Patent · US Expired

Polyester film for recording materials

US4910235A · kind A · utility

11Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 23, 1988
Grant dateMar 20, 1990
Priority date
Expiry dateMay 23, 2008

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2367/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A polyester film containing 20% or less by weight of a mixture comprising a white pigment and a pearlescent pigment is disclosed. The polyester film has a pearly luster and a high degree of whiteness.

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