Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB31995/31A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IG Farbenindustrie AGfiledCriticalIG Farbenindustrie AG
Publication of GB377870ApublicationCriticalpatent/GB377870A/en
C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
C09B49/00—Sulfur dyes
C09B49/04—Sulfur dyes from amino compounds of the benzene, naphthalene or anthracene series
Landscapes
Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Coloring
(AREA)
Abstract
Sulphur dyes are obtained by melting together m-toluylenediamine with diphthaloylphenylenediamine and sulphur. The products dye cotton orange shades from sulphide baths. Specifications 23967/02 and 7725/04, [both in Class 2, Acids and salts, Organic &c.], are referred to.
GB31995/31A1931-02-061931-11-18Process for the manufacture of sulphur dyestuffs
ExpiredGB377870A
(en)