Bio-based products and methods for manufacturing the same

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Solution Overview

Problem

Existing bio-based materials derived from sources like sunflower seed shells or rice do not effectively enhance composability and sensory perception compared to traditional petroleum-based products, and none are high in bio-content from sugar cane or tapioca starch, which are environmentally desirable.

Innovation Solution

Development of bio-based products, such as sponges and loofahs, using low-density polyethylene derived from sugar cane or hydrophobic thermoplastic starch from tapioca, with high bio-based content exceeding 90% by weight, incorporating additives like surfactants, rheology modifiers, and biodegradation agents, ensuring compostability and improved sensory experience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If traditional petroleum-based products are used, then sensory perception (softness, uniformity) is improved, but environmental friendliness and bio-content deteriorate

Engineering Contradiction:
Improveenvironmental friendlinessVSAvoidsensory perception
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The patent changes the chemical composition parameters by using bio-based polymers (polycaprolactone, polyhydroxyalkanoates) with specific molecular weights and compositions to achieve both environmental friendliness and desirable sensory properties like softness and uniformity that were previously only available from petroleum-based materials

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention creates composite bio-based materials by blending multiple biopolymers (polycaprolactone with polyhydroxyalkanoates) and incorporating natural fillers or fibers to achieve a combination of environmental sustainability and improved sensory perception, combining the advantages of different bio-based components

Inventive Principle:
Principle #40Composite materials

2Quantity of substance

If existing bio-based materials (sunflower seed shells, rice) are used, then bio-content is improved, but composability and sensory perception deteriorate

Engineering Contradiction:
Improvebio-contentVSAvoidcomposability
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent optimizes the molecular weight parameters and chemical composition of the bio-based polymers used, selecting specific ranges that enhance both the bio-content and the composability properties, allowing the material to be molded and formed effectively while maintaining high bio-based content

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention applies different bio-based polymer components with specific properties to different aspects of the product formulation, using polycaprolactone for flexibility and polyhydroxyalkanoates for structural integrity, creating localized functional zones that collectively achieve high composability

Inventive Principle:
Principle #3Local quality

3Quantity of substance

If existing bio-based materials are used, then bio-content is improved, but sensory perception (softness, uniformity) deteriorates

Engineering Contradiction:
Improvebio-contentVSAvoidsensory perception
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The patent creates a composite system combining polycaprolactone and polyhydroxyalkanoate biopolymers with complementary properties, where each component contributes specific sensory characteristics, resulting in a unified material with high bio-content and superior softness and uniformity

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The invention carefully controls the molecular weight parameters and ratio of bio-based polymer components to optimize sensory perception, adjusting these parameters to achieve the desired softness and uniformity while maintaining high bio-content

Inventive Principle:
Principle #35Parameter changes

4Ease of operation

If bio-based materials are made softer and more uniform, then sensory perception is improved, but structural integrity may deteriorate

Engineering Contradiction:
Improvesensory perceptionVSAvoidstructural integrity
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The patent designs a composite structure where polycaprolactone provides softness and flexibility while polyhydroxyalkanoates contribute structural strength and integrity, creating a balanced material system that achieves both sensory perception goals and mechanical requirements

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The invention creates localized functional zones within the material where different bio-based polymer components are distributed to provide softness in contact areas and structural integrity in load-bearing regions, achieving both sensory and mechanical performance

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS20240382047A1Bio-based products and methods for manufacturing the same
Publication Date: 2024.11.21 KIMMERLE KATHERINE A
  • US20240382047A1 patent drawing
  • US20240382047A1 patent drawing

AI summary

A product adapted to cleanse at least a portion of a user's body, comprising: a bio-based material, wherein the bio-based material comprises the shape of a cleansing product, and wherein the bio-based material is derived from sugar cane and/or tapioca starch.