Patent · US Expired

Carbon black and rubber composition containing same

US6228928A · kind A · utility

13Cited by
7References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 1994
Grant dateMay 8, 2001
Priority date
Expiry dateMar 21, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S152/905
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

New carbon blacks that when incorporated into rubber compositions impart increased abrasion resistance and lower hysteresis. Also disclosed are rubber composition incorporating the novel carbon blacks, which have nitrogen surface area of at least 100, a CDBP of at least 105, a tint of 90-140 and a delta D50/Dmode ratio of 0.6-0.76.

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