Antibacterial electret material

Details Antibacterial electret material Antibacterial electret material

A - Human Necessities

01

N

A01N 25/34 (2006.01) A01N 25/10 (2006.01) C09K 3/16 (2006.01) H01B 3/44 (2006.01) H01G 7/02 (2006.01)

Patent

CA 2105651

An antibacterial electret material which consists of a synthesized organic polymer having a volume resistivity of not less than 1013 .OMEGA.. cm and containing 0.01 to 2 % by weight of one kind of electret stabilizer selected from the group composed of a hindered amine compound, a nitrogen-containing hindered phenol compound, a metallic salt hindered phenol compound, a phenol compound, a sulfur compound and a phosphorus compound and 0.1 to 4 % by weight of metal ion-containing inorganic compound, and which has a surface density of charge of not less than 1 x 10-10 coulomb/cm2.

Électret antibactérien constitué d'un polymère organique synthétisé, possédant une résistivité volumique d'au moins 1013 OMEGA.cm et renfermant de 0,01 à 2 % en poids d'un stabilisateur d'électret, choisi parmi un groupe constitué d'une amine avec empêchement stérique, d'un phénol azoté avec empêchement stérique, d'un sel métallique de phénol avec empêchement stérique, d'un phénol, d'un composé sulfuré et d'un composé phosphoré, ainsi que de 0,1 à 4 % en poids d'un composé minéral renfermant un ion métallique, dont la densité de charge superficielle est d'au moins 1 x 10-10 coulombs/cm2.

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