Patent · US Expired

Pigment modification improving handling characteristics

US6451102B1 · kind B1 · utility

8Cited by
12References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 4, 2000
Grant dateSep 17, 2002
Priority date
Expiry dateMay 4, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09C2200/405
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention is directed to a process for producing a master batch of pigment, comprising mixing a pigment having a high aspect ratio, embedded in a material increasing bulk density of the pigment, with a plastic so as to produce a dispersion of pigment and plastic.

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