Title:
ANTIBACTERIAL PLASTIC AND PREPARATION METHOD THEREFOR, AND ANTIBACTERIAL PLASTIC PRODUCT
Document Type and Number:
WIPO Patent Application WO/2023/010686
Kind Code:
A1
Abstract:
An antibacterial plastic and a preparation method therefor, and an antibacterial plastic product. The antibacterial plastic is prepared by heating and melting C3N4, a complex thereof and a thermoplastic plastic, wherein the mass ratio of C3N4 and the complex thereof to the thermoplastic plastic is 0.01-5:100. The antibacterial plastic has a good antibacterial effect under the condition of no illumination, the antibacterial rate of the antibacterial plastic against Escherichia coli and Staphylococcus aureus is greater than 99.99%, the antibacterial ability is stable, and metal pollution is avoided. The antibacterial plastic can be used in the field of medical antibacterial materials in virtue of the good antibacterial effect. In addition, an antibacterial agent of the antibacterial plastic is only composed of an inorganic non-metal material C3N4 and a complex thereof, which are merely mixed, heated and melted together with the thermoplastic plastic. The preparation method is simple, and the production cost is low.
Inventors:
ZHAO ZIYAN (CN)
LI WEI (CN)
ZHAO ZIQUAN (CN)
LIU SHUAIZHUO (CN)
LI PENGHUI (CN)
WAN WENCHAO (CN)
LI WEI (CN)
ZHAO ZIQUAN (CN)
LIU SHUAIZHUO (CN)
LI PENGHUI (CN)
WAN WENCHAO (CN)
Application Number:
PCT/CN2021/124018
Publication Date:
February 09, 2023
Filing Date:
October 15, 2021
Export Citation:
Assignee:
CHENGDU QINHUAN TECH CO LTD (CN)
International Classes:
C08L23/06; A01N43/90; A01N59/16; C08J7/06; C08K3/00; C08L3/02; C08L27/06; D04H1/413; D04H13/00
Domestic Patent References:
| WO2014207628A1 | 2014-12-31 |
Foreign References:
| CN111574765A | 2020-08-25 | |||
| CN109880211A | 2019-06-14 | |||
| CN111424368A | 2020-07-17 | |||
| CN109749136A | 2019-05-14 | |||
| CN104311864A | 2015-01-28 | |||
| CN113248844A | 2021-08-13 | |||
| CN105028436A | 2015-11-11 | |||
| CN103483669A | 2014-01-01 | |||
| EP2160945A1 | 2010-03-10 | |||
| US20060204738A1 | 2006-09-14 | |||
| US20190375924A1 | 2019-12-12 |
Attorney, Agent or Firm:
SHENZHEN TECHVISUM IP AGENCY LTD. (CN)
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