CPC A46D 3/00 (2013.01) [A46B 9/04 (2013.01); B27J 1/00 (2013.01); B27K 5/007 (2013.01); B27K 5/0085 (2013.01); A46B 2200/1066 (2013.01)] | 6 Claims |
1. A method of manufacturing a bamboo toothbrush, the method comprising steps of:
a) CNC machining of machining a rod-shaped bamboo into a toothbrush stem shape; and
b) hot pressing of inserting, heating, and pressing the machined bamboo in a press mold,
wherein the heating and pressing in the step b) have conditions of temperature of 100° C. to 220° C., time of 5 minutes to 60 minutes, and pressure of 0.2 MPa to 10 MPa, and
a coating layer is formed on the surface of the bamboo by caramelization of a sugar content in the bamboo under the conditions.
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