Patent · US Expired

N,N'-bisimidothio-diamines

US3944552A · kind A · utility

10Cited by
0References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 7, 1974
Grant dateMar 16, 1976
Priority date
Expiry dateMar 7, 1994

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/44
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Imides such as N-(morpholinothio)phthalimide are used to affect the vulcanization characteristics of sulfur vulcanizable polymers by increasing the state of vulcanization and/or improving scorch resistance and/or increasing the rate of vulcanization.

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