Patent · US Expired

Phosphorescent polymer-containing compositions and articles made therefrom

US4640797A · kind A · utility

29Cited by
8References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 8, 1986
Grant dateFeb 3, 1987
Priority date
Expiry dateMay 8, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K11/584
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

This invention is directed to a polymeric composition: PA0 (a) between about 25 and 75% by weight of an elastomeric polymer; PA0 (b) between about 20 and 50% by weight of a processing oil; PA0 (c) between about 0.005 and 0.5% by weight of at least one stabilizer; and PA0 (d) between about 3 and 30% by weight of a phosphorescent pigment.

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