Patent · US Expired

High molecular weight azoamide compound

US5854406A · kind A · utility

2Cited by
14References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 7, 1997
Grant dateDec 29, 1998
Priority date
Expiry dateJul 7, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F293/005
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An azoamide compound of the formula: ##STR1## wherein R.sup.1 through R.sup.4 are independently an alkyl group; X is an alkylene group; Y is --O-- or --N--; and n is an integer of 2 or more, is effective for producing a macroazo compound, which is a useful initiator for producing block copolymers.

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