Patent · US Expired

Process for making lithographic sheet material having a thermoplastic adhesive layer

US5711991A · kind A · utility

6Cited by
10References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 20, 1995
Grant dateJan 27, 1998
Priority date
Expiry dateNov 20, 2015

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB41N3/03
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A process for making lithographic sheet material. A metal sheet substrate is coated with a thermoplastic adhesive layer, and a particle layer is adhered to and within the adhesive layer while it is near its melting point. The adhesive layer is preferably polyethylene terephthalate and the particle layer preferably contains alumina particles.

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