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BE623561A - Azurage optique de fibres cellulosiques. - Google Patents

Azurage optique de fibres cellulosiques.

Info

Publication number
BE623561A
BE623561A BE623561A BE623561A BE623561A BE 623561 A BE623561 A BE 623561A BE 623561 A BE623561 A BE 623561A BE 623561 A BE623561 A BE 623561A BE 623561 A BE623561 A BE 623561A
Authority
BE
Belgium
Prior art keywords
cellulosic fibers
optical brightening
brightening
optical
cellulosic
Prior art date
Application number
BE623561A
Other languages
English (en)
Original Assignee
Geigy Ag J R
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
Priority claimed from CH1188061A external-priority patent/CH377307A/de
Application filed by Geigy Ag J R filed Critical Geigy Ag J R
Publication of BE623561A publication Critical patent/BE623561A/fr

Links

Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
    • D06M13/35—Heterocyclic compounds
    • D06M13/355—Heterocyclic compounds having six-membered heterocyclic rings
    • D06M13/358—Triazines
    • 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
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03—Non-macromolecular organic compounds
    • D21H17/05—Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/07—Nitrogen-containing compounds

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Paper (AREA)
BE623561A 1961-10-13 1962-10-12 Azurage optique de fibres cellulosiques. BE623561A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1188061A CH377307A (de) 1961-10-13 1961-10-13 Verfahren zum optischen Aufhellen von Cellulosefasern
CH153062A CH406124A (de) 1961-10-13 1962-02-08 Verfahren zum optischen Aufhellen von Cellulosefasern

Publications (1)

Publication Number Publication Date
BE623561A true BE623561A (fr) 1963-04-12

Family

ID=25687916

Family Applications (1)

Application Number Title Priority Date Filing Date
BE623561A BE623561A (fr) 1961-10-13 1962-10-12 Azurage optique de fibres cellulosiques.

Country Status (3)

Country Link
BE (1) BE623561A (fr)
CH (1) CH406124A (fr)
GB (1) GB984083A (fr)

Also Published As

Publication number Publication date
GB984083A (en) 1965-02-24
CH406124A (de) 1965-10-15

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