Premixed Cement Tile Adhesive with Alkali Activation
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Solution Overview
Problem
Conventional cement-based grouts and adhesives require on-site mixing with water, which can lead to dusty operations and contamination issues, especially in remote or high-rise construction sites, and do not offer ready-to-use solutions that are easy to apply and safe.
Innovation Solution
A premixed cement-based composition comprising a cement slurry and filler materials, with an alkali activation constituent that increases the pH to initiate a reaction, creating a ready-to-use adhesive or grout that does not require additional water and minimizes hazardous conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If conventional cement-based grouts and adhesives are used, then they provide basic adhesive and grout functionality, but they require on-site mixing with water which creates dusty operations and contamination issues
Solution Approach 1:
The cement slurry is pre-mixed with all necessary components including fillers, adhesives, and grout materials at the manufacturing stage. This preliminary action eliminates the need for on-site mixing operations, thereby preventing dust generation and contamination while maintaining the ease of application.
Solution Approach 2:
The invention combines multiple components (cement, fillers, adhesives, grout materials, and water) into a single pre-mixed slurry formulation. This merging of components into one ready-to-use product eliminates the separate mixing step that generates dust, while still providing the necessary adhesive and grout functionalities.
2Strength
If conventional cement-based materials are used, then they provide structural strength, but they require mechanical mixing equipment and clean water availability which complicates the operation
Solution Approach 1:
The invention merges cement, fillers, adhesives, grout materials, and water into a single pre-mixed slurry that requires no additional mixing equipment. This integrated formulation maintains structural strength while eliminating the complexity of requiring mechanical mixers and clean water sources on-site.
Solution Approach 2:
The pre-mixed slurry is designed to be self-applicable without requiring external mixing equipment or additional water addition. The product arrives ready-to-use at the construction site, making the application process self-sufficient and eliminating dependencies on mixing equipment and water availability.
3Loss of time
If conventional bagged cement materials are used, then they can be stored and transported, but they require on-site preparation and water addition which increases time and labor
Solution Approach 1:
All preparation steps including mixing cement with fillers, adhesives, grout materials, and water are performed in advance at the manufacturing facility. This preliminary action reduces on-site preparation time to zero while the manufacturing process is optimized for efficiency and scalability.
Solution Approach 2:
The invention segments the product into a ready-to-use slurry formulation that separates the manufacturing complexity from the application simplicity. The complex mixing and proportioning are handled during manufacturing, while the on-site application requires minimal preparation, effectively segmenting the complexity burden from the end user.
4Reliability
If conventional cement-based compositions are used, then they provide adhesive and grout functionality, but they generate hazardous dust and require water management on site
Solution Approach 1:
The invention combines all necessary components into a pre-mixed slurry that eliminates dust-generating mixing operations. The unified formulation maintains reliable adhesive and grout performance while preventing the generation of hazardous dust during application.
Solution Approach 2:
The invention converts the potential harm of dust generation into a benefit by pre-mixing all components in a controlled manufacturing environment. What would normally be a harmful dust-generating process on-site is transformed into a controlled manufacturing step, turning a hazard into a quality assurance opportunity.
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 solution provides a user-friendly, dust-free, and cost-efficient premixed cement-based composition that achieves strong and durable results, meeting ANSI standards for grouts and adhesives with enhanced hardness, abrasion resistance, and stain resistance.
Implementation Method 1
The activation constituent destabilizes the premixed cementitious formulation by increasing the pH thereof to generate a reaction between the premixed cementitious formulation and the activation constituent
Implementation Method 2
the activation constituent destabilizes the premixed cementitious formulation by increasing the pH thereof to generate a reaction
Data Source
AI summary
Methods of formulating, premixed cement-based tiling compositions and application of such premixed cement-based tiling compositions as an adhesive or grout. The premixed cement-based tiling compositions include a premixed cementitious formulation having a pH and an alkali activation constituent. The premixed cementitious formulation includes an aluminous or a calcium aluminate cement slurry in an amount of about 35 wt. % to 50 wt. % in combination with one or more filler or modifier materials present in an amount of about 40 wt. % to 65 wt. %. The alkali activation constituent destabilizes the premixed cementitious formulation by increasing the pH thereof to generate a reaction between the premixed cementitious formulation and the alkali activation constituent resulting in the cement-based tiling composition for use as an adhesive or a grout. The alkali composition may be sodium hydroxide supersaturated with lithium carbonate.