Patent · US Expired

Modified block copolymers and process for the preparation thereof

US4935466A · kind A · utility

4Cited by
4References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 20, 1988
Grant dateJun 19, 1990
Priority date—
Expiry dateMay 20, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F8/34
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A block copolymer comprising a monoalkenylaromatic hydrocarbon block and a hydrogenated conjugated diene hydrocarbon block in which groups ##STR1## R being an organic radical, are grafted at the aromatic groups, and preparation thereof by reacting the block copolymer with an azide ##STR2##

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