MANUFACTURING METHOD OF AN ANTIMICROBIAL AND ADHESION-PROOF TITANIUM TABLEWARE
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United States of America Patent
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Aug 1, 2024
app pub date -
Apr 10, 2024
filing date -
Oct 15, 2021
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Abstract
A manufacturing method of an antimicrobial and adhesion-proof titanium tableware having a contact portion for contacting foods, food ingredients, drinking water, beverages, or body parts of a user. The manufacturing method includes a preparation step implemented by using a titanium substrate to produce a tableware preform; a preparation step implemented by using a titanium substrate to produce a tableware preform; a surface treatment step implemented by washing a surface of the tableware preform and removing a primary oxidation layer on the surface of the tableware preform; and an oxidation step which includes: placing the tableware preform in a vacuum calcination furnace, heating the tableware preform to reach a temperature ranging from 700° C. to 850° C., and introducing oxygen for allowing one part of the surface of the tableware preform corresponding to the contact portion to be exposed to the oxygen for 3 hours to 12 hours.
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