PAPER HAVING 60{14 97 PERCENT HYDRATED CELLULOSIC FIBERS AND 3{14 40 PERCENT UNHYDRATED CELLULOSIC FIBERS

摘要

Novel paper is prepared by employing a furnish containing from about 60 to about 97 percent of hydrated, gelatinized paper-making fibers and from about 3 to about 40 percent of substantially unhydrated paper-making fibers. This paper is dense and erasable and has a hold out time of at least 4 seconds by the Tappi T-454 -TS- 66 turpentine test.