Patent ID: 7789996
Filing Date: 2010-09-07
Classification: D21H,Y10T

Abstract:
1. A paper product comprising a paper substrate made into wallboard tape, wherein the paper substrate comprises: a plurality of cellulose fibers; a cationic wet strength additive in an amount of from 0.25 to 2.5 wt % based on the total weight of the paper substrate; an alkaline sizing agent in an amount of from 0.05 to 1.5 wt % based on the total weight of the paper substrate; and an anionic promoter which is at least one member selected from the group consisting of a polyacrylate, sulfonate, carboxymethyl cellulose, and galactomannan hemicellulose in an amount of from 0.05 to 1.5 wt % based on the total weight of the paper substrate, wherein the paper substrate has: