Composite Surface Sealing Barrier for UV-Resistant Flexibility
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Solution Overview
Problem
Existing sealing compositions, particularly polymeric latexes, are susceptible to degradation by ultraviolet radiation and environmental weathering factors, leading to reduced durability and effectiveness in applications exposed to sunlight.
Innovation Solution
A method involving a combination of a first grouting composition, such as cement-based grouts, and a second component, like a polymeric latex with additives including UV inhibitors, is used to form a sealing barrier. The compositions are applied in various sequences or simultaneously to create a composite barrier that enhances resistance to UV radiation and environmental weathering.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If polymeric latex sealing compositions are used, then flexibility and adhesion are improved, but resistance to ultraviolet radiation and environmental weathering deteriorates
Solution Approach 1:
The patent applies composite materials by combining polymeric latex sealing composition with inorganic grouting composition (cement-based) to create a hybrid sealing barrier. The polymeric latex provides flexibility and adhesion, while the inorganic grouting composition provides UV resistance and weathering durability, thus resolving the contradiction between flexibility and UV resistance.
Solution Approach 2:
The patent modifies the chemical composition parameters of the sealing barrier by incorporating specific inorganic additives (such as silica fume, fly ash, or cement) into the polymeric latex formulation. This parameter change enables the sealing composition to gain UV resistance and weathering resistance while maintaining the flexibility and adhesion properties of the polymeric latex.
2Reliability
If inorganic grouting compositions are used, then resistance to ultraviolet radiation is improved, but flexibility and resistance to expansion/contraction deteriorates
Solution Approach 1:
The patent uses composite materials by combining inorganic grouting composition with polymeric latex sealing composition. The inorganic grouting provides UV resistance, while the polymeric latex component provides flexibility and elasticity to accommodate expansion and contraction, thus resolving the contradiction between UV resistance and flexibility.
Solution Approach 2:
The patent changes the compositional parameters by incorporating polymeric latex (typically 1-50% by weight) into the inorganic grouting formulation. This parameter modification enables the sealing composition to maintain UV resistance from the inorganic component while gaining flexibility from the polymeric component.
3Reliability
If sealing compositions are applied to seal surfaces, then permeability is reduced, but susceptibility to environmental weathering factors increases
Solution Approach 1:
The patent applies composite materials by formulating a sealing composition that combines polymeric latex (providing permeability barrier) with inorganic grouting composition and UV inhibitors. This composite formulation creates a sealing layer that reduces permeability while the inorganic components and UV inhibitors protect against environmental weathering factors.
Solution Approach 2:
The patent uses inorganic grouting composition and UV inhibitors as intermediary protective agents within the sealing composition. These intermediaries mediate between the permeability barrier function and the environmental weathering protection, enabling the sealing composition to reduce permeability while resisting UV radiation and weathering factors.
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 composite sealing barrier provides improved resistance to UV radiation and environmental factors, maintaining structural integrity and adhesion, reducing cracking and permeability, while maintaining flexibility and durability.
Implementation Method 1
a polymeric latex with additives including UV inhibitors
Implementation Method 2
measuring one or more parameters relating to the matrix and selecting one or more components of a multi-component sealing composition with reference to the measured parameters
Data Source
AI summary
A method for sealing of surfaces comprising the steps of: (a) supplying a first grouting composition; (b) introducing a second component to said first grouting composition to form a third grouting composition; and (c) forming a sealing barrier on a surface from said third grouting composition.