Patent · US Expired

Coating substances with a high concentration of solids, for coated papers

US4284546A · kind A · utility

15Cited by
3References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 29, 1979
Grant dateAug 18, 1981
Priority date
Expiry dateOct 29, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31906
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A novel high-solids coating substance for coating paper and the like is provided. The coatings are in the form of solutions having pigment concentrations greater than 70%. The coatings provide high gloss and contain particles of calcium carbonate as substantially the only pigment.

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