Patent · US Expired

Method for densifying particulate silica

US6156285A · kind A · utility

70Cited by
32References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 12, 1998
Grant dateDec 5, 2000
Priority date
Expiry dateNov 12, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01P2006/80
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A method for densifying particulate silica and a method for compounding a curable silicone composition comprising a reinforcing silica filler. The method is particularly useful for densifying particulate silica to be used as a continuous feed to a compounding apparatus for preparing curable silicone compositions.

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