Patent · US Expired

Piperidyl organosiloxanes and polymer substrates light-stabilized therewith

US5663222A · kind A · utility

2Cited by
0References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1995
Grant dateSep 2, 1997
Priority date
Expiry dateJun 7, 2015

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L2207/066
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Novel piperidyl organosiloxanes, well adapted for the light/UV-stabilization of a wide variety of polymer substrates, e.g., polyolefins and polyalkadienes, have the structural formula (I): ##STR1##

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