Powder Foam Control Composition Using Water-Soluble Polymer Carrier
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Solution Overview
Problem
Powder foam control compositions often show lower efficiency compared to their liquid counterparts, necessitating an improved and highly effective foam control system in a powdered form for various industrial applications.
Innovation Solution
A method for preparing a foam control composition by mixing a water-soluble or water-dispersible organic polymer with a foam control agent, followed by drying to create a granular or powder form, eliminating the need for solid carriers and enhancing the composition's ability to effectively carry foam control agents into aqueous systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If powder foam control compositions are prepared by adsorption of foam control agent on solid carrier, then the composition can be in powder form for easy handling, but the efficiency is lower compared to liquid compositions
Solution Approach 1:
The patent uses water-soluble or water-dispersible polymers as intermediaries to carry foam control agents into aqueous systems. These polymer carriers dissolve or disperse in water to release the foam control agent, bridging the gap between powder handling ease and liquid-like effectiveness. The polymer acts as a mediator that transforms the powder formulation into an active aqueous system.
Solution Approach 2:
The patent changes the physical and chemical parameters of the carrier material from traditional inert solids to water-soluble or water-dispersible polymers. This parameter change allows the carrier to transform from a static powder support to an active delivery system that dissolves or disperses in water, releasing the foam control agent effectively and achieving high efficiency comparable to liquid compositions.
2Stability of the object's composition
If traditional solid carriers like zeolite are used, then the composition maintains powder form, but the foam control agent does not release well into water
Solution Approach 1:
Water-soluble or water-dispersible polymers serve as intermediary carriers between the foam control agent and aqueous environment. These polymers maintain the powder form for stability and handling, while their water solubility or dispersibility enables effective release of the foam control agent into water, solving the release problem of traditional inert carriers.
Solution Approach 2:
The patent changes the water interaction parameter of the carrier from hydrophobic (zeolite) to hydrophilic (water-soluble polymers). This parameter change enables the carrier to dissolve or disperse in water, facilitating the release of foam control agent while maintaining powder formulation stability through proper polymer selection and formulation.
3Adaptability or versatility
If foam control composition is used in powder form, then it is preferred for extreme climate conditions, but the efficiency is reduced compared to liquid defoamers
Solution Approach 1:
The water-soluble or water-dispersible polymer acts as an intermediary that enables powder formulations to perform like liquid defoamers. The polymer carrier maintains the powder form for climate adaptability while providing a mechanism for effective foam control agent release in aqueous systems, thereby maintaining high efficiency across extreme climate conditions.
Solution Approach 2:
The patent creates composite powder formulations combining foam control agents with water-soluble or water-dispersible polymers. This composite structure integrates the climate adaptability of powder forms with the effective release mechanism of liquid systems, achieving both versatility for extreme conditions and high foam control efficiency.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The method produces a free-flowing particulate composition that effectively reduces air entrainment in aqueous mediums, such as coatings, cements, and mortars, improving foam control performance compared to traditional powder compositions.
Implementation Method 1
providing an aqueous dispersion, an aqueous solution or a concentrate in a liquid form comprising at least one water-soluble or water-dispersible organic polymer
Implementation Method 2
providing an aqueous dispersion, an aqueous solution or a concentrate in a liquid form comprising at least one water-soluble or water-dispersible organic polymer
Implementation Method 3
drying the resulting liquid mixture to recover the granular or powder foam control composition
Data Source
AI summary
The present disclosure generally relates to a method for preparing a powder or granular foam control compositions and methods for reducing or preventing or breaking foam in various applications such as powder detergents as well as coatings, cementing, concrete, gypsum board and other construction type applications or in some agricultural formulations like fertilizers, herbicides and pesticides.