Patent · US Expired

Glass fiber reinforced polyester molding compound with improved physical strength properties

US4990549A · kind A · utility

39Cited by
15References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 16, 1989
Grant dateFeb 5, 1991
Priority date
Expiry dateOct 16, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K9/04
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Polyester resins modified with a glass fiber reinforcing agent treated with novel sizing agents exhibit marked by improved physical strength properties.

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