Cleaning compositions with bleach-stable colorant
First Claim
Patent Images
1. A cleaning composition comprising:
- a) chlorine bleach is an amount providing 0.01-5% available chlorine to the composition; and
b) 0.0005-0.2% of a relatively water-soluble or water-dispersible colorant which is color stable to chlorine bleach, which colorant is selected from the group consisting of Pigment Yellow 14, Pigment Yellow 74, Pigment Yellow 108, Pigment Yellow 109, Direct Yellow 28, Direct Yellow 29, Direct Dye Colour Index Number 19550 and zinc chromate.
7 Assignments
0 Petitions
Accused Products
Abstract
Cleaning compositions contain a bleach-stable water dispersible or water-soluble yellow colorant and either a chlorine bleach or an oxygen bleach. The compositions may take the form of automatic dishwashing detergents, in granular or liquid form, and preferably also have a lemon-like scent to compliment the yellow color.
86 Citations
14 Claims
-
1. A cleaning composition comprising:
-
a) chlorine bleach is an amount providing 0.01-5% available chlorine to the composition; and b) 0.0005-0.2% of a relatively water-soluble or water-dispersible colorant which is color stable to chlorine bleach, which colorant is selected from the group consisting of Pigment Yellow 14, Pigment Yellow 74, Pigment Yellow 108, Pigment Yellow 109, Direct Yellow 28, Direct Yellow 29, Direct Dye Colour Index Number 19550 and zinc chromate. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
-
-
14. A cleaning composition comprising:
-
a) 0.5-20% of an oxygen bleach; b) 0.0005-0.2% of a colorant selected from the group consisting of Pigment Yellow 14, Pigment Yellow 74, Pigment Yellow 108, Pigment Yellow 109, Direct Yellow 28, Direct Yellow 29, Direct Dye Colour Index Number 19550 and zinc chromate; and c) 0.5-2% enzyme, the composition being substantially free from chlorine bleach agent.
-
Specification