Patent · US Expired

Polymeric compositions and components thereof

US5605984A · kind A · utility

0Cited by
1References
14Claims
0Family size

Assignees

Inventors

Key dates

Filing dateSep 21, 1990
Grant dateFeb 25, 1997
Priority date
Expiry dateSep 21, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L81/06
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Polymer compositions comprising phenol/formaldehyde systems and polyarylsulphones having epoxy pendent or end groups are disclosed together with novel epoxy-ended polyarylsulphones and novel cross-linked epoxy-ended polyarylsulphones. The compositions can be both unreinforced and reinforced with fibres and/or other fillers.

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