Paper or nonwoven filter media with plug wrap paper comprising a fibrous substrate
A filter with a fibrous substrate plug wrap paper and paper or nonwoven media optimizes hardness and pressure drop, addressing environmental and cost issues in smoking and vaping articles by reducing material usage and channeling effects.
EP4767845A1Pending Publication Date: 2026-07-01SWM HOLDCO LUXEMBOURG
Patent Information
- Authority / Receiving Office
- EP · EP
- Patent Type
- Applications
- Current Assignee / Owner
- SWM HOLDCO LUXEMBOURG
- Filing Date
- 2024-12-24
- Publication Date
- 2026-07-01
AI Technical Summary
Technical Problem
Existing acetate cellulose filters in smoking and vaping articles cause significant environmental pollution and are expensive to replace with paper substrates that compromise hardness and pressure drop, often leading to channeling effects.
Method used
A filter design using a fibrous substrate plug wrap paper with specific density and thickness ranges, combined with paper or nonwoven media, optimizes compression and reduces material usage to maintain hardness and pressure drop while avoiding channeling.
Benefits of technology
The filter achieves satisfactory hardness and pressure drop at lower costs, complying with environmental regulations and user expectations by optimizing the density and thickness of the plug wrap paper.
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure IMGAF001_ABST
Abstract
The present disclosure relates to a plug wrap paper for use in a smoking or vaping article.
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Citation Information
Patent Citations
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