Layered Press-On Paint Nails for Thickness and Transparency
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Solution Overview
Problem
Instantly-pasted paint nails prepared by existing injection molding methods lack thickness and transparency.
Innovation Solution
Applying multiple layers of Acrylic Powder and methyl methacrylate liquid, and curing with a methyl methacrylate liquid, and curing with a methyl methacrylate liquid, and curing with a methyl methacrylate liquid, and curing with a methyl methacrylate lamp, and curing with a methyl methacrylate glue, and curing with a methyl methacrylate glue, and curing with a methyl methacrylate lamp, and curing with a UV curing lamp to form a brightening layer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Shape
If injection molding ABS/PMMA particles into plastic fake nail pieces at high temperature (250-300°C), then the nail piece can be formed, but the resulting nail lacks thickness and transparency
Solution Approach 1:
The nail construction is divided into multiple layers: a base plastic fake nail piece, an Acrylic Powder layer (0.1-0.3mm), and a brightening layer. This segmentation allows each layer to contribute specific properties, with the Acrylic Powder layer providing thickness and the brightening layer providing transparency and shine, thereby resolving the contradiction between achieving sufficient thickness and maintaining manufacturability.
Solution Approach 2:
The invention uses a composite structure combining plastic fake nail pieces with Acrylic Powder (comprising color powder, shimmering powder, and transparent Acrylic resin powder) and brightening glue. This composite material approach enables the nail to simultaneously achieve enhanced thickness, transparency, and decorative effects, overcoming the limitations of single-material injection molding.
2Shape
If applying multiple layers of Acrylic Powder glue and curing at 20-25°C for 5-6 minutes, then the Acrylic Powder layer of 0.1-0.3mm is formed with thick feeling, but the process time increases
Solution Approach 1:
The invention optimizes the curing parameters by conducting the Acrylic Powder layer curing at a controlled temperature of 20-25°C for 5-6 minutes. This parameter optimization achieves sufficient thickness (0.1-0.3mm) while minimizing curing time, resolving the contradiction between achieving desired thickness and reducing process time.
Solution Approach 2:
The Acrylic Powder layer is applied and cured before applying the brightening layer. This preliminary action ensures that the thickness requirement is met in the base layer before adding the transparent brightening layer, allowing for efficient sequential processing that minimizes total time while achieving the desired thickness.
3Shape
If applying brightening glue and curing with UV curing lamp for 120 seconds, then the brightening layer is formed with transparent and shiny surface, but the process time increases
Solution Approach 1:
The invention replaces thermal curing mechanisms with photopolymerization using a UV curing lamp to cure the brightening glue layer. This substitution allows for rapid curing in 120 seconds, achieving transparent and shiny surface effects while minimizing curing time compared to traditional thermal curing methods.
Solution Approach 2:
The brightening glue undergoes a phase transition from liquid to solid through photopolymerization initiated by UV light. This phase transition enables rapid curing (120 seconds) while achieving the desired transparent and shiny surface properties, resolving the contradiction between achieving surface quality and reducing curing time.
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 enhances the thickness and transparency of instantly-pasted paint nails by forming Acrylic Powder layers and brightening layers, resulting in a thick and transparent finish.
Implementation Method 1
the Acrylic Powder and the methyl methacrylate liquid of the invention are cured and adhered through polymerization reaction
Implementation Method 2
the brightening glue includes a resin and a photoinitiator
Data Source
AI summary
The invention belongs to the technical field of manicure, and discloses a preparation method for instantly-pasted paint nails. The method specifically includes applying a Acrylic Powder glue on a plastic fake nail piece and curing to form a Acrylic Powder layer, using an ink to print a preset pattern layer on the Acrylic Powder layer, and applying a brightening glue on the pattern layer and curing to form a brightening layer, so as to obtain the instantly-pasted paint nails. Through fine process steps and material selection, the invention can effectively improve the thickness and transparency of paint nails.