Liquid detergents containing a peptide aldehyde
First Claim
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1. A liquid aqueous detergent composition comprising:
- (a) from 1% to 80% of a detersive surfactant;
(b) from 0.0001% to 1.0% of active proteolytic enzyme or mixtures thereof; and
(c) from 0.00001% to 5% of a peptide aldehyde comprising 2-3 amino acids with a C terminal end aldehyde of an amino acid and the N-terminal end protected by a carbamate or an urea group.
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Abstract
Aqueous liquid detergent compositions are described which comprise a proteolytic enzyme wherein the proteolytic activity is reversibly inhibited by a peptide aldehyde.
23 Citations
6 Claims
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1. A liquid aqueous detergent composition comprising:
- (a) from 1% to 80% of a detersive surfactant;
(b) from 0.0001% to 1.0% of active proteolytic enzyme or mixtures thereof; and (c) from 0.00001% to 5% of a peptide aldehyde comprising 2-3 amino acids with a C terminal end aldehyde of an amino acid and the N-terminal end protected by a carbamate or an urea group. - View Dependent Claims (2, 3, 4, 5, 6)
- (a) from 1% to 80% of a detersive surfactant;
Specification
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Current AssigneeThe Procter & Gamble Company
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Original AssigneeThe Procter & Gamble Company
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InventorsLabeque, Regine, Lenoir, Pierre M. A., McIver, John M., Johnston, James P., Thoen, Christiaan A. J. K.
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Primary Examiner(s)McGinty, Douglas J.
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Assistant Examiner(s)Fries, Kery A.
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Application NumberUS08/381,892Time in Patent Office650 DaysField of Search252/174.12, 252/DIG. 12, 252/DIG. 14, 252/174, 435/188US Class Current510/321CPC Class CodesC07K 5/0812 and aromatic or cycloaliphaticC11D 3/3719 Polyamides or polyimidesC11D 3/38663 Stabilised liquid enzyme co...
