In order to overcome the problems existing in the existing customized paper tube process, technicians provided a customized paper tube and its preparation method, which can ensure the smoothness and stiffness of the paper tube, make full use of the waste pulp of related industries, and jointly reduc
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2022-06
1、 Paper tubes can be used to print pictures. Materials: paper tubes of various sizes. Various pigments. Method: paint the paper tube with paint and press it on the paper. It can be printed into a prototype, which can be used as animal head, eye, etc. If the paper tube is pressed on the paper with a
