Patent · US Expired

Pressure-sensitive recording medium

US5002832A · kind A · utility

1Cited by
7References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 19, 1988
Grant dateMar 26, 1991
Priority date
Expiry dateOct 19, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31757
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

A pressure-sensitive recording medium comprises an ink layer held on a substrate wherein said ink layer contains a polyamide resin containing 74 mol % or more of a dimer acid as the acid component and has a weight average molecular weight in the range of 4,000 to 9,500.

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