Glass cleaning compositions containing blooming perfume

Cleaning compositions for solid surfaces – auxiliary compositions – With oxygen – halogen – sulfur – or nitrogen containing or...

Reexamination Certificate

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C510S102000, C510S103000, C510S104000, C510S105000, C510S106000, C510S107000, C510S181000, C510S182000

Reexamination Certificate

active

06194362

ABSTRACT:

TECHNICAL FIELD
This invention pertains to glass cleaning compositions, preferably liquid detergent compositions for use in cleaning glass, especially window glass, and, preferably, other hard surfaces. The compositions of the present invention comprise efficient blooming perfumes, a detergent surfactant system, solvents, builders, and water. The compositions contain naturally, and/or synthetically, derived perfumes which deliver a high level of consumer recognition immediately upon use.
BACKGROUND OF THE INVENTION
The use of, e.g., solvents and organic water-soluble synthetic detergent surfactants at low levels for cleaning glass are known. There are several compositions known that provide good filming/streaking characteristics so that the glass is cleaned without leaving objectionable levels of spots and/or films.
Known detergent compositions comprise certain organic solvents, detergent surfactants, and optional builders and/or abrasives. The prior art, however, fails to teach, or recognize, the advantage of providing an efficient blooming perfume in glass cleaner formulations to provide enhanced positive scent signal to consumers.
The preferred liquid cleaning compositions have the great advantage that they can be applied to hard surfaces in neat or concentrated form so that a relatively high level of, e.g., surfactant material and/or organic solvent is delivered directly to the soil. Therefore, liquid cleaning compositions have the potential to provide superior soap scum, grease, and oily soil removal over dilute wash solutions prepared from powdered cleaning compositions. The most preferred compositions are those that provide good cleaning on tough soils and yet clean glass without leaving objectionable levels of spots and/or films.
Liquid cleaning compositions, and especially compositions prepared for cleaning glass, need exceptionally good filming/streaking properties. In addition, they can suffer problems of product form, in particular, inhomogeneity, lack of clarity, or excessive “solvent” odor for consumer use.
SUMMARY OF THE INVENTION
The present invention relates to aqueous, liquid, hard surface detergent composition having improved cleaning and good filming/streaking characteristics comprising as essential ingredients:
(A) from about 0.001% to about 3%, preferably from about 0.01% to about 1%, more preferably from about 0.01% to about 0.5%, and even more preferably from about 0.01% to about 0.25%, of a blooming perfume composition comprising at least about 50%, more preferably at least about 60 wt. %, and even more preferably at least about 70 wt. % of blooming perfume ingredients selected from the group consisting of perfume ingredients having a boiling point of less than about 260° C. preferably less than about 255° C.; and more preferably less than about 250° C., and a ClogP of at least about 3, preferably more than about 3.1 and even more preferably more than about 3.2, and wherein said perfume composition comprises at least 5, preferably at least 6, more preferably at least 7, and even more preferably at least 8 or 9 or even 10 or more, different blooming perfume ingredients;
(B) from about 0.001% to about 2%, preferably from about 0.02% to about 1%, and more preferably from about 0.05% to about 0.2% of detergent surfactant selected from the group consisting of anionic surfactants, amphoteric detergent surfactants including zwitterionic surfactants; and mixtures thereof; and
(C) from about 0.5% to about 30%, preferably from about 2% to about 15%, more preferably from about 3% to about 8% of hydrophobic solvent.;
(D) the balance being an aqueous solvent system comprising water and, optionally, non-aqueous polar solvent with only minimal cleaning action selected from the group consisting of methanol, ethanol, isopropranol, ethylene glycol, propylene glycol, glycol ethers having a hydrogen bonding parameter of greater than 7.7, and mixtures thereof and any minor ingredients.
All percentages and ratios used herein are by weight of the total composition unless otherwise indicated. All measurements made are at ambient temperature (25° C.), unless otherwise designated. The invention herein can comprise, consist of, or consist essentially of, the essential components as well as the optional ingredients and components described herein.


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