Heatsealable filter materials

Details Heatsealable filter materials Heatsealable filter materials

2003-02-19

2008-03-18

Menon, Krishnan S. (Department: 1723)

Liquid purification or separation

Filter

Material

C210S504000, C210S505000, C210S508000, C162S129000, C162S146000, C442S401000, C442S361000, C442S389000

Reexamination Certificate

active

07344034

ABSTRACT:
Described are a filter material which contains heatsealable, biodegradable and compostable polymeric fibers and is characterized in that it additionally contains a lubricant in an amount from 0.5 to 5.0% by weight, based on the paper weight of the ready-produced filter material, and also processes for producing same.

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