Inkjet Receiver Coating Segmentation for Decor Paper
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Solution Overview
Problem
Existing methods for manufacturing decorative panels using digital inkjet printing face challenges such as inkjet receiver coatings leading to dust release, clogging of printer nozzles, and inferior color density, which affect the stability and quality of the printing process.
Innovation Solution
A method involving an inkjet receiver coating with a pigment and binder system that includes an ink reactive compound to stabilize pigments, prevent coagulation, and enhance color density, applied in two partial steps to improve pigment binding and reduce dust release, thereby enhancing printing quality and flexibility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If an inkjet receiver coating is applied to the paper layer, then the printing process can be stabilized and color density improved, but dust release occurs and printer nozzles become clogged
Solution Approach 1:
The inkjet receiver coating is divided into two separate partial steps: a first coating applied before printing that provides initial reception properties, and a second coating applied after printing that contains the ink reactive compound to capture residual dust. This segmentation allows each coating to perform its specific function without causing the harmful dust release and nozzle clogging associated with single-step coatings.
Solution Approach 2:
The first inkjet receiver coating is applied preliminarily before the inkjet printing process. This preliminary coating prepares the paper layer to receive the ink properly, improving color density and printing stability, while the second coating is then applied after printing to address any residual dust issues, preventing nozzle clogging.
2Device complexity
If a single-step inkjet receiver coating is used, then the process is simple, but color density is inferior and dust release occurs
Solution Approach 1:
The coating process is segmented into two distinct partial steps: first applying a coating optimized for ink reception before printing, then applying a second coating containing ink reactive compound after printing. This segmentation achieves superior color density by ensuring optimal conditions at each stage, while the added complexity is managed through systematic process division.
3Manufacturing precision
If the inkjet receiver coating contains high pigment content, then color density improves, but dust release increases and printing stability decreases
Solution Approach 1:
The pigment-containing coating is segmented into two parts: the first coating uses moderate pigment content to establish good ink reception and color density without excessive dust generation. The second coating contains the ink reactive compound to capture any residual dust particles. This segmentation allows high color density to be achieved while maintaining printing stability by distributing the pigment load across two controlled steps.
Solution Approach 2:
Different regions of the coating process have different pigment concentrations optimized for their specific functions: the first coating has sufficient pigment for color density but controlled amounts to prevent dust release, while the second coating focuses on capturing residual dust. This local quality optimization balances color density and printing stability.
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 achieves superior color density and reduced dust release, improving the printing quality and stability of decorative panels, allowing for more efficient and flexible production processes.
Implementation Method 1
an inkjet receiver coating with a pigment and binder system that includes an ink reactive compound to stabilize pigments, prevent coagulation, and enhance color density
Implementation Method 2
improve pigment binding and reduce dust release, thereby enhancing printing quality and flexibility
Data Source
AI summary
An inkjet receiver coating may be used in a method for manufacturing a paper or a thermoplastic foil that is printable with an inkjet printer. The paper or the foil may be used as a decor paper or a decor foil, respectively, in a laminate panel. The paper or the foil may be coated on at least one side with the inkjet receiver coating. The inkjet receiver coating may include at least a binder and an ink reactive compound.