Patent · US Expired

Process for the preparation of novel block polymers

US4104331A · kind A · utility

1Cited by
3References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 24, 1975
Grant dateAug 1, 1978
Priority date
Expiry dateSep 24, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F297/048
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

There is disclosed a method of preparing a five-membered block polymer, said block polymer exhibiting more superior properties than would be expected from copolymers made from similar blocks.

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