Patent · US Expired

Process for manufacturing magnesium carbonate board

US4242163A · kind A · utility

3Cited by
0References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 22, 1978
Grant dateDec 30, 1980
Priority date
Expiry dateNov 22, 1998

Classification

  • Technology area (CPC D)Textiles; Paper
  • CPC primaryD21J1/16
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Magnesium carbonate board is prepared by mixing a neutral magnesium carbonate suspension with a fibrous material and the like, adding active magnesium, casting the resulting mixed suspension onto a porous, permeable carrier to form a layer thereon, laminating a number of said layers if desired and pressing and then heat curing the resulting platelike body.

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