Patent · US Expired

Process for the production of paper

US5846384A · kind A · utility

27Cited by
13References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 10, 1996
Grant dateDec 8, 1998
Priority date
Expiry dateJun 10, 2016

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21H23/04
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A process for the production of paper from a suspension of cellulose containing fibers, and optional fillers, which comprises adding an aluminum compound and anionic inorganic particles to the suspension, forming and draining the suspension on a wire, wherein the aluminum compound and anionic inorganic particles are mixed immediately prior to addition to the suspension.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.