Patent · US Expired

Process for producing polyolefin resin particles

US4504653A · kind A · utility

3Cited by
1References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 25, 1983
Grant dateMar 12, 1985
Priority date
Expiry dateMay 25, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2323/02
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A process for producing particles having an increased particle diameter from a powder of a polyolefin resin, which comprises heating the polyolefin resin powder at a temperature higher than the melting point of the resin in a dispersion medium in the presence of a dispersing agent and a surface-active agent.

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