Granulate of only natural constitutions; granulate for the manufacture of composable products and method for manufacturing the granulate and the products obtained therefrom

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Solution Overview

Problem

Conventional plastic products are not well recyclable, compostable, and contribute significantly to environmental pollution, particularly through microplastic waste in water bodies, posing health risks to marine life and humans.

Innovation Solution

Development of biodegradable and compostable granules made from vegetable starch, thickening and gelling agents, and optional additives, which can be processed into various products, including articles of daily use, without using bioplastics or petroleum-based biopolymers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional plastic granules are used to manufacture products, then productivity and ease of manufacture are improved, but environmental pollution and harmful factors increase

Engineering Contradiction:
Improvemanufacturing efficiencyVSAvoidenvironmental pollution
Core Design Contradiction:
ProductivityVSObject-generated harmful factors

Solution Approach 1:

The invention changes the chemical composition parameters of the granules by using vegetable starch (40-60%) and thickening/gelling agents (40-60%) instead of conventional plastics, while maintaining the granule form and manufacturing processes. This parameter change enables the material to be biodegradable and compostable while preserving productivity

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention creates a composite material system combining vegetable starch with thickening and gelling agents (such as guar gum, xanthan gum, carrageenan, or alginate) to form granules with desired properties. This composite approach maintains manufacturability while achieving biodegradability and compostability

Inventive Principle:
Principle #40Composite materials

2Object-generated harmful factors

If bioplastics are used to reduce environmental impact, then harmful factors are reduced, but complete biodegradation and compostability are not achieved

Engineering Contradiction:
Improveenvironmental impactVSAvoidcompostability
Core Design Contradiction:
Object-generated harmful factorsVSReliability

Solution Approach 1:

The invention adjusts the composition parameters to use only vegetable-based starch and thickening/gelling agents without petroleum-based biopolymers, achieving complete biodegradation and compostability within weeks while maintaining reliability

Inventive Principle:
Principle #35Parameter changes

3Loss of substance

If plastic products are disposed of, then loss of substance occurs, but recycling and composting are not effective

Engineering Contradiction:
Improvewaste managementVSAvoidrecyclability
Core Design Contradiction:
Loss of substanceVSEase of manufacture

Solution Approach 1:

The invention enables the granules and products to be easily discarded and naturally recovered through biodegradation and composting processes. The vegetable-based composition allows for complete decomposition into natural components, eliminating the need for complex recycling infrastructure while reducing substance loss to the environment

Inventive Principle:
Principle #34Discarding and recovering

Data Source

PatentUS12421356B2Granulate of only natural constitutions; granulate for the manufacture of composable products and method for manufacturing the granulate and the products obtained therefrom
Publication Date: 2025.09.23 HOPE TREE INT GMBH
  • US12421356B2 patent drawing
  • US12421356B2 patent drawing
  • US12421356B2 patent drawing

AI summary

The present invention relates to biodegradable and compostable granules consisting of natural ingredients comprising starch and thickening and gelling agents and does not comprise bioplastics. According to the invention, the granules are used for producing biodegradable and preferably compostable products and articles of daily use. The present invention also relates to methods for producing the granules according to the invention, as well as methods for producing different products by using the granules according to the invention.