Invention Grant
- Patent Title: Nonstick utensil and manufacturing method thereof
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Application No.: US16748157Application Date: 2020-01-21
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Publication No.: US11357354B2Publication Date: 2022-06-14
- Inventor: Huating Yuan , Ming Zhang , Yisheng Qu , Weiping Jin
- Applicant: Wuhan Supor Cookware Co., Ltd.
- Applicant Address: CN Wuhan
- Assignee: Wuhan Supor Cookware Co., Ltd.
- Current Assignee: Wuhan Supor Cookware Co., Ltd.
- Current Assignee Address: CN Wuhan
- Agency: The Webb Law Firm
- Priority: CN201910048141.3 20190118,CN201910048142.8 20190118
- Main IPC: A47J36/02
- IPC: A47J36/02 ; C23C4/11 ; C23C4/134 ; C23C4/02 ; C23C24/04 ; C23C24/10 ; C23C30/00 ; A47J37/10

Abstract:
A nonstick utensil and its method of manufacturing are presented. The nonstick utensil includes a utensil substrate and a nonstick layer covering an inner surface of the utensil substrate. The material of the nonstick layer includes black titanium dioxide. An inner surface of a substrate of the nonstick utensil is covered with a material having black titanium dioxide applied by hot spraying, cold spraying or plasma spraying, so that a black titanium dioxide nonstick layer is formed. Compared to the prior art, instead of using a coating material, a nonstick layer having black titanium dioxide on a surface of a substrate is provided, having nonstick properties due to the low surface energy characteristic of black titanium dioxide.
Public/Granted literature
- US20200229635A1 Nonstick Utensil and Manufacturing Method Thereof Public/Granted day:2020-07-23
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