05501774 is referenced by 80 patents and cites 8 patents.

Filled paper is made by providing an aqueous feed suspension containing filler and cellulosic fibre, coagulating the fibre and filler in the suspension by adding cationic coagulating agent, making an aqueous thinstock suspension by diluting a thickstock consisting of or formed from the coagulated feed suspension, adding anionic particulate material to the thinstock or to the thickstock from which the thinstock is formed, subsequently adding polymeric retention aid to the thinstock and draining the thinstock for form a sheet and drying the sheet.

Title
Production of filled paper
Application Number
8/188388
Publication Number
5501774
Application Date
January 21, 1994
Publication Date
March 26, 1996
Inventor
Anthony J Burke
North Yorkshire
GB
Agent
Sughrue Mion Zinn Macpeak & Seas
Assignee
Allied Colloids
GB
IPC
D21H 21/10
View Original Source