ELECTRET MELT-BLOWN WEBS WITH IMPROVED FILTRATION PROPERTIES

World Intellectual Property Organization Patent

APP PUB NO WO-2022157319-A1
SERIAL NO

PCTEP2022051358

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Abstract

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Electret melt-blown webs made from a polypropylene composition (PC) comprising a propylene homopolymer (HPP) having: a. a melt flow rate MFR2 in the range from 400 to 5000 g/10 min, b. a melting temperature Tm, in the range from 140 to 160 °C, and c. a content of 2, 1 erythro regiodefects in the range from 0.01 to 1.5 mol%.

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Patent Owner(s)

Patent OwnerAddress
BOREALIS AGATAUSTRIA VIENNA VIENNA VIENNA

International Classification(s)

Inventor(s)

Inventor Name Address
BERNREITNER KLAUS 4010 LINZ
GAHLEITNER MARKUS 4021 LINZ
FIEBIG JOACHIM ST MARIEN
LESKINEN PAULI 06101 PORVOO
VAN PARIDON HENK AVERBODE
WANG JINGBO 4021 LINZ
TOBIESON GUSTAF 444 86 STENUNGSUND
SARS WILHELMUS TILBURG

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