Alkoxide Solidification via Concentrated Alkali Hydroxides

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Solution Overview

Problem

The use of solid caustic beads in manufacturing processes is energy intensive and poses safety concerns due to their hygroscopic nature and instability in water, making transportation and storage challenging, while existing solid compositions rely heavily on these beads.

Innovation Solution

Development of solid compositions comprising an alkali metal hydroxide and polyol with a caustic:water weight ratio between 60:40 to less than 70:30, allowing for in situ generation or pre-forming into contiguous solids, powders, or granules, which reduces the need for solid caustic beads and provides a cost-effective alternative.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If solid caustic beads are used in manufacturing processes, then cleaning and sanitizing effectiveness is maintained, but energy consumption increases and safety concerns arise due to hygroscopic nature and instability

Engineering Contradiction:
Improvecleaning effectivenessVSAvoidenergy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The patent changes the physical state parameter of the caustic composition from solid beads to liquid form, while maintaining the effective caustic concentration. This parameter change eliminates the energy-intensive manufacturing process required for solid beads and reduces safety concerns associated with hygroscopic solid materials, while preserving cleaning effectiveness through maintained caustic activity.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent creates a composite liquid composition combining caustic with other ingredients that stabilize the liquid form and maintain cleaning effectiveness. This composite approach allows the use of liquid caustic instead of solid beads, reducing energy consumption and improving safety while preserving the required cleaning and sanitizing performance.

Inventive Principle:
Principle #40Composite materials

2Ease of manufacture

If solid caustic beads are used, then caustic compositions can be stored and transported, but safety concerns and handling difficulties increase due to hygroscopic nature and water instability

Engineering Contradiction:
Improvestorage and transportationVSAvoidsafety concerns
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The patent changes the physical state from solid to liquid, which fundamentally alters the safety profile and handling characteristics. Liquid caustic compositions are less hygroscopic and more stable in the presence of moisture compared to solid beads, reducing safety hazards during storage and transportation while maintaining ease of manufacture through simplified formulation processes.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent introduces intermediary ingredients that act as stabilizers and safety modifiers in the liquid composition. These intermediaries reduce the harmful effects of pure caustic while maintaining its cleaning effectiveness, creating a safer liquid formulation that is easier to handle and store without the dangers associated with solid caustic beads.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of manufacture

If concentrated alkali metal hydroxides are used instead of solid caustic beads, then cost effectiveness improves and safety improves, but new handling requirements are introduced

Engineering Contradiction:
Improvecost effectivenessVSAvoidhandling requirements
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The patent changes the concentration parameter and physical state from solid beads to concentrated liquid hydroxide solutions. This change eliminates the costly and energy-intensive solid bead manufacturing process, improving cost effectiveness. The liquid form with optimized concentration provides improved safety while introducing handling requirements that are managed through proper formulation and storage protocols.

Inventive Principle:
Principle #35Parameter changes

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 new solid compositions offer a cost-effective and safer alternative for caustic-based applications by minimizing the use of solid caustic beads, enhancing dimensional stability, and improving handling and storage conditions while maintaining effective cleaning, disinfecting, and sanitizing capabilities.

Implementation Method 1

converting caustic liquid into an alkoxide for use in various solid compositions

Methodology Applied
Scientific EffectCarbonation reaction: Chemical Bonding

Data Source

PatentUS20240306643A1Alkoxide-based solidification using concentrated alkali metal hydroxides
Publication Date: 2024.09.19 ECOLAB USA INC
  • US20240306643A1 patent drawing
  • US20240306643A1 patent drawing
  • US20240306643A1 patent drawing

AI summary

Solid compositions having a caustic source and polyol with a caustic:water weight ratio in the solid composition between 60:40 to less than about 70:30 are provided. Methods of making the solid compositions using a concentrated alkali metal hydroxide beneficially reduces or eliminates the use of solid caustic beads commonly used to make solid caustic compositions for use in cleaning, sanitizing, and disinfecting.