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Zenji Hagiwara, Hideo Ohki, Shigetaka Hoshino, Saburo Nohara, Shunya Ida, Kenichi Tagawa: Particle-packed fiber article having antibacterial property. Kanebo, Kanto Chemical Co, Cushman Darby & Cushman, June 25, 1985: US04525410 (150 worldwide citation)

Specific zeolite particles retaining therein a metal ion having a bactericidal activity are packed and retained in a mixed fiber assembly composed of low-melting thermoplastic synthetic fibers and ordinary fibers. The zeolite particles are retained by welding of the low-temperature thermoplastic syn ...


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Zenji Hagiwara, Shigetaka Hoshino, Hiroo Ishino, Saburo Nohara, Kenichi Tagawa, Keio Yamanaka: Polymer article having an antibacterial property containing zeolite particles therein and the processes for producing same. Kanebo Kanto Chemical Co, Nixon & Vanderhye P C, October 4, 1988: US04775585 (115 worldwide citation)

A polymer article containing zeolite particles on which metal ion having a bactericidal property, e.g. Ag, Cu or Zn, is provided by an ion exchange reaction shows an excellent bactericidal effect and durability of the effect, but no deterioration of physical properties of the polymer.


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Zenji Hagiwara, Shigetaka Hoshino, Hiroo Ishino, Saburo Nohara, Kenichi Tagawa, Keio Yamanaka: Zeolite particles having bacteriocidal properties. Kanebo, Zenji Hagiwara, Nixon & Vanderhye, March 27, 1990: US04911899 (94 worldwide citation)

Zeolite particles retaining at least one metal ion having bacteriostatic properties on their ion-exchangeable sites in an amount up to 41% of the zeolite's ion exchange capacity are described.


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Zenji Hagiwara, Shigetaka Hoshino, Hiroo Ishino, Saburo Nohara, Kenichi Tagawa, Keio Yamanaka: Zeolite particles retaining silver ions having antibacterial properties. Kanebo, Zenji Hagiwara, Nixon & Vanderhye, March 27, 1990: US04911898 (81 worldwide citation)

Zeolite particles retaining silver ions having bacteriostatic properties on their ion-exchangeable sites in an amount up to 41% of the zeolite's exchange capacity are described.


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