Patent · US Expired

Method for coating particulate solids with polymers

US3953657A · kind A · utility

17Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 28, 1974
Grant dateApr 27, 1976
Priority date
Expiry dateJan 28, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2998
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Particulate solids are coated with a polymer by bringing a particulate solid selected from glass particles, abrasive particles and sand particles into contact with a vinyl monomer in the presence of a polymerization intiator consisting essentially of bisulfite ions.

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