GB233382A - Improvements in and relating to dyeing processes - Google Patents

Improvements in and relating to dyeing processes

Info

Publication number
GB233382A
GB233382A GB3126523A GB3126523A GB233382A GB 233382 A GB233382 A GB 233382A GB 3126523 A GB3126523 A GB 3126523A GB 3126523 A GB3126523 A GB 3126523A GB 233382 A GB233382 A GB 233382A
Authority
GB
United Kingdom
Prior art keywords
amino
relating
aminoanthraquinones
pulp
dyeing processes
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
GB3126523A
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.)
Scottish Dyes Ltd
Original Assignee
Scottish Dyes Ltd
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 Scottish Dyes Ltd filed Critical Scottish Dyes Ltd
Priority to GB3126523A priority Critical patent/GB233382A/en
Publication of GB233382A publication Critical patent/GB233382A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/28—Colorants ; Pigments or opacifying agents

Landscapes

  • Paper (AREA)

Abstract

Pulp is coloured by means of aminoanthraquinones; the aminoanthraquinones used include mono-, di-, or triaminoanthraquinones, alkylaminoanthraquinones, or their substitution products, but not sulphonic or carboxylic acids or alizarin derivatives. The following are specified as suitable:-1-amino-2-methyl-, 1-methylamino-, 1 : 4-diamino-, 1-amino-4-oxy-, and 1-chlor-5-amino-anthraquinone. Resin, size, alum, and china clay may be added to the pulp as usual.
GB3126523A 1923-12-12 1923-12-12 Improvements in and relating to dyeing processes Expired GB233382A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3126523A GB233382A (en) 1923-12-12 1923-12-12 Improvements in and relating to dyeing processes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3126523A GB233382A (en) 1923-12-12 1923-12-12 Improvements in and relating to dyeing processes

Publications (1)

Publication Number Publication Date
GB233382A true GB233382A (en) 1925-05-12

Family

ID=10320518

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3126523A Expired GB233382A (en) 1923-12-12 1923-12-12 Improvements in and relating to dyeing processes

Country Status (1)

Country Link
GB (1) GB233382A (en)

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