PAPER TUBE BASE PAPER AND PAPER TUBE

• Main Authors: TSUNODA HIROSUKE, HOSHINO AKIO, YOSHIDA YOSHIO, KAWASAKI KENTARO, MURATA YUKA
• Format: Patent
• Language: Chinese; English
• Published: 11.02.2020
• Subjects: COFFEE MILLS; DOMESTIC ARTICLES OR APPLIANCES; FURNITURE; HOUSEHOLD OR TABLE EQUIPMENT; HUMAN NECESSITIES; IMPREGNATING OR COATING OF PAPER; PAPER NOT OTHERWISE PROVIDED FOR; PAPER-MAKING; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; PRODUCTION OF CELLULOSE; PULP COMPOSITIONS; SPICE MILLS; SUCTION CLEANERS IN GENERAL; TEXTILES; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G

The present invention addresses the problem of providing a paper tube base paper suitable for producing a paper tube that poses fewer burdens on the environment and exhibits excellent water resistance. As a solution to this problem, the present invention provides a paper tube base paper that is characterized by having: three to five paper layers; an overall basis weight of at least 250 g/m ; anda basis weight of 25-75 g/m in an innermost layer and an outermost layer among said paper layers. 本发明的课题在于提供一种用于制造对环境的负荷小且耐水性优异的纸筒的纸筒用原纸。作为解决方式，本发明提供一种纸筒用原纸，其特征在于，具有3层以上5层以下的纸层，整体的基重为250g/m以上，所述纸层中的最内层与最外层的基重为25g/m以上75g/m以下。