removing a specific...
Reexamination Certificate
2008-03-25
2008-03-25
Eyler, Yvonne (Bonnie) (Department: 1621)
Cleaning compositions for solid surfaces, auxiliary compositions
Cleaning compositions or processes of preparing
For cleaning a specific substrate or removing a specific...
C564S281000, C564S282000
Reexamination Certificate
active
10537556
ABSTRACT:
A quaternary ammonium composition is claimed which essentially consists ofa) a cationic compound with general formula:wherein R1is C8-C22-alkyl, C8-C22-alkenyl, C8-C22-alkylamidopropyl, C8-C22-alkenyl-amidopropyl, C8-C22-alkyl/alkenyl(poly)alkoxyalkyl, C8-C22-alkanoylethyl or C8-C22-alkenoylethyl, R2, R3and R4are C1—C22-alkyl, C2-C22-alkenyl or a group of the formula -A-(OA)n-OH, A is —C2H4— and/or —C3H6—, n is a number from 0 to 20 and X is an anion, b) water and c) a non-ionic solvent of the general formula R—O-(AO)nH, where R is hydrogen, alkyl or alkenyl containing 8 to 22 carbon atoms, or phenyl, A is C2H4and/or C3H6and n is a number from 0 to 20, which composition is characterized in that it contains less than 20% by weight of water.
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Cavalcante Cássio Queiroz
De Moraes Patricia Ramos Pereira
Gallotti Manlio
Clariant International Ltd.
Eyler Yvonne (Bonnie)
Nwaonicha Chukwuma O.
Silverman Richard P.
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