IMPROVED SPECIALTY PAPERS AND/OR METHODS FOR MAKING SPECIALTY PAPERS

摘要

A filter paper having a composition of softwood fibers in the range of about 50 to about 100 percent by weight, and synthetic fibers that are present in the range of about 0 to about 50 percent by weight. The softwood fibers can be divided between northern softwoods and southern softwoods. Pulp is present in an amount of about 95 to about 98 weight percent of the furnish.