Non-bleeding Curcumin via Polymer Encapsulation

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Solution Overview

Problem

Curcumin's poor bioavailability and issues with color bleeding, leaching, and dusting during industrial processing pose challenges in its effective use and handling, particularly in pharmaceutical and nutraceutical applications, where maintaining bioactivity and preventing contamination are crucial.

Innovation Solution

A non-bleeding curcumin formulation is developed by coating curcumin with biopolymers or synthetic polymers, such as cellulose, shellac, or polyvinyl alcohol, to prevent color leakage and dusting, while maintaining its bioactive properties, and is processed into forms like powders, granules, and beadlets with specific particle sizes for enhanced bioavailability and handling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If curcumin is used in its natural form, then it provides bioactive properties and natural characteristics, but it causes color bleeding, leaching, and dusting during industrial processing

Engineering Contradiction:
Improvebioactive propertiesVSAvoidcolor bleeding and dusting
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The patent employs encapsulation materials as intermediary substances that surround and isolate curcumin particles. This mediator prevents direct contact between curcumin and the processing environment, thereby eliminating color bleeding and dusting while preserving the internal bioactive properties of curcumin.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent applies thin film encapsulation layers around curcumin particles. These flexible shells conform to the particle surfaces and provide a protective barrier that prevents color migration and dust formation during handling and processing, while allowing the core curcumin to maintain its therapeutic properties.

Inventive Principle:
Principle #30Flexible shells and thin films

2Ease of operation

If curcumin is processed into powder form for industrial use, then it becomes easier to handle and distribute, but it increases dusting and color staining problems

Engineering Contradiction:
Improvehandling and distributionVSAvoiddusting and staining
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The encapsulation material serves as a mediator between the curcumin core and the external environment. This intermediary layer allows the curcumin to be processed into convenient powder forms for handling and distribution while preventing the generation of dust and staining issues that would otherwise occur with naked curcumin particles.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent creates composite particles consisting of curcumin core material surrounded by an encapsulating shell material. This composite structure combines the desirable properties of easy handling from powder form with the protective benefits of encapsulation, eliminating dusting and staining while maintaining processability.

Inventive Principle:
Principle #40Composite materials

3Stability of the object's composition

If curcumin is encapsulated to prevent color bleeding, then color stability is improved, but the complexity of the formulation increases

Engineering Contradiction:
Improvecolor stabilityVSAvoidformulation complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent employs thin film encapsulation rather than thick or multi-layered structures. This approach provides sufficient color stability protection with minimal additional formulation complexity, as the thin shell is simple to apply and does not require complex processing or multiple formulation steps.

Inventive Principle:
Principle #30Flexible shells and thin films

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 non-bleeding curcumin formulation effectively prevents color bleeding and dusting, maintains bioactivity, and enhances bioavailability, making it suitable for various applications without losing its natural characteristics, thus addressing the limitations of existing curcumin processing methods.

Implementation Method 1

a non-bleeding curcumin formulation is developed by coating curcumin with biopolymers or synthetic polymers... to prevent color leakage and dusting

Methodology Applied
Scientific EffectPhysical containment: Physical Containment

Implementation Method 2

coating curcumin with biopolymers or synthetic polymers, such as cellulose, shellac, or polyvinyl alcohol

Methodology Applied
Scientific EffectCoating: Coatings

Data Source

PatentUS10363225B2Non-bleeding bioactive natural pigments which prevent color and dust explosions, method of preparation thereof
Publication Date: 2019.07.30 AKAY FLAVOURS & AROMATICS PVT
  • US10363225B2 patent drawing
  • US10363225B2 patent drawing
  • US10363225B2 patent drawing

AI summary

A non-bleeding curcumin (NBC) which eliminate the problems of color bleeding, color leaching, color staining and dusting during the industrial processing of curcumin and its methods of preparation is disclosed in the invention. The invention also provides a water based process of preparation of food grade non-bleeding curcumin which is free of synthetic excipients.