Patent · US Expired

Water-in-oil type emulsion ink for stencil printing

US6156109A · kind A · utility

10Cited by
7References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 14, 1999
Grant dateDec 5, 2000
Priority date
Expiry dateApr 14, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/0235
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A water-in-oil type emulsion ink for stencil printing, including 10-90% by weight of an oil phase and 90-10% by weight of an aqueous phase, the oil phase containing a mineral oil having a viscosity of greater than 10.0 mm.sup.2 /s at 40.degree. C. and such a carbon content distribution that a naphthenic carbon content C.sub.N is at least 34% and an aromatic carbon content C.sub.A is not greater than 20%

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