Antistatic Thermoplastic Container for Enzyme Dispensing

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Solution Overview

Problem

Storing, transporting, and dispensing enzymes in a safe manner is challenging, especially in emerging markets, as it poses health risks and requires expensive protective measures due to the need for closed systems.

Innovation Solution

A closable and sealable thermoplastic container with an antistatic inner surface for storing and dispensing powdery or granular polypeptides, ensuring a leak-proof connection to a vessel for safe dispensing and complete emptying, preventing environmental exposure to enzymes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a closed system is used for dispensing enzymes to prevent health risks, then safety is improved, but device complexity and cost increase

Engineering Contradiction:
Improvehealth risk from enzyme exposureVSAvoidcomplexity of closed dispensing system
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent employs a flexible container made of laminate film with an antistatic inner layer that maintains a closed system during dispensing. The flexible nature allows for simple connection to dispensing equipment while preventing enzyme exposure, resolving the contradiction between safety and complexity.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The antistatic inner surface acts as an intermediary between the enzyme powder and the container wall, preventing static electricity buildup that could compromise the closed system. This mediator enables safe dispensing without requiring complex additional safety mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of manufacture

If conventional containers are used for enzyme storage, then manufacturing simplicity is maintained, but complete emptying is difficult leaving residual peptides

Engineering Contradiction:
Improvesimplicity of container manufacturingVSAvoidresidual polypeptide in container
Core Design Contradiction:
Ease of manufactureVSLoss of substance

Solution Approach 1:

The patent changes the surface property parameter of the container by incorporating an antistatic inner layer. This parameter change prevents static electricity from causing the enzyme powder to adhere to the container walls, enabling complete emptying while maintaining manufacturing simplicity through the use of laminate film technology.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If static electricity is not controlled in the container, then manufacturing cost is reduced, but dispensing speed and reliability decrease

Engineering Contradiction:
Improvefilling and emptying speedVSAvoidantistatic surface requirement
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent uses a composite laminate film structure with an inner layer containing antistatic agents. This composite material approach controls static electricity to enable fast and reliable filling and emptying operations while keeping the solution economically viable through the use of flexible packaging technology.

Inventive Principle:
Principle #40Composite materials

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 antistatic container allows for fast and reliable filling and complete emptying, ensuring safe handling and minimizing health risks by preventing enzyme exposure during dispensing.

Implementation Method 1

the inner surface being an antistatic surface adapted to be in contact with the polypeptide

Methodology Applied
Scientific EffectAntistatic property: Electrostatics

Data Source

PatentUS10717576B2Container for polypeptide
Publication Date: 2020.07.21 NOVOZYMES AS
  • US10717576B2 patent drawing
  • US10717576B2 patent drawing
  • US10717576B2 patent drawing

AI summary

A closable and sealable, preferably thermoplastic plastic container (1) for storing, transporting and dispensing a powdery or granular polypeptide, said container comprising a circumferential wall (2) having an upper end and a lower end and at the lower end joining a closed bottom wall (7) and being at the upper end provided with a closable outlet member (16) having an outlet opening, the container having an inner surface and an outer surface, the inner surface being an antistatic surface adapted to be in contact with the polypeptide.