Polymer Separating Layer Dampens Jolting in Pharmaceutical Transport
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Solution Overview
Problem
During transport of pharmaceutical secondary packagings, variations in dimensions lead to damage, sterility issues, and particle formation, causing unusable packaging systems and potential contamination risks.
Innovation Solution
A separating layer comprising a polymer, preferably polypropylene, with elevations and planar sections is used to dampen jolting movements, reducing deformation and particle formation, and is integrated into a transport system to protect the sterile barrier system and pharmaceutical primary packagings.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If pharmaceutical secondary packagings are stacked loosely in a transport box, then transport flexibility is improved, but damage to packaging systems and particle formation increase
Solution Approach 1:
A separating layer made of compressible material (foam or elastomer) is introduced as an intermediary between pharmaceutical secondary packagings during transport. This layer absorbs mechanical shocks and prevents direct contact between packagings, thereby reducing damage and particle formation while maintaining transport flexibility.
Solution Approach 2:
The separating layer is placed in advance between packagings before transport occurs. This pre-positioned cushioning material is designed to compress under load and absorb impacts that may occur during handling and transport, protecting the packaging systems from damage before the damage can occur.
2Reliability
If separating layers are placed between pharmaceutical secondary packagings, then damage and particle formation are reduced, but device complexity increases
Solution Approach 1:
The separating layer is made from a homogeneous compressible material that can be uniformly placed between packagings. This simplifies the overall system design by using a single material type with consistent properties throughout, rather than complex multi-component systems.
Solution Approach 2:
The separating layer utilizes materials with specific compressibility parameters that allow them to deform under load and absorb shocks. By selecting materials with appropriate compression moduli and density, the system achieves protection without requiring complex mechanical structures.
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 solution effectively reduces damage and particle formation, maintaining sterility and ensuring the integrity of pharmaceutical secondary and primary packagings during transport, thereby minimizing production interruptions and ensuring the safety of medical products.
Implementation Method 1
the separating layer comprises an elevation and a planar section... the planar sections interact with the elevations located between two pharmaceutical secondary packagings or between a pharmaceutical secondary packaging and a wall of the transport box, thus effecting a damping action which attenuates jolting movements
Data Source
AI summary
A separating layer for the transport of pharmaceutical secondary packagings and to a transport system for transporting pharmaceutical secondary packagings which comprises the separating layer are provided. The separating layer is a polymer layer having a planar section extending in an axial direction along a longitudinal axis and an elevation extending normal to the longitudinal axis. The separating layer has in the axial direction a normal spring force that is 0.2 to 5 N.