Electrets and compounds useful in electrets

An electret filter media that includes a thermoplastic resin and a compound of the formula Y2-A(R1)n-Y1 , where A is benzene, naphthalene or anthracene, Y1 and Y2 are each independently R2-R3, R2 is an ester linking group or an amide linking group, R3 is an alkyl group having from 10 to 22 carbon at...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BENSON, KARL EDWARD, LEIR, CHARLES MARTIN, SHAH, RAHUL RAMESH
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BRAIDING COTTON-WOOL FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS,NON-WOVEN FABRICS KNITTING LACE-MAKING MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARYMATERIAL NON-WOVEN FABRICS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION TEXTILES TRANSPORTING TRIMMINGS WADDING
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