Antibacterial glass composition and antibacterial polymer...

Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...

Reexamination Certificate

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C424S604000, C424S618000

Reexamination Certificate

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06939820

ABSTRACT:
The present invention provides an antibacterial glass composition exhibiting high antibacterial performance with sufficiently sustaining antibacterial performance by adding a small amount of the antibacterial component, and an antibacterial polymer composition using the antibacterial glass composition. The present invention provides an antibacterial glass composition containing 0.1 to 5.0% by weight of Ag2O in a glass composition containing 30 to 60 mol % of P2O5, 1 to 15 mol % of one or more compounds selected from the group consisting of K2O, Na2O and Li2O, 35 to 55 mol % of one or more compounds selected from the group consisting of MgO, CaO and ZnO, and 0.01 to 3 mol % of one or more compounds selected from the group consisting of La2O3and Y2O3.

REFERENCES:
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patent: 2000327364 (2000-11-01), None
patent: 2001-247336 (2001-09-01), None
Patent Abstracts of Japan, vol. 1996, No. 06, Jun. 28, 1996 & JP 8-048539A, Nippon Sheet Glass Co., Ltd.
Patent Abstracts of Japan, vol. 0171, No. 85, Apr. 12, 1993 & JP 4 338129 A, Ishizuka glass Co. Ltd.
Patent Abstracts of Japan, vol. 2000, No. 10, Nov. 17, 2000 & JP 2000 191339 A Koa Glass KK.
Patent Abstracts of Japan, vol. 1996, No. 3, Mar. 29, 1996 & JP 7 300339 A, Nippon Sheet Glass Co., Ltd.

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