Inventors:
John D. Bruhnke - Spartanburg SC
Steven E. Brown - Spartanburg SC
Assignee:
Milliken Research Corporation - Spartanburg SC
International Classification:
C09K 500
Abstract:
An antifreeze composition is provided having a polyhydric alcohol, a corrosion inhibitor and a colorant of the formula: ##STR1## wherein m and n are independently selected from 0, 1, 2 or 3; M is cation; A is SO. sub. 3 M or SO. sub. 2 R. sup. 3, where R. sup. 3 is alkylene-SO. sub. 3 M; R. sup. 1 is selected from the group consisting of hydroxy, C. sub. 1-8 alkoxy, C. sub. 1-8 alkyl, amino, sulfoxy, carboxy and R. sup. 2 ; and R. sup. 2 is NHR. sup. 4, where R. sup. 4 is triazine or triazine substituted with aminophenylsulfonate, chloro, dichloro, fluoro, or R. sup. 2 is CO. sub. 2 M.