Patent · US Expired

Polyalkylene glycol group-containing hindered amines

US6001905A · kind A · utility

4Cited by
3References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 20, 1998
Grant dateDec 14, 1999
Priority date
Expiry dateApr 20, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/3435
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A description is given of compounds of formula 1 ##STR1## and of compounds of formula 2 ##STR2## wherein X, Y and Z and the radicals R.sup.1 and also m and n have the meanings claimed in claim 1. The cited compounds are advantageously used e.g. for stabilizing organic material against the damaging effect of light, oxygen and/or heat.

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