CA897909A - Process for converting dyestuffs of the aryl-pararosaniline sulphonic acid series into valuable pigments having a high tinctorial strength - Google Patents

Process for converting dyestuffs of the aryl-pararosaniline sulphonic acid series into valuable pigments having a high tinctorial strength

Info

Publication number
CA897909A
CA897909A CA897909A CA897909DA CA897909A CA 897909 A CA897909 A CA 897909A CA 897909 A CA897909 A CA 897909A CA 897909D A CA897909D A CA 897909DA CA 897909 A CA897909 A CA 897909A
Authority
CA
Canada
Prior art keywords
pararosaniline
dyestuffs
aryl
converting
sulphonic acid
Prior art date
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
CA897909A
Inventor
Rentel Heinz
Spietschka Ernst
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.)
Hoechst AG
Original Assignee
Farbwerke Hoechst AG
Publication date
Application granted granted Critical
Publication of CA897909A publication Critical patent/CA897909A/en
Expired legal-status Critical Current

Links

CA897909A Process for converting dyestuffs of the aryl-pararosaniline sulphonic acid series into valuable pigments having a high tinctorial strength Expired CA897909A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA897909T

Publications (1)

Publication Number Publication Date
CA897909A true CA897909A (en) 1972-04-18

Family

ID=36403815

Family Applications (1)

Application Number Title Priority Date Filing Date
CA897909A Expired CA897909A (en) Process for converting dyestuffs of the aryl-pararosaniline sulphonic acid series into valuable pigments having a high tinctorial strength

Country Status (1)

Country Link
CA (1) CA897909A (en)

Similar Documents

Publication Publication Date Title
AU476846B2 (en) Production of phthalocyanine pigments ofthe modification
CA897909A (en) Process for converting dyestuffs of the aryl-pararosaniline sulphonic acid series into valuable pigments having a high tinctorial strength
CH613719A5 (en) Process for the conversion of a vat colorant into a pigmentary state
AU430827B2 (en) A process for converting dyestuffs of the aryl-pararos-aniline sulphonic acid series into colouristically valuable pigments
AU5892769A (en) A process for converting dyestuffs of the aryl-pararos-aniline sulphonic acid series into colouristically valuable pigments
CA1031329A (en) Azo dyestuffs and process for their manufacture
CH609365A5 (en) Process for the preparation of novel monoazo dyestuffs
AU476067B2 (en) New disazo pigments and a process for their manufacture
CA968790A (en) Process for the preparation of novel water-insoluble monoazo dyestuffs
CA856130A (en) Process for converting aryl-pararosaniline sulfonic acid dyestuffs into pigments
AU471012B2 (en) Process for producing water insoluble dyestuffs process for producing intermediates for such water-insoluble dyestuffs and novel intermediates
CA1034117A (en) Monoazo pigments and process for preparing them
AU486729B2 (en) a PROCESS FORTHE CONVERSION OF HALOPHTHALIMIDOQUINOPHTHALONES INTO PIGMENTARY FORM
AU7486074A (en) a PROCESS FORTHE CONVERSION OF HALOPHTHALIMIDOQUINOPHTHALONES INTO PIGMENTARY FORM
CA905979A (en) Process for the preparation of very pure monosulfonic acids of triphenyl-methane dyestuffs
AU424284B2 (en) Process for converting aryl pararosaniline sulfonic acid dyestuffs into pigments
CA873874A (en) Process for the production of acid anthraquinone dyestuffs
CA857863A (en) Process for converting perylene-3,4,9,10-tetracarboxylic acid diimide into a pigment form having valuable colouristic properties
AU4197068A (en) Process for converting aryl pararosaniline sulfonic acid dyestuffs into pigments
CA894801A (en) Process for the production of anthraquinone dyestuffs
CA880299A (en) Process for the production of cyclammonium azo dyestuffs
CA1002950A (en) Process for producing water insoluble dyestuffs, process for producing intermediates for such water-insoluble dyestuffs and novel intermediates
CA847339A (en) Process for the production of acid anthraquinone dyestuffs
CA821554A (en) Process for the production of pigment dyestuffs
AU480576B2 (en) Novel disazo pigments and process for their preparation