Cable Coating with Fatty Acid Amide for Clean Surface
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Solution Overview
Problem
Cables, especially those used outdoors, tend to attract and accumulate dirt and contaminants, making them difficult to clean without damaging the outer covering, which can exacerbate the problem by becoming more attractive to dirt and contaminants.
Innovation Solution
A cable design featuring a polymeric covering layer and a non-extruded coating layer made from a liquid composition containing a polymer resin, such as epoxy or urethane, with 5% or less fatty acid amide, applied to the outer surface to create a durable and cleanable surface resistant to dirt and contaminants.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the cable outer surface is cleaned using conventional methods, then dirt and contaminants are removed, but the covering surface is scuffed and damaged
Solution Approach 1:
A coating layer comprising a polymer resin and a fatty acid amide is applied as an intermediary between the polymeric covering layer and the external environment. This coating layer serves as a protective mediator that allows dirt to be removed easily without directly contacting and damaging the underlying covering surface, thus enabling easy cleaning while preserving covering integrity
Solution Approach 2:
The solution employs a composite coating layer made from two distinct materials: a polymer resin providing structural basis and a fatty acid amide providing low-friction and anti-adhesive properties. This composite material combines the benefits of both components to create a surface that is easy to clean without damaging the underlying covering
2Ease of operation
If the cable outer surface is cleaned aggressively to remove accumulated dirt, then cleanliness is improved, but the covering becomes scuffed and more attractive to future contamination
Solution Approach 1:
The coating layer acts as a protective intermediary that prevents direct contact between cleaning agents and the covering surface, allowing effective dirt removal without scuffing. The smooth, low-friction surface of the coating layer also prevents future contamination adhesion, breaking the cycle of accumulation and aggressive cleaning
Solution Approach 2:
The fatty acid amide in the coating layer converts the potential harm of repeated cleaning into a benefit by providing a self-lubricating, low-friction surface that prevents dirt adhesion in the first place. The coating layer sacrifices itself as a removable barrier, allowing easy cleaning without damaging the underlying covering
3Object-affected harmful factors
If a coating layer is applied to the cable outer surface, then dirt and contaminant resistance is improved, but the cable structure becomes more complex
Solution Approach 1:
The solution applies a thin film coating layer (coating) onto the cable covering. This thin film provides the necessary dirt and contaminant resistance without adding significant structural complexity or bulk. The coating layer conforms to the existing cable geometry and maintains flexibility, avoiding the need for complex multi-layer structures
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 allows for easy cleaning of cables without damaging the covering, while maintaining resistance to dirt and contaminants, ensuring the cable remains functional and aesthetically pleasing.
Implementation Method 1
a non-extruded coating layer made of a material based on a liquid composition, the liquid composition comprising a polymer resin which preferably comprises an epoxy or urethane and 5% or less, by weight, of a fatty acid amide
Data Source
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AI summary
Cables having a conductor with a polymeric covering layer and a non-extruded coating layer made of a material based on a liquid composition including a polymer resin and a fatty acid amide. Methods of making cables are also provided.