Patent · US Expired

Wax and ink composition for thermal ink transfer

US4776887A · kind A · utility

4Cited by
10References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 10, 1987
Grant dateOct 11, 1988
Priority date
Expiry dateMar 10, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/12
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A wax for thermal ink transfer, which consists essentially of a reaction product of an .alpha.-olefin having an average carbon number of from 16 to 100 with maleic anhydride, said reaction product having a weight average polymerization degree of from 1 to 100 and which has a heat of fusion of not higher than 40 cal/g.

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