Patent · US Expired

Polymerization of cyclic ethers

US4303782A · kind A · utility

17Cited by
3References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 21, 1980
Grant dateDec 1, 1981
Priority date
Expiry dateJan 21, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08G65/2657
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A method of polymerizing cyclic ethers especially tetrahydrofuran to form high molecular weight polymers using a zeolitic polymerization catalyst.

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