Luffa Fiber Polymer Composites for Durable Pet Chew Articles

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Solution Overview

Problem

There is a need for pet chew articles that utilize luffa fibers, which are typically discarded after being used as a vegetable, to provide a sustainable and engaging chew toy for pets while ensuring safety and durability.

Innovation Solution

A method of forming pet chew articles by combining luffa fibers with polymer compositions, such as latex or thermoplastic/thermoset polymers, to create a composite structure that is durable and appealing to pets, using molding processes like injection, extrusion, or compression molding.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If luffa fibers are used as the primary material in pet chew articles, then sustainability and cost-effectiveness are improved, but the structural integrity and durability may be insufficient

Engineering Contradiction:
ImprovedurabilityVSAvoidstructural integrity
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The patent combines luffa fibers with polymer materials (such as polyethylene, polypropylene, or thermoplastic elastomers) to create a composite chew article. The luffa fibers provide sustainability and natural texture, while the polymer matrix provides structural integrity and durability. This composite approach allows the product to meet both sustainability goals and performance requirements for pet chews.

Inventive Principle:
Principle #40Composite materials

2Reliability

If luffa fibers are combined with polymer compositions, then durability and engagement are improved, but the complexity of the manufacturing process increases

Engineering Contradiction:
ImprovedurabilityVSAvoidmanufacturing process complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent integrates luffa fibers directly into the polymer matrix during the molding process, combining two materials into a single composite structure. This merging approach simplifies manufacturing by eliminating the need for separate assembly steps, while still achieving the durability benefits of the composite material through techniques like injection molding or extrusion.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If luffa fibers are used to create a fibrous web structure, then natural texture and pet appeal are improved, but the manufacturing precision and consistency may be compromised

Engineering Contradiction:
Improvepet appealVSAvoidstructural consistency
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The patent allows the luffa fibers to maintain their natural random arrangement and local characteristics within the composite structure, while the polymer matrix provides overall structural consistency. This local quality approach preserves the natural texture that appeals to pets in the fiber regions, while ensuring uniform mechanical properties throughout the entire chew article through the polymer matrix.

Inventive Principle:
Principle #3Local quality

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 resulting pet chew articles exhibit sufficient hardness and ductility, allowing them to be repeatedly chewed without breaking, while maintaining structural integrity, and can include additives for flavor and nutrition, ensuring pet engagement and safety.

Implementation Method 1

combining the Luffa fibers with the polymer composition

Methodology Applied
Scientific EffectAdhesion: Adhesive

Implementation Method 2

drying the latex polymer composition

Methodology Applied
Scientific EffectEvaporation: Evaporation

Implementation Method 3

melting the thermoplastic polymer composition and mixing the luffa fibers with the melted thermoplastic polymer composition

Methodology Applied
Scientific EffectMelting: Melting

Data Source

PatentUS12356963B2Pet chew article containing luffa
Publication Date: 2025.07.15 TFH PUBLICATIONS INC
  • US12356963B2 patent drawing
  • US12356963B2 patent drawing
  • US12356963B2 patent drawing

AI summary

A pet chew article comprising luffa fibers and a polymer composition. The pet chew article may be formed by supplying luffa fibers, supplying a polymer composition combining the luffa fibers with the polymer composition and forming the pet chew article from the luffa fibers and the polymer composition.