Recording Medium Resin Aggregating Agent Binding
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Solution Overview
Problem
Existing methods for producing recording media with impermeable base materials and specific aggregating agents face challenges in maintaining image quality and adhesiveness while preventing component transfer, particularly when using polyvalent metal compounds or metal complexes as aggregating agents.
Innovation Solution
A method involving the preparation of a mixed solution with a specific aggregating agent and a resin, where the mixed solution is stored and applied onto an impermeable base material within a specific time frame to prevent component transfer, utilizing a combination of acids, polyvalent metal compounds, and metal complexes as aggregating agents, and polyester or polyurethane resins to enhance adhesiveness and image quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a specific aggregating agent (polyvalent metal compound or metal complex) is used to improve image quality, then image quality is improved, but component transfer occurs from the front surface
Solution Approach 1:
The patent introduces a resin as an intermediary substance between the aggregating agent and the impermeable base material. The resin forms a binding layer that anchors the aggregating agent to the base material, preventing component transfer while preserving the image quality enhancement benefits of the aggregating agent
Solution Approach 2:
The patent creates a composite recording medium structure combining resin and aggregating agent in a specific configuration. This composite approach allows the resin to provide adhesion and prevent transfer, while the aggregating agent simultaneously improves image quality, resolving the contradiction between these two requirements
2Strength
If a resin is applied to improve adhesiveness of the image, then adhesiveness is improved, but component transfer may still occur
Solution Approach 1:
The resin acts as a mediator that binds the aggregating agent to the base material. By properly selecting and applying the resin, the system achieves strong adhesion while the resin's binding function prevents the aggregating agent from transferring to external objects
3Productivity
If the mixed solution is stored for a long period, then production flexibility is improved, but component transfer occurs after 30 days
Solution Approach 1:
The patent applies preliminary action by preparing and applying the resin layer before applying the aggregating agent-containing mixed solution. This preliminary resin application creates a stable binding foundation that prevents component transfer even when the mixed solution is stored for extended periods up to 30 days
Solution Approach 2:
The resin layer serves as a protective cushioning layer applied beforehand to prevent component transfer. This prior protective measure ensures that even if the mixed solution is stored for 30 days or more, the aggregating agent remains bound and does not transfer to external objects
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 method effectively suppresses component transfer and maintains excellent image quality and adhesiveness by ensuring the resin and aggregating agents bind properly to the impermeable base material within the specified time frame, improving the overall performance of the recording medium.
Implementation Method 1
a specific aggregating agent (hereinafter, also referred to as a specific aggregating agent) selected from the group consisting of an acid, a polyvalent metal compound, and a metal complex
Implementation Method 2
the resin is a component that contributes to the adhesiveness of the image
Data Source
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Figure 3
AI summary
Provided are a method of producing a recording medium, including a step of preparing a liquid A which includes at least one kind of aggregating agent selected from the group consisting of an acid, a polyvalent metal compound, and a metal complex, and water, a step of preparing a liquid B which includes a resin and water, a step of mixing the liquid A with the liquid B at an ambient temperature of 5°C to 40°C to obtain a mixed solution, a step of storing the mixed solution at an ambient temperature of 5°C to 40°C, and a step of applying the mixed solution after the storage onto an impermeable base material within 30 days from the start of mixing the liquid A with the liquid B to obtain a recording medium; and an image recording method.