Filigree Glue-Dripping Enamel With Low-Temperature UV Curing

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Solution Overview

Problem

Traditional filigree enamel painting processes face issues such as metal filigree deformation due to low melting point metals like tin, uneven fixation, discoloration, and complicated procedures, making it difficult to achieve personalized shapes and color transitions.

Innovation Solution

A filigree glue dripping enamel painting process involving pattern creation, metal wire fixation, coloring with UV glue, and sealing layers using specific ratios of colored sand and glue, along with UV curing to create detailed and uniform crafts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If traditional high-temperature firing (800-1000°C) is used to burn enamel, then enamel can be properly fired and colored, but metal filigree with low melting point metals like tin (231.89°C) will melt and deform

Engineering Contradiction:
Improvefiring temperatureVSAvoidfiligree structural integrity
Core Design Contradiction:
TemperatureVSStability of the object's composition

Solution Approach 1:

The patent extracts the harmful high-temperature firing step from the traditional enamel painting process. Instead of firing at 800-1000°C which causes filigree deformation, the invention uses UV curing at much lower temperatures to achieve the same enamel setting effect, thereby protecting the filigree structure while maintaining enamel quality

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent changes the temperature parameter from high-temperature firing (800-1000°C) to low-temperature UV curing. This parameter change allows the enamel to be properly set and colored without exposing the low melting point metal filigree to temperatures that would cause melting and deformation

Inventive Principle:
Principle #35Parameter changes

2Productivity

If modern simplified fixation process using metal wire glue and sand-fixing glue is used, then production time is reduced, but fixation becomes uneven and discoloration occurs

Engineering Contradiction:
Improveproduction efficiencyVSAvoidfixation uniformity
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The patent applies preliminary action by first creating a precise metal wire framework structure before applying enamel. The metal wires are carefully arranged and fixed to form an exact template, ensuring that subsequent enamel application follows precise boundaries. This preliminary structuring prevents uneven fixation and discoloration while maintaining efficient production

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent uses composite materials combining metal wires with specific glue formulations. The metal wire framework provides structural precision, while the glue material ensures uniform fixation. This composite approach maintains manufacturing precision while improving productivity through the simplified yet effective fixation process

Inventive Principle:
Principle #40Composite materials

3Adaptability or versatility

If resin glue with color essence mixed with UV glue or AB glue is used, then coloring flexibility is improved, but it becomes difficult to create personalized shapes and adjust transition colors in detail

Engineering Contradiction:
Improvecolor adjustment flexibilityVSAvoidshape customization difficulty
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the coloring process into distinct stages: first applying base colors, then adding transition colors, and finally detailing personalized shapes. This segmentation allows for systematic color adjustment and shape customization without overwhelming complexity, maintaining both flexibility and control

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs dynamic coloring techniques where color transitions are applied in layers with varying opacity. The UV glue or AB glue mixed with color essence allows for dynamic adjustment of color intensity and transition smoothness, enabling personalized shape creation while maintaining color flexibility

Inventive Principle:
Principle #15Dynamics

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 process results in crafts with clear lines, rich gradient colors, and uniform colors, avoiding filigree deformation and enabling personalized jewelry and decorative items with improved aesthetics.

Implementation Method 1

use a brush to apply a small amount of UV glue between the metal wire and the bottom PET tape; then, cure the UV lamp to shape the metal wire outline

Methodology Applied
Scientific EffectUV curing: Photopolymerisation

Implementation Method 2

use a lighter to heat the surface of the UV glue to remove any bubbles that may have formed

Methodology Applied
Scientific EffectHeating: Heating

Data Source

PatentUS20250326247A1Filigree glue dripping enamel painting process
Publication Date: 2025.10.23 XU MING
  • US20250326247A1 patent drawing

AI summary

The invention is directed to the field of crafts production technology, in particular to filigree glue dripping enamel painting process. The following steps are included: Step 1: to choose a pattern and create it; Step 2: Filigree; Step 3: fixing; Step 4: coloring and glue dripping; Step 5: making decoration; Step 6: upper sealing; step 7: PET tape removing; Step 8: Reprocessing, bottom sealing and decoration; Step 9: attachments mounting. The production process of this filigree glue dripping enamel painting involves combining the filigree enamel process with the glue process to optimize the advantages of both techniques. It can modify both the shape and color, and can better adjust the transition color in detail, resulting in a more uniform solid color. Filigree glue dripping enamel painting process allows to create clear lines and rich gradient colors with simple glue.