Sport Surface Coating Composition for Weather-Resistant Curing
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Solution Overview
Problem
Existing coatings for sports surfaces are adversely affected by weather conditions, leading to reduced durability and increased installation costs due to the need for accelerated curing, and there is a lack of cost-effective solutions to enhance weatherability.
Innovation Solution
A multi-part mixing process involving a liquid vehicle, latex, glycol ether EPH, and clay minerals like palygorskite, combined with controlled rheology and pH adjustment, to create a coating compound with improved durability and applicability across various weather conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If accelerated curing with dryers is implemented to address weather conditions during application, then the coating formation is improved, but the installation expense increases
Solution Approach 1:
The patent modifies the chemical composition parameters of the coating by incorporating specific clay minerals (palygorskite, montmorillonite, smectite) and controlling pH levels, which enables the coating to cure properly under normal weather conditions without requiring additional energy-intensive drying equipment, thus resolving the contradiction between coating quality and installation cost
Solution Approach 2:
The patent creates a composite coating material combining latex, glycol ether EPH, and specific clay minerals that work synergistically to provide weather resistance and proper curing characteristics, eliminating the need for expensive accelerated curing equipment while maintaining coating reliability
2Reliability
If coatings are modified to enhance weatherability, then the durability is improved, but the cost becomes prohibitively expensive
Solution Approach 1:
The patent achieves enhanced weatherability by adjusting chemical parameters including pH level control and specific mineral composition ratios, providing cost-effective weather resistance through compositional modification rather than expensive additive packages
Solution Approach 2:
The patent uses naturally occurring clay minerals that are relatively inexpensive compared to specialized weathering agents, providing affordable weatherability enhancement through readily available materials rather than costly synthetic additives
3Reliability
If clay minerals are added to improve durability, then the coating performance is improved, but the manufacturing complexity increases
Solution Approach 1:
The patent segments the coating formulation into distinct functional components (latex, glycol ether EPH, clay minerals, pH adjusters) that can be mixed in specific sequences, simplifying the manufacturing process by breaking down the complex formulation into manageable stages with controlled additions
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 coating compound exhibits enhanced durability and aesthetic quality, maintaining performance under varying weather conditions while reducing the need for additional curing steps and materials, thus lowering installation costs.
Implementation Method 1
The coating compound includes particles of kaolin, calcium carbonate, and clay minerals (palygorskite, montmorillonite, smectite) that adsorb onto the base surface, forming a durable bond
Implementation Method 2
The liquid vehicle includes water, latex, and glycol ether EPH with controlled rheology and pH adjustment to optimize coating application and curing characteristics
Data Source
AI summary
A coating compound for use as a sport surface includes a mixture of liquid vehicle of water, a latex, and glycol ether EPH, and particles of kaolin. The compound include particles of calcium carbonate, an organic acid, and a clay mineral. The clay may be one or more of palygorskite, montmorillonite, and smectite. A process for manufacturing a coating compound includes mixing a liquid vehicle in a first mixture including glycol ether EPH. The process includes mixing a second mixture including particles of kaolin, latex, and a portion of the first mixture. The process may include mixing a third mixture including particles of a clay mineral and another portion of the liquid vehicle. A coating includes particles of kaolin and at least one other particle. The particles being bonded together on the base with a continuous between particles in which the continuous phase includes an acrylic polymer.