An automatic dishwashing composition is provided including a builder; a phosphonate; a nonionic surfactant; and a dispersant polymer comprising: 60 to 98 wt % of structural units of formula I

##STR00001## wherein each R.sup.1 is independently selected from a hydrogen and a —CH.sub.3 group; and 2 to 40 wt % of structural units of formula II

##STR00002## wherein each R.sup.2 is independently selected from a —C.sub.1-4 alkyl group and wherein each R.sup.3 is independently selected from a hydrogen and a methyl group.

The present invention relates generally to stable percarboxylic acid compositions comprising, inter alia, at least two stabilizing agents, and various uses for water treatments, including water treatments in connection with oil- and gas-field operations. The present invention also relates to slick water compositions and gel based compositions that comprise stable percarboxylic acid compositions and the use thereof in oil- and gas-field operations.

The present invention relates to a an aqueous composition for removing soils from a surface to be cleaned, formed from water, a detergent mixture and a rinse aid, wherein the detergent mixture comprises a peroxidation catalyst and wherein the rinse aid comprises an oxygen source. Such a composition may provide a more effective cleaning behaviour. The present invention further relates to a method for removing soil from a surface to be cleaned comprising applying to the surface to be cleaned a composition according to the invention.

Bleach catalyst detergent compositions are provided. The compositions are suitable for use with additional detergent and/or bleaching compositions while providing bleach catalysts within a detergent composition. The detergent compositions are free of anionic surfactant, are highly aqueous and have a pH of less than 6. Methods of use for cleaning are disclosed.

The invention provides to a powdered composition of additives and a method of use thereof for increasing the visibility, potency and coverage of disinfectant solutions, such as bleach.

A bleach activator/complexing agent compound and multi-phase washing and cleaning agents including at least one liquid, low-water to water-free phase and at least one solid, pulverous or granular phase and containing at least one bleach activator, which is compounded with at least one complexing agent. Also disclosed are methods of using such agents in washing and cleaning.

A washing agent portion unit includes a solid washing agent or cleaning agent, and a water-soluble wrapping that completely encloses the solid washing agent or cleaning agent, wherein the water-soluble wrapping consists at least in part of a water-soluble nonwoven. The present invention further relates to a method for producing said washing agent portion unit, and to a washing method using said washing agent portion unit.

An automatic dishwashing composition is provided including a builder; a phosphonate; a nonionic surfactant; and a dispersant polymer, comprising: 10 to 65 wt % of structural units of formula I ##STR00001##
wherein each R.sup.1 and R.sup.2 is independently selected from a hydrogen and a C.sub.1-3 alkyl group; 10 to 80 wt % of structural units of formula II ##STR00002##
wherein each R.sup.3 is independently selected from a hydrogen and a —C(O)CH.sub.3 group; and 10 to 65 wt % of structural units of formula III ##STR00003##
wherein each R.sup.4 is independently selected from a hydrogen and a —CH.sub.3 group; and wherein at least one of R.sup.1 and R.sup.2 is a C.sub.1-3 alkyl group in at least 1 mol % of the structural units of formula I in the dispersant polymer; wherein the dispersant polymer has a lactone end group and wherein the dispersant polymer has a weight average molecular weight of 1,500 to 6,000 Daltons.

A method of encapsulating an active comprising preparing a first mixture comprising the active, a compound that functions as a Michael donor, and a compound that functions as a Michael acceptor, preparing a second mixture comprising water and an emulsifier; preparing a reaction mixture by combining the first mixture, the second mixture, and a compound that functions as a Michael catalyst; agitating the reaction mixture; wherein the active has a water solubility of at most 0.5% (w/w) at 25° C.

The present invention relates generally to peroxyformic acid forming compositions, methods for forming peroxyformic acid, preferably in situ, using the peroxyformic acid forming compositions. The present invention also relates to the peroxyformic acid formed by the above compositions and methods. The present invention further relates to the uses of the peroxyformic acid, preferably in situ, for treating a surface or a target. The present invention further relates to methods for treating a biofilm using peroxyformic acid, including peroxyformic acid generated in situ.