Patent · US Expired

Carbon black and process for producing the same

US6358487B1 · kind B1 · utility

21Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 22, 1999
Grant dateMar 19, 2002
Priority date
Expiry dateJun 22, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01P2006/10
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A carbon black having an average particle size of at most 13 nm, Dmod of at most 80 nm, a D½/Dmod ratio of at most 0.6 and at least pH 5.

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