Compressed Articles with Microencapsulation for Therapeutic Release

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Solution Overview

Problem

Compressed paper and woven goods lack enhanced features for medicinal or comfort therapies, as they are limited in their ability to incorporate and release therapeutic or comforting compounds effectively while maintaining their dry, compressed state.

Innovation Solution

Incorporating microencapsulated beads containing various materials into compressed products, which can be soluble in liquids or release content upon mechanical force, allowing for the integration of therapeutic compounds like antibiotics or fragrances that are retained until the product is expanded.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If therapeutic compounds are incorporated into compressed products, then medicinal or comfort therapy features are enhanced, but the product structure becomes more complex and difficult to manufacture

Engineering Contradiction:
Improvetherapeutic functionalityVSAvoidproduct structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent embeds microencapsulated therapeutic compounds within the compressed product structure. The microcapsules are incorporated into the compressed paper or fabric matrix, allowing the therapeutic functionality to be nested within the existing product architecture without fundamentally altering the overall structure.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The patent uses microencapsulation technology where therapeutic compounds are enclosed in thin shell structures. These microcapsules maintain the compressed product's integrity while providing controlled release capabilities when the product is hydrated or activated.

Inventive Principle:
Principle #30Flexible shells and thin films

2Reliability

If microencapsulated materials are added to compressed products, then therapeutic compounds can be retained and released effectively, but the manufacturing process becomes more complex

Engineering Contradiction:
Improvematerial retention and releaseVSAvoidmanufacturing process
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent incorporates microencapsulated materials during the compression process itself, rather than requiring separate post-processing steps. The microcapsules are mixed with or attached to the compressed material before final compression, allowing the therapeutic functionality to be integrated into the base manufacturing workflow.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent utilizes changes in physical parameters (such as hydration, temperature, or mechanical stress) to trigger the release of therapeutic compounds from microcapsules. This allows controlled release without requiring complex active release mechanisms, maintaining manufacturing simplicity while ensuring reliable therapeutic delivery.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If products are compressed to small size for easy shipping, then shipping and handling ease is improved, but the ability to incorporate and release therapeutic materials is limited

Engineering Contradiction:
Improveshipping and handlingVSAvoidtherapeutic compound incorporation
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The patent nests microencapsulated therapeutic compounds within the compressed product structure, allowing both the product and therapeutic materials to be contained in a compact form factor suitable for easy shipping and handling while maintaining the capability for therapeutic release upon activation.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS8642071B2Compressed articles with microencapsulation
Publication Date: 2014.02.04 NYMC BIOTECHNOLOGY COMMERCIALIZATION LLC
  • US8642071B2 patent drawing
  • US8642071B2 patent drawing
  • US8642071B2 patent drawing

AI summary

Microencapsulated materials are added to compressed products. Microencapsulation permits a wide range of products to be incorporated into these compressed products while maintaining the dry, compressed nature of the products. In one aspect, methods are provided that comprise forming the article, that comprises paper or fabric, in a size of intended use; attaching a plurality of microencapsulated beads containing a material therein to the paper or fabric; and compressing the article to a compressed size that is smaller than the size of intended use. In another aspect, articles comprise a liquid-expandable paper or fabric, and a plurality of microencapsulated beads containing a material therein attached to the paper or fabric.