HYDROPHOBIC PAPER, CARDBOARD, AND PACKAGING

摘要

A process for the manufacture of hydrophobic paper using a pulp comprising a slurry of cellulosic fibers in an aqueous medium comprising an alkoxysilane. A paper or cardboard packaging product comprising cellulosic fibers having a silane residue substantially uniformly distributed throughout the paper or cardboard and bonded to the cellulosic fibers predominantly through Si—O— bonds.

主权项

1. A process for the manufacture of hydrophobic paper comprising:
delivering a pulp comprising a slurry of cellulosic fibers in an aqueous medium comprising an alkoxysilane to a screen for forming a sheet comprising fibers of said pulp; compressing and dewatering said sheet; drying said compressed sheet of fibers to produce a sheet of paper that is resistant to water.