Patent · US Expired

Tint compositions for nylon having improved fugitivity properties

US4144028A · kind A · utility

13Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 3, 1976
Grant dateMar 13, 1979
Priority date
Expiry dateSep 3, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09B67/0071
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Tint compositions for nylon having improved fugitivity properties comprising an admixture of a colorant having the general formula EQU R--N--[(CH.sub.2 CH.sub.2 O).sub.n H].sub.2 }.sub.x wherein R is an organic dyestuff radical, x is an integer of 1 to 6, and the product of 2n times x is from about 200 to about 300, and a minor effective amount of a free radical inhibitor to retard free radical interaction between the colorant and the nylon.

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