Patent · US Expired

Reaction of sulfur with polychlorinated polyphenyls

US4745226A · kind A · utility

0Cited by
1References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 22, 1986
Grant dateMay 17, 1988
Priority date
Expiry dateSep 22, 2006

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA62D2101/22
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

Polychlorinated polyphenyl materials are reacted with sulfur in the presence of an effective amount of a sulfur chloride compound to result in a product having a lowered residue of chlorinated polyphenyl as compared to a reaction practiced without the use of the compound.

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