Patent · US Expired

Developer sheet

US4855280A · kind A · utility

0Cited by
3References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 31, 1988
Grant dateAug 8, 1989
Priority date
Expiry dateMar 31, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31902
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

The present invention provides a developer sheet composed of a sheet-like molded form of a mixture of a developer and a dye-adsorbing inorganic substance and a substrate integrated by adhesion. According to the present invention, there is provided a developer sheet improved in color coupling performance, outstanding in stability (to water, heat, light, plasticizer etc.) and manufacturable with a high efficiency.

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