Patent ID: 8613831
Filing Date: 2013-12-24
Classification: D21H

Abstract:
1. A paper product having a CD tensile of from 5 to 60 lbf/inch width as measured by TAPPI method 494 and a MD tensile of from 25 to 100 lbf/inch width as measured by TAPPI method 494, comprising a paper substrate having a web of cellulose fibers and made into wallboard tape, wherein a wallboard and joint compound binder is applied to at least one abradable surface of the paper substrate, the wallboard and joint compound binder comprising: from 0.05 to 20 wt % starch based on the total weight of the paper substrate; and from 0.05 to 20 wt % polyvinyl alcohol based on the total weight of the paper substrate; in a ratio of starch/polyvinyl alcohol of from 99 wt starch/1 wt % polyvinyl alcohol to 5 wt % starch/95 wt % polyvinyl alcohol based on the total weight of the starch and polyvinyl alcohol, wherein the paper product further comprises a preservative.