Patent · US Expired

Printing inks having low volatile organic compounds and methods of producing same

US6544322B2 · kind B2 · utility

5Cited by
14References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 5, 2001
Grant dateApr 8, 2003
Priority date
Expiry dateJan 13, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09D11/107
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A printing ink composition containing resin and glycerine, wherein the composition has less than 5 wt. % volatile organic compounds and has no hazardous air pollutants and a method of preparing such composition.

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