Patent · US Expired

Color balanced rubber-reinforced plastic

US4743642A · kind A · utility

14Cited by
6References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 8, 1986
Grant dateMay 10, 1988
Priority date
Expiry dateSep 8, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08K5/08
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A rubber-reinforced polymeric composition is disclosed having enhanced color stability upon exposure to ultraviolet (UV) light comprising a color balancer in an amount effective to reduce the overall color shift of the plastic due to exposure to UV light.

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