Inkjet Tattoo Stencil Cationic Dye Transfer
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Solution Overview
Problem
The existing tattooing process is laborious, inaccurate, and health-risk prone due to the use of expensive, non-sterilized, single-color image transfer papers and equipment, which are not suitable for human skin, and do not allow for efficient creation of multi-colored stencils.
Innovation Solution
A cationic dye formulation with a solvent, suitable for use in inkjet printers, that is non-toxic, hypoallergenic, and water-insoluble, allowing for the creation of multi-colored stencils on inexpensive papers, which can be sterilized and applied to human skin without clogging print heads, enabling accurate and efficient tattoo stencil production.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional image transfer paper and equipment are used, then tattoo stencils can be created, but the process is laborious, slow, and inaccurate
Solution Approach 1:
The patent replaces manual hand-tracing mechanical operations with an inkjet printing system that automatically deposits dye onto transfer paper through digital control, eliminating the laborious hand-tracing process and significantly increasing production speed
Solution Approach 2:
The invention changes the physical-chemical parameters of the transfer medium by using water-soluble cationic dyes with specific molecular weights and charge densities, allowing for rapid deposition and transfer while maintaining outline sharpness, thus reducing creation time without sacrificing accuracy
2Manufacturing precision
If dot matrix printer is used to imprint design, then stencil can be created, but sharpness of outline is limited
Solution Approach 1:
The patent replaces the mechanical impact printing mechanism of dot matrix printers with a non-contact inkjet deposition system that喷射s fine droplets of dye, achieving much sharper outlines without requiring complex mechanical impact components
Solution Approach 2:
The invention changes the deposition parameters by using aerosolized or finely atomized dye solutions delivered through inkjet nozzles with precise control over droplet size and placement, enabling sharp outline creation with simpler printing mechanics
3Ease of manufacture
If thermal copier is used to transfer design, then stencil can be created, but expensive specialty equipment is required
Solution Approach 1:
The patent makes standard inkjet printers perform the specialized function of tattoo stencil creation by using water-soluble dyes and appropriate transfer paper, eliminating the need for expensive thermal copiers and making the technology accessible through common办公设备
Solution Approach 2:
The invention uses inexpensive, readily available inkjet printer paper and water-soluble dyes instead of expensive thermal transfer paper, allowing for disposable, single-use stencils created with common printing equipment
4Reliability
If traditional transfer papers are used, then stencil can be created, but health risks arise due to lack of sterilization
Solution Approach 1:
The patent changes the chemical composition parameters by using water-soluble cationic dyes and water-based carriers instead of alcohol-soluble or oil-based substances, enabling effective sterilization through autoclaving or chemical sterilants and reducing infection risks
Solution Approach 2:
The invention promotes single-use transfer papers that can be sterilized between uses or disposed of after one use, eliminating cross-contamination risks associated with reusing traditional transfer papers
5Adaptability or versatility
If single-color reference design is used, then simple process is maintained, but multi-colored stencils cannot be created
Solution Approach 1:
The patent enables a single inkjet printing system to produce multi-colored stencils by utilizing multiple water-soluble cationic dyes with different colors, all compatible with the same printing mechanism and transfer process, thus achieving color versatility without requiring separate specialized equipment for each color
Solution Approach 2:
The invention uses composite dye formulations where multiple water-soluble cationic dyes are combined in a single printing system, allowing for multi-colored output while maintaining compatibility with standard inkjet printers and transfer paper
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 enables quick, accurate, and hygienic creation of multi-colored tattoo stencils using common inkjet printers and inexpensive papers, reducing health risks and improving tattooing efficiency by providing a stable, detailed reference for tattoo artists.
Implementation Method 1
a cationic dye and a solvent, wherein the composition does not have particles that are greater than 25 microns in diameter
Implementation Method 2
an ink jet cartridge comprises a first compartment having a first liquid therein, the first liquid comprising a first cationic dye and a solvent
Data Source
AI summary
A composition of matter includes a cationic dye and a solvent, wherein the composition does not have particles that are greater than 25 microns in diameter. The disclosure also describes a method for producing a composition of matter. An ink jet cartridge includes the composition of matter. A device includes a substrate having an image printed thereon with the composition of matter. A method includes using an inkjet printer to print a graphic on a first major surface of a substrate; moistening a user's skin surface; contacting the first major surface of the substrate to the user's moistened skin surface; and removing the substrate from the user's skin surface, thereby leaving a mirror image of the printed graphic on the user's skin surface. Moreover, an art kit includes a first substrate having a graphic printed thereon and a second substrate having a mirror image of the graphic printed thereon.