C11D3/365

REDUCING AGENT AS CORROSION INHIBITOR FOR MACHINE WAREWASH

Warewash detergent compositions with reducing agents to overcome corrosion challenges in stainless steel dish machines subject to conditions from chlorine sanitizing rinse steps (or other oxidizing chlorine containing compositions) are provided. Liquid and solid detergent composition beneficially containing a reducing agent that reacts with chlorine introduced in sanitizing rinse steps that follow detergent cleaning steps are provided. Methods for ware washing using the detergent compositions with reducing agents and methods for reducing residual chlorine in a ware washing cycle are also provided.

HARD SURFACE CLEANING COMPOSITIONS COMPRISING PHOSPHINOSUCCINIC ACID ADDUCTS AND METHODS OF USE

Methods employing detergent compositions effective for reducing hard water scale and accumulation on hard surfaces, namely within food, beverage and pharmaceutical applications are disclosed. The detergent compositions employ phosphinosuccinic acid adducts in combination with an alkalinity source and optionally polymers, surfactants and/or oxidizers, providing alkaline compositions having a pH between about 10 and 13.5.

SURFACE TREATMENT AGENT
20220010244 · 2022-01-13 ·

The present invention provides a surface treatment agent which is capable of efficiently removing oily substances from the surface of a metal material, while removing scales and fumes therefrom at the same time.

A surface treatment agent which contains a chelating agent, a nonionic surfactant and an anionic surfactant, and which is configured such that the anionic surfactant is composed of at least one surfactant that is selected from the group consisting of phosphoric acid ester surfactants, carboxylic acid surfactants, sulfonic acid surfactants and sulfuric acid ester surfactants.

Formulations and Method for Low Temperature Cleaning of Dairy Equipment
20220275312 · 2022-09-01 ·

A formulation having at least one of a product stabilization solvent, a sequestrant or chelating agent, and an alkalinity agent capable of use in a cleaning operation at a reduced temperature. Optionally, the formulation may additionally comprise any one or more of a degreaser emulsifier solvent, a surfactant, a hydrotrope, a stabilizer, a biocide, and a buffer. An additive formulation of the invention, as defined herein, comprises these stated types of compounds and is combined with an alkalinity agent at the time of the formulations use in a reduced temperature dairy equipment cleaning operation. A full formulation of the invention, as defined herein, additionally comprises an alkalinity agent in addition to the other named compounds. In many cases, the full formulations are used in a reduced temperature dairy equipment cleaning operation without being combined with an additional alkalinity agent. The reduced temperature of the dairy equipment cleaning operation using the formulation of the invention may be less than about 50° C. or, alternatively, less than about 40° C.

CLEANING METHOD

There is provided a method of cleaning semiconductor substrates that is excellent in cleaning performance with respect to semiconductor substrates having undergone a chemical mechanical polishing process and corrosion prevention performance with respect to metal films. This method includes a cleaning step of cleaning a semiconductor substrate having undergone the CMP using a cleaning liquid. The cleaning liquid shows alkaline properties and contains: a component A that is at least one selected from the group consisting of a primary amine, a secondary amine, and a tertiary amine, provided that a compound represented by a specific formula (a) is excluded; and a component B that is a compound represented by the specific formula (a). The mass ratio of the component B content to the component A content is not more than 0.01. The cleaning liquid applied to the semiconductor substrate has a temperature of not lower than 30° C.

SURFACE TREATMENT COMPOSITION, METHOD FOR PRODUCING SURFACE TREATMENT COMPOSITION, SURFACE TREATMENT METHOD, AND METHOD FOR PRODUCING SEMICONDUCTOR SUBSTRATE
20220098523 · 2022-03-31 · ·

Provided is a means capable of sufficiently removing organic residues on the surface of an object to be polished after polishing. A surface treatment composition includes a polymer having a building block represented by Formula (1) in [Chemical Formula 1], a chelating agent, and water and is used to treat the surface of an object to be polished after polishing, and the chelating agent has at least one of a phosphonic acid group and a carboxylic acid group.

##STR00001##

In Formula (1), R.sup.1 is a hydrocarbon group having 1 to 5 carbon atoms; and R.sup.2 is a hydrogen atom or a hydrocarbon group having 1 to 3 carbon atoms.

CLEANING COMPOSITIONS AND METHODS OF USE THEREOF
20220064577 · 2022-03-03 ·

The present disclosure relates to cleaning compositions that are used to clean semiconductor substrates. These cleaning compositions can remove the defects/contaminants arising from previous processing on the semiconductor substrates and thereby make the substrates appropriate for further processing. The cleaning compositions described herein primarily contain at least one pH adjusting agent and at least one biosurfactant.

DETERGENT COMPOSITION COMPRISING PHOSPHINOSUCCINIC ACID ADDUCTS AND METHODS OF USE
20210309939 · 2021-10-07 ·

Detergent compositions effective for controlling hard water scale accumulation are disclosed. Detergent compositions employing phosphinosuccinic acid and mono-, bis- and oligomeric phosphinosuccinic acid (PSO) derivatives with alkali metal carbonate and/or alkali metal hydroxide reduce had water scale accumulation on treated surfaces at alkaline conditions between about pH of 9 and 12.5. Methods employing the detergent compositions and preventing hard water scale accumulation are also provided.

Hard surface cleaning compositions comprising phosphinosuccinic acid adducts and methods of use

Methods employing detergent compositions effective for reducing hard water scale and accumulation on hard surfaces, namely within food, beverage and pharmaceutical applications are disclosed. The detergent compositions employ phosphinosuccinic acid adducts in combination with an alkalinity source and optionally polymers, surfactants and/or oxidizers, providing alkaline compositions having a pH between about 10 and 13.5.

Post CMP cleaning compositions for ceria particles

The invention provides a removal composition and process for cleaning post-chemical mechanical polishing (CMP) contaminants and ceria particles from a microelectronic device having said particles and contaminants thereon. The composition achieves highly efficacious removal of the ceria particles and CMP by-product contaminant material from the surface of the microelectronic device.