Apparatus for modifying textile products and leather products, and method for modifying textile products and leather products

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Solution Overview

Problem

Current methods for imparting functions like flame retardancy, water repellency, and antibacterial properties to textile and leather products require high-temperature processing, large water usage, and are limited to manufacturing stages, making it impossible to add functions to finished products or allow consumers to customize them post-manufacture.

Innovation Solution

A modification apparatus using a two-fluid nozzle system that sprays a processing liquid containing functional substances onto textile and leather products at room temperature, without a spin step and with minimal water usage, allowing for efficient and customizable post-processing of these materials.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional kneading methods are used to impart functions to textile products, then functional properties (flame retardancy, water repellency, etc.) are achieved, but the process requires high temperatures, large water usage, and long development time

Engineering Contradiction:
Improvefunctional propertiesVSAvoidhigh temperature processing
Core Design Contradiction:
ReliabilityVSUse of energy by stationary object

Solution Approach 1:

The invention changes the processing parameters from high-temperature kneading to room-temperature spraying. The functional substance is applied in liquid form at room temperature, eliminating the need for high-temperature processing while still achieving effective functional properties on the textile product surface.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention uses a spray apparatus to apply the functional substance in liquid form onto the textile product. This hydraulic method replaces the conventional thermal kneading process, reducing energy consumption while effectively imparting functional properties through liquid deposition and natural drying.

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Reliability

If conventional kneading methods are used, then functional textile products are produced, but the process consumes large amounts of water

Engineering Contradiction:
Improvefunctional propertiesVSAvoidwater consumption
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The spray apparatus applies the functional substance in a controlled liquid form directly onto the textile product surface. This method uses minimal water compared to conventional washing and kneading processes, as the liquid is applied precisely where needed and then naturally dried or lightly wiped.

Inventive Principle:
Principle #29Pneumatics and hydraulics

Solution Approach 2:

The invention extracts the essential function of water (as a carrier for functional substances) from the conventional process. Instead of using large amounts of water for kneading and washing, the functional substance is applied in a minimal liquid form that evaporates or is lightly absorbed, leaving the desired functional property without excessive water consumption.

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If functions are imparted during textile manufacture, then functional properties are achieved, but it is impossible to add functions to finished products or allow consumer customization

Engineering Contradiction:
Improvefunctional propertiesVSAvoidpost-manufacture modification capability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The invention prepares the textile product surface by light washing or cleaning before applying the functional substance. This preliminary action ensures the surface is ready to receive the functional coating, enabling post-manufacture modification while maintaining effective functional properties.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The invention enables consumers to independently apply functional substances to their own textile products using a simple spray apparatus. The process is designed to be user-friendly, requiring no specialized manufacturing equipment or expertise, thus allowing consumer customization and post-manufacture modification of finished products.

Inventive Principle:
Principle #25Self-service

4Reliability

If conventional manufacturing processes are used, then functional textile products are produced, but the development and commercialization process takes several months or longer

Engineering Contradiction:
Improvefunctional propertiesVSAvoiddevelopment time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The invention skips the lengthy development and testing phases required by conventional kneading methods. By using a simple spray application process at room temperature, the functional substance can be quickly applied and evaluated, reducing development time from several months to a much shorter period.

Inventive Principle:
Principle #21Skipping (Rushing through)

Solution Approach 2:

The invention performs preliminary surface preparation (light washing or cleaning) before applying the functional substance. This simple preliminary action ensures good adhesion and effectiveness without requiring complex manufacturing processes, enabling rapid implementation and commercialization.

Inventive Principle:
Principle #10Preliminary action

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

Enables the efficient and customizable impartation of various functions to textile and leather products post-manufacture, reducing processing time and water consumption while maintaining high wash resistance and functional effectiveness.

Implementation Method 1

a spray section that sprays a processing liquid containing a functional substance along with a gas toward the textile products and/or the leather products

Methodology Applied
Scientific EffectSpray: Spray

Data Source

PatentUS20240167206A1Apparatus for modifying textile products and leather products, and method for modifying textile products and leather products
Publication Date: 2024.05.23 HAP
  • US20240167206A1 patent drawing
  • US20240167206A1 patent drawing
  • US20240167206A1 patent drawing

AI summary

Provided are an apparatus for modifying textile products and leather products and a method for modifying textile products and leather products suitable for modifying textile products and leather products. The apparatus for modifying textile products and leather products includes a storage tub having an internal space that stores the textile products and/or the leather products, and a spray section that sprays a processing liquid containing a functional substance along with a gas toward the textile products and/or the leather products in the internal space of the storage tub, and the spray section includes a two-fluid nozzle.