Ecolab Inc.

Cathleen M Norland

Victor Fuk-Pong Man

Mark Dennis Levitt

Michael E Besse

Terry James Klos

Robert Dale Hei

Jerry D Hoyt

John J Rolando

Paula J Carlson

Nicol M Larson

Compositions and methods useful in the removal of road film and dirt from vehicles are provided. The compositions can be provided in the form of a concentrate and a ready-to-use or a diluted formulation and can be used to remove a wide range of different types of traffic film. The compositions can contain at least one anionic surfactant, at least one polyoxyalkylene ammonium cationic surfactant and at least one of an alkaline agent and an acidulating agent. Additional components that can be included are a chelating agent, a nonionic surfactant, an amphoteric surfactant, a hydrotrope, and a silicate.

Composition and method for road-film removal

A stable, substantially homogeneous, solid block cleaning composition can be made for general purpose cleaning and for cleaning hard surfaces such as floors of varying surface composition. Unique solid block materials contain substantially useful concentrations of liquid acid materials, but are in the form of a stable solid. The acidic solid detergent can be dispensed using a water spray creating a concentrate which can then be diluted in proper ratio to form the use-solution. Such use-solutions may be applied to remove a variety of soils subject to acid cleaning including soils containing water hardness components, inorganic soils, and the like. The acid cleaners can be used alone or in combination with other cleaners in a cleaning protocol for a variety of hospitality, industrial or institutional cleaning locations having a broad spectrum of contaminated soil residue.

Solid acid cleaning block and method of manufacturing

The present invention relates to compositions useful in the removal of road film and dirt from vehicles such as cars, trucks, motorcycles, snowmobiles, and the like. These compositions contain propoxylated quaternary ammonium cationic surfactants. Alternatively, the solution can contain quaternary surfactants containing both an ethoxylated group and a propoxylated group. These solutions contain at least one anionic surfactant such as a linear alkyl benzyl sulfonate, alpha olefin sulfonates, alkyl sulfates and secondary alkane sulfonates. The pH of the composition can be adjusted with either an alkaline or an acidulating agent such as metal hydroxides, sodium hydroxide, aminopolycarboxylic acids, and the like. The pH of the solution is between 2.0 and 13, preferably between 8.0 and 13.0. An example solution contains zeolite, citric acid, linear dodecyl benzene sulfonate, sodium lauryl ether sulfate, nonylphenol ethoxylate, quaternary cationic surfactant (as described above), and a glycol ether.

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Minneapolis, MN, United States of America

Cathleen M Norland